Regenerate streams package with previous commit fixes.

streams/gen_init.go

@@ -20,6 +20,8 @@ import (
 	propertyduration "github.com/go-fed/activity/streams/impl/activitystreams/property_duration"
 	propertyendtime "github.com/go-fed/activity/streams/impl/activitystreams/property_endtime"
 	propertyfirst "github.com/go-fed/activity/streams/impl/activitystreams/property_first"
+	propertyfollowers "github.com/go-fed/activity/streams/impl/activitystreams/property_followers"
+	propertyfollowing "github.com/go-fed/activity/streams/impl/activitystreams/property_following"
 	propertyformertype "github.com/go-fed/activity/streams/impl/activitystreams/property_formertype"
 	propertygenerator "github.com/go-fed/activity/streams/impl/activitystreams/property_generator"
 	propertyheight "github.com/go-fed/activity/streams/impl/activitystreams/property_height"
@@ -28,11 +30,14 @@ import (
 	propertyicon "github.com/go-fed/activity/streams/impl/activitystreams/property_icon"
 	propertyid "github.com/go-fed/activity/streams/impl/activitystreams/property_id"
 	propertyimage "github.com/go-fed/activity/streams/impl/activitystreams/property_image"
+	propertyinbox "github.com/go-fed/activity/streams/impl/activitystreams/property_inbox"
 	propertyinreplyto "github.com/go-fed/activity/streams/impl/activitystreams/property_inreplyto"
 	propertyinstrument "github.com/go-fed/activity/streams/impl/activitystreams/property_instrument"
 	propertyitems "github.com/go-fed/activity/streams/impl/activitystreams/property_items"
 	propertylast "github.com/go-fed/activity/streams/impl/activitystreams/property_last"
 	propertylatitude "github.com/go-fed/activity/streams/impl/activitystreams/property_latitude"
+	propertyliked "github.com/go-fed/activity/streams/impl/activitystreams/property_liked"
+	propertylikes "github.com/go-fed/activity/streams/impl/activitystreams/property_likes"
 	propertylocation "github.com/go-fed/activity/streams/impl/activitystreams/property_location"
 	propertylongitude "github.com/go-fed/activity/streams/impl/activitystreams/property_longitude"
 	propertymediatype "github.com/go-fed/activity/streams/impl/activitystreams/property_mediatype"
@@ -41,7 +46,9 @@ import (
 	propertyobject "github.com/go-fed/activity/streams/impl/activitystreams/property_object"
 	propertyoneof "github.com/go-fed/activity/streams/impl/activitystreams/property_oneof"
 	propertyorigin "github.com/go-fed/activity/streams/impl/activitystreams/property_origin"
+	propertyoutbox "github.com/go-fed/activity/streams/impl/activitystreams/property_outbox"
 	propertypartof "github.com/go-fed/activity/streams/impl/activitystreams/property_partof"
+	propertypreferredusername "github.com/go-fed/activity/streams/impl/activitystreams/property_preferredusername"
 	propertyprev "github.com/go-fed/activity/streams/impl/activitystreams/property_prev"
 	propertypreview "github.com/go-fed/activity/streams/impl/activitystreams/property_preview"
 	propertypublished "github.com/go-fed/activity/streams/impl/activitystreams/property_published"
@@ -50,8 +57,10 @@ import (
 	propertyrelationship "github.com/go-fed/activity/streams/impl/activitystreams/property_relationship"
 	propertyreplies "github.com/go-fed/activity/streams/impl/activitystreams/property_replies"
 	propertyresult "github.com/go-fed/activity/streams/impl/activitystreams/property_result"
+	propertyshares "github.com/go-fed/activity/streams/impl/activitystreams/property_shares"
 	propertystartindex "github.com/go-fed/activity/streams/impl/activitystreams/property_startindex"
 	propertystarttime "github.com/go-fed/activity/streams/impl/activitystreams/property_starttime"
+	propertystreams "github.com/go-fed/activity/streams/impl/activitystreams/property_streams"
 	propertysubject "github.com/go-fed/activity/streams/impl/activitystreams/property_subject"
 	propertysummary "github.com/go-fed/activity/streams/impl/activitystreams/property_summary"
 	propertytag "github.com/go-fed/activity/streams/impl/activitystreams/property_tag"
@@ -151,6 +160,8 @@ func init() {
 	propertyduration.SetManager(mgr)
 	propertyendtime.SetManager(mgr)
 	propertyfirst.SetManager(mgr)
+	propertyfollowers.SetManager(mgr)
+	propertyfollowing.SetManager(mgr)
 	propertyformertype.SetManager(mgr)
 	propertygenerator.SetManager(mgr)
 	propertyheight.SetManager(mgr)
@@ -159,11 +170,14 @@ func init() {
 	propertyicon.SetManager(mgr)
 	propertyid.SetManager(mgr)
 	propertyimage.SetManager(mgr)
+	propertyinbox.SetManager(mgr)
 	propertyinreplyto.SetManager(mgr)
 	propertyinstrument.SetManager(mgr)
 	propertyitems.SetManager(mgr)
 	propertylast.SetManager(mgr)
 	propertylatitude.SetManager(mgr)
+	propertyliked.SetManager(mgr)
+	propertylikes.SetManager(mgr)
 	propertylocation.SetManager(mgr)
 	propertylongitude.SetManager(mgr)
 	propertymediatype.SetManager(mgr)
@@ -172,7 +186,9 @@ func init() {
 	propertyobject.SetManager(mgr)
 	propertyoneof.SetManager(mgr)
 	propertyorigin.SetManager(mgr)
+	propertyoutbox.SetManager(mgr)
 	propertypartof.SetManager(mgr)
+	propertypreferredusername.SetManager(mgr)
 	propertyprev.SetManager(mgr)
 	propertypreview.SetManager(mgr)
 	propertypublished.SetManager(mgr)
@@ -181,8 +197,10 @@ func init() {
 	propertyrelationship.SetManager(mgr)
 	propertyreplies.SetManager(mgr)
 	propertyresult.SetManager(mgr)
+	propertyshares.SetManager(mgr)
 	propertystartindex.SetManager(mgr)
 	propertystarttime.SetManager(mgr)
+	propertystreams.SetManager(mgr)
 	propertysubject.SetManager(mgr)
 	propertysummary.SetManager(mgr)
 	propertytag.SetManager(mgr)

streams/gen_interface_resolver.go

@@ -23,7 +23,7 @@ type InterfaceResolver struct {
 // where TypeInterface is the code-generated interface for an ActivityStream
 // type. An error is returned if a callback function does not match this
 // signature.
-func NewInterfaceResolver(callbacks []interface{}) (*InterfaceResolver, error) {
+func NewInterfaceResolver(callbacks ...interface{}) (*InterfaceResolver, error) {
 	for _, cb := range callbacks {
 		// Each callback function must satisfy one known function signature, or else we will generate a runtime error instead of silently fail.
 		switch cb.(type) {

streams/gen_json_resolver.go

@@ -25,7 +25,7 @@ type JSONResolver struct {
 // where TypeInterface is the code-generated interface for an ActivityStream
 // type. An error is returned if a callback function does not match this
 // signature.
-func NewJSONResolver(callbacks []interface{}) (*JSONResolver, error) {
+func NewJSONResolver(callbacks ...interface{}) (*JSONResolver, error) {
 	for _, cb := range callbacks {
 		// Each callback function must satisfy one known function signature, or else we will generate a runtime error instead of silently fail.
 		switch cb.(type) {

streams/gen_manager.go

@@ -20,6 +20,8 @@ import (
 	propertyduration "github.com/go-fed/activity/streams/impl/activitystreams/property_duration"
 	propertyendtime "github.com/go-fed/activity/streams/impl/activitystreams/property_endtime"
 	propertyfirst "github.com/go-fed/activity/streams/impl/activitystreams/property_first"
+	propertyfollowers "github.com/go-fed/activity/streams/impl/activitystreams/property_followers"
+	propertyfollowing "github.com/go-fed/activity/streams/impl/activitystreams/property_following"
 	propertyformertype "github.com/go-fed/activity/streams/impl/activitystreams/property_formertype"
 	propertygenerator "github.com/go-fed/activity/streams/impl/activitystreams/property_generator"
 	propertyheight "github.com/go-fed/activity/streams/impl/activitystreams/property_height"
@@ -28,11 +30,14 @@ import (
 	propertyicon "github.com/go-fed/activity/streams/impl/activitystreams/property_icon"
 	propertyid "github.com/go-fed/activity/streams/impl/activitystreams/property_id"
 	propertyimage "github.com/go-fed/activity/streams/impl/activitystreams/property_image"
+	propertyinbox "github.com/go-fed/activity/streams/impl/activitystreams/property_inbox"
 	propertyinreplyto "github.com/go-fed/activity/streams/impl/activitystreams/property_inreplyto"
 	propertyinstrument "github.com/go-fed/activity/streams/impl/activitystreams/property_instrument"
 	propertyitems "github.com/go-fed/activity/streams/impl/activitystreams/property_items"
 	propertylast "github.com/go-fed/activity/streams/impl/activitystreams/property_last"
 	propertylatitude "github.com/go-fed/activity/streams/impl/activitystreams/property_latitude"
+	propertyliked "github.com/go-fed/activity/streams/impl/activitystreams/property_liked"
+	propertylikes "github.com/go-fed/activity/streams/impl/activitystreams/property_likes"
 	propertylocation "github.com/go-fed/activity/streams/impl/activitystreams/property_location"
 	propertylongitude "github.com/go-fed/activity/streams/impl/activitystreams/property_longitude"
 	propertymediatype "github.com/go-fed/activity/streams/impl/activitystreams/property_mediatype"
@@ -41,7 +46,9 @@ import (
 	propertyobject "github.com/go-fed/activity/streams/impl/activitystreams/property_object"
 	propertyoneof "github.com/go-fed/activity/streams/impl/activitystreams/property_oneof"
 	propertyorigin "github.com/go-fed/activity/streams/impl/activitystreams/property_origin"
+	propertyoutbox "github.com/go-fed/activity/streams/impl/activitystreams/property_outbox"
 	propertypartof "github.com/go-fed/activity/streams/impl/activitystreams/property_partof"
+	propertypreferredusername "github.com/go-fed/activity/streams/impl/activitystreams/property_preferredusername"
 	propertyprev "github.com/go-fed/activity/streams/impl/activitystreams/property_prev"
 	propertypreview "github.com/go-fed/activity/streams/impl/activitystreams/property_preview"
 	propertypublished "github.com/go-fed/activity/streams/impl/activitystreams/property_published"
@@ -50,8 +57,10 @@ import (
 	propertyrelationship "github.com/go-fed/activity/streams/impl/activitystreams/property_relationship"
 	propertyreplies "github.com/go-fed/activity/streams/impl/activitystreams/property_replies"
 	propertyresult "github.com/go-fed/activity/streams/impl/activitystreams/property_result"
+	propertyshares "github.com/go-fed/activity/streams/impl/activitystreams/property_shares"
 	propertystartindex "github.com/go-fed/activity/streams/impl/activitystreams/property_startindex"
 	propertystarttime "github.com/go-fed/activity/streams/impl/activitystreams/property_starttime"
+	propertystreams "github.com/go-fed/activity/streams/impl/activitystreams/property_streams"
 	propertysubject "github.com/go-fed/activity/streams/impl/activitystreams/property_subject"
 	propertysummary "github.com/go-fed/activity/streams/impl/activitystreams/property_summary"
 	propertytag "github.com/go-fed/activity/streams/impl/activitystreams/property_tag"
@@ -602,6 +611,32 @@ func (this Manager) DeserializeFollowActivityStreams() func(map[string]interface
 	}
 }
 
+// DeserializeFollowersPropertyActivityStreams returns the deserialization method
+// for the "FollowersPropertyInterface" non-functional property in the
+// vocabulary "ActivityStreams"
+func (this Manager) DeserializeFollowersPropertyActivityStreams() func(map[string]interface{}, map[string]string) (vocab.FollowersPropertyInterface, error) {
+	return func(m map[string]interface{}, aliasMap map[string]string) (vocab.FollowersPropertyInterface, error) {
+		i, err := propertyfollowers.DeserializeFollowersProperty(m, aliasMap)
+		if i == nil {
+			return nil, err
+		}
+		return i, err
+	}
+}
+
+// DeserializeFollowingPropertyActivityStreams returns the deserialization method
+// for the "FollowingPropertyInterface" non-functional property in the
+// vocabulary "ActivityStreams"
+func (this Manager) DeserializeFollowingPropertyActivityStreams() func(map[string]interface{}, map[string]string) (vocab.FollowingPropertyInterface, error) {
+	return func(m map[string]interface{}, aliasMap map[string]string) (vocab.FollowingPropertyInterface, error) {
+		i, err := propertyfollowing.DeserializeFollowingProperty(m, aliasMap)
+		if i == nil {
+			return nil, err
+		}
+		return i, err
+	}
+}
+
 // DeserializeFormerTypePropertyActivityStreams returns the deserialization method
 // for the "FormerTypePropertyInterface" non-functional property in the
 // vocabulary "ActivityStreams"
@@ -756,6 +791,19 @@ func (this Manager) DeserializeInReplyToPropertyActivityStreams() func(map[strin
 	}
 }
 
+// DeserializeInboxPropertyActivityStreams returns the deserialization method for
+// the "InboxPropertyInterface" non-functional property in the vocabulary
+// "ActivityStreams"
+func (this Manager) DeserializeInboxPropertyActivityStreams() func(map[string]interface{}, map[string]string) (vocab.InboxPropertyInterface, error) {
+	return func(m map[string]interface{}, aliasMap map[string]string) (vocab.InboxPropertyInterface, error) {
+		i, err := propertyinbox.DeserializeInboxProperty(m, aliasMap)
+		if i == nil {
+			return nil, err
+		}
+		return i, err
+	}
+}
+
 // DeserializeInstrumentPropertyActivityStreams returns the deserialization method
 // for the "InstrumentPropertyInterface" non-functional property in the
 // vocabulary "ActivityStreams"
@@ -870,6 +918,32 @@ func (this Manager) DeserializeLikeActivityStreams() func(map[string]interface{}
 	}
 }
 
+// DeserializeLikedPropertyActivityStreams returns the deserialization method for
+// the "LikedPropertyInterface" non-functional property in the vocabulary
+// "ActivityStreams"
+func (this Manager) DeserializeLikedPropertyActivityStreams() func(map[string]interface{}, map[string]string) (vocab.LikedPropertyInterface, error) {
+	return func(m map[string]interface{}, aliasMap map[string]string) (vocab.LikedPropertyInterface, error) {
+		i, err := propertyliked.DeserializeLikedProperty(m, aliasMap)
+		if i == nil {
+			return nil, err
+		}
+		return i, err
+	}
+}
+
+// DeserializeLikesPropertyActivityStreams returns the deserialization method for
+// the "LikesPropertyInterface" non-functional property in the vocabulary
+// "ActivityStreams"
+func (this Manager) DeserializeLikesPropertyActivityStreams() func(map[string]interface{}, map[string]string) (vocab.LikesPropertyInterface, error) {
+	return func(m map[string]interface{}, aliasMap map[string]string) (vocab.LikesPropertyInterface, error) {
+		i, err := propertylikes.DeserializeLikesProperty(m, aliasMap)
+		if i == nil {
+			return nil, err
+		}
+		return i, err
+	}
+}
+
 // DeserializeLinkActivityStreams returns the deserialization method for the
 // "LinkInterface" non-functional property in the vocabulary "ActivityStreams"
 func (this Manager) DeserializeLinkActivityStreams() func(map[string]interface{}, map[string]string) (vocab.LinkInterface, error) {
@@ -1100,6 +1174,19 @@ func (this Manager) DeserializeOriginPropertyActivityStreams() func(map[string]i
 	}
 }
 
+// DeserializeOutboxPropertyActivityStreams returns the deserialization method for
+// the "OutboxPropertyInterface" non-functional property in the vocabulary
+// "ActivityStreams"
+func (this Manager) DeserializeOutboxPropertyActivityStreams() func(map[string]interface{}, map[string]string) (vocab.OutboxPropertyInterface, error) {
+	return func(m map[string]interface{}, aliasMap map[string]string) (vocab.OutboxPropertyInterface, error) {
+		i, err := propertyoutbox.DeserializeOutboxProperty(m, aliasMap)
+		if i == nil {
+			return nil, err
+		}
+		return i, err
+	}
+}
+
 // DeserializePageActivityStreams returns the deserialization method for the
 // "PageInterface" non-functional property in the vocabulary "ActivityStreams"
 func (this Manager) DeserializePageActivityStreams() func(map[string]interface{}, map[string]string) (vocab.PageInterface, error) {
@@ -1150,6 +1237,19 @@ func (this Manager) DeserializePlaceActivityStreams() func(map[string]interface{
 	}
 }
 
+// DeserializePreferredUsernamePropertyActivityStreams returns the deserialization
+// method for the "PreferredUsernamePropertyInterface" non-functional property
+// in the vocabulary "ActivityStreams"
+func (this Manager) DeserializePreferredUsernamePropertyActivityStreams() func(map[string]interface{}, map[string]string) (vocab.PreferredUsernamePropertyInterface, error) {
+	return func(m map[string]interface{}, aliasMap map[string]string) (vocab.PreferredUsernamePropertyInterface, error) {
+		i, err := propertypreferredusername.DeserializePreferredUsernameProperty(m, aliasMap)
+		if i == nil {
+			return nil, err
+		}
+		return i, err
+	}
+}
+
 // DeserializePrevPropertyActivityStreams returns the deserialization method for
 // the "PrevPropertyInterface" non-functional property in the vocabulary
 // "ActivityStreams"
@@ -1344,6 +1444,19 @@ func (this Manager) DeserializeServiceActivityStreams() func(map[string]interfac
 	}
 }
 
+// DeserializeSharesPropertyActivityStreams returns the deserialization method for
+// the "SharesPropertyInterface" non-functional property in the vocabulary
+// "ActivityStreams"
+func (this Manager) DeserializeSharesPropertyActivityStreams() func(map[string]interface{}, map[string]string) (vocab.SharesPropertyInterface, error) {
+	return func(m map[string]interface{}, aliasMap map[string]string) (vocab.SharesPropertyInterface, error) {
+		i, err := propertyshares.DeserializeSharesProperty(m, aliasMap)
+		if i == nil {
+			return nil, err
+		}
+		return i, err
+	}
+}
+
 // DeserializeStartIndexPropertyActivityStreams returns the deserialization method
 // for the "StartIndexPropertyInterface" non-functional property in the
 // vocabulary "ActivityStreams"
@@ -1370,6 +1483,19 @@ func (this Manager) DeserializeStartTimePropertyActivityStreams() func(map[strin
 	}
 }
 
+// DeserializeStreamsPropertyActivityStreams returns the deserialization method
+// for the "StreamsPropertyInterface" non-functional property in the
+// vocabulary "ActivityStreams"
+func (this Manager) DeserializeStreamsPropertyActivityStreams() func(map[string]interface{}, map[string]string) (vocab.StreamsPropertyInterface, error) {
+	return func(m map[string]interface{}, aliasMap map[string]string) (vocab.StreamsPropertyInterface, error) {
+		i, err := propertystreams.DeserializeStreamsProperty(m, aliasMap)
+		if i == nil {
+			return nil, err
+		}
+		return i, err
+	}
+}
+
 // DeserializeSubjectPropertyActivityStreams returns the deserialization method
 // for the "SubjectPropertyInterface" non-functional property in the
 // vocabulary "ActivityStreams"

streams/gen_pkg_activitystreams_property_constructors.go

@@ -20,6 +20,8 @@ import (
 	propertyduration "github.com/go-fed/activity/streams/impl/activitystreams/property_duration"
 	propertyendtime "github.com/go-fed/activity/streams/impl/activitystreams/property_endtime"
 	propertyfirst "github.com/go-fed/activity/streams/impl/activitystreams/property_first"
+	propertyfollowers "github.com/go-fed/activity/streams/impl/activitystreams/property_followers"
+	propertyfollowing "github.com/go-fed/activity/streams/impl/activitystreams/property_following"
 	propertyformertype "github.com/go-fed/activity/streams/impl/activitystreams/property_formertype"
 	propertygenerator "github.com/go-fed/activity/streams/impl/activitystreams/property_generator"
 	propertyheight "github.com/go-fed/activity/streams/impl/activitystreams/property_height"
@@ -28,11 +30,14 @@ import (
 	propertyicon "github.com/go-fed/activity/streams/impl/activitystreams/property_icon"
 	propertyid "github.com/go-fed/activity/streams/impl/activitystreams/property_id"
 	propertyimage "github.com/go-fed/activity/streams/impl/activitystreams/property_image"
+	propertyinbox "github.com/go-fed/activity/streams/impl/activitystreams/property_inbox"
 	propertyinreplyto "github.com/go-fed/activity/streams/impl/activitystreams/property_inreplyto"
 	propertyinstrument "github.com/go-fed/activity/streams/impl/activitystreams/property_instrument"
 	propertyitems "github.com/go-fed/activity/streams/impl/activitystreams/property_items"
 	propertylast "github.com/go-fed/activity/streams/impl/activitystreams/property_last"
 	propertylatitude "github.com/go-fed/activity/streams/impl/activitystreams/property_latitude"
+	propertyliked "github.com/go-fed/activity/streams/impl/activitystreams/property_liked"
+	propertylikes "github.com/go-fed/activity/streams/impl/activitystreams/property_likes"
 	propertylocation "github.com/go-fed/activity/streams/impl/activitystreams/property_location"
 	propertylongitude "github.com/go-fed/activity/streams/impl/activitystreams/property_longitude"
 	propertymediatype "github.com/go-fed/activity/streams/impl/activitystreams/property_mediatype"
@@ -41,7 +46,9 @@ import (
 	propertyobject "github.com/go-fed/activity/streams/impl/activitystreams/property_object"
 	propertyoneof "github.com/go-fed/activity/streams/impl/activitystreams/property_oneof"
 	propertyorigin "github.com/go-fed/activity/streams/impl/activitystreams/property_origin"
+	propertyoutbox "github.com/go-fed/activity/streams/impl/activitystreams/property_outbox"
 	propertypartof "github.com/go-fed/activity/streams/impl/activitystreams/property_partof"
+	propertypreferredusername "github.com/go-fed/activity/streams/impl/activitystreams/property_preferredusername"
 	propertyprev "github.com/go-fed/activity/streams/impl/activitystreams/property_prev"
 	propertypreview "github.com/go-fed/activity/streams/impl/activitystreams/property_preview"
 	propertypublished "github.com/go-fed/activity/streams/impl/activitystreams/property_published"
@@ -50,8 +57,10 @@ import (
 	propertyrelationship "github.com/go-fed/activity/streams/impl/activitystreams/property_relationship"
 	propertyreplies "github.com/go-fed/activity/streams/impl/activitystreams/property_replies"
 	propertyresult "github.com/go-fed/activity/streams/impl/activitystreams/property_result"
+	propertyshares "github.com/go-fed/activity/streams/impl/activitystreams/property_shares"
 	propertystartindex "github.com/go-fed/activity/streams/impl/activitystreams/property_startindex"
 	propertystarttime "github.com/go-fed/activity/streams/impl/activitystreams/property_starttime"
+	propertystreams "github.com/go-fed/activity/streams/impl/activitystreams/property_streams"
 	propertysubject "github.com/go-fed/activity/streams/impl/activitystreams/property_subject"
 	propertysummary "github.com/go-fed/activity/streams/impl/activitystreams/property_summary"
 	propertytag "github.com/go-fed/activity/streams/impl/activitystreams/property_tag"
@@ -162,6 +171,16 @@ func NewActivityStreamsFirstProperty() vocab.FirstPropertyInterface {
 	return propertyfirst.NewFirstProperty()
 }
 
+// NewActivityStreamsFollowersProperty creates a new FollowersPropertyInterface
+func NewActivityStreamsFollowersProperty() vocab.FollowersPropertyInterface {
+	return propertyfollowers.NewFollowersProperty()
+}
+
+// NewActivityStreamsFollowingProperty creates a new FollowingPropertyInterface
+func NewActivityStreamsFollowingProperty() vocab.FollowingPropertyInterface {
+	return propertyfollowing.NewFollowingProperty()
+}
+
 // NewActivityStreamsFormerTypeProperty creates a new FormerTypePropertyInterface
 func NewActivityStreamsFormerTypeProperty() vocab.FormerTypePropertyInterface {
 	return propertyformertype.NewFormerTypeProperty()
@@ -207,6 +226,11 @@ func NewActivityStreamsInReplyToProperty() vocab.InReplyToPropertyInterface {
 	return propertyinreplyto.NewInReplyToProperty()
 }
 
+// NewActivityStreamsInboxProperty creates a new InboxPropertyInterface
+func NewActivityStreamsInboxProperty() vocab.InboxPropertyInterface {
+	return propertyinbox.NewInboxProperty()
+}
+
 // NewActivityStreamsInstrumentProperty creates a new InstrumentPropertyInterface
 func NewActivityStreamsInstrumentProperty() vocab.InstrumentPropertyInterface {
 	return propertyinstrument.NewInstrumentProperty()
@@ -227,6 +251,16 @@ func NewActivityStreamsLatitudeProperty() vocab.LatitudePropertyInterface {
 	return propertylatitude.NewLatitudeProperty()
 }
 
+// NewActivityStreamsLikedProperty creates a new LikedPropertyInterface
+func NewActivityStreamsLikedProperty() vocab.LikedPropertyInterface {
+	return propertyliked.NewLikedProperty()
+}
+
+// NewActivityStreamsLikesProperty creates a new LikesPropertyInterface
+func NewActivityStreamsLikesProperty() vocab.LikesPropertyInterface {
+	return propertylikes.NewLikesProperty()
+}
+
 // NewActivityStreamsLocationProperty creates a new LocationPropertyInterface
 func NewActivityStreamsLocationProperty() vocab.LocationPropertyInterface {
 	return propertylocation.NewLocationProperty()
@@ -267,11 +301,22 @@ func NewActivityStreamsOriginProperty() vocab.OriginPropertyInterface {
 	return propertyorigin.NewOriginProperty()
 }
 
+// NewActivityStreamsOutboxProperty creates a new OutboxPropertyInterface
+func NewActivityStreamsOutboxProperty() vocab.OutboxPropertyInterface {
+	return propertyoutbox.NewOutboxProperty()
+}
+
 // NewActivityStreamsPartOfProperty creates a new PartOfPropertyInterface
 func NewActivityStreamsPartOfProperty() vocab.PartOfPropertyInterface {
 	return propertypartof.NewPartOfProperty()
 }
 
+// NewActivityStreamsPreferredUsernameProperty creates a new
+// PreferredUsernamePropertyInterface
+func NewActivityStreamsPreferredUsernameProperty() vocab.PreferredUsernamePropertyInterface {
+	return propertypreferredusername.NewPreferredUsernameProperty()
+}
+
 // NewActivityStreamsPrevProperty creates a new PrevPropertyInterface
 func NewActivityStreamsPrevProperty() vocab.PrevPropertyInterface {
 	return propertyprev.NewPrevProperty()
@@ -313,6 +358,11 @@ func NewActivityStreamsResultProperty() vocab.ResultPropertyInterface {
 	return propertyresult.NewResultProperty()
 }
 
+// NewActivityStreamsSharesProperty creates a new SharesPropertyInterface
+func NewActivityStreamsSharesProperty() vocab.SharesPropertyInterface {
+	return propertyshares.NewSharesProperty()
+}
+
 // NewActivityStreamsStartIndexProperty creates a new StartIndexPropertyInterface
 func NewActivityStreamsStartIndexProperty() vocab.StartIndexPropertyInterface {
 	return propertystartindex.NewStartIndexProperty()
@@ -323,6 +373,11 @@ func NewActivityStreamsStartTimeProperty() vocab.StartTimePropertyInterface {
 	return propertystarttime.NewStartTimeProperty()
 }
 
+// NewActivityStreamsStreamsProperty creates a new StreamsPropertyInterface
+func NewActivityStreamsStreamsProperty() vocab.StreamsPropertyInterface {
+	return propertystreams.NewStreamsProperty()
+}
+
 // NewActivityStreamsSubjectProperty creates a new SubjectPropertyInterface
 func NewActivityStreamsSubjectProperty() vocab.SubjectPropertyInterface {
 	return propertysubject.NewSubjectProperty()

streams/gen_type_resolver.go

@@ -22,7 +22,7 @@ type TypeResolver struct {
 // where TypeInterface is the code-generated interface for an ActivityStream
 // type. An error is returned if a callback function does not match this
 // signature.
-func NewTypeResolver(callbacks []interface{}) (*TypeResolver, error) {
+func NewTypeResolver(callbacks ...interface{}) (*TypeResolver, error) {
 	for _, cb := range callbacks {
 		// Each callback function must satisfy one known function signature, or else we will generate a runtime error instead of silently fail.
 		switch cb.(type) {

streams/impl/activitystreams/property_accuracy/gen_property_accuracy.go

@@ -12,7 +12,7 @@ import (
 type AccuracyProperty struct {
 	floatMember    float64
 	hasFloatMember bool
-	unknown        []byte
+	unknown        interface{}
 	iri            *url.URL
 	alias          string
 }
@@ -49,15 +49,12 @@ func DeserializeAccuracyProperty(m map[string]interface{}, aliasMap map[string]s
 				hasFloatMember: true,
 			}
 			return this, nil
-		} else if str, ok := i.(string); ok {
-			this := &AccuracyProperty{
-				alias:   alias,
-				unknown: []byte(str),
-			}
-			return this, nil
-		} else {
-			return nil, fmt.Errorf("could not deserialize %q property", "accuracy")
 		}
+		this := &AccuracyProperty{
+			alias:   alias,
+			unknown: i,
+		}
+		return this, nil
 	}
 	return nil, nil
 }
@@ -179,7 +176,7 @@ func (this AccuracyProperty) Serialize() (interface{}, error) {
 	} else if this.IsIRI() {
 		return this.iri.String(), nil
 	}
-	return string(this.unknown), nil
+	return this.unknown, nil
 }
 
 // Set sets the value of this property. Calling IsFloat afterwards will return

streams/impl/activitystreams/property_actor/gen_property_actor.go

@@ -66,7 +66,7 @@ type ActorPropertyIterator struct {
 	UpdateMember                vocab.UpdateInterface
 	VideoMember                 vocab.VideoInterface
 	ViewMember                  vocab.ViewInterface
-	unknown                     []byte
+	unknown                     interface{}
 	iri                         *url.URL
 	alias                       string
 	myIdx                       int
@@ -423,13 +423,12 @@ func deserializeActorPropertyIterator(i interface{}, aliasMap map[string]string)
 			}
 			return this, nil
 		}
-	} else if str, ok := i.(string); ok {
-		this := &ActorPropertyIterator{
-			alias:   alias,
-			unknown: []byte(str),
-		}
-		return this, nil
 	}
+	this := &ActorPropertyIterator{
+		alias:   alias,
+		unknown: i,
+	}
+	return this, nil
 	return nil, fmt.Errorf("could not deserialize %q property", "actor")
 }
 
@@ -2162,7 +2161,7 @@ func (this ActorPropertyIterator) serialize() (interface{}, error) {
 	} else if this.IsIRI() {
 		return this.iri.String(), nil
 	}
-	return string(this.unknown), nil
+	return this.unknown, nil
 }
 
 // ActorProperty is the non-functional property "actor". It is permitted to have

streams/impl/activitystreams/property_altitude/gen_property_altitude.go

@@ -12,7 +12,7 @@ import (
 type AltitudeProperty struct {
 	floatMember    float64
 	hasFloatMember bool
-	unknown        []byte
+	unknown        interface{}
 	iri            *url.URL
 	alias          string
 }
@@ -49,15 +49,12 @@ func DeserializeAltitudeProperty(m map[string]interface{}, aliasMap map[string]s
 				hasFloatMember: true,
 			}
 			return this, nil
-		} else if str, ok := i.(string); ok {
-			this := &AltitudeProperty{
-				alias:   alias,
-				unknown: []byte(str),
-			}
-			return this, nil
-		} else {
-			return nil, fmt.Errorf("could not deserialize %q property", "altitude")
 		}
+		this := &AltitudeProperty{
+			alias:   alias,
+			unknown: i,
+		}
+		return this, nil
 	}
 	return nil, nil
 }
@@ -179,7 +176,7 @@ func (this AltitudeProperty) Serialize() (interface{}, error) {
 	} else if this.IsIRI() {
 		return this.iri.String(), nil
 	}
-	return string(this.unknown), nil
+	return this.unknown, nil
 }
 
 // Set sets the value of this property. Calling IsFloat afterwards will return

streams/impl/activitystreams/property_anyof/gen_property_anyOf.go

@@ -66,7 +66,7 @@ type AnyOfPropertyIterator struct {
 	UpdateMember                vocab.UpdateInterface
 	VideoMember                 vocab.VideoInterface
 	ViewMember                  vocab.ViewInterface
-	unknown                     []byte
+	unknown                     interface{}
 	iri                         *url.URL
 	alias                       string
 	myIdx                       int
@@ -423,13 +423,12 @@ func deserializeAnyOfPropertyIterator(i interface{}, aliasMap map[string]string)
 			}
 			return this, nil
 		}
-	} else if str, ok := i.(string); ok {
-		this := &AnyOfPropertyIterator{
-			alias:   alias,
-			unknown: []byte(str),
-		}
-		return this, nil
 	}
+	this := &AnyOfPropertyIterator{
+		alias:   alias,
+		unknown: i,
+	}
+	return this, nil
 	return nil, fmt.Errorf("could not deserialize %q property", "anyOf")
 }
 
@@ -2162,7 +2161,7 @@ func (this AnyOfPropertyIterator) serialize() (interface{}, error) {
 	} else if this.IsIRI() {
 		return this.iri.String(), nil
 	}
-	return string(this.unknown), nil
+	return this.unknown, nil
 }
 
 // AnyOfProperty is the non-functional property "anyOf". It is permitted to have

streams/impl/activitystreams/property_attachment/gen_property_attachment.go

@@ -66,7 +66,7 @@ type AttachmentPropertyIterator struct {
 	UpdateMember                vocab.UpdateInterface
 	VideoMember                 vocab.VideoInterface
 	ViewMember                  vocab.ViewInterface
-	unknown                     []byte
+	unknown                     interface{}
 	iri                         *url.URL
 	alias                       string
 	myIdx                       int
@@ -423,13 +423,12 @@ func deserializeAttachmentPropertyIterator(i interface{}, aliasMap map[string]st
 			}
 			return this, nil
 		}
-	} else if str, ok := i.(string); ok {
-		this := &AttachmentPropertyIterator{
-			alias:   alias,
-			unknown: []byte(str),
-		}
-		return this, nil
 	}
+	this := &AttachmentPropertyIterator{
+		alias:   alias,
+		unknown: i,
+	}
+	return this, nil
 	return nil, fmt.Errorf("could not deserialize %q property", "attachment")
 }
 
@@ -2162,7 +2161,7 @@ func (this AttachmentPropertyIterator) serialize() (interface{}, error) {
 	} else if this.IsIRI() {
 		return this.iri.String(), nil
 	}
-	return string(this.unknown), nil
+	return this.unknown, nil
 }
 
 // AttachmentProperty is the non-functional property "attachment". It is permitted

streams/impl/activitystreams/property_attributedto/gen_property_attributedTo.go

@@ -66,7 +66,7 @@ type AttributedToPropertyIterator struct {
 	UpdateMember                vocab.UpdateInterface
 	VideoMember                 vocab.VideoInterface
 	ViewMember                  vocab.ViewInterface
-	unknown                     []byte
+	unknown                     interface{}
 	iri                         *url.URL
 	alias                       string
 	myIdx                       int
@@ -423,13 +423,12 @@ func deserializeAttributedToPropertyIterator(i interface{}, aliasMap map[string]
 			}
 			return this, nil
 		}
-	} else if str, ok := i.(string); ok {
-		this := &AttributedToPropertyIterator{
-			alias:   alias,
-			unknown: []byte(str),
-		}
-		return this, nil
 	}
+	this := &AttributedToPropertyIterator{
+		alias:   alias,
+		unknown: i,
+	}
+	return this, nil
 	return nil, fmt.Errorf("could not deserialize %q property", "attributedTo")
 }
 
@@ -2162,7 +2161,7 @@ func (this AttributedToPropertyIterator) serialize() (interface{}, error) {
 	} else if this.IsIRI() {
 		return this.iri.String(), nil
 	}
-	return string(this.unknown), nil
+	return this.unknown, nil
 }
 
 // AttributedToProperty is the non-functional property "attributedTo". It is

streams/impl/activitystreams/property_audience/gen_property_audience.go

@@ -66,7 +66,7 @@ type AudiencePropertyIterator struct {
 	UpdateMember                vocab.UpdateInterface
 	VideoMember                 vocab.VideoInterface
 	ViewMember                  vocab.ViewInterface
-	unknown                     []byte
+	unknown                     interface{}
 	iri                         *url.URL
 	alias                       string
 	myIdx                       int
@@ -423,13 +423,12 @@ func deserializeAudiencePropertyIterator(i interface{}, aliasMap map[string]stri
 			}
 			return this, nil
 		}
-	} else if str, ok := i.(string); ok {
-		this := &AudiencePropertyIterator{
-			alias:   alias,
-			unknown: []byte(str),
-		}
-		return this, nil
 	}
+	this := &AudiencePropertyIterator{
+		alias:   alias,
+		unknown: i,
+	}
+	return this, nil
 	return nil, fmt.Errorf("could not deserialize %q property", "audience")
 }
 
@@ -2162,7 +2161,7 @@ func (this AudiencePropertyIterator) serialize() (interface{}, error) {
 	} else if this.IsIRI() {
 		return this.iri.String(), nil
 	}
-	return string(this.unknown), nil
+	return this.unknown, nil
 }
 
 // AudienceProperty is the non-functional property "audience". It is permitted to

streams/impl/activitystreams/property_bcc/gen_property_bcc.go

@@ -66,7 +66,7 @@ type BccPropertyIterator struct {
 	UpdateMember                vocab.UpdateInterface
 	VideoMember                 vocab.VideoInterface
 	ViewMember                  vocab.ViewInterface
-	unknown                     []byte
+	unknown                     interface{}
 	iri                         *url.URL
 	alias                       string
 	myIdx                       int
@@ -423,13 +423,12 @@ func deserializeBccPropertyIterator(i interface{}, aliasMap map[string]string) (
 			}
 			return this, nil
 		}
-	} else if str, ok := i.(string); ok {
-		this := &BccPropertyIterator{
-			alias:   alias,
-			unknown: []byte(str),
-		}
-		return this, nil
 	}
+	this := &BccPropertyIterator{
+		alias:   alias,
+		unknown: i,
+	}
+	return this, nil
 	return nil, fmt.Errorf("could not deserialize %q property", "bcc")
 }
 
@@ -2162,7 +2161,7 @@ func (this BccPropertyIterator) serialize() (interface{}, error) {
 	} else if this.IsIRI() {
 		return this.iri.String(), nil
 	}
-	return string(this.unknown), nil
+	return this.unknown, nil
 }
 
 // BccProperty is the non-functional property "bcc". It is permitted to have one

streams/impl/activitystreams/property_bto/gen_property_bto.go

@@ -66,7 +66,7 @@ type BtoPropertyIterator struct {
 	UpdateMember                vocab.UpdateInterface
 	VideoMember                 vocab.VideoInterface
 	ViewMember                  vocab.ViewInterface
-	unknown                     []byte
+	unknown                     interface{}
 	iri                         *url.URL
 	alias                       string
 	myIdx                       int
@@ -423,13 +423,12 @@ func deserializeBtoPropertyIterator(i interface{}, aliasMap map[string]string) (
 			}
 			return this, nil
 		}
-	} else if str, ok := i.(string); ok {
-		this := &BtoPropertyIterator{
-			alias:   alias,
-			unknown: []byte(str),
-		}
-		return this, nil
 	}
+	this := &BtoPropertyIterator{
+		alias:   alias,
+		unknown: i,
+	}
+	return this, nil
 	return nil, fmt.Errorf("could not deserialize %q property", "bto")
 }
 
@@ -2162,7 +2161,7 @@ func (this BtoPropertyIterator) serialize() (interface{}, error) {
 	} else if this.IsIRI() {
 		return this.iri.String(), nil
 	}
-	return string(this.unknown), nil
+	return this.unknown, nil
 }
 
 // BtoProperty is the non-functional property "bto". It is permitted to have one

streams/impl/activitystreams/property_cc/gen_property_cc.go

@@ -66,7 +66,7 @@ type CcPropertyIterator struct {
 	UpdateMember                vocab.UpdateInterface
 	VideoMember                 vocab.VideoInterface
 	ViewMember                  vocab.ViewInterface
-	unknown                     []byte
+	unknown                     interface{}
 	iri                         *url.URL
 	alias                       string
 	myIdx                       int
@@ -423,13 +423,12 @@ func deserializeCcPropertyIterator(i interface{}, aliasMap map[string]string) (*
 			}
 			return this, nil
 		}
-	} else if str, ok := i.(string); ok {
-		this := &CcPropertyIterator{
-			alias:   alias,
-			unknown: []byte(str),
-		}
-		return this, nil
 	}
+	this := &CcPropertyIterator{
+		alias:   alias,
+		unknown: i,
+	}
+	return this, nil
 	return nil, fmt.Errorf("could not deserialize %q property", "cc")
 }
 
@@ -2162,7 +2161,7 @@ func (this CcPropertyIterator) serialize() (interface{}, error) {
 	} else if this.IsIRI() {
 		return this.iri.String(), nil
 	}
-	return string(this.unknown), nil
+	return this.unknown, nil
 }
 
 // CcProperty is the non-functional property "cc". It is permitted to have one or

streams/impl/activitystreams/property_closed/gen_property_closed.go

@@ -73,7 +73,7 @@ type ClosedPropertyIterator struct {
 	UpdateMember                vocab.UpdateInterface
 	VideoMember                 vocab.VideoInterface
 	ViewMember                  vocab.ViewInterface
-	unknown                     []byte
+	unknown                     interface{}
 	iri                         *url.URL
 	alias                       string
 	myIdx                       int
@@ -430,7 +430,8 @@ func deserializeClosedPropertyIterator(i interface{}, aliasMap map[string]string
 			}
 			return this, nil
 		}
-	} else if v, err := datetime.DeserializeDateTime(i); err == nil {
+	}
+	if v, err := datetime.DeserializeDateTime(i); err == nil {
 		this := &ClosedPropertyIterator{
 			alias:             alias,
 			dateTimeMember:    v,
@@ -444,13 +445,12 @@ func deserializeClosedPropertyIterator(i interface{}, aliasMap map[string]string
 			hasBooleanMember: true,
 		}
 		return this, nil
-	} else if str, ok := i.(string); ok {
-		this := &ClosedPropertyIterator{
-			alias:   alias,
-			unknown: []byte(str),
-		}
-		return this, nil
 	}
+	this := &ClosedPropertyIterator{
+		alias:   alias,
+		unknown: i,
+	}
+	return this, nil
 	return nil, fmt.Errorf("could not deserialize %q property", "closed")
 }
 
@@ -2241,7 +2241,7 @@ func (this ClosedPropertyIterator) serialize() (interface{}, error) {
 	} else if this.IsIRI() {
 		return this.iri.String(), nil
 	}
-	return string(this.unknown), nil
+	return this.unknown, nil
 }
 
 // ClosedProperty is the non-functional property "closed". It is permitted to have

streams/impl/activitystreams/property_content/gen_property_content.go

@@ -17,7 +17,7 @@ type ContentPropertyIterator struct {
 	stringMember     string
 	hasStringMember  bool
 	langStringMember map[string]string
-	unknown          []byte
+	unknown          interface{}
 	iri              *url.URL
 	alias            string
 	langMap          map[string]string
@@ -62,13 +62,12 @@ func deserializeContentPropertyIterator(i interface{}, aliasMap map[string]strin
 			langStringMember: v,
 		}
 		return this, nil
-	} else if str, ok := i.(string); ok {
-		this := &ContentPropertyIterator{
-			alias:   alias,
-			unknown: []byte(str),
-		}
-		return this, nil
 	}
+	this := &ContentPropertyIterator{
+		alias:   alias,
+		unknown: i,
+	}
+	return this, nil
 	return nil, fmt.Errorf("could not deserialize %q property", "content")
 }
 
@@ -291,7 +290,7 @@ func (this ContentPropertyIterator) serialize() (interface{}, error) {
 	} else if this.IsIRI() {
 		return this.iri.String(), nil
 	}
-	return string(this.unknown), nil
+	return this.unknown, nil
 }
 
 // ContentProperty is the non-functional property "content". It is permitted to

streams/impl/activitystreams/property_context/gen_property_context.go

@@ -66,7 +66,7 @@ type ContextPropertyIterator struct {
 	UpdateMember                vocab.UpdateInterface
 	VideoMember                 vocab.VideoInterface
 	ViewMember                  vocab.ViewInterface
-	unknown                     []byte
+	unknown                     interface{}
 	iri                         *url.URL
 	alias                       string
 	myIdx                       int
@@ -423,13 +423,12 @@ func deserializeContextPropertyIterator(i interface{}, aliasMap map[string]strin
 			}
 			return this, nil
 		}
-	} else if str, ok := i.(string); ok {
-		this := &ContextPropertyIterator{
-			alias:   alias,
-			unknown: []byte(str),
-		}
-		return this, nil
 	}
+	this := &ContextPropertyIterator{
+		alias:   alias,
+		unknown: i,
+	}
+	return this, nil
 	return nil, fmt.Errorf("could not deserialize %q property", "context")
 }
 
@@ -2162,7 +2161,7 @@ func (this ContextPropertyIterator) serialize() (interface{}, error) {
 	} else if this.IsIRI() {
 		return this.iri.String(), nil
 	}
-	return string(this.unknown), nil
+	return this.unknown, nil
 }
 
 // ContextProperty is the non-functional property "context". It is permitted to

streams/impl/activitystreams/property_current/gen_property_current.go

@@ -16,7 +16,7 @@ type CurrentProperty struct {
 	LinkMember                  vocab.LinkInterface
 	MentionMember               vocab.MentionInterface
 	OrderedCollectionPageMember vocab.OrderedCollectionPageInterface
-	unknown                     []byte
+	unknown                     interface{}
 	iri                         *url.URL
 	alias                       string
 }
@@ -72,15 +72,12 @@ func DeserializeCurrentProperty(m map[string]interface{}, aliasMap map[string]st
 				}
 				return this, nil
 			}
-		} else if str, ok := i.(string); ok {
-			this := &CurrentProperty{
-				alias:   alias,
-				unknown: []byte(str),
-			}
-			return this, nil
-		} else {
-			return nil, fmt.Errorf("could not deserialize %q property", "current")
 		}
+		this := &CurrentProperty{
+			alias:   alias,
+			unknown: i,
+		}
+		return this, nil
 	}
 	return nil, nil
 }
@@ -267,7 +264,7 @@ func (this CurrentProperty) Serialize() (interface{}, error) {
 	} else if this.IsIRI() {
 		return this.iri.String(), nil
 	}
-	return string(this.unknown), nil
+	return this.unknown, nil
 }
 
 // SetCollectionPage sets the value of this property. Calling IsCollectionPage

streams/impl/activitystreams/property_deleted/gen_property_deleted.go

@@ -13,7 +13,7 @@ import (
 type DeletedProperty struct {
 	dateTimeMember    time.Time
 	hasDateTimeMember bool
-	unknown           []byte
+	unknown           interface{}
 	iri               *url.URL
 	alias             string
 }
@@ -50,15 +50,12 @@ func DeserializeDeletedProperty(m map[string]interface{}, aliasMap map[string]st
 				hasDateTimeMember: true,
 			}
 			return this, nil
-		} else if str, ok := i.(string); ok {
-			this := &DeletedProperty{
-				alias:   alias,
-				unknown: []byte(str),
-			}
-			return this, nil
-		} else {
-			return nil, fmt.Errorf("could not deserialize %q property", "deleted")
 		}
+		this := &DeletedProperty{
+			alias:   alias,
+			unknown: i,
+		}
+		return this, nil
 	}
 	return nil, nil
 }
@@ -180,7 +177,7 @@ func (this DeletedProperty) Serialize() (interface{}, error) {
 	} else if this.IsIRI() {
 		return this.iri.String(), nil
 	}
-	return string(this.unknown), nil
+	return this.unknown, nil
 }
 
 // Set sets the value of this property. Calling IsDateTime afterwards will return

streams/impl/activitystreams/property_describes/gen_property_describes.go

@@ -64,7 +64,7 @@ type DescribesProperty struct {
 	UpdateMember                vocab.UpdateInterface
 	VideoMember                 vocab.VideoInterface
 	ViewMember                  vocab.ViewInterface
-	unknown                     []byte
+	unknown                     interface{}
 	iri                         *url.URL
 	alias                       string
 }
@@ -408,15 +408,12 @@ func DeserializeDescribesProperty(m map[string]interface{}, aliasMap map[string]
 				}
 				return this, nil
 			}
-		} else if str, ok := i.(string); ok {
-			this := &DescribesProperty{
-				alias:   alias,
-				unknown: []byte(str),
-			}
-			return this, nil
-		} else {
-			return nil, fmt.Errorf("could not deserialize %q property", "describes")
 		}
+		this := &DescribesProperty{
+			alias:   alias,
+			unknown: i,
+		}
+		return this, nil
 	}
 	return nil, nil
 }
@@ -1718,7 +1715,7 @@ func (this DescribesProperty) Serialize() (interface{}, error) {
 	} else if this.IsIRI() {
 		return this.iri.String(), nil
 	}
-	return string(this.unknown), nil
+	return this.unknown, nil
 }
 
 // SetAccept sets the value of this property. Calling IsAccept afterwards returns

streams/impl/activitystreams/property_duration/gen_property_duration.go

@@ -13,7 +13,7 @@ import (
 type DurationProperty struct {
 	durationMember    time.Duration
 	hasDurationMember bool
-	unknown           []byte
+	unknown           interface{}
 	iri               *url.URL
 	alias             string
 }
@@ -50,15 +50,12 @@ func DeserializeDurationProperty(m map[string]interface{}, aliasMap map[string]s
 				hasDurationMember: true,
 			}
 			return this, nil
-		} else if str, ok := i.(string); ok {
-			this := &DurationProperty{
-				alias:   alias,
-				unknown: []byte(str),
-			}
-			return this, nil
-		} else {
-			return nil, fmt.Errorf("could not deserialize %q property", "duration")
 		}
+		this := &DurationProperty{
+			alias:   alias,
+			unknown: i,
+		}
+		return this, nil
 	}
 	return nil, nil
 }
@@ -180,7 +177,7 @@ func (this DurationProperty) Serialize() (interface{}, error) {
 	} else if this.IsIRI() {
 		return this.iri.String(), nil
 	}
-	return string(this.unknown), nil
+	return this.unknown, nil
 }
 
 // Set sets the value of this property. Calling IsDuration afterwards will return

streams/impl/activitystreams/property_endtime/gen_property_endTime.go

@@ -13,7 +13,7 @@ import (
 type EndTimeProperty struct {
 	dateTimeMember    time.Time
 	hasDateTimeMember bool
-	unknown           []byte
+	unknown           interface{}
 	iri               *url.URL
 	alias             string
 }
@@ -50,15 +50,12 @@ func DeserializeEndTimeProperty(m map[string]interface{}, aliasMap map[string]st
 				hasDateTimeMember: true,
 			}
 			return this, nil
-		} else if str, ok := i.(string); ok {
-			this := &EndTimeProperty{
-				alias:   alias,
-				unknown: []byte(str),
-			}
-			return this, nil
-		} else {
-			return nil, fmt.Errorf("could not deserialize %q property", "endTime")
 		}
+		this := &EndTimeProperty{
+			alias:   alias,
+			unknown: i,
+		}
+		return this, nil
 	}
 	return nil, nil
 }
@@ -180,7 +177,7 @@ func (this EndTimeProperty) Serialize() (interface{}, error) {
 	} else if this.IsIRI() {
 		return this.iri.String(), nil
 	}
-	return string(this.unknown), nil
+	return this.unknown, nil
 }
 
 // Set sets the value of this property. Calling IsDateTime afterwards will return

streams/impl/activitystreams/property_first/gen_property_first.go

@@ -16,7 +16,7 @@ type FirstProperty struct {
 	LinkMember                  vocab.LinkInterface
 	MentionMember               vocab.MentionInterface
 	OrderedCollectionPageMember vocab.OrderedCollectionPageInterface
-	unknown                     []byte
+	unknown                     interface{}
 	iri                         *url.URL
 	alias                       string
 }
@@ -72,15 +72,12 @@ func DeserializeFirstProperty(m map[string]interface{}, aliasMap map[string]stri
 				}
 				return this, nil
 			}
-		} else if str, ok := i.(string); ok {
-			this := &FirstProperty{
-				alias:   alias,
-				unknown: []byte(str),
-			}
-			return this, nil
-		} else {
-			return nil, fmt.Errorf("could not deserialize %q property", "first")
 		}
+		this := &FirstProperty{
+			alias:   alias,
+			unknown: i,
+		}
+		return this, nil
 	}
 	return nil, nil
 }
@@ -267,7 +264,7 @@ func (this FirstProperty) Serialize() (interface{}, error) {
 	} else if this.IsIRI() {
 		return this.iri.String(), nil
 	}
-	return string(this.unknown), nil
+	return this.unknown, nil
 }
 
 // SetCollectionPage sets the value of this property. Calling IsCollectionPage

streams/impl/activitystreams/property_followers/gen_doc.go

@@ -0,0 +1,15 @@
+// Package propertyfollowers contains the implementation for the followers
+// property. All applications are strongly encouraged to use the interface
+// instead of this concrete definition. The interfaces allow applications to
+// consume only the types and properties needed and be independent of the
+// go-fed implementation if another alternative implementation is created.
+// This package is code-generated and subject to the same license as the
+// go-fed tool used to generate it.
+//
+// This package is independent of other types' and properties' implementations
+// by having a Manager injected into it to act as a factory for the concrete
+// implementations. The implementations have been generated into their own
+// separate subpackages for each vocabulary.
+//
+// Strongly consider using the interfaces instead of this package.
+package propertyfollowers

streams/impl/activitystreams/property_followers/gen_pkg.go

@@ -0,0 +1,32 @@
+package propertyfollowers
+
+import vocab "github.com/go-fed/activity/streams/vocab"
+
+var mgr privateManager
+
+// privateManager abstracts the code-generated manager that provides access to
+// concrete implementations.
+type privateManager interface {
+	// DeserializeCollectionActivityStreams returns the deserialization method
+	// for the "CollectionInterface" non-functional property in the
+	// vocabulary "ActivityStreams"
+	DeserializeCollectionActivityStreams() func(map[string]interface{}, map[string]string) (vocab.CollectionInterface, error)
+	// DeserializeCollectionPageActivityStreams returns the deserialization
+	// method for the "CollectionPageInterface" non-functional property in
+	// the vocabulary "ActivityStreams"
+	DeserializeCollectionPageActivityStreams() func(map[string]interface{}, map[string]string) (vocab.CollectionPageInterface, error)
+	// DeserializeOrderedCollectionActivityStreams returns the deserialization
+	// method for the "OrderedCollectionInterface" non-functional property
+	// in the vocabulary "ActivityStreams"
+	DeserializeOrderedCollectionActivityStreams() func(map[string]interface{}, map[string]string) (vocab.OrderedCollectionInterface, error)
+	// DeserializeOrderedCollectionPageActivityStreams returns the
+	// deserialization method for the "OrderedCollectionPageInterface"
+	// non-functional property in the vocabulary "ActivityStreams"
+	DeserializeOrderedCollectionPageActivityStreams() func(map[string]interface{}, map[string]string) (vocab.OrderedCollectionPageInterface, error)
+}
+
+// SetManager sets the manager package-global variable. For internal use only, do
+// not use as part of Application behavior. Must be called at golang init time.
+func SetManager(m privateManager) {
+	mgr = m
+}

streams/impl/activitystreams/property_followers/gen_property_followers.go

@@ -0,0 +1,305 @@
+package propertyfollowers
+
+import (
+	"fmt"
+	vocab "github.com/go-fed/activity/streams/vocab"
+	"net/url"
+)
+
+// FollowersProperty is the functional property "followers". It is permitted to be
+// one of multiple value types. At most, one type of value can be present, or
+// none at all. Setting a value will clear the other types of values so that
+// only one of the 'Is' methods will return true. It is possible to clear all
+// values, so that this property is empty.
+type FollowersProperty struct {
+	OrderedCollectionMember     vocab.OrderedCollectionInterface
+	CollectionMember            vocab.CollectionInterface
+	CollectionPageMember        vocab.CollectionPageInterface
+	OrderedCollectionPageMember vocab.OrderedCollectionPageInterface
+	unknown                     interface{}
+	iri                         *url.URL
+	alias                       string
+}
+
+// DeserializeFollowersProperty creates a "followers" property from an interface
+// representation that has been unmarshalled from a text or binary format.
+func DeserializeFollowersProperty(m map[string]interface{}, aliasMap map[string]string) (*FollowersProperty, error) {
+	alias := ""
+	if a, ok := aliasMap["https://www.w3.org/TR/activitystreams-vocabulary"]; ok {
+		alias = a
+	}
+	propName := "followers"
+	if len(alias) > 0 {
+		// Use alias both to find the property, and set within the property.
+		propName = fmt.Sprintf("%s:%s", alias, "followers")
+	}
+	if i, ok := m[propName]; ok {
+		if s, ok := i.(string); ok {
+			u, err := url.Parse(s)
+			// If error exists, don't error out -- skip this and treat as unknown string ([]byte) at worst
+			// Also, if no scheme exists, don't treat it as a URL -- net/url is greedy
+			if err == nil && len(u.Scheme) > 0 {
+				this := &FollowersProperty{
+					alias: alias,
+					iri:   u,
+				}
+				return this, nil
+			}
+		}
+		if m, ok := i.(map[string]interface{}); ok {
+			if v, err := mgr.DeserializeOrderedCollectionActivityStreams()(m, aliasMap); err == nil {
+				this := &FollowersProperty{
+					OrderedCollectionMember: v,
+					alias:                   alias,
+				}
+				return this, nil
+			} else if v, err := mgr.DeserializeCollectionActivityStreams()(m, aliasMap); err == nil {
+				this := &FollowersProperty{
+					CollectionMember: v,
+					alias:            alias,
+				}
+				return this, nil
+			} else if v, err := mgr.DeserializeCollectionPageActivityStreams()(m, aliasMap); err == nil {
+				this := &FollowersProperty{
+					CollectionPageMember: v,
+					alias:                alias,
+				}
+				return this, nil
+			} else if v, err := mgr.DeserializeOrderedCollectionPageActivityStreams()(m, aliasMap); err == nil {
+				this := &FollowersProperty{
+					OrderedCollectionPageMember: v,
+					alias:                       alias,
+				}
+				return this, nil
+			}
+		}
+		this := &FollowersProperty{
+			alias:   alias,
+			unknown: i,
+		}
+		return this, nil
+	}
+	return nil, nil
+}
+
+// NewFollowersProperty creates a new followers property.
+func NewFollowersProperty() *FollowersProperty {
+	return &FollowersProperty{alias: ""}
+}
+
+// Clear ensures no value of this property is set. Calling HasAny or any of the
+// 'Is' methods afterwards will return false.
+func (this *FollowersProperty) Clear() {
+	this.OrderedCollectionMember = nil
+	this.CollectionMember = nil
+	this.CollectionPageMember = nil
+	this.OrderedCollectionPageMember = nil
+	this.unknown = nil
+	this.iri = nil
+}
+
+// GetCollection returns the value of this property. When IsCollection returns
+// false, GetCollection will return an arbitrary value.
+func (this FollowersProperty) GetCollection() vocab.CollectionInterface {
+	return this.CollectionMember
+}
+
+// GetCollectionPage returns the value of this property. When IsCollectionPage
+// returns false, GetCollectionPage will return an arbitrary value.
+func (this FollowersProperty) GetCollectionPage() vocab.CollectionPageInterface {
+	return this.CollectionPageMember
+}
+
+// GetIRI returns the IRI of this property. When IsIRI returns false, GetIRI will
+// return an arbitrary value.
+func (this FollowersProperty) GetIRI() *url.URL {
+	return this.iri
+}
+
+// GetOrderedCollection returns the value of this property. When
+// IsOrderedCollection returns false, GetOrderedCollection will return an
+// arbitrary value.
+func (this FollowersProperty) GetOrderedCollection() vocab.OrderedCollectionInterface {
+	return this.OrderedCollectionMember
+}
+
+// GetOrderedCollectionPage returns the value of this property. When
+// IsOrderedCollectionPage returns false, GetOrderedCollectionPage will return
+// an arbitrary value.
+func (this FollowersProperty) GetOrderedCollectionPage() vocab.OrderedCollectionPageInterface {
+	return this.OrderedCollectionPageMember
+}
+
+// HasAny returns true if any of the different values is set.
+func (this FollowersProperty) HasAny() bool {
+	return this.IsOrderedCollection() ||
+		this.IsCollection() ||
+		this.IsCollectionPage() ||
+		this.IsOrderedCollectionPage() ||
+		this.iri != nil
+}
+
+// IsCollection returns true if this property has a type of "Collection". When
+// true, use the GetCollection and SetCollection methods to access and set
+// this property.
+func (this FollowersProperty) IsCollection() bool {
+	return this.CollectionMember != nil
+}
+
+// IsCollectionPage returns true if this property has a type of "CollectionPage".
+// When true, use the GetCollectionPage and SetCollectionPage methods to
+// access and set this property.
+func (this FollowersProperty) IsCollectionPage() bool {
+	return this.CollectionPageMember != nil
+}
+
+// IsIRI returns true if this property is an IRI. When true, use GetIRI and SetIRI
+// to access and set this property
+func (this FollowersProperty) IsIRI() bool {
+	return this.iri != nil
+}
+
+// IsOrderedCollection returns true if this property has a type of
+// "OrderedCollection". When true, use the GetOrderedCollection and
+// SetOrderedCollection methods to access and set this property.
+func (this FollowersProperty) IsOrderedCollection() bool {
+	return this.OrderedCollectionMember != nil
+}
+
+// IsOrderedCollectionPage returns true if this property has a type of
+// "OrderedCollectionPage". When true, use the GetOrderedCollectionPage and
+// SetOrderedCollectionPage methods to access and set this property.
+func (this FollowersProperty) IsOrderedCollectionPage() bool {
+	return this.OrderedCollectionPageMember != nil
+}
+
+// JSONLDContext returns the JSONLD URIs required in the context string for this
+// property and the specific values that are set. The value in the map is the
+// alias used to import the property's value or values.
+func (this FollowersProperty) JSONLDContext() map[string]string {
+	m := map[string]string{"https://www.w3.org/TR/activitystreams-vocabulary": this.alias}
+	var child map[string]string
+	if this.IsOrderedCollection() {
+		child = this.GetOrderedCollection().JSONLDContext()
+	} else if this.IsCollection() {
+		child = this.GetCollection().JSONLDContext()
+	} else if this.IsCollectionPage() {
+		child = this.GetCollectionPage().JSONLDContext()
+	} else if this.IsOrderedCollectionPage() {
+		child = this.GetOrderedCollectionPage().JSONLDContext()
+	}
+	/*
+	   Since the literal maps in this function are determined at
+	   code-generation time, this loop should not overwrite an existing key with a
+	   new value.
+	*/
+	for k, v := range child {
+		m[k] = v
+	}
+	return m
+}
+
+// KindIndex computes an arbitrary value for indexing this kind of value. This is
+// a leaky API detail only for folks looking to replace the go-fed
+// implementation. Applications should not use this method.
+func (this FollowersProperty) KindIndex() int {
+	if this.IsOrderedCollection() {
+		return 0
+	}
+	if this.IsCollection() {
+		return 1
+	}
+	if this.IsCollectionPage() {
+		return 2
+	}
+	if this.IsOrderedCollectionPage() {
+		return 3
+	}
+	if this.IsIRI() {
+		return -2
+	}
+	return -1
+}
+
+// LessThan compares two instances of this property with an arbitrary but stable
+// comparison. Applications should not use this because it is only meant to
+// help alternative implementations to go-fed to be able to normalize
+// nonfunctional properties.
+func (this FollowersProperty) LessThan(o vocab.FollowersPropertyInterface) bool {
+	idx1 := this.KindIndex()
+	idx2 := o.KindIndex()
+	if idx1 < idx2 {
+		return true
+	} else if idx1 > idx2 {
+		return false
+	} else if this.IsOrderedCollection() {
+		return this.GetOrderedCollection().LessThan(o.GetOrderedCollection())
+	} else if this.IsCollection() {
+		return this.GetCollection().LessThan(o.GetCollection())
+	} else if this.IsCollectionPage() {
+		return this.GetCollectionPage().LessThan(o.GetCollectionPage())
+	} else if this.IsOrderedCollectionPage() {
+		return this.GetOrderedCollectionPage().LessThan(o.GetOrderedCollectionPage())
+	} else if this.IsIRI() {
+		return this.iri.String() < o.GetIRI().String()
+	}
+	return false
+}
+
+// Name returns the name of this property: "followers".
+func (this FollowersProperty) Name() string {
+	return "followers"
+}
+
+// Serialize converts this into an interface representation suitable for
+// marshalling into a text or binary format. Applications should not need this
+// function as most typical use cases serialize types instead of individual
+// properties. It is exposed for alternatives to go-fed implementations to use.
+func (this FollowersProperty) Serialize() (interface{}, error) {
+	if this.IsOrderedCollection() {
+		return this.GetOrderedCollection().Serialize()
+	} else if this.IsCollection() {
+		return this.GetCollection().Serialize()
+	} else if this.IsCollectionPage() {
+		return this.GetCollectionPage().Serialize()
+	} else if this.IsOrderedCollectionPage() {
+		return this.GetOrderedCollectionPage().Serialize()
+	} else if this.IsIRI() {
+		return this.iri.String(), nil
+	}
+	return this.unknown, nil
+}
+
+// SetCollection sets the value of this property. Calling IsCollection afterwards
+// returns true.
+func (this *FollowersProperty) SetCollection(v vocab.CollectionInterface) {
+	this.Clear()
+	this.CollectionMember = v
+}
+
+// SetCollectionPage sets the value of this property. Calling IsCollectionPage
+// afterwards returns true.
+func (this *FollowersProperty) SetCollectionPage(v vocab.CollectionPageInterface) {
+	this.Clear()
+	this.CollectionPageMember = v
+}
+
+// SetIRI sets the value of this property. Calling IsIRI afterwards returns true.
+func (this *FollowersProperty) SetIRI(v *url.URL) {
+	this.Clear()
+	this.iri = v
+}
+
+// SetOrderedCollection sets the value of this property. Calling
+// IsOrderedCollection afterwards returns true.
+func (this *FollowersProperty) SetOrderedCollection(v vocab.OrderedCollectionInterface) {
+	this.Clear()
+	this.OrderedCollectionMember = v
+}
+
+// SetOrderedCollectionPage sets the value of this property. Calling
+// IsOrderedCollectionPage afterwards returns true.
+func (this *FollowersProperty) SetOrderedCollectionPage(v vocab.OrderedCollectionPageInterface) {
+	this.Clear()
+	this.OrderedCollectionPageMember = v
+}

streams/impl/activitystreams/property_following/gen_doc.go

@@ -0,0 +1,15 @@
+// Package propertyfollowing contains the implementation for the following
+// property. All applications are strongly encouraged to use the interface
+// instead of this concrete definition. The interfaces allow applications to
+// consume only the types and properties needed and be independent of the
+// go-fed implementation if another alternative implementation is created.
+// This package is code-generated and subject to the same license as the
+// go-fed tool used to generate it.
+//
+// This package is independent of other types' and properties' implementations
+// by having a Manager injected into it to act as a factory for the concrete
+// implementations. The implementations have been generated into their own
+// separate subpackages for each vocabulary.
+//
+// Strongly consider using the interfaces instead of this package.
+package propertyfollowing

streams/impl/activitystreams/property_following/gen_pkg.go

@@ -0,0 +1,32 @@
+package propertyfollowing
+
+import vocab "github.com/go-fed/activity/streams/vocab"
+
+var mgr privateManager
+
+// privateManager abstracts the code-generated manager that provides access to
+// concrete implementations.
+type privateManager interface {
+	// DeserializeCollectionActivityStreams returns the deserialization method
+	// for the "CollectionInterface" non-functional property in the
+	// vocabulary "ActivityStreams"
+	DeserializeCollectionActivityStreams() func(map[string]interface{}, map[string]string) (vocab.CollectionInterface, error)
+	// DeserializeCollectionPageActivityStreams returns the deserialization
+	// method for the "CollectionPageInterface" non-functional property in
+	// the vocabulary "ActivityStreams"
+	DeserializeCollectionPageActivityStreams() func(map[string]interface{}, map[string]string) (vocab.CollectionPageInterface, error)
+	// DeserializeOrderedCollectionActivityStreams returns the deserialization
+	// method for the "OrderedCollectionInterface" non-functional property
+	// in the vocabulary "ActivityStreams"
+	DeserializeOrderedCollectionActivityStreams() func(map[string]interface{}, map[string]string) (vocab.OrderedCollectionInterface, error)
+	// DeserializeOrderedCollectionPageActivityStreams returns the
+	// deserialization method for the "OrderedCollectionPageInterface"
+	// non-functional property in the vocabulary "ActivityStreams"
+	DeserializeOrderedCollectionPageActivityStreams() func(map[string]interface{}, map[string]string) (vocab.OrderedCollectionPageInterface, error)
+}
+
+// SetManager sets the manager package-global variable. For internal use only, do
+// not use as part of Application behavior. Must be called at golang init time.
+func SetManager(m privateManager) {
+	mgr = m
+}

streams/impl/activitystreams/property_following/gen_property_following.go

@@ -0,0 +1,305 @@
+package propertyfollowing
+
+import (
+	"fmt"
+	vocab "github.com/go-fed/activity/streams/vocab"
+	"net/url"
+)
+
+// FollowingProperty is the functional property "following". It is permitted to be
+// one of multiple value types. At most, one type of value can be present, or
+// none at all. Setting a value will clear the other types of values so that
+// only one of the 'Is' methods will return true. It is possible to clear all
+// values, so that this property is empty.
+type FollowingProperty struct {
+	OrderedCollectionMember     vocab.OrderedCollectionInterface
+	CollectionMember            vocab.CollectionInterface
+	CollectionPageMember        vocab.CollectionPageInterface
+	OrderedCollectionPageMember vocab.OrderedCollectionPageInterface
+	unknown                     interface{}
+	iri                         *url.URL
+	alias                       string
+}
+
+// DeserializeFollowingProperty creates a "following" property from an interface
+// representation that has been unmarshalled from a text or binary format.
+func DeserializeFollowingProperty(m map[string]interface{}, aliasMap map[string]string) (*FollowingProperty, error) {
+	alias := ""
+	if a, ok := aliasMap["https://www.w3.org/TR/activitystreams-vocabulary"]; ok {
+		alias = a
+	}
+	propName := "following"
+	if len(alias) > 0 {
+		// Use alias both to find the property, and set within the property.
+		propName = fmt.Sprintf("%s:%s", alias, "following")
+	}
+	if i, ok := m[propName]; ok {
+		if s, ok := i.(string); ok {
+			u, err := url.Parse(s)
+			// If error exists, don't error out -- skip this and treat as unknown string ([]byte) at worst
+			// Also, if no scheme exists, don't treat it as a URL -- net/url is greedy
+			if err == nil && len(u.Scheme) > 0 {
+				this := &FollowingProperty{
+					alias: alias,
+					iri:   u,
+				}
+				return this, nil
+			}
+		}
+		if m, ok := i.(map[string]interface{}); ok {
+			if v, err := mgr.DeserializeOrderedCollectionActivityStreams()(m, aliasMap); err == nil {
+				this := &FollowingProperty{
+					OrderedCollectionMember: v,
+					alias:                   alias,
+				}
+				return this, nil
+			} else if v, err := mgr.DeserializeCollectionActivityStreams()(m, aliasMap); err == nil {
+				this := &FollowingProperty{
+					CollectionMember: v,
+					alias:            alias,
+				}
+				return this, nil
+			} else if v, err := mgr.DeserializeCollectionPageActivityStreams()(m, aliasMap); err == nil {
+				this := &FollowingProperty{
+					CollectionPageMember: v,
+					alias:                alias,
+				}
+				return this, nil
+			} else if v, err := mgr.DeserializeOrderedCollectionPageActivityStreams()(m, aliasMap); err == nil {
+				this := &FollowingProperty{
+					OrderedCollectionPageMember: v,
+					alias:                       alias,
+				}
+				return this, nil
+			}
+		}
+		this := &FollowingProperty{
+			alias:   alias,
+			unknown: i,
+		}
+		return this, nil
+	}
+	return nil, nil
+}
+
+// NewFollowingProperty creates a new following property.
+func NewFollowingProperty() *FollowingProperty {
+	return &FollowingProperty{alias: ""}
+}
+
+// Clear ensures no value of this property is set. Calling HasAny or any of the
+// 'Is' methods afterwards will return false.
+func (this *FollowingProperty) Clear() {
+	this.OrderedCollectionMember = nil
+	this.CollectionMember = nil
+	this.CollectionPageMember = nil
+	this.OrderedCollectionPageMember = nil
+	this.unknown = nil
+	this.iri = nil
+}
+
+// GetCollection returns the value of this property. When IsCollection returns
+// false, GetCollection will return an arbitrary value.
+func (this FollowingProperty) GetCollection() vocab.CollectionInterface {
+	return this.CollectionMember
+}
+
+// GetCollectionPage returns the value of this property. When IsCollectionPage
+// returns false, GetCollectionPage will return an arbitrary value.
+func (this FollowingProperty) GetCollectionPage() vocab.CollectionPageInterface {
+	return this.CollectionPageMember
+}
+
+// GetIRI returns the IRI of this property. When IsIRI returns false, GetIRI will
+// return an arbitrary value.
+func (this FollowingProperty) GetIRI() *url.URL {
+	return this.iri
+}
+
+// GetOrderedCollection returns the value of this property. When
+// IsOrderedCollection returns false, GetOrderedCollection will return an
+// arbitrary value.
+func (this FollowingProperty) GetOrderedCollection() vocab.OrderedCollectionInterface {
+	return this.OrderedCollectionMember
+}
+
+// GetOrderedCollectionPage returns the value of this property. When
+// IsOrderedCollectionPage returns false, GetOrderedCollectionPage will return
+// an arbitrary value.
+func (this FollowingProperty) GetOrderedCollectionPage() vocab.OrderedCollectionPageInterface {
+	return this.OrderedCollectionPageMember
+}
+
+// HasAny returns true if any of the different values is set.
+func (this FollowingProperty) HasAny() bool {
+	return this.IsOrderedCollection() ||
+		this.IsCollection() ||
+		this.IsCollectionPage() ||
+		this.IsOrderedCollectionPage() ||
+		this.iri != nil
+}
+
+// IsCollection returns true if this property has a type of "Collection". When
+// true, use the GetCollection and SetCollection methods to access and set
+// this property.
+func (this FollowingProperty) IsCollection() bool {
+	return this.CollectionMember != nil
+}
+
+// IsCollectionPage returns true if this property has a type of "CollectionPage".
+// When true, use the GetCollectionPage and SetCollectionPage methods to
+// access and set this property.
+func (this FollowingProperty) IsCollectionPage() bool {
+	return this.CollectionPageMember != nil
+}
+
+// IsIRI returns true if this property is an IRI. When true, use GetIRI and SetIRI
+// to access and set this property
+func (this FollowingProperty) IsIRI() bool {
+	return this.iri != nil
+}
+
+// IsOrderedCollection returns true if this property has a type of
+// "OrderedCollection". When true, use the GetOrderedCollection and
+// SetOrderedCollection methods to access and set this property.
+func (this FollowingProperty) IsOrderedCollection() bool {
+	return this.OrderedCollectionMember != nil
+}
+
+// IsOrderedCollectionPage returns true if this property has a type of
+// "OrderedCollectionPage". When true, use the GetOrderedCollectionPage and
+// SetOrderedCollectionPage methods to access and set this property.
+func (this FollowingProperty) IsOrderedCollectionPage() bool {
+	return this.OrderedCollectionPageMember != nil
+}
+
+// JSONLDContext returns the JSONLD URIs required in the context string for this
+// property and the specific values that are set. The value in the map is the
+// alias used to import the property's value or values.
+func (this FollowingProperty) JSONLDContext() map[string]string {
+	m := map[string]string{"https://www.w3.org/TR/activitystreams-vocabulary": this.alias}
+	var child map[string]string
+	if this.IsOrderedCollection() {
+		child = this.GetOrderedCollection().JSONLDContext()
+	} else if this.IsCollection() {
+		child = this.GetCollection().JSONLDContext()
+	} else if this.IsCollectionPage() {
+		child = this.GetCollectionPage().JSONLDContext()
+	} else if this.IsOrderedCollectionPage() {
+		child = this.GetOrderedCollectionPage().JSONLDContext()
+	}
+	/*
+	   Since the literal maps in this function are determined at
+	   code-generation time, this loop should not overwrite an existing key with a
+	   new value.
+	*/
+	for k, v := range child {
+		m[k] = v
+	}
+	return m
+}
+
+// KindIndex computes an arbitrary value for indexing this kind of value. This is
+// a leaky API detail only for folks looking to replace the go-fed
+// implementation. Applications should not use this method.
+func (this FollowingProperty) KindIndex() int {
+	if this.IsOrderedCollection() {
+		return 0
+	}
+	if this.IsCollection() {
+		return 1
+	}
+	if this.IsCollectionPage() {
+		return 2
+	}
+	if this.IsOrderedCollectionPage() {
+		return 3
+	}
+	if this.IsIRI() {
+		return -2
+	}
+	return -1
+}
+
+// LessThan compares two instances of this property with an arbitrary but stable
+// comparison. Applications should not use this because it is only meant to
+// help alternative implementations to go-fed to be able to normalize
+// nonfunctional properties.
+func (this FollowingProperty) LessThan(o vocab.FollowingPropertyInterface) bool {
+	idx1 := this.KindIndex()
+	idx2 := o.KindIndex()
+	if idx1 < idx2 {
+		return true
+	} else if idx1 > idx2 {
+		return false
+	} else if this.IsOrderedCollection() {
+		return this.GetOrderedCollection().LessThan(o.GetOrderedCollection())
+	} else if this.IsCollection() {
+		return this.GetCollection().LessThan(o.GetCollection())
+	} else if this.IsCollectionPage() {
+		return this.GetCollectionPage().LessThan(o.GetCollectionPage())
+	} else if this.IsOrderedCollectionPage() {
+		return this.GetOrderedCollectionPage().LessThan(o.GetOrderedCollectionPage())
+	} else if this.IsIRI() {
+		return this.iri.String() < o.GetIRI().String()
+	}
+	return false
+}
+
+// Name returns the name of this property: "following".
+func (this FollowingProperty) Name() string {
+	return "following"
+}
+
+// Serialize converts this into an interface representation suitable for
+// marshalling into a text or binary format. Applications should not need this
+// function as most typical use cases serialize types instead of individual
+// properties. It is exposed for alternatives to go-fed implementations to use.
+func (this FollowingProperty) Serialize() (interface{}, error) {
+	if this.IsOrderedCollection() {
+		return this.GetOrderedCollection().Serialize()
+	} else if this.IsCollection() {
+		return this.GetCollection().Serialize()
+	} else if this.IsCollectionPage() {
+		return this.GetCollectionPage().Serialize()
+	} else if this.IsOrderedCollectionPage() {
+		return this.GetOrderedCollectionPage().Serialize()
+	} else if this.IsIRI() {
+		return this.iri.String(), nil
+	}
+	return this.unknown, nil
+}
+
+// SetCollection sets the value of this property. Calling IsCollection afterwards
+// returns true.
+func (this *FollowingProperty) SetCollection(v vocab.CollectionInterface) {
+	this.Clear()
+	this.CollectionMember = v
+}
+
+// SetCollectionPage sets the value of this property. Calling IsCollectionPage
+// afterwards returns true.
+func (this *FollowingProperty) SetCollectionPage(v vocab.CollectionPageInterface) {
+	this.Clear()
+	this.CollectionPageMember = v
+}
+
+// SetIRI sets the value of this property. Calling IsIRI afterwards returns true.
+func (this *FollowingProperty) SetIRI(v *url.URL) {
+	this.Clear()
+	this.iri = v
+}
+
+// SetOrderedCollection sets the value of this property. Calling
+// IsOrderedCollection afterwards returns true.
+func (this *FollowingProperty) SetOrderedCollection(v vocab.OrderedCollectionInterface) {
+	this.Clear()
+	this.OrderedCollectionMember = v
+}
+
+// SetOrderedCollectionPage sets the value of this property. Calling
+// IsOrderedCollectionPage afterwards returns true.
+func (this *FollowingProperty) SetOrderedCollectionPage(v vocab.OrderedCollectionPageInterface) {
+	this.Clear()
+	this.OrderedCollectionPageMember = v
+}

streams/impl/activitystreams/property_formertype/gen_property_formerType.go

@@ -64,7 +64,7 @@ type FormerTypePropertyIterator struct {
 	UpdateMember                vocab.UpdateInterface
 	VideoMember                 vocab.VideoInterface
 	ViewMember                  vocab.ViewInterface
-	unknown                     []byte
+	unknown                     interface{}
 	iri                         *url.URL
 	alias                       string
 	myIdx                       int
@@ -409,13 +409,12 @@ func deserializeFormerTypePropertyIterator(i interface{}, aliasMap map[string]st
 			}
 			return this, nil
 		}
-	} else if str, ok := i.(string); ok {
-		this := &FormerTypePropertyIterator{
-			alias:   alias,
-			unknown: []byte(str),
-		}
-		return this, nil
 	}
+	this := &FormerTypePropertyIterator{
+		alias:   alias,
+		unknown: i,
+	}
+	return this, nil
 	return nil, fmt.Errorf("could not deserialize %q property", "formerType")
 }
 
@@ -2089,7 +2088,7 @@ func (this FormerTypePropertyIterator) serialize() (interface{}, error) {
 	} else if this.IsIRI() {
 		return this.iri.String(), nil
 	}
-	return string(this.unknown), nil
+	return this.unknown, nil
 }
 
 // FormerTypeProperty is the non-functional property "formerType". It is permitted

streams/impl/activitystreams/property_generator/gen_property_generator.go

@@ -66,7 +66,7 @@ type GeneratorPropertyIterator struct {
 	UpdateMember                vocab.UpdateInterface
 	VideoMember                 vocab.VideoInterface
 	ViewMember                  vocab.ViewInterface
-	unknown                     []byte
+	unknown                     interface{}
 	iri                         *url.URL
 	alias                       string
 	myIdx                       int
@@ -423,13 +423,12 @@ func deserializeGeneratorPropertyIterator(i interface{}, aliasMap map[string]str
 			}
 			return this, nil
 		}
-	} else if str, ok := i.(string); ok {
-		this := &GeneratorPropertyIterator{
-			alias:   alias,
-			unknown: []byte(str),
-		}
-		return this, nil
 	}
+	this := &GeneratorPropertyIterator{
+		alias:   alias,
+		unknown: i,
+	}
+	return this, nil
 	return nil, fmt.Errorf("could not deserialize %q property", "generator")
 }
 
@@ -2162,7 +2161,7 @@ func (this GeneratorPropertyIterator) serialize() (interface{}, error) {
 	} else if this.IsIRI() {
 		return this.iri.String(), nil
 	}
-	return string(this.unknown), nil
+	return this.unknown, nil
 }
 
 // GeneratorProperty is the non-functional property "generator". It is permitted

streams/impl/activitystreams/property_height/gen_property_height.go

@@ -12,7 +12,7 @@ import (
 type HeightProperty struct {
 	nonNegativeIntegerMember    int
 	hasNonNegativeIntegerMember bool
-	unknown                     []byte
+	unknown                     interface{}
 	iri                         *url.URL
 	alias                       string
 }
@@ -49,15 +49,12 @@ func DeserializeHeightProperty(m map[string]interface{}, aliasMap map[string]str
 				nonNegativeIntegerMember:    v,
 			}
 			return this, nil
-		} else if str, ok := i.(string); ok {
-			this := &HeightProperty{
-				alias:   alias,
-				unknown: []byte(str),
-			}
-			return this, nil
-		} else {
-			return nil, fmt.Errorf("could not deserialize %q property", "height")
 		}
+		this := &HeightProperty{
+			alias:   alias,
+			unknown: i,
+		}
+		return this, nil
 	}
 	return nil, nil
 }
@@ -179,7 +176,7 @@ func (this HeightProperty) Serialize() (interface{}, error) {
 	} else if this.IsIRI() {
 		return this.iri.String(), nil
 	}
-	return string(this.unknown), nil
+	return this.unknown, nil
 }
 
 // Set sets the value of this property. Calling IsNonNegativeInteger afterwards

streams/impl/activitystreams/property_href/gen_property_href.go

@@ -11,7 +11,7 @@ import (
 // nilable value type.
 type HrefProperty struct {
 	anyURIMember *url.URL
-	unknown      []byte
+	unknown      interface{}
 	alias        string
 }
 
@@ -34,15 +34,12 @@ func DeserializeHrefProperty(m map[string]interface{}, aliasMap map[string]strin
 				anyURIMember: v,
 			}
 			return this, nil
-		} else if str, ok := i.(string); ok {
-			this := &HrefProperty{
-				alias:   alias,
-				unknown: []byte(str),
-			}
-			return this, nil
-		} else {
-			return nil, fmt.Errorf("could not deserialize %q property", "href")
 		}
+		this := &HrefProperty{
+			alias:   alias,
+			unknown: i,
+		}
+		return this, nil
 	}
 	return nil, nil
 }
@@ -158,7 +155,7 @@ func (this HrefProperty) Serialize() (interface{}, error) {
 	if this.IsAnyURI() {
 		return anyuri.SerializeAnyURI(this.Get())
 	}
-	return string(this.unknown), nil
+	return this.unknown, nil
 }
 
 // Set sets the value of this property. Calling IsAnyURI afterwards will return

streams/impl/activitystreams/property_hreflang/gen_property_hreflang.go

@@ -12,7 +12,7 @@ import (
 type HreflangProperty struct {
 	bcp47Member    string
 	hasBcp47Member bool
-	unknown        []byte
+	unknown        interface{}
 	iri            *url.URL
 	alias          string
 }
@@ -49,15 +49,12 @@ func DeserializeHreflangProperty(m map[string]interface{}, aliasMap map[string]s
 				hasBcp47Member: true,
 			}
 			return this, nil
-		} else if str, ok := i.(string); ok {
-			this := &HreflangProperty{
-				alias:   alias,
-				unknown: []byte(str),
-			}
-			return this, nil
-		} else {
-			return nil, fmt.Errorf("could not deserialize %q property", "hreflang")
 		}
+		this := &HreflangProperty{
+			alias:   alias,
+			unknown: i,
+		}
+		return this, nil
 	}
 	return nil, nil
 }
@@ -179,7 +176,7 @@ func (this HreflangProperty) Serialize() (interface{}, error) {
 	} else if this.IsIRI() {
 		return this.iri.String(), nil
 	}
-	return string(this.unknown), nil
+	return this.unknown, nil
 }
 
 // Set sets the value of this property. Calling IsBcp47 afterwards will return

streams/impl/activitystreams/property_icon/gen_property_icon.go

@@ -15,7 +15,7 @@ type IconPropertyIterator struct {
 	ImageMember   vocab.ImageInterface
 	LinkMember    vocab.LinkInterface
 	MentionMember vocab.MentionInterface
-	unknown       []byte
+	unknown       interface{}
 	iri           *url.URL
 	alias         string
 	myIdx         int
@@ -66,13 +66,12 @@ func deserializeIconPropertyIterator(i interface{}, aliasMap map[string]string)
 			}
 			return this, nil
 		}
-	} else if str, ok := i.(string); ok {
-		this := &IconPropertyIterator{
-			alias:   alias,
-			unknown: []byte(str),
-		}
-		return this, nil
 	}
+	this := &IconPropertyIterator{
+		alias:   alias,
+		unknown: i,
+	}
+	return this, nil
 	return nil, fmt.Errorf("could not deserialize %q property", "icon")
 }
 
@@ -271,7 +270,7 @@ func (this IconPropertyIterator) serialize() (interface{}, error) {
 	} else if this.IsIRI() {
 		return this.iri.String(), nil
 	}
-	return string(this.unknown), nil
+	return this.unknown, nil
 }
 
 // IconProperty is the non-functional property "icon". It is permitted to have one

streams/impl/activitystreams/property_id/gen_property_id.go

@@ -11,7 +11,7 @@ import (
 // nilable value type.
 type IdProperty struct {
 	anyURIMember *url.URL
-	unknown      []byte
+	unknown      interface{}
 	alias        string
 }
 
@@ -34,15 +34,12 @@ func DeserializeIdProperty(m map[string]interface{}, aliasMap map[string]string)
 				anyURIMember: v,
 			}
 			return this, nil
-		} else if str, ok := i.(string); ok {
-			this := &IdProperty{
-				alias:   alias,
-				unknown: []byte(str),
-			}
-			return this, nil
-		} else {
-			return nil, fmt.Errorf("could not deserialize %q property", "id")
 		}
+		this := &IdProperty{
+			alias:   alias,
+			unknown: i,
+		}
+		return this, nil
 	}
 	return nil, nil
 }
@@ -158,7 +155,7 @@ func (this IdProperty) Serialize() (interface{}, error) {
 	if this.IsAnyURI() {
 		return anyuri.SerializeAnyURI(this.Get())
 	}
-	return string(this.unknown), nil
+	return this.unknown, nil
 }
 
 // Set sets the value of this property. Calling IsAnyURI afterwards will return

streams/impl/activitystreams/property_image/gen_property_image.go

@@ -15,7 +15,7 @@ type ImagePropertyIterator struct {
 	ImageMember   vocab.ImageInterface
 	LinkMember    vocab.LinkInterface
 	MentionMember vocab.MentionInterface
-	unknown       []byte
+	unknown       interface{}
 	iri           *url.URL
 	alias         string
 	myIdx         int
@@ -66,13 +66,12 @@ func deserializeImagePropertyIterator(i interface{}, aliasMap map[string]string)
 			}
 			return this, nil
 		}
-	} else if str, ok := i.(string); ok {
-		this := &ImagePropertyIterator{
-			alias:   alias,
-			unknown: []byte(str),
-		}
-		return this, nil
 	}
+	this := &ImagePropertyIterator{
+		alias:   alias,
+		unknown: i,
+	}
+	return this, nil
 	return nil, fmt.Errorf("could not deserialize %q property", "image")
 }
 
@@ -271,7 +270,7 @@ func (this ImagePropertyIterator) serialize() (interface{}, error) {
 	} else if this.IsIRI() {
 		return this.iri.String(), nil
 	}
-	return string(this.unknown), nil
+	return this.unknown, nil
 }
 
 // ImageProperty is the non-functional property "image". It is permitted to have

streams/impl/activitystreams/property_inbox/gen_doc.go

@@ -0,0 +1,15 @@
+// Package propertyinbox contains the implementation for the inbox property. All
+// applications are strongly encouraged to use the interface instead of this
+// concrete definition. The interfaces allow applications to consume only the
+// types and properties needed and be independent of the go-fed implementation
+// if another alternative implementation is created. This package is
+// code-generated and subject to the same license as the go-fed tool used to
+// generate it.
+//
+// This package is independent of other types' and properties' implementations
+// by having a Manager injected into it to act as a factory for the concrete
+// implementations. The implementations have been generated into their own
+// separate subpackages for each vocabulary.
+//
+// Strongly consider using the interfaces instead of this package.
+package propertyinbox

streams/impl/activitystreams/property_inbox/gen_pkg.go

@@ -0,0 +1,20 @@
+package propertyinbox
+
+import vocab "github.com/go-fed/activity/streams/vocab"
+
+var mgr privateManager
+
+// privateManager abstracts the code-generated manager that provides access to
+// concrete implementations.
+type privateManager interface {
+	// DeserializeOrderedCollectionActivityStreams returns the deserialization
+	// method for the "OrderedCollectionInterface" non-functional property
+	// in the vocabulary "ActivityStreams"
+	DeserializeOrderedCollectionActivityStreams() func(map[string]interface{}, map[string]string) (vocab.OrderedCollectionInterface, error)
+}
+
+// SetManager sets the manager package-global variable. For internal use only, do
+// not use as part of Application behavior. Must be called at golang init time.
+func SetManager(m privateManager) {
+	mgr = m
+}

streams/impl/activitystreams/property_inbox/gen_property_inbox.go

@@ -0,0 +1,195 @@
+package propertyinbox
+
+import (
+	"fmt"
+	vocab "github.com/go-fed/activity/streams/vocab"
+	"net/url"
+)
+
+// InboxProperty is the functional property "inbox". It is permitted to be a
+// single nilable value type.
+type InboxProperty struct {
+	OrderedCollectionMember vocab.OrderedCollectionInterface
+	unknown                 interface{}
+	iri                     *url.URL
+	alias                   string
+}
+
+// DeserializeInboxProperty creates a "inbox" property from an interface
+// representation that has been unmarshalled from a text or binary format.
+func DeserializeInboxProperty(m map[string]interface{}, aliasMap map[string]string) (*InboxProperty, error) {
+	alias := ""
+	if a, ok := aliasMap["https://www.w3.org/TR/activitystreams-vocabulary"]; ok {
+		alias = a
+	}
+	propName := "inbox"
+	if len(alias) > 0 {
+		// Use alias both to find the property, and set within the property.
+		propName = fmt.Sprintf("%s:%s", alias, "inbox")
+	}
+	if i, ok := m[propName]; ok {
+		if s, ok := i.(string); ok {
+			u, err := url.Parse(s)
+			// If error exists, don't error out -- skip this and treat as unknown string ([]byte) at worst
+			// Also, if no scheme exists, don't treat it as a URL -- net/url is greedy
+			if err == nil && len(u.Scheme) > 0 {
+				this := &InboxProperty{
+					alias: alias,
+					iri:   u,
+				}
+				return this, nil
+			}
+		}
+		if m, ok := i.(map[string]interface{}); ok {
+			if v, err := mgr.DeserializeOrderedCollectionActivityStreams()(m, aliasMap); err == nil {
+				this := &InboxProperty{
+					OrderedCollectionMember: v,
+					alias:                   alias,
+				}
+				return this, nil
+			}
+		}
+		this := &InboxProperty{
+			alias:   alias,
+			unknown: i,
+		}
+		return this, nil
+	}
+	return nil, nil
+}
+
+// NewInboxProperty creates a new inbox property.
+func NewInboxProperty() *InboxProperty {
+	return &InboxProperty{alias: ""}
+}
+
+// Clear ensures no value of this property is set. Calling IsOrderedCollection
+// afterwards will return false.
+func (this *InboxProperty) Clear() {
+	this.unknown = nil
+	this.iri = nil
+	this.OrderedCollectionMember = nil
+}
+
+// Get returns the value of this property. When IsOrderedCollection returns false,
+// Get will return any arbitrary value.
+func (this InboxProperty) Get() vocab.OrderedCollectionInterface {
+	return this.OrderedCollectionMember
+}
+
+// GetIRI returns the IRI of this property. When IsIRI returns false, GetIRI will
+// return any arbitrary value.
+func (this InboxProperty) GetIRI() *url.URL {
+	return this.iri
+}
+
+// HasAny returns true if the value or IRI is set.
+func (this InboxProperty) HasAny() bool {
+	return this.IsOrderedCollection() || this.iri != nil
+}
+
+// IsIRI returns true if this property is an IRI.
+func (this InboxProperty) IsIRI() bool {
+	return this.iri != nil
+}
+
+// IsOrderedCollection returns true if this property is set and not an IRI.
+func (this InboxProperty) IsOrderedCollection() bool {
+	return this.OrderedCollectionMember != nil
+}
+
+// JSONLDContext returns the JSONLD URIs required in the context string for this
+// property and the specific values that are set. The value in the map is the
+// alias used to import the property's value or values.
+func (this InboxProperty) JSONLDContext() map[string]string {
+	m := map[string]string{"https://www.w3.org/TR/activitystreams-vocabulary": this.alias}
+	var child map[string]string
+	if this.IsOrderedCollection() {
+		child = this.Get().JSONLDContext()
+	}
+	/*
+	   Since the literal maps in this function are determined at
+	   code-generation time, this loop should not overwrite an existing key with a
+	   new value.
+	*/
+	for k, v := range child {
+		m[k] = v
+	}
+	return m
+}
+
+// KindIndex computes an arbitrary value for indexing this kind of value. This is
+// a leaky API detail only for folks looking to replace the go-fed
+// implementation. Applications should not use this method.
+func (this InboxProperty) KindIndex() int {
+	if this.IsOrderedCollection() {
+		return 0
+	}
+	if this.IsIRI() {
+		return -2
+	}
+	return -1
+}
+
+// LessThan compares two instances of this property with an arbitrary but stable
+// comparison. Applications should not use this because it is only meant to
+// help alternative implementations to go-fed to be able to normalize
+// nonfunctional properties.
+func (this InboxProperty) LessThan(o vocab.InboxPropertyInterface) bool {
+	// LessThan comparison for if either or both are IRIs.
+	if this.IsIRI() && o.IsIRI() {
+		return this.iri.String() < o.GetIRI().String()
+	} else if this.IsIRI() {
+		// IRIs are always less than other values, none, or unknowns
+		return true
+	} else if o.IsIRI() {
+		// This other, none, or unknown value is always greater than IRIs
+		return false
+	}
+	// LessThan comparison for the single value or unknown value.
+	if !this.IsOrderedCollection() && !o.IsOrderedCollection() {
+		// Both are unknowns.
+		return false
+	} else if this.IsOrderedCollection() && !o.IsOrderedCollection() {
+		// Values are always greater than unknown values.
+		return false
+	} else if !this.IsOrderedCollection() && o.IsOrderedCollection() {
+		// Unknowns are always less than known values.
+		return true
+	} else {
+		// Actual comparison.
+		return this.Get().LessThan(o.Get())
+	}
+}
+
+// Name returns the name of this property: "inbox".
+func (this InboxProperty) Name() string {
+	return "inbox"
+}
+
+// Serialize converts this into an interface representation suitable for
+// marshalling into a text or binary format. Applications should not need this
+// function as most typical use cases serialize types instead of individual
+// properties. It is exposed for alternatives to go-fed implementations to use.
+func (this InboxProperty) Serialize() (interface{}, error) {
+	if this.IsOrderedCollection() {
+		return this.Get().Serialize()
+	} else if this.IsIRI() {
+		return this.iri.String(), nil
+	}
+	return this.unknown, nil
+}
+
+// Set sets the value of this property. Calling IsOrderedCollection afterwards
+// will return true.
+func (this *InboxProperty) Set(v vocab.OrderedCollectionInterface) {
+	this.Clear()
+	this.OrderedCollectionMember = v
+}
+
+// SetIRI sets the value of this property. Calling IsIRI afterwards will return
+// true.
+func (this *InboxProperty) SetIRI(v *url.URL) {
+	this.Clear()
+	this.iri = v
+}

streams/impl/activitystreams/property_inreplyto/gen_property_inReplyTo.go

@@ -66,7 +66,7 @@ type InReplyToPropertyIterator struct {
 	UpdateMember                vocab.UpdateInterface
 	VideoMember                 vocab.VideoInterface
 	ViewMember                  vocab.ViewInterface
-	unknown                     []byte
+	unknown                     interface{}
 	iri                         *url.URL
 	alias                       string
 	myIdx                       int
@@ -423,13 +423,12 @@ func deserializeInReplyToPropertyIterator(i interface{}, aliasMap map[string]str
 			}
 			return this, nil
 		}
-	} else if str, ok := i.(string); ok {
-		this := &InReplyToPropertyIterator{
-			alias:   alias,
-			unknown: []byte(str),
-		}
-		return this, nil
 	}
+	this := &InReplyToPropertyIterator{
+		alias:   alias,
+		unknown: i,
+	}
+	return this, nil
 	return nil, fmt.Errorf("could not deserialize %q property", "inReplyTo")
 }
 
@@ -2162,7 +2161,7 @@ func (this InReplyToPropertyIterator) serialize() (interface{}, error) {
 	} else if this.IsIRI() {
 		return this.iri.String(), nil
 	}
-	return string(this.unknown), nil
+	return this.unknown, nil
 }
 
 // InReplyToProperty is the non-functional property "inReplyTo". It is permitted

streams/impl/activitystreams/property_instrument/gen_property_instrument.go

@@ -66,7 +66,7 @@ type InstrumentPropertyIterator struct {
 	UpdateMember                vocab.UpdateInterface
 	VideoMember                 vocab.VideoInterface
 	ViewMember                  vocab.ViewInterface
-	unknown                     []byte
+	unknown                     interface{}
 	iri                         *url.URL
 	alias                       string
 	myIdx                       int
@@ -423,13 +423,12 @@ func deserializeInstrumentPropertyIterator(i interface{}, aliasMap map[string]st
 			}
 			return this, nil
 		}
-	} else if str, ok := i.(string); ok {
-		this := &InstrumentPropertyIterator{
-			alias:   alias,
-			unknown: []byte(str),
-		}
-		return this, nil
 	}
+	this := &InstrumentPropertyIterator{
+		alias:   alias,
+		unknown: i,
+	}
+	return this, nil
 	return nil, fmt.Errorf("could not deserialize %q property", "instrument")
 }
 
@@ -2162,7 +2161,7 @@ func (this InstrumentPropertyIterator) serialize() (interface{}, error) {
 	} else if this.IsIRI() {
 		return this.iri.String(), nil
 	}
-	return string(this.unknown), nil
+	return this.unknown, nil
 }
 
 // InstrumentProperty is the non-functional property "instrument". It is permitted

streams/impl/activitystreams/property_items/gen_property_items.go

@@ -66,7 +66,7 @@ type ItemsPropertyIterator struct {
 	UpdateMember                vocab.UpdateInterface
 	VideoMember                 vocab.VideoInterface
 	ViewMember                  vocab.ViewInterface
-	unknown                     []byte
+	unknown                     interface{}
 	iri                         *url.URL
 	alias                       string
 	myIdx                       int
@@ -423,13 +423,12 @@ func deserializeItemsPropertyIterator(i interface{}, aliasMap map[string]string)
 			}
 			return this, nil
 		}
-	} else if str, ok := i.(string); ok {
-		this := &ItemsPropertyIterator{
-			alias:   alias,
-			unknown: []byte(str),
-		}
-		return this, nil
 	}
+	this := &ItemsPropertyIterator{
+		alias:   alias,
+		unknown: i,
+	}
+	return this, nil
 	return nil, fmt.Errorf("could not deserialize %q property", "items")
 }
 
@@ -2162,7 +2161,7 @@ func (this ItemsPropertyIterator) serialize() (interface{}, error) {
 	} else if this.IsIRI() {
 		return this.iri.String(), nil
 	}
-	return string(this.unknown), nil
+	return this.unknown, nil
 }
 
 // ItemsProperty is the non-functional property "items". It is permitted to have

streams/impl/activitystreams/property_last/gen_property_last.go

@@ -16,7 +16,7 @@ type LastProperty struct {
 	LinkMember                  vocab.LinkInterface
 	MentionMember               vocab.MentionInterface
 	OrderedCollectionPageMember vocab.OrderedCollectionPageInterface
-	unknown                     []byte
+	unknown                     interface{}
 	iri                         *url.URL
 	alias                       string
 }
@@ -72,15 +72,12 @@ func DeserializeLastProperty(m map[string]interface{}, aliasMap map[string]strin
 				}
 				return this, nil
 			}
-		} else if str, ok := i.(string); ok {
-			this := &LastProperty{
-				alias:   alias,
-				unknown: []byte(str),
-			}
-			return this, nil
-		} else {
-			return nil, fmt.Errorf("could not deserialize %q property", "last")
 		}
+		this := &LastProperty{
+			alias:   alias,
+			unknown: i,
+		}
+		return this, nil
 	}
 	return nil, nil
 }
@@ -267,7 +264,7 @@ func (this LastProperty) Serialize() (interface{}, error) {
 	} else if this.IsIRI() {
 		return this.iri.String(), nil
 	}
-	return string(this.unknown), nil
+	return this.unknown, nil
 }
 
 // SetCollectionPage sets the value of this property. Calling IsCollectionPage

streams/impl/activitystreams/property_latitude/gen_property_latitude.go

@@ -12,7 +12,7 @@ import (
 type LatitudeProperty struct {
 	floatMember    float64
 	hasFloatMember bool
-	unknown        []byte
+	unknown        interface{}
 	iri            *url.URL
 	alias          string
 }
@@ -49,15 +49,12 @@ func DeserializeLatitudeProperty(m map[string]interface{}, aliasMap map[string]s
 				hasFloatMember: true,
 			}
 			return this, nil
-		} else if str, ok := i.(string); ok {
-			this := &LatitudeProperty{
-				alias:   alias,
-				unknown: []byte(str),
-			}
-			return this, nil
-		} else {
-			return nil, fmt.Errorf("could not deserialize %q property", "latitude")
 		}
+		this := &LatitudeProperty{
+			alias:   alias,
+			unknown: i,
+		}
+		return this, nil
 	}
 	return nil, nil
 }
@@ -179,7 +176,7 @@ func (this LatitudeProperty) Serialize() (interface{}, error) {
 	} else if this.IsIRI() {
 		return this.iri.String(), nil
 	}
-	return string(this.unknown), nil
+	return this.unknown, nil
 }
 
 // Set sets the value of this property. Calling IsFloat afterwards will return

streams/impl/activitystreams/property_liked/gen_doc.go

@@ -0,0 +1,15 @@
+// Package propertyliked contains the implementation for the liked property. All
+// applications are strongly encouraged to use the interface instead of this
+// concrete definition. The interfaces allow applications to consume only the
+// types and properties needed and be independent of the go-fed implementation
+// if another alternative implementation is created. This package is
+// code-generated and subject to the same license as the go-fed tool used to
+// generate it.
+//
+// This package is independent of other types' and properties' implementations
+// by having a Manager injected into it to act as a factory for the concrete
+// implementations. The implementations have been generated into their own
+// separate subpackages for each vocabulary.
+//
+// Strongly consider using the interfaces instead of this package.
+package propertyliked

streams/impl/activitystreams/property_liked/gen_pkg.go

@@ -0,0 +1,32 @@
+package propertyliked
+
+import vocab "github.com/go-fed/activity/streams/vocab"
+
+var mgr privateManager
+
+// privateManager abstracts the code-generated manager that provides access to
+// concrete implementations.
+type privateManager interface {
+	// DeserializeCollectionActivityStreams returns the deserialization method
+	// for the "CollectionInterface" non-functional property in the
+	// vocabulary "ActivityStreams"
+	DeserializeCollectionActivityStreams() func(map[string]interface{}, map[string]string) (vocab.CollectionInterface, error)
+	// DeserializeCollectionPageActivityStreams returns the deserialization
+	// method for the "CollectionPageInterface" non-functional property in
+	// the vocabulary "ActivityStreams"
+	DeserializeCollectionPageActivityStreams() func(map[string]interface{}, map[string]string) (vocab.CollectionPageInterface, error)
+	// DeserializeOrderedCollectionActivityStreams returns the deserialization
+	// method for the "OrderedCollectionInterface" non-functional property
+	// in the vocabulary "ActivityStreams"
+	DeserializeOrderedCollectionActivityStreams() func(map[string]interface{}, map[string]string) (vocab.OrderedCollectionInterface, error)
+	// DeserializeOrderedCollectionPageActivityStreams returns the
+	// deserialization method for the "OrderedCollectionPageInterface"
+	// non-functional property in the vocabulary "ActivityStreams"
+	DeserializeOrderedCollectionPageActivityStreams() func(map[string]interface{}, map[string]string) (vocab.OrderedCollectionPageInterface, error)
+}
+
+// SetManager sets the manager package-global variable. For internal use only, do
+// not use as part of Application behavior. Must be called at golang init time.
+func SetManager(m privateManager) {
+	mgr = m
+}

streams/impl/activitystreams/property_liked/gen_property_liked.go

@@ -0,0 +1,305 @@
+package propertyliked
+
+import (
+	"fmt"
+	vocab "github.com/go-fed/activity/streams/vocab"
+	"net/url"
+)
+
+// LikedProperty is the functional property "liked". It is permitted to be one of
+// multiple value types. At most, one type of value can be present, or none at
+// all. Setting a value will clear the other types of values so that only one
+// of the 'Is' methods will return true. It is possible to clear all values,
+// so that this property is empty.
+type LikedProperty struct {
+	OrderedCollectionMember     vocab.OrderedCollectionInterface
+	CollectionMember            vocab.CollectionInterface
+	CollectionPageMember        vocab.CollectionPageInterface
+	OrderedCollectionPageMember vocab.OrderedCollectionPageInterface
+	unknown                     interface{}
+	iri                         *url.URL
+	alias                       string
+}
+
+// DeserializeLikedProperty creates a "liked" property from an interface
+// representation that has been unmarshalled from a text or binary format.
+func DeserializeLikedProperty(m map[string]interface{}, aliasMap map[string]string) (*LikedProperty, error) {
+	alias := ""
+	if a, ok := aliasMap["https://www.w3.org/TR/activitystreams-vocabulary"]; ok {
+		alias = a
+	}
+	propName := "liked"
+	if len(alias) > 0 {
+		// Use alias both to find the property, and set within the property.
+		propName = fmt.Sprintf("%s:%s", alias, "liked")
+	}
+	if i, ok := m[propName]; ok {
+		if s, ok := i.(string); ok {
+			u, err := url.Parse(s)
+			// If error exists, don't error out -- skip this and treat as unknown string ([]byte) at worst
+			// Also, if no scheme exists, don't treat it as a URL -- net/url is greedy
+			if err == nil && len(u.Scheme) > 0 {
+				this := &LikedProperty{
+					alias: alias,
+					iri:   u,
+				}
+				return this, nil
+			}
+		}
+		if m, ok := i.(map[string]interface{}); ok {
+			if v, err := mgr.DeserializeOrderedCollectionActivityStreams()(m, aliasMap); err == nil {
+				this := &LikedProperty{
+					OrderedCollectionMember: v,
+					alias:                   alias,
+				}
+				return this, nil
+			} else if v, err := mgr.DeserializeCollectionActivityStreams()(m, aliasMap); err == nil {
+				this := &LikedProperty{
+					CollectionMember: v,
+					alias:            alias,
+				}
+				return this, nil
+			} else if v, err := mgr.DeserializeCollectionPageActivityStreams()(m, aliasMap); err == nil {
+				this := &LikedProperty{
+					CollectionPageMember: v,
+					alias:                alias,
+				}
+				return this, nil
+			} else if v, err := mgr.DeserializeOrderedCollectionPageActivityStreams()(m, aliasMap); err == nil {
+				this := &LikedProperty{
+					OrderedCollectionPageMember: v,
+					alias:                       alias,
+				}
+				return this, nil
+			}
+		}
+		this := &LikedProperty{
+			alias:   alias,
+			unknown: i,
+		}
+		return this, nil
+	}
+	return nil, nil
+}
+
+// NewLikedProperty creates a new liked property.
+func NewLikedProperty() *LikedProperty {
+	return &LikedProperty{alias: ""}
+}
+
+// Clear ensures no value of this property is set. Calling HasAny or any of the
+// 'Is' methods afterwards will return false.
+func (this *LikedProperty) Clear() {
+	this.OrderedCollectionMember = nil
+	this.CollectionMember = nil
+	this.CollectionPageMember = nil
+	this.OrderedCollectionPageMember = nil
+	this.unknown = nil
+	this.iri = nil
+}
+
+// GetCollection returns the value of this property. When IsCollection returns
+// false, GetCollection will return an arbitrary value.
+func (this LikedProperty) GetCollection() vocab.CollectionInterface {
+	return this.CollectionMember
+}
+
+// GetCollectionPage returns the value of this property. When IsCollectionPage
+// returns false, GetCollectionPage will return an arbitrary value.
+func (this LikedProperty) GetCollectionPage() vocab.CollectionPageInterface {
+	return this.CollectionPageMember
+}
+
+// GetIRI returns the IRI of this property. When IsIRI returns false, GetIRI will
+// return an arbitrary value.
+func (this LikedProperty) GetIRI() *url.URL {
+	return this.iri
+}
+
+// GetOrderedCollection returns the value of this property. When
+// IsOrderedCollection returns false, GetOrderedCollection will return an
+// arbitrary value.
+func (this LikedProperty) GetOrderedCollection() vocab.OrderedCollectionInterface {
+	return this.OrderedCollectionMember
+}
+
+// GetOrderedCollectionPage returns the value of this property. When
+// IsOrderedCollectionPage returns false, GetOrderedCollectionPage will return
+// an arbitrary value.
+func (this LikedProperty) GetOrderedCollectionPage() vocab.OrderedCollectionPageInterface {
+	return this.OrderedCollectionPageMember
+}
+
+// HasAny returns true if any of the different values is set.
+func (this LikedProperty) HasAny() bool {
+	return this.IsOrderedCollection() ||
+		this.IsCollection() ||
+		this.IsCollectionPage() ||
+		this.IsOrderedCollectionPage() ||
+		this.iri != nil
+}
+
+// IsCollection returns true if this property has a type of "Collection". When
+// true, use the GetCollection and SetCollection methods to access and set
+// this property.
+func (this LikedProperty) IsCollection() bool {
+	return this.CollectionMember != nil
+}
+
+// IsCollectionPage returns true if this property has a type of "CollectionPage".
+// When true, use the GetCollectionPage and SetCollectionPage methods to
+// access and set this property.
+func (this LikedProperty) IsCollectionPage() bool {
+	return this.CollectionPageMember != nil
+}
+
+// IsIRI returns true if this property is an IRI. When true, use GetIRI and SetIRI
+// to access and set this property
+func (this LikedProperty) IsIRI() bool {
+	return this.iri != nil
+}
+
+// IsOrderedCollection returns true if this property has a type of
+// "OrderedCollection". When true, use the GetOrderedCollection and
+// SetOrderedCollection methods to access and set this property.
+func (this LikedProperty) IsOrderedCollection() bool {
+	return this.OrderedCollectionMember != nil
+}
+
+// IsOrderedCollectionPage returns true if this property has a type of
+// "OrderedCollectionPage". When true, use the GetOrderedCollectionPage and
+// SetOrderedCollectionPage methods to access and set this property.
+func (this LikedProperty) IsOrderedCollectionPage() bool {
+	return this.OrderedCollectionPageMember != nil
+}
+
+// JSONLDContext returns the JSONLD URIs required in the context string for this
+// property and the specific values that are set. The value in the map is the
+// alias used to import the property's value or values.
+func (this LikedProperty) JSONLDContext() map[string]string {
+	m := map[string]string{"https://www.w3.org/TR/activitystreams-vocabulary": this.alias}
+	var child map[string]string
+	if this.IsOrderedCollection() {
+		child = this.GetOrderedCollection().JSONLDContext()
+	} else if this.IsCollection() {
+		child = this.GetCollection().JSONLDContext()
+	} else if this.IsCollectionPage() {
+		child = this.GetCollectionPage().JSONLDContext()
+	} else if this.IsOrderedCollectionPage() {
+		child = this.GetOrderedCollectionPage().JSONLDContext()
+	}
+	/*
+	   Since the literal maps in this function are determined at
+	   code-generation time, this loop should not overwrite an existing key with a
+	   new value.
+	*/
+	for k, v := range child {
+		m[k] = v
+	}
+	return m
+}
+
+// KindIndex computes an arbitrary value for indexing this kind of value. This is
+// a leaky API detail only for folks looking to replace the go-fed
+// implementation. Applications should not use this method.
+func (this LikedProperty) KindIndex() int {
+	if this.IsOrderedCollection() {
+		return 0
+	}
+	if this.IsCollection() {
+		return 1
+	}
+	if this.IsCollectionPage() {
+		return 2
+	}
+	if this.IsOrderedCollectionPage() {
+		return 3
+	}
+	if this.IsIRI() {
+		return -2
+	}
+	return -1
+}
+
+// LessThan compares two instances of this property with an arbitrary but stable
+// comparison. Applications should not use this because it is only meant to
+// help alternative implementations to go-fed to be able to normalize
+// nonfunctional properties.
+func (this LikedProperty) LessThan(o vocab.LikedPropertyInterface) bool {
+	idx1 := this.KindIndex()
+	idx2 := o.KindIndex()
+	if idx1 < idx2 {
+		return true
+	} else if idx1 > idx2 {
+		return false
+	} else if this.IsOrderedCollection() {
+		return this.GetOrderedCollection().LessThan(o.GetOrderedCollection())
+	} else if this.IsCollection() {
+		return this.GetCollection().LessThan(o.GetCollection())
+	} else if this.IsCollectionPage() {
+		return this.GetCollectionPage().LessThan(o.GetCollectionPage())
+	} else if this.IsOrderedCollectionPage() {
+		return this.GetOrderedCollectionPage().LessThan(o.GetOrderedCollectionPage())
+	} else if this.IsIRI() {
+		return this.iri.String() < o.GetIRI().String()
+	}
+	return false
+}
+
+// Name returns the name of this property: "liked".
+func (this LikedProperty) Name() string {
+	return "liked"
+}
+
+// Serialize converts this into an interface representation suitable for
+// marshalling into a text or binary format. Applications should not need this
+// function as most typical use cases serialize types instead of individual
+// properties. It is exposed for alternatives to go-fed implementations to use.
+func (this LikedProperty) Serialize() (interface{}, error) {
+	if this.IsOrderedCollection() {
+		return this.GetOrderedCollection().Serialize()
+	} else if this.IsCollection() {
+		return this.GetCollection().Serialize()
+	} else if this.IsCollectionPage() {
+		return this.GetCollectionPage().Serialize()
+	} else if this.IsOrderedCollectionPage() {
+		return this.GetOrderedCollectionPage().Serialize()
+	} else if this.IsIRI() {
+		return this.iri.String(), nil
+	}
+	return this.unknown, nil
+}
+
+// SetCollection sets the value of this property. Calling IsCollection afterwards
+// returns true.
+func (this *LikedProperty) SetCollection(v vocab.CollectionInterface) {
+	this.Clear()
+	this.CollectionMember = v
+}
+
+// SetCollectionPage sets the value of this property. Calling IsCollectionPage
+// afterwards returns true.
+func (this *LikedProperty) SetCollectionPage(v vocab.CollectionPageInterface) {
+	this.Clear()
+	this.CollectionPageMember = v
+}
+
+// SetIRI sets the value of this property. Calling IsIRI afterwards returns true.
+func (this *LikedProperty) SetIRI(v *url.URL) {
+	this.Clear()
+	this.iri = v
+}
+
+// SetOrderedCollection sets the value of this property. Calling
+// IsOrderedCollection afterwards returns true.
+func (this *LikedProperty) SetOrderedCollection(v vocab.OrderedCollectionInterface) {
+	this.Clear()
+	this.OrderedCollectionMember = v
+}
+
+// SetOrderedCollectionPage sets the value of this property. Calling
+// IsOrderedCollectionPage afterwards returns true.
+func (this *LikedProperty) SetOrderedCollectionPage(v vocab.OrderedCollectionPageInterface) {
+	this.Clear()
+	this.OrderedCollectionPageMember = v
+}

streams/impl/activitystreams/property_likes/gen_doc.go

@@ -0,0 +1,15 @@
+// Package propertylikes contains the implementation for the likes property. All
+// applications are strongly encouraged to use the interface instead of this
+// concrete definition. The interfaces allow applications to consume only the
+// types and properties needed and be independent of the go-fed implementation
+// if another alternative implementation is created. This package is
+// code-generated and subject to the same license as the go-fed tool used to
+// generate it.
+//
+// This package is independent of other types' and properties' implementations
+// by having a Manager injected into it to act as a factory for the concrete
+// implementations. The implementations have been generated into their own
+// separate subpackages for each vocabulary.
+//
+// Strongly consider using the interfaces instead of this package.
+package propertylikes

streams/impl/activitystreams/property_likes/gen_pkg.go

@@ -0,0 +1,32 @@
+package propertylikes
+
+import vocab "github.com/go-fed/activity/streams/vocab"
+
+var mgr privateManager
+
+// privateManager abstracts the code-generated manager that provides access to
+// concrete implementations.
+type privateManager interface {
+	// DeserializeCollectionActivityStreams returns the deserialization method
+	// for the "CollectionInterface" non-functional property in the
+	// vocabulary "ActivityStreams"
+	DeserializeCollectionActivityStreams() func(map[string]interface{}, map[string]string) (vocab.CollectionInterface, error)
+	// DeserializeCollectionPageActivityStreams returns the deserialization
+	// method for the "CollectionPageInterface" non-functional property in
+	// the vocabulary "ActivityStreams"
+	DeserializeCollectionPageActivityStreams() func(map[string]interface{}, map[string]string) (vocab.CollectionPageInterface, error)
+	// DeserializeOrderedCollectionActivityStreams returns the deserialization
+	// method for the "OrderedCollectionInterface" non-functional property
+	// in the vocabulary "ActivityStreams"
+	DeserializeOrderedCollectionActivityStreams() func(map[string]interface{}, map[string]string) (vocab.OrderedCollectionInterface, error)
+	// DeserializeOrderedCollectionPageActivityStreams returns the
+	// deserialization method for the "OrderedCollectionPageInterface"
+	// non-functional property in the vocabulary "ActivityStreams"
+	DeserializeOrderedCollectionPageActivityStreams() func(map[string]interface{}, map[string]string) (vocab.OrderedCollectionPageInterface, error)
+}
+
+// SetManager sets the manager package-global variable. For internal use only, do
+// not use as part of Application behavior. Must be called at golang init time.
+func SetManager(m privateManager) {
+	mgr = m
+}

streams/impl/activitystreams/property_likes/gen_property_likes.go

@@ -0,0 +1,305 @@
+package propertylikes
+
+import (
+	"fmt"
+	vocab "github.com/go-fed/activity/streams/vocab"
+	"net/url"
+)
+
+// LikesProperty is the functional property "likes". It is permitted to be one of
+// multiple value types. At most, one type of value can be present, or none at
+// all. Setting a value will clear the other types of values so that only one
+// of the 'Is' methods will return true. It is possible to clear all values,
+// so that this property is empty.
+type LikesProperty struct {
+	OrderedCollectionMember     vocab.OrderedCollectionInterface
+	CollectionMember            vocab.CollectionInterface
+	CollectionPageMember        vocab.CollectionPageInterface
+	OrderedCollectionPageMember vocab.OrderedCollectionPageInterface
+	unknown                     interface{}
+	iri                         *url.URL
+	alias                       string
+}
+
+// DeserializeLikesProperty creates a "likes" property from an interface
+// representation that has been unmarshalled from a text or binary format.
+func DeserializeLikesProperty(m map[string]interface{}, aliasMap map[string]string) (*LikesProperty, error) {
+	alias := ""
+	if a, ok := aliasMap["https://www.w3.org/TR/activitystreams-vocabulary"]; ok {
+		alias = a
+	}
+	propName := "likes"
+	if len(alias) > 0 {
+		// Use alias both to find the property, and set within the property.
+		propName = fmt.Sprintf("%s:%s", alias, "likes")
+	}
+	if i, ok := m[propName]; ok {
+		if s, ok := i.(string); ok {
+			u, err := url.Parse(s)
+			// If error exists, don't error out -- skip this and treat as unknown string ([]byte) at worst
+			// Also, if no scheme exists, don't treat it as a URL -- net/url is greedy
+			if err == nil && len(u.Scheme) > 0 {
+				this := &LikesProperty{
+					alias: alias,
+					iri:   u,
+				}
+				return this, nil
+			}
+		}
+		if m, ok := i.(map[string]interface{}); ok {
+			if v, err := mgr.DeserializeOrderedCollectionActivityStreams()(m, aliasMap); err == nil {
+				this := &LikesProperty{
+					OrderedCollectionMember: v,
+					alias:                   alias,
+				}
+				return this, nil
+			} else if v, err := mgr.DeserializeCollectionActivityStreams()(m, aliasMap); err == nil {
+				this := &LikesProperty{
+					CollectionMember: v,
+					alias:            alias,
+				}
+				return this, nil
+			} else if v, err := mgr.DeserializeCollectionPageActivityStreams()(m, aliasMap); err == nil {
+				this := &LikesProperty{
+					CollectionPageMember: v,
+					alias:                alias,
+				}
+				return this, nil
+			} else if v, err := mgr.DeserializeOrderedCollectionPageActivityStreams()(m, aliasMap); err == nil {
+				this := &LikesProperty{
+					OrderedCollectionPageMember: v,
+					alias:                       alias,
+				}
+				return this, nil
+			}
+		}
+		this := &LikesProperty{
+			alias:   alias,
+			unknown: i,
+		}
+		return this, nil
+	}
+	return nil, nil
+}
+
+// NewLikesProperty creates a new likes property.
+func NewLikesProperty() *LikesProperty {
+	return &LikesProperty{alias: ""}
+}
+
+// Clear ensures no value of this property is set. Calling HasAny or any of the
+// 'Is' methods afterwards will return false.
+func (this *LikesProperty) Clear() {
+	this.OrderedCollectionMember = nil
+	this.CollectionMember = nil
+	this.CollectionPageMember = nil
+	this.OrderedCollectionPageMember = nil
+	this.unknown = nil
+	this.iri = nil
+}
+
+// GetCollection returns the value of this property. When IsCollection returns
+// false, GetCollection will return an arbitrary value.
+func (this LikesProperty) GetCollection() vocab.CollectionInterface {
+	return this.CollectionMember
+}
+
+// GetCollectionPage returns the value of this property. When IsCollectionPage
+// returns false, GetCollectionPage will return an arbitrary value.
+func (this LikesProperty) GetCollectionPage() vocab.CollectionPageInterface {
+	return this.CollectionPageMember
+}
+
+// GetIRI returns the IRI of this property. When IsIRI returns false, GetIRI will
+// return an arbitrary value.
+func (this LikesProperty) GetIRI() *url.URL {
+	return this.iri
+}
+
+// GetOrderedCollection returns the value of this property. When
+// IsOrderedCollection returns false, GetOrderedCollection will return an
+// arbitrary value.
+func (this LikesProperty) GetOrderedCollection() vocab.OrderedCollectionInterface {
+	return this.OrderedCollectionMember
+}
+
+// GetOrderedCollectionPage returns the value of this property. When
+// IsOrderedCollectionPage returns false, GetOrderedCollectionPage will return
+// an arbitrary value.
+func (this LikesProperty) GetOrderedCollectionPage() vocab.OrderedCollectionPageInterface {
+	return this.OrderedCollectionPageMember
+}
+
+// HasAny returns true if any of the different values is set.
+func (this LikesProperty) HasAny() bool {
+	return this.IsOrderedCollection() ||
+		this.IsCollection() ||
+		this.IsCollectionPage() ||
+		this.IsOrderedCollectionPage() ||
+		this.iri != nil
+}
+
+// IsCollection returns true if this property has a type of "Collection". When
+// true, use the GetCollection and SetCollection methods to access and set
+// this property.
+func (this LikesProperty) IsCollection() bool {
+	return this.CollectionMember != nil
+}
+
+// IsCollectionPage returns true if this property has a type of "CollectionPage".
+// When true, use the GetCollectionPage and SetCollectionPage methods to
+// access and set this property.
+func (this LikesProperty) IsCollectionPage() bool {
+	return this.CollectionPageMember != nil
+}
+
+// IsIRI returns true if this property is an IRI. When true, use GetIRI and SetIRI
+// to access and set this property
+func (this LikesProperty) IsIRI() bool {
+	return this.iri != nil
+}
+
+// IsOrderedCollection returns true if this property has a type of
+// "OrderedCollection". When true, use the GetOrderedCollection and
+// SetOrderedCollection methods to access and set this property.
+func (this LikesProperty) IsOrderedCollection() bool {
+	return this.OrderedCollectionMember != nil
+}
+
+// IsOrderedCollectionPage returns true if this property has a type of
+// "OrderedCollectionPage". When true, use the GetOrderedCollectionPage and
+// SetOrderedCollectionPage methods to access and set this property.
+func (this LikesProperty) IsOrderedCollectionPage() bool {
+	return this.OrderedCollectionPageMember != nil
+}
+
+// JSONLDContext returns the JSONLD URIs required in the context string for this
+// property and the specific values that are set. The value in the map is the
+// alias used to import the property's value or values.
+func (this LikesProperty) JSONLDContext() map[string]string {
+	m := map[string]string{"https://www.w3.org/TR/activitystreams-vocabulary": this.alias}
+	var child map[string]string
+	if this.IsOrderedCollection() {
+		child = this.GetOrderedCollection().JSONLDContext()
+	} else if this.IsCollection() {
+		child = this.GetCollection().JSONLDContext()
+	} else if this.IsCollectionPage() {
+		child = this.GetCollectionPage().JSONLDContext()
+	} else if this.IsOrderedCollectionPage() {
+		child = this.GetOrderedCollectionPage().JSONLDContext()
+	}
+	/*
+	   Since the literal maps in this function are determined at
+	   code-generation time, this loop should not overwrite an existing key with a
+	   new value.
+	*/
+	for k, v := range child {
+		m[k] = v
+	}
+	return m
+}
+
+// KindIndex computes an arbitrary value for indexing this kind of value. This is
+// a leaky API detail only for folks looking to replace the go-fed
+// implementation. Applications should not use this method.
+func (this LikesProperty) KindIndex() int {
+	if this.IsOrderedCollection() {
+		return 0
+	}
+	if this.IsCollection() {
+		return 1
+	}
+	if this.IsCollectionPage() {
+		return 2
+	}
+	if this.IsOrderedCollectionPage() {
+		return 3
+	}
+	if this.IsIRI() {
+		return -2
+	}
+	return -1
+}
+
+// LessThan compares two instances of this property with an arbitrary but stable
+// comparison. Applications should not use this because it is only meant to
+// help alternative implementations to go-fed to be able to normalize
+// nonfunctional properties.
+func (this LikesProperty) LessThan(o vocab.LikesPropertyInterface) bool {
+	idx1 := this.KindIndex()
+	idx2 := o.KindIndex()
+	if idx1 < idx2 {
+		return true
+	} else if idx1 > idx2 {
+		return false
+	} else if this.IsOrderedCollection() {
+		return this.GetOrderedCollection().LessThan(o.GetOrderedCollection())
+	} else if this.IsCollection() {
+		return this.GetCollection().LessThan(o.GetCollection())
+	} else if this.IsCollectionPage() {
+		return this.GetCollectionPage().LessThan(o.GetCollectionPage())
+	} else if this.IsOrderedCollectionPage() {
+		return this.GetOrderedCollectionPage().LessThan(o.GetOrderedCollectionPage())
+	} else if this.IsIRI() {
+		return this.iri.String() < o.GetIRI().String()
+	}
+	return false
+}
+
+// Name returns the name of this property: "likes".
+func (this LikesProperty) Name() string {
+	return "likes"
+}
+
+// Serialize converts this into an interface representation suitable for
+// marshalling into a text or binary format. Applications should not need this
+// function as most typical use cases serialize types instead of individual
+// properties. It is exposed for alternatives to go-fed implementations to use.
+func (this LikesProperty) Serialize() (interface{}, error) {
+	if this.IsOrderedCollection() {
+		return this.GetOrderedCollection().Serialize()
+	} else if this.IsCollection() {
+		return this.GetCollection().Serialize()
+	} else if this.IsCollectionPage() {
+		return this.GetCollectionPage().Serialize()
+	} else if this.IsOrderedCollectionPage() {
+		return this.GetOrderedCollectionPage().Serialize()
+	} else if this.IsIRI() {
+		return this.iri.String(), nil
+	}
+	return this.unknown, nil
+}
+
+// SetCollection sets the value of this property. Calling IsCollection afterwards
+// returns true.
+func (this *LikesProperty) SetCollection(v vocab.CollectionInterface) {
+	this.Clear()
+	this.CollectionMember = v
+}
+
+// SetCollectionPage sets the value of this property. Calling IsCollectionPage
+// afterwards returns true.
+func (this *LikesProperty) SetCollectionPage(v vocab.CollectionPageInterface) {
+	this.Clear()
+	this.CollectionPageMember = v
+}
+
+// SetIRI sets the value of this property. Calling IsIRI afterwards returns true.
+func (this *LikesProperty) SetIRI(v *url.URL) {
+	this.Clear()
+	this.iri = v
+}
+
+// SetOrderedCollection sets the value of this property. Calling
+// IsOrderedCollection afterwards returns true.
+func (this *LikesProperty) SetOrderedCollection(v vocab.OrderedCollectionInterface) {
+	this.Clear()
+	this.OrderedCollectionMember = v
+}
+
+// SetOrderedCollectionPage sets the value of this property. Calling
+// IsOrderedCollectionPage afterwards returns true.
+func (this *LikesProperty) SetOrderedCollectionPage(v vocab.OrderedCollectionPageInterface) {
+	this.Clear()
+	this.OrderedCollectionPageMember = v
+}

streams/impl/activitystreams/property_location/gen_property_location.go

@@ -66,7 +66,7 @@ type LocationPropertyIterator struct {
 	UpdateMember                vocab.UpdateInterface
 	VideoMember                 vocab.VideoInterface
 	ViewMember                  vocab.ViewInterface
-	unknown                     []byte
+	unknown                     interface{}
 	iri                         *url.URL
 	alias                       string
 	myIdx                       int
@@ -423,13 +423,12 @@ func deserializeLocationPropertyIterator(i interface{}, aliasMap map[string]stri
 			}
 			return this, nil
 		}
-	} else if str, ok := i.(string); ok {
-		this := &LocationPropertyIterator{
-			alias:   alias,
-			unknown: []byte(str),
-		}
-		return this, nil
 	}
+	this := &LocationPropertyIterator{
+		alias:   alias,
+		unknown: i,
+	}
+	return this, nil
 	return nil, fmt.Errorf("could not deserialize %q property", "location")
 }
 
@@ -2162,7 +2161,7 @@ func (this LocationPropertyIterator) serialize() (interface{}, error) {
 	} else if this.IsIRI() {
 		return this.iri.String(), nil
 	}
-	return string(this.unknown), nil
+	return this.unknown, nil
 }
 
 // LocationProperty is the non-functional property "location". It is permitted to

streams/impl/activitystreams/property_longitude/gen_property_longitude.go

@@ -12,7 +12,7 @@ import (
 type LongitudeProperty struct {
 	floatMember    float64
 	hasFloatMember bool
-	unknown        []byte
+	unknown        interface{}
 	iri            *url.URL
 	alias          string
 }
@@ -49,15 +49,12 @@ func DeserializeLongitudeProperty(m map[string]interface{}, aliasMap map[string]
 				hasFloatMember: true,
 			}
 			return this, nil
-		} else if str, ok := i.(string); ok {
-			this := &LongitudeProperty{
-				alias:   alias,
-				unknown: []byte(str),
-			}
-			return this, nil
-		} else {
-			return nil, fmt.Errorf("could not deserialize %q property", "longitude")
 		}
+		this := &LongitudeProperty{
+			alias:   alias,
+			unknown: i,
+		}
+		return this, nil
 	}
 	return nil, nil
 }
@@ -179,7 +176,7 @@ func (this LongitudeProperty) Serialize() (interface{}, error) {
 	} else if this.IsIRI() {
 		return this.iri.String(), nil
 	}
-	return string(this.unknown), nil
+	return this.unknown, nil
 }
 
 // Set sets the value of this property. Calling IsFloat afterwards will return

streams/impl/activitystreams/property_mediatype/gen_property_mediaType.go

@@ -12,7 +12,7 @@ import (
 type MediaTypeProperty struct {
 	rfc2045Member    string
 	hasRfc2045Member bool
-	unknown          []byte
+	unknown          interface{}
 	iri              *url.URL
 	alias            string
 }
@@ -49,15 +49,12 @@ func DeserializeMediaTypeProperty(m map[string]interface{}, aliasMap map[string]
 				rfc2045Member:    v,
 			}
 			return this, nil
-		} else if str, ok := i.(string); ok {
-			this := &MediaTypeProperty{
-				alias:   alias,
-				unknown: []byte(str),
-			}
-			return this, nil
-		} else {
-			return nil, fmt.Errorf("could not deserialize %q property", "mediaType")
 		}
+		this := &MediaTypeProperty{
+			alias:   alias,
+			unknown: i,
+		}
+		return this, nil
 	}
 	return nil, nil
 }
@@ -179,7 +176,7 @@ func (this MediaTypeProperty) Serialize() (interface{}, error) {
 	} else if this.IsIRI() {
 		return this.iri.String(), nil
 	}
-	return string(this.unknown), nil
+	return this.unknown, nil
 }
 
 // Set sets the value of this property. Calling IsRfc2045 afterwards will return

streams/impl/activitystreams/property_name/gen_property_name.go

@@ -17,7 +17,7 @@ type NamePropertyIterator struct {
 	stringMember     string
 	hasStringMember  bool
 	langStringMember map[string]string
-	unknown          []byte
+	unknown          interface{}
 	iri              *url.URL
 	alias            string
 	langMap          map[string]string
@@ -62,13 +62,12 @@ func deserializeNamePropertyIterator(i interface{}, aliasMap map[string]string)
 			langStringMember: v,
 		}
 		return this, nil
-	} else if str, ok := i.(string); ok {
-		this := &NamePropertyIterator{
-			alias:   alias,
-			unknown: []byte(str),
-		}
-		return this, nil
 	}
+	this := &NamePropertyIterator{
+		alias:   alias,
+		unknown: i,
+	}
+	return this, nil
 	return nil, fmt.Errorf("could not deserialize %q property", "name")
 }
 
@@ -291,7 +290,7 @@ func (this NamePropertyIterator) serialize() (interface{}, error) {
 	} else if this.IsIRI() {
 		return this.iri.String(), nil
 	}
-	return string(this.unknown), nil
+	return this.unknown, nil
 }
 
 // NameProperty is the non-functional property "name". It is permitted to have one

streams/impl/activitystreams/property_next/gen_property_next.go

@@ -16,7 +16,7 @@ type NextProperty struct {
 	LinkMember                  vocab.LinkInterface
 	MentionMember               vocab.MentionInterface
 	OrderedCollectionPageMember vocab.OrderedCollectionPageInterface
-	unknown                     []byte
+	unknown                     interface{}
 	iri                         *url.URL
 	alias                       string
 }
@@ -72,15 +72,12 @@ func DeserializeNextProperty(m map[string]interface{}, aliasMap map[string]strin
 				}
 				return this, nil
 			}
-		} else if str, ok := i.(string); ok {
-			this := &NextProperty{
-				alias:   alias,
-				unknown: []byte(str),
-			}
-			return this, nil
-		} else {
-			return nil, fmt.Errorf("could not deserialize %q property", "next")
 		}
+		this := &NextProperty{
+			alias:   alias,
+			unknown: i,
+		}
+		return this, nil
 	}
 	return nil, nil
 }
@@ -267,7 +264,7 @@ func (this NextProperty) Serialize() (interface{}, error) {
 	} else if this.IsIRI() {
 		return this.iri.String(), nil
 	}
-	return string(this.unknown), nil
+	return this.unknown, nil
 }
 
 // SetCollectionPage sets the value of this property. Calling IsCollectionPage

streams/impl/activitystreams/property_object/gen_property_object.go

@@ -66,7 +66,7 @@ type ObjectPropertyIterator struct {
 	UpdateMember                vocab.UpdateInterface
 	VideoMember                 vocab.VideoInterface
 	ViewMember                  vocab.ViewInterface
-	unknown                     []byte
+	unknown                     interface{}
 	iri                         *url.URL
 	alias                       string
 	myIdx                       int
@@ -423,13 +423,12 @@ func deserializeObjectPropertyIterator(i interface{}, aliasMap map[string]string
 			}
 			return this, nil
 		}
-	} else if str, ok := i.(string); ok {
-		this := &ObjectPropertyIterator{
-			alias:   alias,
-			unknown: []byte(str),
-		}
-		return this, nil
 	}
+	this := &ObjectPropertyIterator{
+		alias:   alias,
+		unknown: i,
+	}
+	return this, nil
 	return nil, fmt.Errorf("could not deserialize %q property", "object")
 }
 
@@ -2162,7 +2161,7 @@ func (this ObjectPropertyIterator) serialize() (interface{}, error) {
 	} else if this.IsIRI() {
 		return this.iri.String(), nil
 	}
-	return string(this.unknown), nil
+	return this.unknown, nil
 }
 
 // ObjectProperty is the non-functional property "object". It is permitted to have

streams/impl/activitystreams/property_oneof/gen_property_oneOf.go

@@ -66,7 +66,7 @@ type OneOfPropertyIterator struct {
 	UpdateMember                vocab.UpdateInterface
 	VideoMember                 vocab.VideoInterface
 	ViewMember                  vocab.ViewInterface
-	unknown                     []byte
+	unknown                     interface{}
 	iri                         *url.URL
 	alias                       string
 	myIdx                       int
@@ -423,13 +423,12 @@ func deserializeOneOfPropertyIterator(i interface{}, aliasMap map[string]string)
 			}
 			return this, nil
 		}
-	} else if str, ok := i.(string); ok {
-		this := &OneOfPropertyIterator{
-			alias:   alias,
-			unknown: []byte(str),
-		}
-		return this, nil
 	}
+	this := &OneOfPropertyIterator{
+		alias:   alias,
+		unknown: i,
+	}
+	return this, nil
 	return nil, fmt.Errorf("could not deserialize %q property", "oneOf")
 }
 
@@ -2162,7 +2161,7 @@ func (this OneOfPropertyIterator) serialize() (interface{}, error) {
 	} else if this.IsIRI() {
 		return this.iri.String(), nil
 	}
-	return string(this.unknown), nil
+	return this.unknown, nil
 }
 
 // OneOfProperty is the non-functional property "oneOf". It is permitted to have

streams/impl/activitystreams/property_origin/gen_property_origin.go

@@ -66,7 +66,7 @@ type OriginPropertyIterator struct {
 	UpdateMember                vocab.UpdateInterface
 	VideoMember                 vocab.VideoInterface
 	ViewMember                  vocab.ViewInterface
-	unknown                     []byte
+	unknown                     interface{}
 	iri                         *url.URL
 	alias                       string
 	myIdx                       int
@@ -423,13 +423,12 @@ func deserializeOriginPropertyIterator(i interface{}, aliasMap map[string]string
 			}
 			return this, nil
 		}
-	} else if str, ok := i.(string); ok {
-		this := &OriginPropertyIterator{
-			alias:   alias,
-			unknown: []byte(str),
-		}
-		return this, nil
 	}
+	this := &OriginPropertyIterator{
+		alias:   alias,
+		unknown: i,
+	}
+	return this, nil
 	return nil, fmt.Errorf("could not deserialize %q property", "origin")
 }
 
@@ -2162,7 +2161,7 @@ func (this OriginPropertyIterator) serialize() (interface{}, error) {
 	} else if this.IsIRI() {
 		return this.iri.String(), nil
 	}
-	return string(this.unknown), nil
+	return this.unknown, nil
 }
 
 // OriginProperty is the non-functional property "origin". It is permitted to have

streams/impl/activitystreams/property_outbox/gen_doc.go

@@ -0,0 +1,15 @@
+// Package propertyoutbox contains the implementation for the outbox property. All
+// applications are strongly encouraged to use the interface instead of this
+// concrete definition. The interfaces allow applications to consume only the
+// types and properties needed and be independent of the go-fed implementation
+// if another alternative implementation is created. This package is
+// code-generated and subject to the same license as the go-fed tool used to
+// generate it.
+//
+// This package is independent of other types' and properties' implementations
+// by having a Manager injected into it to act as a factory for the concrete
+// implementations. The implementations have been generated into their own
+// separate subpackages for each vocabulary.
+//
+// Strongly consider using the interfaces instead of this package.
+package propertyoutbox

streams/impl/activitystreams/property_outbox/gen_pkg.go

@@ -0,0 +1,20 @@
+package propertyoutbox
+
+import vocab "github.com/go-fed/activity/streams/vocab"
+
+var mgr privateManager
+
+// privateManager abstracts the code-generated manager that provides access to
+// concrete implementations.
+type privateManager interface {
+	// DeserializeOrderedCollectionActivityStreams returns the deserialization
+	// method for the "OrderedCollectionInterface" non-functional property
+	// in the vocabulary "ActivityStreams"
+	DeserializeOrderedCollectionActivityStreams() func(map[string]interface{}, map[string]string) (vocab.OrderedCollectionInterface, error)
+}
+
+// SetManager sets the manager package-global variable. For internal use only, do
+// not use as part of Application behavior. Must be called at golang init time.
+func SetManager(m privateManager) {
+	mgr = m
+}

streams/impl/activitystreams/property_outbox/gen_property_outbox.go

@@ -0,0 +1,195 @@
+package propertyoutbox
+
+import (
+	"fmt"
+	vocab "github.com/go-fed/activity/streams/vocab"
+	"net/url"
+)
+
+// OutboxProperty is the functional property "outbox". It is permitted to be a
+// single nilable value type.
+type OutboxProperty struct {
+	OrderedCollectionMember vocab.OrderedCollectionInterface
+	unknown                 interface{}
+	iri                     *url.URL
+	alias                   string
+}
+
+// DeserializeOutboxProperty creates a "outbox" property from an interface
+// representation that has been unmarshalled from a text or binary format.
+func DeserializeOutboxProperty(m map[string]interface{}, aliasMap map[string]string) (*OutboxProperty, error) {
+	alias := ""
+	if a, ok := aliasMap["https://www.w3.org/TR/activitystreams-vocabulary"]; ok {
+		alias = a
+	}
+	propName := "outbox"
+	if len(alias) > 0 {
+		// Use alias both to find the property, and set within the property.
+		propName = fmt.Sprintf("%s:%s", alias, "outbox")
+	}
+	if i, ok := m[propName]; ok {
+		if s, ok := i.(string); ok {
+			u, err := url.Parse(s)
+			// If error exists, don't error out -- skip this and treat as unknown string ([]byte) at worst
+			// Also, if no scheme exists, don't treat it as a URL -- net/url is greedy
+			if err == nil && len(u.Scheme) > 0 {
+				this := &OutboxProperty{
+					alias: alias,
+					iri:   u,
+				}
+				return this, nil
+			}
+		}
+		if m, ok := i.(map[string]interface{}); ok {
+			if v, err := mgr.DeserializeOrderedCollectionActivityStreams()(m, aliasMap); err == nil {
+				this := &OutboxProperty{
+					OrderedCollectionMember: v,
+					alias:                   alias,
+				}
+				return this, nil
+			}
+		}
+		this := &OutboxProperty{
+			alias:   alias,
+			unknown: i,
+		}
+		return this, nil
+	}
+	return nil, nil
+}
+
+// NewOutboxProperty creates a new outbox property.
+func NewOutboxProperty() *OutboxProperty {
+	return &OutboxProperty{alias: ""}
+}
+
+// Clear ensures no value of this property is set. Calling IsOrderedCollection
+// afterwards will return false.
+func (this *OutboxProperty) Clear() {
+	this.unknown = nil
+	this.iri = nil
+	this.OrderedCollectionMember = nil
+}
+
+// Get returns the value of this property. When IsOrderedCollection returns false,
+// Get will return any arbitrary value.
+func (this OutboxProperty) Get() vocab.OrderedCollectionInterface {
+	return this.OrderedCollectionMember
+}
+
+// GetIRI returns the IRI of this property. When IsIRI returns false, GetIRI will
+// return any arbitrary value.
+func (this OutboxProperty) GetIRI() *url.URL {
+	return this.iri
+}
+
+// HasAny returns true if the value or IRI is set.
+func (this OutboxProperty) HasAny() bool {
+	return this.IsOrderedCollection() || this.iri != nil
+}
+
+// IsIRI returns true if this property is an IRI.
+func (this OutboxProperty) IsIRI() bool {
+	return this.iri != nil
+}
+
+// IsOrderedCollection returns true if this property is set and not an IRI.
+func (this OutboxProperty) IsOrderedCollection() bool {
+	return this.OrderedCollectionMember != nil
+}
+
+// JSONLDContext returns the JSONLD URIs required in the context string for this
+// property and the specific values that are set. The value in the map is the
+// alias used to import the property's value or values.
+func (this OutboxProperty) JSONLDContext() map[string]string {
+	m := map[string]string{"https://www.w3.org/TR/activitystreams-vocabulary": this.alias}
+	var child map[string]string
+	if this.IsOrderedCollection() {
+		child = this.Get().JSONLDContext()
+	}
+	/*
+	   Since the literal maps in this function are determined at
+	   code-generation time, this loop should not overwrite an existing key with a
+	   new value.
+	*/
+	for k, v := range child {
+		m[k] = v
+	}
+	return m
+}
+
+// KindIndex computes an arbitrary value for indexing this kind of value. This is
+// a leaky API detail only for folks looking to replace the go-fed
+// implementation. Applications should not use this method.
+func (this OutboxProperty) KindIndex() int {
+	if this.IsOrderedCollection() {
+		return 0
+	}
+	if this.IsIRI() {
+		return -2
+	}
+	return -1
+}
+
+// LessThan compares two instances of this property with an arbitrary but stable
+// comparison. Applications should not use this because it is only meant to
+// help alternative implementations to go-fed to be able to normalize
+// nonfunctional properties.
+func (this OutboxProperty) LessThan(o vocab.OutboxPropertyInterface) bool {
+	// LessThan comparison for if either or both are IRIs.
+	if this.IsIRI() && o.IsIRI() {
+		return this.iri.String() < o.GetIRI().String()
+	} else if this.IsIRI() {
+		// IRIs are always less than other values, none, or unknowns
+		return true
+	} else if o.IsIRI() {
+		// This other, none, or unknown value is always greater than IRIs
+		return false
+	}
+	// LessThan comparison for the single value or unknown value.
+	if !this.IsOrderedCollection() && !o.IsOrderedCollection() {
+		// Both are unknowns.
+		return false
+	} else if this.IsOrderedCollection() && !o.IsOrderedCollection() {
+		// Values are always greater than unknown values.
+		return false
+	} else if !this.IsOrderedCollection() && o.IsOrderedCollection() {
+		// Unknowns are always less than known values.
+		return true
+	} else {
+		// Actual comparison.
+		return this.Get().LessThan(o.Get())
+	}
+}
+
+// Name returns the name of this property: "outbox".
+func (this OutboxProperty) Name() string {
+	return "outbox"
+}
+
+// Serialize converts this into an interface representation suitable for
+// marshalling into a text or binary format. Applications should not need this
+// function as most typical use cases serialize types instead of individual
+// properties. It is exposed for alternatives to go-fed implementations to use.
+func (this OutboxProperty) Serialize() (interface{}, error) {
+	if this.IsOrderedCollection() {
+		return this.Get().Serialize()
+	} else if this.IsIRI() {
+		return this.iri.String(), nil
+	}
+	return this.unknown, nil
+}
+
+// Set sets the value of this property. Calling IsOrderedCollection afterwards
+// will return true.
+func (this *OutboxProperty) Set(v vocab.OrderedCollectionInterface) {
+	this.Clear()
+	this.OrderedCollectionMember = v
+}
+
+// SetIRI sets the value of this property. Calling IsIRI afterwards will return
+// true.
+func (this *OutboxProperty) SetIRI(v *url.URL) {
+	this.Clear()
+	this.iri = v
+}

streams/impl/activitystreams/property_partof/gen_property_partOf.go

@@ -18,7 +18,7 @@ type PartOfProperty struct {
 	MentionMember               vocab.MentionInterface
 	OrderedCollectionMember     vocab.OrderedCollectionInterface
 	OrderedCollectionPageMember vocab.OrderedCollectionPageInterface
-	unknown                     []byte
+	unknown                     interface{}
 	iri                         *url.URL
 	alias                       string
 }
@@ -86,15 +86,12 @@ func DeserializePartOfProperty(m map[string]interface{}, aliasMap map[string]str
 				}
 				return this, nil
 			}
-		} else if str, ok := i.(string); ok {
-			this := &PartOfProperty{
-				alias:   alias,
-				unknown: []byte(str),
-			}
-			return this, nil
-		} else {
-			return nil, fmt.Errorf("could not deserialize %q property", "partOf")
 		}
+		this := &PartOfProperty{
+			alias:   alias,
+			unknown: i,
+		}
+		return this, nil
 	}
 	return nil, nil
 }
@@ -330,7 +327,7 @@ func (this PartOfProperty) Serialize() (interface{}, error) {
 	} else if this.IsIRI() {
 		return this.iri.String(), nil
 	}
-	return string(this.unknown), nil
+	return this.unknown, nil
 }
 
 // SetCollection sets the value of this property. Calling IsCollection afterwards

streams/impl/activitystreams/property_preferredusername/gen_doc.go

@@ -0,0 +1,15 @@
+// Package propertypreferredusername contains the implementation for the
+// preferredUsername property. All applications are strongly encouraged to use
+// the interface instead of this concrete definition. The interfaces allow
+// applications to consume only the types and properties needed and be
+// independent of the go-fed implementation if another alternative
+// implementation is created. This package is code-generated and subject to
+// the same license as the go-fed tool used to generate it.
+//
+// This package is independent of other types' and properties' implementations
+// by having a Manager injected into it to act as a factory for the concrete
+// implementations. The implementations have been generated into their own
+// separate subpackages for each vocabulary.
+//
+// Strongly consider using the interfaces instead of this package.
+package propertypreferredusername

streams/impl/activitystreams/property_preferredusername/gen_pkg.go

@@ -0,0 +1,13 @@
+package propertypreferredusername
+
+var mgr privateManager
+
+// privateManager abstracts the code-generated manager that provides access to
+// concrete implementations.
+type privateManager interface{}
+
+// SetManager sets the manager package-global variable. For internal use only, do
+// not use as part of Application behavior. Must be called at golang init time.
+func SetManager(m privateManager) {
+	mgr = m
+}

streams/impl/activitystreams/property_preferredusername/gen_property_preferredUsername.go

@@ -0,0 +1,282 @@
+package propertypreferredusername
+
+import (
+	"fmt"
+	langstring "github.com/go-fed/activity/streams/values/langString"
+	string1 "github.com/go-fed/activity/streams/values/string"
+	vocab "github.com/go-fed/activity/streams/vocab"
+	"net/url"
+)
+
+// PreferredUsernameProperty is the functional property "preferredUsername". It is
+// permitted to be one of multiple value types. At most, one type of value can
+// be present, or none at all. Setting a value will clear the other types of
+// values so that only one of the 'Is' methods will return true. It is
+// possible to clear all values, so that this property is empty.
+type PreferredUsernameProperty struct {
+	stringMember     string
+	hasStringMember  bool
+	langStringMember map[string]string
+	unknown          interface{}
+	iri              *url.URL
+	alias            string
+	langMap          map[string]string
+}
+
+// DeserializePreferredUsernameProperty creates a "preferredUsername" property
+// from an interface representation that has been unmarshalled from a text or
+// binary format.
+func DeserializePreferredUsernameProperty(m map[string]interface{}, aliasMap map[string]string) (*PreferredUsernameProperty, error) {
+	alias := ""
+	if a, ok := aliasMap["https://www.w3.org/TR/activitystreams-vocabulary"]; ok {
+		alias = a
+	}
+	propName := "preferredUsername"
+	if len(alias) > 0 {
+		// Use alias both to find the property, and set within the property.
+		propName = fmt.Sprintf("%s:%s", alias, "preferredUsername")
+	}
+	if i, ok := m[propName]; ok {
+		if s, ok := i.(string); ok {
+			u, err := url.Parse(s)
+			// If error exists, don't error out -- skip this and treat as unknown string ([]byte) at worst
+			// Also, if no scheme exists, don't treat it as a URL -- net/url is greedy
+			if err == nil && len(u.Scheme) > 0 {
+				this := &PreferredUsernameProperty{
+					alias: alias,
+					iri:   u,
+				}
+				return this, nil
+			}
+		}
+		if v, err := string1.DeserializeString(i); err == nil {
+			this := &PreferredUsernameProperty{
+				alias:           alias,
+				hasStringMember: true,
+				stringMember:    v,
+			}
+			return this, nil
+		} else if v, err := langstring.DeserializeLangString(i); err == nil {
+			this := &PreferredUsernameProperty{
+				alias:            alias,
+				langStringMember: v,
+			}
+			return this, nil
+		}
+		this := &PreferredUsernameProperty{
+			alias:   alias,
+			unknown: i,
+		}
+		return this, nil
+	}
+	return nil, nil
+}
+
+// NewPreferredUsernameProperty creates a new preferredUsername property.
+func NewPreferredUsernameProperty() *PreferredUsernameProperty {
+	return &PreferredUsernameProperty{alias: ""}
+}
+
+// Clear ensures no value and no language map for this property is set. Calling
+// HasAny or any of the 'Is' methods afterwards will return false.
+func (this *PreferredUsernameProperty) Clear() {
+	this.hasStringMember = false
+	this.langStringMember = nil
+	this.unknown = nil
+	this.iri = nil
+	this.langMap = nil
+}
+
+// GetIRI returns the IRI of this property. When IsIRI returns false, GetIRI will
+// return an arbitrary value.
+func (this PreferredUsernameProperty) GetIRI() *url.URL {
+	return this.iri
+}
+
+// GetLangString returns the value of this property. When IsLangString returns
+// false, GetLangString will return an arbitrary value.
+func (this PreferredUsernameProperty) GetLangString() map[string]string {
+	return this.langStringMember
+}
+
+// GetLanguage returns the value for the specified BCP47 language code, or an
+// empty string if it is either not a language map or no value is present.
+func (this PreferredUsernameProperty) GetLanguage(bcp47 string) string {
+	if this.langMap == nil {
+		return ""
+	} else if v, ok := this.langMap[bcp47]; ok {
+		return v
+	} else {
+		return ""
+	}
+}
+
+// GetString returns the value of this property. When IsString returns false,
+// GetString will return an arbitrary value.
+func (this PreferredUsernameProperty) GetString() string {
+	return this.stringMember
+}
+
+// HasAny returns true if any of the values are set, except for the natural
+// language map. When true, the specific has, getter, and setter methods may
+// be used to determine what kind of value there is to access and set this
+// property. To determine if the property was set as a natural language map,
+// use the IsLanguageMap method instead.
+func (this PreferredUsernameProperty) HasAny() bool {
+	return this.IsString() ||
+		this.IsLangString() ||
+		this.iri != nil
+}
+
+// HasLanguage returns true if the natural language map has an entry for the
+// specified BCP47 language code.
+func (this PreferredUsernameProperty) HasLanguage(bcp47 string) bool {
+	if this.langMap == nil {
+		return false
+	} else {
+		_, ok := this.langMap[bcp47]
+		return ok
+	}
+}
+
+// IsIRI returns true if this property is an IRI. When true, use GetIRI and SetIRI
+// to access and set this property
+func (this PreferredUsernameProperty) IsIRI() bool {
+	return this.iri != nil
+}
+
+// IsLangString returns true if this property has a type of "langString". When
+// true, use the GetLangString and SetLangString methods to access and set
+// this property.. To determine if the property was set as a natural language
+// map, use the IsLanguageMap method instead.
+func (this PreferredUsernameProperty) IsLangString() bool {
+	return this.langStringMember != nil
+}
+
+// IsLanguageMap determines if this property is represented by a natural language
+// map. When true, use HasLanguage, GetLanguage, and SetLanguage methods to
+// access and mutate the natural language map. The Clear method can be used to
+// clear the natural language map. Note that this method is only used for
+// natural language representations, and does not determine the presence nor
+// absence of other values for this property.
+func (this PreferredUsernameProperty) IsLanguageMap() bool {
+	return this.langMap != nil
+}
+
+// IsString returns true if this property has a type of "string". When true, use
+// the GetString and SetString methods to access and set this property.. To
+// determine if the property was set as a natural language map, use the
+// IsLanguageMap method instead.
+func (this PreferredUsernameProperty) IsString() bool {
+	return this.hasStringMember
+}
+
+// JSONLDContext returns the JSONLD URIs required in the context string for this
+// property and the specific values that are set. The value in the map is the
+// alias used to import the property's value or values.
+func (this PreferredUsernameProperty) JSONLDContext() map[string]string {
+	m := map[string]string{"https://www.w3.org/TR/activitystreams-vocabulary": this.alias}
+	var child map[string]string
+
+	/*
+	   Since the literal maps in this function are determined at
+	   code-generation time, this loop should not overwrite an existing key with a
+	   new value.
+	*/
+	for k, v := range child {
+		m[k] = v
+	}
+	return m
+}
+
+// KindIndex computes an arbitrary value for indexing this kind of value. This is
+// a leaky API detail only for folks looking to replace the go-fed
+// implementation. Applications should not use this method.
+func (this PreferredUsernameProperty) KindIndex() int {
+	if this.IsString() {
+		return 0
+	}
+	if this.IsLangString() {
+		return 1
+	}
+	if this.IsIRI() {
+		return -2
+	}
+	return -1
+}
+
+// LessThan compares two instances of this property with an arbitrary but stable
+// comparison. Applications should not use this because it is only meant to
+// help alternative implementations to go-fed to be able to normalize
+// nonfunctional properties.
+func (this PreferredUsernameProperty) LessThan(o vocab.PreferredUsernamePropertyInterface) bool {
+	idx1 := this.KindIndex()
+	idx2 := o.KindIndex()
+	if idx1 < idx2 {
+		return true
+	} else if idx1 > idx2 {
+		return false
+	} else if this.IsString() {
+		return string1.LessString(this.GetString(), o.GetString())
+	} else if this.IsLangString() {
+		return langstring.LessLangString(this.GetLangString(), o.GetLangString())
+	} else if this.IsIRI() {
+		return this.iri.String() < o.GetIRI().String()
+	}
+	return false
+}
+
+// Name returns the name of this property: "preferredUsername".
+func (this PreferredUsernameProperty) Name() string {
+	return "preferredUsername"
+}
+
+// Serialize converts this into an interface representation suitable for
+// marshalling into a text or binary format. Applications should not need this
+// function as most typical use cases serialize types instead of individual
+// properties. It is exposed for alternatives to go-fed implementations to use.
+func (this PreferredUsernameProperty) Serialize() (interface{}, error) {
+	if this.IsString() {
+		return string1.SerializeString(this.GetString())
+	} else if this.IsLangString() {
+		return langstring.SerializeLangString(this.GetLangString())
+	} else if this.IsIRI() {
+		return this.iri.String(), nil
+	}
+	return this.unknown, nil
+}
+
+// SetIRI sets the value of this property. Calling IsIRI afterwards returns true.
+func (this *PreferredUsernameProperty) SetIRI(v *url.URL) {
+	this.Clear()
+	this.iri = v
+}
+
+// SetLangString sets the value of this property and clears the natural language
+// map. Calling IsLangString afterwards will return true. Calling
+// IsLanguageMap afterwards returns false.
+func (this *PreferredUsernameProperty) SetLangString(v map[string]string) {
+	this.Clear()
+	this.langStringMember = v
+}
+
+// SetLanguage sets the value for the specified BCP47 language code.
+func (this *PreferredUsernameProperty) SetLanguage(bcp47, value string) {
+	this.hasStringMember = false
+	this.langStringMember = nil
+	this.unknown = nil
+	this.iri = nil
+	if this.langMap == nil {
+		this.langMap = make(map[string]string)
+	}
+	this.langMap[bcp47] = value
+}
+
+// SetString sets the value of this property and clears the natural language map.
+// Calling IsString afterwards will return true. Calling IsLanguageMap
+// afterwards returns false.
+func (this *PreferredUsernameProperty) SetString(v string) {
+	this.Clear()
+	this.stringMember = v
+	this.hasStringMember = true
+}

streams/impl/activitystreams/property_prev/gen_property_prev.go

@@ -16,7 +16,7 @@ type PrevProperty struct {
 	LinkMember                  vocab.LinkInterface
 	MentionMember               vocab.MentionInterface
 	OrderedCollectionPageMember vocab.OrderedCollectionPageInterface
-	unknown                     []byte
+	unknown                     interface{}
 	iri                         *url.URL
 	alias                       string
 }
@@ -72,15 +72,12 @@ func DeserializePrevProperty(m map[string]interface{}, aliasMap map[string]strin
 				}
 				return this, nil
 			}
-		} else if str, ok := i.(string); ok {
-			this := &PrevProperty{
-				alias:   alias,
-				unknown: []byte(str),
-			}
-			return this, nil
-		} else {
-			return nil, fmt.Errorf("could not deserialize %q property", "prev")
 		}
+		this := &PrevProperty{
+			alias:   alias,
+			unknown: i,
+		}
+		return this, nil
 	}
 	return nil, nil
 }
@@ -267,7 +264,7 @@ func (this PrevProperty) Serialize() (interface{}, error) {
 	} else if this.IsIRI() {
 		return this.iri.String(), nil
 	}
-	return string(this.unknown), nil
+	return this.unknown, nil
 }
 
 // SetCollectionPage sets the value of this property. Calling IsCollectionPage

streams/impl/activitystreams/property_preview/gen_property_preview.go

@@ -66,7 +66,7 @@ type PreviewPropertyIterator struct {
 	UpdateMember                vocab.UpdateInterface
 	VideoMember                 vocab.VideoInterface
 	ViewMember                  vocab.ViewInterface
-	unknown                     []byte
+	unknown                     interface{}
 	iri                         *url.URL
 	alias                       string
 	myIdx                       int
@@ -423,13 +423,12 @@ func deserializePreviewPropertyIterator(i interface{}, aliasMap map[string]strin
 			}
 			return this, nil
 		}
-	} else if str, ok := i.(string); ok {
-		this := &PreviewPropertyIterator{
-			alias:   alias,
-			unknown: []byte(str),
-		}
-		return this, nil
 	}
+	this := &PreviewPropertyIterator{
+		alias:   alias,
+		unknown: i,
+	}
+	return this, nil
 	return nil, fmt.Errorf("could not deserialize %q property", "preview")
 }
 
@@ -2162,7 +2161,7 @@ func (this PreviewPropertyIterator) serialize() (interface{}, error) {
 	} else if this.IsIRI() {
 		return this.iri.String(), nil
 	}
-	return string(this.unknown), nil
+	return this.unknown, nil
 }
 
 // PreviewProperty is the non-functional property "preview". It is permitted to

streams/impl/activitystreams/property_published/gen_property_published.go

@@ -13,7 +13,7 @@ import (
 type PublishedProperty struct {
 	dateTimeMember    time.Time
 	hasDateTimeMember bool
-	unknown           []byte
+	unknown           interface{}
 	iri               *url.URL
 	alias             string
 }
@@ -50,15 +50,12 @@ func DeserializePublishedProperty(m map[string]interface{}, aliasMap map[string]
 				hasDateTimeMember: true,
 			}
 			return this, nil
-		} else if str, ok := i.(string); ok {
-			this := &PublishedProperty{
-				alias:   alias,
-				unknown: []byte(str),
-			}
-			return this, nil
-		} else {
-			return nil, fmt.Errorf("could not deserialize %q property", "published")
 		}
+		this := &PublishedProperty{
+			alias:   alias,
+			unknown: i,
+		}
+		return this, nil
 	}
 	return nil, nil
 }
@@ -180,7 +177,7 @@ func (this PublishedProperty) Serialize() (interface{}, error) {
 	} else if this.IsIRI() {
 		return this.iri.String(), nil
 	}
-	return string(this.unknown), nil
+	return this.unknown, nil
 }
 
 // Set sets the value of this property. Calling IsDateTime afterwards will return

streams/impl/activitystreams/property_radius/gen_property_radius.go

@@ -12,7 +12,7 @@ import (
 type RadiusProperty struct {
 	floatMember    float64
 	hasFloatMember bool
-	unknown        []byte
+	unknown        interface{}
 	iri            *url.URL
 	alias          string
 }
@@ -49,15 +49,12 @@ func DeserializeRadiusProperty(m map[string]interface{}, aliasMap map[string]str
 				hasFloatMember: true,
 			}
 			return this, nil
-		} else if str, ok := i.(string); ok {
-			this := &RadiusProperty{
-				alias:   alias,
-				unknown: []byte(str),
-			}
-			return this, nil
-		} else {
-			return nil, fmt.Errorf("could not deserialize %q property", "radius")
 		}
+		this := &RadiusProperty{
+			alias:   alias,
+			unknown: i,
+		}
+		return this, nil
 	}
 	return nil, nil
 }
@@ -179,7 +176,7 @@ func (this RadiusProperty) Serialize() (interface{}, error) {
 	} else if this.IsIRI() {
 		return this.iri.String(), nil
 	}
-	return string(this.unknown), nil
+	return this.unknown, nil
 }
 
 // Set sets the value of this property. Calling IsFloat afterwards will return

streams/impl/activitystreams/property_rel/gen_property_rel.go

@@ -12,7 +12,7 @@ import (
 type RelPropertyIterator struct {
 	rfc5988Member    string
 	hasRfc5988Member bool
-	unknown          []byte
+	unknown          interface{}
 	iri              *url.URL
 	alias            string
 	myIdx            int
@@ -50,13 +50,12 @@ func deserializeRelPropertyIterator(i interface{}, aliasMap map[string]string) (
 			rfc5988Member:    v,
 		}
 		return this, nil
-	} else if str, ok := i.(string); ok {
-		this := &RelPropertyIterator{
-			alias:   alias,
-			unknown: []byte(str),
-		}
-		return this, nil
 	}
+	this := &RelPropertyIterator{
+		alias:   alias,
+		unknown: i,
+	}
+	return this, nil
 	return nil, fmt.Errorf("could not deserialize %q property", "rel")
 }
 
@@ -205,7 +204,7 @@ func (this RelPropertyIterator) serialize() (interface{}, error) {
 	} else if this.IsIRI() {
 		return this.iri.String(), nil
 	}
-	return string(this.unknown), nil
+	return this.unknown, nil
 }
 
 // RelProperty is the non-functional property "rel". It is permitted to have one

streams/impl/activitystreams/property_relationship/gen_property_relationship.go

@@ -64,7 +64,7 @@ type RelationshipPropertyIterator struct {
 	UpdateMember                vocab.UpdateInterface
 	VideoMember                 vocab.VideoInterface
 	ViewMember                  vocab.ViewInterface
-	unknown                     []byte
+	unknown                     interface{}
 	iri                         *url.URL
 	alias                       string
 	myIdx                       int
@@ -409,13 +409,12 @@ func deserializeRelationshipPropertyIterator(i interface{}, aliasMap map[string]
 			}
 			return this, nil
 		}
-	} else if str, ok := i.(string); ok {
-		this := &RelationshipPropertyIterator{
-			alias:   alias,
-			unknown: []byte(str),
-		}
-		return this, nil
 	}
+	this := &RelationshipPropertyIterator{
+		alias:   alias,
+		unknown: i,
+	}
+	return this, nil
 	return nil, fmt.Errorf("could not deserialize %q property", "relationship")
 }
 
@@ -2089,7 +2088,7 @@ func (this RelationshipPropertyIterator) serialize() (interface{}, error) {
 	} else if this.IsIRI() {
 		return this.iri.String(), nil
 	}
-	return string(this.unknown), nil
+	return this.unknown, nil
 }
 
 // RelationshipProperty is the non-functional property "relationship". It is

streams/impl/activitystreams/property_replies/gen_property_replies.go

@@ -16,7 +16,7 @@ type RepliesProperty struct {
 	CollectionPageMember        vocab.CollectionPageInterface
 	OrderedCollectionMember     vocab.OrderedCollectionInterface
 	OrderedCollectionPageMember vocab.OrderedCollectionPageInterface
-	unknown                     []byte
+	unknown                     interface{}
 	iri                         *url.URL
 	alias                       string
 }
@@ -72,15 +72,12 @@ func DeserializeRepliesProperty(m map[string]interface{}, aliasMap map[string]st
 				}
 				return this, nil
 			}
-		} else if str, ok := i.(string); ok {
-			this := &RepliesProperty{
-				alias:   alias,
-				unknown: []byte(str),
-			}
-			return this, nil
-		} else {
-			return nil, fmt.Errorf("could not deserialize %q property", "replies")
 		}
+		this := &RepliesProperty{
+			alias:   alias,
+			unknown: i,
+		}
+		return this, nil
 	}
 	return nil, nil
 }
@@ -270,7 +267,7 @@ func (this RepliesProperty) Serialize() (interface{}, error) {
 	} else if this.IsIRI() {
 		return this.iri.String(), nil
 	}
-	return string(this.unknown), nil
+	return this.unknown, nil
 }
 
 // SetCollection sets the value of this property. Calling IsCollection afterwards

streams/impl/activitystreams/property_result/gen_property_result.go

@@ -66,7 +66,7 @@ type ResultPropertyIterator struct {
 	UpdateMember                vocab.UpdateInterface
 	VideoMember                 vocab.VideoInterface
 	ViewMember                  vocab.ViewInterface
-	unknown                     []byte
+	unknown                     interface{}
 	iri                         *url.URL
 	alias                       string
 	myIdx                       int
@@ -423,13 +423,12 @@ func deserializeResultPropertyIterator(i interface{}, aliasMap map[string]string
 			}
 			return this, nil
 		}
-	} else if str, ok := i.(string); ok {
-		this := &ResultPropertyIterator{
-			alias:   alias,
-			unknown: []byte(str),
-		}
-		return this, nil
 	}
+	this := &ResultPropertyIterator{
+		alias:   alias,
+		unknown: i,
+	}
+	return this, nil
 	return nil, fmt.Errorf("could not deserialize %q property", "result")
 }
 
@@ -2162,7 +2161,7 @@ func (this ResultPropertyIterator) serialize() (interface{}, error) {
 	} else if this.IsIRI() {
 		return this.iri.String(), nil
 	}
-	return string(this.unknown), nil
+	return this.unknown, nil
 }
 
 // ResultProperty is the non-functional property "result". It is permitted to have

streams/impl/activitystreams/property_shares/gen_doc.go

@@ -0,0 +1,15 @@
+// Package propertyshares contains the implementation for the shares property. All
+// applications are strongly encouraged to use the interface instead of this
+// concrete definition. The interfaces allow applications to consume only the
+// types and properties needed and be independent of the go-fed implementation
+// if another alternative implementation is created. This package is
+// code-generated and subject to the same license as the go-fed tool used to
+// generate it.
+//
+// This package is independent of other types' and properties' implementations
+// by having a Manager injected into it to act as a factory for the concrete
+// implementations. The implementations have been generated into their own
+// separate subpackages for each vocabulary.
+//
+// Strongly consider using the interfaces instead of this package.
+package propertyshares

streams/impl/activitystreams/property_shares/gen_pkg.go

@@ -0,0 +1,32 @@
+package propertyshares
+
+import vocab "github.com/go-fed/activity/streams/vocab"
+
+var mgr privateManager
+
+// privateManager abstracts the code-generated manager that provides access to
+// concrete implementations.
+type privateManager interface {
+	// DeserializeCollectionActivityStreams returns the deserialization method
+	// for the "CollectionInterface" non-functional property in the
+	// vocabulary "ActivityStreams"
+	DeserializeCollectionActivityStreams() func(map[string]interface{}, map[string]string) (vocab.CollectionInterface, error)
+	// DeserializeCollectionPageActivityStreams returns the deserialization
+	// method for the "CollectionPageInterface" non-functional property in
+	// the vocabulary "ActivityStreams"
+	DeserializeCollectionPageActivityStreams() func(map[string]interface{}, map[string]string) (vocab.CollectionPageInterface, error)
+	// DeserializeOrderedCollectionActivityStreams returns the deserialization
+	// method for the "OrderedCollectionInterface" non-functional property
+	// in the vocabulary "ActivityStreams"
+	DeserializeOrderedCollectionActivityStreams() func(map[string]interface{}, map[string]string) (vocab.OrderedCollectionInterface, error)
+	// DeserializeOrderedCollectionPageActivityStreams returns the
+	// deserialization method for the "OrderedCollectionPageInterface"
+	// non-functional property in the vocabulary "ActivityStreams"
+	DeserializeOrderedCollectionPageActivityStreams() func(map[string]interface{}, map[string]string) (vocab.OrderedCollectionPageInterface, error)
+}
+
+// SetManager sets the manager package-global variable. For internal use only, do
+// not use as part of Application behavior. Must be called at golang init time.
+func SetManager(m privateManager) {
+	mgr = m
+}

streams/impl/activitystreams/property_shares/gen_property_shares.go

@@ -0,0 +1,305 @@
+package propertyshares
+
+import (
+	"fmt"
+	vocab "github.com/go-fed/activity/streams/vocab"
+	"net/url"
+)
+
+// SharesProperty is the functional property "shares". It is permitted to be one
+// of multiple value types. At most, one type of value can be present, or none
+// at all. Setting a value will clear the other types of values so that only
+// one of the 'Is' methods will return true. It is possible to clear all
+// values, so that this property is empty.
+type SharesProperty struct {
+	OrderedCollectionMember     vocab.OrderedCollectionInterface
+	CollectionMember            vocab.CollectionInterface
+	CollectionPageMember        vocab.CollectionPageInterface
+	OrderedCollectionPageMember vocab.OrderedCollectionPageInterface
+	unknown                     interface{}
+	iri                         *url.URL
+	alias                       string
+}
+
+// DeserializeSharesProperty creates a "shares" property from an interface
+// representation that has been unmarshalled from a text or binary format.
+func DeserializeSharesProperty(m map[string]interface{}, aliasMap map[string]string) (*SharesProperty, error) {
+	alias := ""
+	if a, ok := aliasMap["https://www.w3.org/TR/activitystreams-vocabulary"]; ok {
+		alias = a
+	}
+	propName := "shares"
+	if len(alias) > 0 {
+		// Use alias both to find the property, and set within the property.
+		propName = fmt.Sprintf("%s:%s", alias, "shares")
+	}
+	if i, ok := m[propName]; ok {
+		if s, ok := i.(string); ok {
+			u, err := url.Parse(s)
+			// If error exists, don't error out -- skip this and treat as unknown string ([]byte) at worst
+			// Also, if no scheme exists, don't treat it as a URL -- net/url is greedy
+			if err == nil && len(u.Scheme) > 0 {
+				this := &SharesProperty{
+					alias: alias,
+					iri:   u,
+				}
+				return this, nil
+			}
+		}
+		if m, ok := i.(map[string]interface{}); ok {
+			if v, err := mgr.DeserializeOrderedCollectionActivityStreams()(m, aliasMap); err == nil {
+				this := &SharesProperty{
+					OrderedCollectionMember: v,
+					alias:                   alias,
+				}
+				return this, nil
+			} else if v, err := mgr.DeserializeCollectionActivityStreams()(m, aliasMap); err == nil {
+				this := &SharesProperty{
+					CollectionMember: v,
+					alias:            alias,
+				}
+				return this, nil
+			} else if v, err := mgr.DeserializeCollectionPageActivityStreams()(m, aliasMap); err == nil {
+				this := &SharesProperty{
+					CollectionPageMember: v,
+					alias:                alias,
+				}
+				return this, nil
+			} else if v, err := mgr.DeserializeOrderedCollectionPageActivityStreams()(m, aliasMap); err == nil {
+				this := &SharesProperty{
+					OrderedCollectionPageMember: v,
+					alias:                       alias,
+				}
+				return this, nil
+			}
+		}
+		this := &SharesProperty{
+			alias:   alias,
+			unknown: i,
+		}
+		return this, nil
+	}
+	return nil, nil
+}
+
+// NewSharesProperty creates a new shares property.
+func NewSharesProperty() *SharesProperty {
+	return &SharesProperty{alias: ""}
+}
+
+// Clear ensures no value of this property is set. Calling HasAny or any of the
+// 'Is' methods afterwards will return false.
+func (this *SharesProperty) Clear() {
+	this.OrderedCollectionMember = nil
+	this.CollectionMember = nil
+	this.CollectionPageMember = nil
+	this.OrderedCollectionPageMember = nil
+	this.unknown = nil
+	this.iri = nil
+}
+
+// GetCollection returns the value of this property. When IsCollection returns
+// false, GetCollection will return an arbitrary value.
+func (this SharesProperty) GetCollection() vocab.CollectionInterface {
+	return this.CollectionMember
+}
+
+// GetCollectionPage returns the value of this property. When IsCollectionPage
+// returns false, GetCollectionPage will return an arbitrary value.
+func (this SharesProperty) GetCollectionPage() vocab.CollectionPageInterface {
+	return this.CollectionPageMember
+}
+
+// GetIRI returns the IRI of this property. When IsIRI returns false, GetIRI will
+// return an arbitrary value.
+func (this SharesProperty) GetIRI() *url.URL {
+	return this.iri
+}
+
+// GetOrderedCollection returns the value of this property. When
+// IsOrderedCollection returns false, GetOrderedCollection will return an
+// arbitrary value.
+func (this SharesProperty) GetOrderedCollection() vocab.OrderedCollectionInterface {
+	return this.OrderedCollectionMember
+}
+
+// GetOrderedCollectionPage returns the value of this property. When
+// IsOrderedCollectionPage returns false, GetOrderedCollectionPage will return
+// an arbitrary value.
+func (this SharesProperty) GetOrderedCollectionPage() vocab.OrderedCollectionPageInterface {
+	return this.OrderedCollectionPageMember
+}
+
+// HasAny returns true if any of the different values is set.
+func (this SharesProperty) HasAny() bool {
+	return this.IsOrderedCollection() ||
+		this.IsCollection() ||
+		this.IsCollectionPage() ||
+		this.IsOrderedCollectionPage() ||
+		this.iri != nil
+}
+
+// IsCollection returns true if this property has a type of "Collection". When
+// true, use the GetCollection and SetCollection methods to access and set
+// this property.
+func (this SharesProperty) IsCollection() bool {
+	return this.CollectionMember != nil
+}
+
+// IsCollectionPage returns true if this property has a type of "CollectionPage".
+// When true, use the GetCollectionPage and SetCollectionPage methods to
+// access and set this property.
+func (this SharesProperty) IsCollectionPage() bool {
+	return this.CollectionPageMember != nil
+}
+
+// IsIRI returns true if this property is an IRI. When true, use GetIRI and SetIRI
+// to access and set this property
+func (this SharesProperty) IsIRI() bool {
+	return this.iri != nil
+}
+
+// IsOrderedCollection returns true if this property has a type of
+// "OrderedCollection". When true, use the GetOrderedCollection and
+// SetOrderedCollection methods to access and set this property.
+func (this SharesProperty) IsOrderedCollection() bool {
+	return this.OrderedCollectionMember != nil
+}
+
+// IsOrderedCollectionPage returns true if this property has a type of
+// "OrderedCollectionPage". When true, use the GetOrderedCollectionPage and
+// SetOrderedCollectionPage methods to access and set this property.
+func (this SharesProperty) IsOrderedCollectionPage() bool {
+	return this.OrderedCollectionPageMember != nil
+}
+
+// JSONLDContext returns the JSONLD URIs required in the context string for this
+// property and the specific values that are set. The value in the map is the
+// alias used to import the property's value or values.
+func (this SharesProperty) JSONLDContext() map[string]string {
+	m := map[string]string{"https://www.w3.org/TR/activitystreams-vocabulary": this.alias}
+	var child map[string]string
+	if this.IsOrderedCollection() {
+		child = this.GetOrderedCollection().JSONLDContext()
+	} else if this.IsCollection() {
+		child = this.GetCollection().JSONLDContext()
+	} else if this.IsCollectionPage() {
+		child = this.GetCollectionPage().JSONLDContext()
+	} else if this.IsOrderedCollectionPage() {
+		child = this.GetOrderedCollectionPage().JSONLDContext()
+	}
+	/*
+	   Since the literal maps in this function are determined at
+	   code-generation time, this loop should not overwrite an existing key with a
+	   new value.
+	*/
+	for k, v := range child {
+		m[k] = v
+	}
+	return m
+}
+
+// KindIndex computes an arbitrary value for indexing this kind of value. This is
+// a leaky API detail only for folks looking to replace the go-fed
+// implementation. Applications should not use this method.
+func (this SharesProperty) KindIndex() int {
+	if this.IsOrderedCollection() {
+		return 0
+	}
+	if this.IsCollection() {
+		return 1
+	}
+	if this.IsCollectionPage() {
+		return 2
+	}
+	if this.IsOrderedCollectionPage() {
+		return 3
+	}
+	if this.IsIRI() {
+		return -2
+	}
+	return -1
+}
+
+// LessThan compares two instances of this property with an arbitrary but stable
+// comparison. Applications should not use this because it is only meant to
+// help alternative implementations to go-fed to be able to normalize
+// nonfunctional properties.
+func (this SharesProperty) LessThan(o vocab.SharesPropertyInterface) bool {
+	idx1 := this.KindIndex()
+	idx2 := o.KindIndex()
+	if idx1 < idx2 {
+		return true
+	} else if idx1 > idx2 {
+		return false
+	} else if this.IsOrderedCollection() {
+		return this.GetOrderedCollection().LessThan(o.GetOrderedCollection())
+	} else if this.IsCollection() {
+		return this.GetCollection().LessThan(o.GetCollection())
+	} else if this.IsCollectionPage() {
+		return this.GetCollectionPage().LessThan(o.GetCollectionPage())
+	} else if this.IsOrderedCollectionPage() {
+		return this.GetOrderedCollectionPage().LessThan(o.GetOrderedCollectionPage())
+	} else if this.IsIRI() {
+		return this.iri.String() < o.GetIRI().String()
+	}
+	return false
+}
+
+// Name returns the name of this property: "shares".
+func (this SharesProperty) Name() string {
+	return "shares"
+}
+
+// Serialize converts this into an interface representation suitable for
+// marshalling into a text or binary format. Applications should not need this
+// function as most typical use cases serialize types instead of individual
+// properties. It is exposed for alternatives to go-fed implementations to use.
+func (this SharesProperty) Serialize() (interface{}, error) {
+	if this.IsOrderedCollection() {
+		return this.GetOrderedCollection().Serialize()
+	} else if this.IsCollection() {
+		return this.GetCollection().Serialize()
+	} else if this.IsCollectionPage() {
+		return this.GetCollectionPage().Serialize()
+	} else if this.IsOrderedCollectionPage() {
+		return this.GetOrderedCollectionPage().Serialize()
+	} else if this.IsIRI() {
+		return this.iri.String(), nil
+	}
+	return this.unknown, nil
+}
+
+// SetCollection sets the value of this property. Calling IsCollection afterwards
+// returns true.
+func (this *SharesProperty) SetCollection(v vocab.CollectionInterface) {
+	this.Clear()
+	this.CollectionMember = v
+}
+
+// SetCollectionPage sets the value of this property. Calling IsCollectionPage
+// afterwards returns true.
+func (this *SharesProperty) SetCollectionPage(v vocab.CollectionPageInterface) {
+	this.Clear()
+	this.CollectionPageMember = v
+}
+
+// SetIRI sets the value of this property. Calling IsIRI afterwards returns true.
+func (this *SharesProperty) SetIRI(v *url.URL) {
+	this.Clear()
+	this.iri = v
+}
+
+// SetOrderedCollection sets the value of this property. Calling
+// IsOrderedCollection afterwards returns true.
+func (this *SharesProperty) SetOrderedCollection(v vocab.OrderedCollectionInterface) {
+	this.Clear()
+	this.OrderedCollectionMember = v
+}
+
+// SetOrderedCollectionPage sets the value of this property. Calling
+// IsOrderedCollectionPage afterwards returns true.
+func (this *SharesProperty) SetOrderedCollectionPage(v vocab.OrderedCollectionPageInterface) {
+	this.Clear()
+	this.OrderedCollectionPageMember = v
+}

streams/impl/activitystreams/property_startindex/gen_property_startIndex.go

@@ -12,7 +12,7 @@ import (
 type StartIndexProperty struct {
 	nonNegativeIntegerMember    int
 	hasNonNegativeIntegerMember bool
-	unknown                     []byte
+	unknown                     interface{}
 	iri                         *url.URL
 	alias                       string
 }
@@ -49,15 +49,12 @@ func DeserializeStartIndexProperty(m map[string]interface{}, aliasMap map[string
 				nonNegativeIntegerMember:    v,
 			}
 			return this, nil
-		} else if str, ok := i.(string); ok {
-			this := &StartIndexProperty{
-				alias:   alias,
-				unknown: []byte(str),
-			}
-			return this, nil
-		} else {
-			return nil, fmt.Errorf("could not deserialize %q property", "startIndex")
 		}
+		this := &StartIndexProperty{
+			alias:   alias,
+			unknown: i,
+		}
+		return this, nil
 	}
 	return nil, nil
 }
@@ -179,7 +176,7 @@ func (this StartIndexProperty) Serialize() (interface{}, error) {
 	} else if this.IsIRI() {
 		return this.iri.String(), nil
 	}
-	return string(this.unknown), nil
+	return this.unknown, nil
 }
 
 // Set sets the value of this property. Calling IsNonNegativeInteger afterwards

streams/impl/activitystreams/property_starttime/gen_property_startTime.go

@@ -13,7 +13,7 @@ import (
 type StartTimeProperty struct {
 	dateTimeMember    time.Time
 	hasDateTimeMember bool
-	unknown           []byte
+	unknown           interface{}
 	iri               *url.URL
 	alias             string
 }
@@ -50,15 +50,12 @@ func DeserializeStartTimeProperty(m map[string]interface{}, aliasMap map[string]
 				hasDateTimeMember: true,
 			}
 			return this, nil
-		} else if str, ok := i.(string); ok {
-			this := &StartTimeProperty{
-				alias:   alias,
-				unknown: []byte(str),
-			}
-			return this, nil
-		} else {
-			return nil, fmt.Errorf("could not deserialize %q property", "startTime")
 		}
+		this := &StartTimeProperty{
+			alias:   alias,
+			unknown: i,
+		}
+		return this, nil
 	}
 	return nil, nil
 }
@@ -180,7 +177,7 @@ func (this StartTimeProperty) Serialize() (interface{}, error) {
 	} else if this.IsIRI() {
 		return this.iri.String(), nil
 	}
-	return string(this.unknown), nil
+	return this.unknown, nil
 }
 
 // Set sets the value of this property. Calling IsDateTime afterwards will return

streams/impl/activitystreams/property_streams/gen_doc.go

@@ -0,0 +1,15 @@
+// Package propertystreams contains the implementation for the streams property.
+// All applications are strongly encouraged to use the interface instead of
+// this concrete definition. The interfaces allow applications to consume only
+// the types and properties needed and be independent of the go-fed
+// implementation if another alternative implementation is created. This
+// package is code-generated and subject to the same license as the go-fed
+// tool used to generate it.
+//
+// This package is independent of other types' and properties' implementations
+// by having a Manager injected into it to act as a factory for the concrete
+// implementations. The implementations have been generated into their own
+// separate subpackages for each vocabulary.
+//
+// Strongly consider using the interfaces instead of this package.
+package propertystreams

streams/impl/activitystreams/property_streams/gen_pkg.go

@@ -0,0 +1,32 @@
+package propertystreams
+
+import vocab "github.com/go-fed/activity/streams/vocab"
+
+var mgr privateManager
+
+// privateManager abstracts the code-generated manager that provides access to
+// concrete implementations.
+type privateManager interface {
+	// DeserializeCollectionActivityStreams returns the deserialization method
+	// for the "CollectionInterface" non-functional property in the
+	// vocabulary "ActivityStreams"
+	DeserializeCollectionActivityStreams() func(map[string]interface{}, map[string]string) (vocab.CollectionInterface, error)
+	// DeserializeCollectionPageActivityStreams returns the deserialization
+	// method for the "CollectionPageInterface" non-functional property in
+	// the vocabulary "ActivityStreams"
+	DeserializeCollectionPageActivityStreams() func(map[string]interface{}, map[string]string) (vocab.CollectionPageInterface, error)
+	// DeserializeOrderedCollectionActivityStreams returns the deserialization
+	// method for the "OrderedCollectionInterface" non-functional property
+	// in the vocabulary "ActivityStreams"
+	DeserializeOrderedCollectionActivityStreams() func(map[string]interface{}, map[string]string) (vocab.OrderedCollectionInterface, error)
+	// DeserializeOrderedCollectionPageActivityStreams returns the
+	// deserialization method for the "OrderedCollectionPageInterface"
+	// non-functional property in the vocabulary "ActivityStreams"
+	DeserializeOrderedCollectionPageActivityStreams() func(map[string]interface{}, map[string]string) (vocab.OrderedCollectionPageInterface, error)
+}
+
+// SetManager sets the manager package-global variable. For internal use only, do
+// not use as part of Application behavior. Must be called at golang init time.
+func SetManager(m privateManager) {
+	mgr = m
+}

streams/impl/activitystreams/property_streams/gen_property_streams.go

@@ -0,0 +1,720 @@
+package propertystreams
+
+import (
+	"fmt"
+	vocab "github.com/go-fed/activity/streams/vocab"
+	"net/url"
+)
+
+// StreamsPropertyIterator is an iterator for a property. It is permitted to be
+// one of multiple value types. At most, one type of value can be present, or
+// none at all. Setting a value will clear the other types of values so that
+// only one of the 'Is' methods will return true. It is possible to clear all
+// values, so that this property is empty.
+type StreamsPropertyIterator struct {
+	OrderedCollectionMember     vocab.OrderedCollectionInterface
+	CollectionMember            vocab.CollectionInterface
+	CollectionPageMember        vocab.CollectionPageInterface
+	OrderedCollectionPageMember vocab.OrderedCollectionPageInterface
+	unknown                     interface{}
+	iri                         *url.URL
+	alias                       string
+	myIdx                       int
+	parent                      vocab.StreamsPropertyInterface
+}
+
+// NewStreamsPropertyIterator creates a new streams property.
+func NewStreamsPropertyIterator() *StreamsPropertyIterator {
+	return &StreamsPropertyIterator{alias: ""}
+}
+
+// deserializeStreamsPropertyIterator creates an iterator from an element that has
+// been unmarshalled from a text or binary format.
+func deserializeStreamsPropertyIterator(i interface{}, aliasMap map[string]string) (*StreamsPropertyIterator, error) {
+	alias := ""
+	if a, ok := aliasMap["https://www.w3.org/TR/activitystreams-vocabulary"]; ok {
+		alias = a
+	}
+	if s, ok := i.(string); ok {
+		u, err := url.Parse(s)
+		// If error exists, don't error out -- skip this and treat as unknown string ([]byte) at worst
+		// Also, if no scheme exists, don't treat it as a URL -- net/url is greedy
+		if err == nil && len(u.Scheme) > 0 {
+			this := &StreamsPropertyIterator{
+				alias: alias,
+				iri:   u,
+			}
+			return this, nil
+		}
+	}
+	if m, ok := i.(map[string]interface{}); ok {
+		if v, err := mgr.DeserializeOrderedCollectionActivityStreams()(m, aliasMap); err == nil {
+			this := &StreamsPropertyIterator{
+				OrderedCollectionMember: v,
+				alias:                   alias,
+			}
+			return this, nil
+		} else if v, err := mgr.DeserializeCollectionActivityStreams()(m, aliasMap); err == nil {
+			this := &StreamsPropertyIterator{
+				CollectionMember: v,
+				alias:            alias,
+			}
+			return this, nil
+		} else if v, err := mgr.DeserializeCollectionPageActivityStreams()(m, aliasMap); err == nil {
+			this := &StreamsPropertyIterator{
+				CollectionPageMember: v,
+				alias:                alias,
+			}
+			return this, nil
+		} else if v, err := mgr.DeserializeOrderedCollectionPageActivityStreams()(m, aliasMap); err == nil {
+			this := &StreamsPropertyIterator{
+				OrderedCollectionPageMember: v,
+				alias:                       alias,
+			}
+			return this, nil
+		}
+	}
+	this := &StreamsPropertyIterator{
+		alias:   alias,
+		unknown: i,
+	}
+	return this, nil
+	return nil, fmt.Errorf("could not deserialize %q property", "streams")
+}
+
+// GetCollection returns the value of this property. When IsCollection returns
+// false, GetCollection will return an arbitrary value.
+func (this StreamsPropertyIterator) GetCollection() vocab.CollectionInterface {
+	return this.CollectionMember
+}
+
+// GetCollectionPage returns the value of this property. When IsCollectionPage
+// returns false, GetCollectionPage will return an arbitrary value.
+func (this StreamsPropertyIterator) GetCollectionPage() vocab.CollectionPageInterface {
+	return this.CollectionPageMember
+}
+
+// GetIRI returns the IRI of this property. When IsIRI returns false, GetIRI will
+// return an arbitrary value.
+func (this StreamsPropertyIterator) GetIRI() *url.URL {
+	return this.iri
+}
+
+// GetOrderedCollection returns the value of this property. When
+// IsOrderedCollection returns false, GetOrderedCollection will return an
+// arbitrary value.
+func (this StreamsPropertyIterator) GetOrderedCollection() vocab.OrderedCollectionInterface {
+	return this.OrderedCollectionMember
+}
+
+// GetOrderedCollectionPage returns the value of this property. When
+// IsOrderedCollectionPage returns false, GetOrderedCollectionPage will return
+// an arbitrary value.
+func (this StreamsPropertyIterator) GetOrderedCollectionPage() vocab.OrderedCollectionPageInterface {
+	return this.OrderedCollectionPageMember
+}
+
+// HasAny returns true if any of the different values is set.
+func (this StreamsPropertyIterator) HasAny() bool {
+	return this.IsOrderedCollection() ||
+		this.IsCollection() ||
+		this.IsCollectionPage() ||
+		this.IsOrderedCollectionPage() ||
+		this.iri != nil
+}
+
+// IsCollection returns true if this property has a type of "Collection". When
+// true, use the GetCollection and SetCollection methods to access and set
+// this property.
+func (this StreamsPropertyIterator) IsCollection() bool {
+	return this.CollectionMember != nil
+}
+
+// IsCollectionPage returns true if this property has a type of "CollectionPage".
+// When true, use the GetCollectionPage and SetCollectionPage methods to
+// access and set this property.
+func (this StreamsPropertyIterator) IsCollectionPage() bool {
+	return this.CollectionPageMember != nil
+}
+
+// IsIRI returns true if this property is an IRI. When true, use GetIRI and SetIRI
+// to access and set this property
+func (this StreamsPropertyIterator) IsIRI() bool {
+	return this.iri != nil
+}
+
+// IsOrderedCollection returns true if this property has a type of
+// "OrderedCollection". When true, use the GetOrderedCollection and
+// SetOrderedCollection methods to access and set this property.
+func (this StreamsPropertyIterator) IsOrderedCollection() bool {
+	return this.OrderedCollectionMember != nil
+}
+
+// IsOrderedCollectionPage returns true if this property has a type of
+// "OrderedCollectionPage". When true, use the GetOrderedCollectionPage and
+// SetOrderedCollectionPage methods to access and set this property.
+func (this StreamsPropertyIterator) IsOrderedCollectionPage() bool {
+	return this.OrderedCollectionPageMember != nil
+}
+
+// JSONLDContext returns the JSONLD URIs required in the context string for this
+// property and the specific values that are set. The value in the map is the
+// alias used to import the property's value or values.
+func (this StreamsPropertyIterator) JSONLDContext() map[string]string {
+	m := map[string]string{"https://www.w3.org/TR/activitystreams-vocabulary": this.alias}
+	var child map[string]string
+	if this.IsOrderedCollection() {
+		child = this.GetOrderedCollection().JSONLDContext()
+	} else if this.IsCollection() {
+		child = this.GetCollection().JSONLDContext()
+	} else if this.IsCollectionPage() {
+		child = this.GetCollectionPage().JSONLDContext()
+	} else if this.IsOrderedCollectionPage() {
+		child = this.GetOrderedCollectionPage().JSONLDContext()
+	}
+	/*
+	   Since the literal maps in this function are determined at
+	   code-generation time, this loop should not overwrite an existing key with a
+	   new value.
+	*/
+	for k, v := range child {
+		m[k] = v
+	}
+	return m
+}
+
+// KindIndex computes an arbitrary value for indexing this kind of value. This is
+// a leaky API detail only for folks looking to replace the go-fed
+// implementation. Applications should not use this method.
+func (this StreamsPropertyIterator) KindIndex() int {
+	if this.IsOrderedCollection() {
+		return 0
+	}
+	if this.IsCollection() {
+		return 1
+	}
+	if this.IsCollectionPage() {
+		return 2
+	}
+	if this.IsOrderedCollectionPage() {
+		return 3
+	}
+	if this.IsIRI() {
+		return -2
+	}
+	return -1
+}
+
+// LessThan compares two instances of this property with an arbitrary but stable
+// comparison. Applications should not use this because it is only meant to
+// help alternative implementations to go-fed to be able to normalize
+// nonfunctional properties.
+func (this StreamsPropertyIterator) LessThan(o vocab.StreamsPropertyIteratorInterface) bool {
+	idx1 := this.KindIndex()
+	idx2 := o.KindIndex()
+	if idx1 < idx2 {
+		return true
+	} else if idx1 > idx2 {
+		return false
+	} else if this.IsOrderedCollection() {
+		return this.GetOrderedCollection().LessThan(o.GetOrderedCollection())
+	} else if this.IsCollection() {
+		return this.GetCollection().LessThan(o.GetCollection())
+	} else if this.IsCollectionPage() {
+		return this.GetCollectionPage().LessThan(o.GetCollectionPage())
+	} else if this.IsOrderedCollectionPage() {
+		return this.GetOrderedCollectionPage().LessThan(o.GetOrderedCollectionPage())
+	} else if this.IsIRI() {
+		return this.iri.String() < o.GetIRI().String()
+	}
+	return false
+}
+
+// Name returns the name of this property: "streams".
+func (this StreamsPropertyIterator) Name() string {
+	return "streams"
+}
+
+// Next returns the next iterator, or nil if there is no next iterator.
+func (this StreamsPropertyIterator) Next() vocab.StreamsPropertyIteratorInterface {
+	if this.myIdx+1 >= this.parent.Len() {
+		return nil
+	} else {
+		return this.parent.At(this.myIdx + 1)
+	}
+}
+
+// Prev returns the previous iterator, or nil if there is no previous iterator.
+func (this StreamsPropertyIterator) Prev() vocab.StreamsPropertyIteratorInterface {
+	if this.myIdx-1 < 0 {
+		return nil
+	} else {
+		return this.parent.At(this.myIdx - 1)
+	}
+}
+
+// SetCollection sets the value of this property. Calling IsCollection afterwards
+// returns true.
+func (this *StreamsPropertyIterator) SetCollection(v vocab.CollectionInterface) {
+	this.clear()
+	this.CollectionMember = v
+}
+
+// SetCollectionPage sets the value of this property. Calling IsCollectionPage
+// afterwards returns true.
+func (this *StreamsPropertyIterator) SetCollectionPage(v vocab.CollectionPageInterface) {
+	this.clear()
+	this.CollectionPageMember = v
+}
+
+// SetIRI sets the value of this property. Calling IsIRI afterwards returns true.
+func (this *StreamsPropertyIterator) SetIRI(v *url.URL) {
+	this.clear()
+	this.iri = v
+}
+
+// SetOrderedCollection sets the value of this property. Calling
+// IsOrderedCollection afterwards returns true.
+func (this *StreamsPropertyIterator) SetOrderedCollection(v vocab.OrderedCollectionInterface) {
+	this.clear()
+	this.OrderedCollectionMember = v
+}
+
+// SetOrderedCollectionPage sets the value of this property. Calling
+// IsOrderedCollectionPage afterwards returns true.
+func (this *StreamsPropertyIterator) SetOrderedCollectionPage(v vocab.OrderedCollectionPageInterface) {
+	this.clear()
+	this.OrderedCollectionPageMember = v
+}
+
+// clear ensures no value of this property is set. Calling HasAny or any of the
+// 'Is' methods afterwards will return false.
+func (this *StreamsPropertyIterator) clear() {
+	this.OrderedCollectionMember = nil
+	this.CollectionMember = nil
+	this.CollectionPageMember = nil
+	this.OrderedCollectionPageMember = nil
+	this.unknown = nil
+	this.iri = nil
+}
+
+// serialize converts this into an interface representation suitable for
+// marshalling into a text or binary format. Applications should not need this
+// function as most typical use cases serialize types instead of individual
+// properties. It is exposed for alternatives to go-fed implementations to use.
+func (this StreamsPropertyIterator) serialize() (interface{}, error) {
+	if this.IsOrderedCollection() {
+		return this.GetOrderedCollection().Serialize()
+	} else if this.IsCollection() {
+		return this.GetCollection().Serialize()
+	} else if this.IsCollectionPage() {
+		return this.GetCollectionPage().Serialize()
+	} else if this.IsOrderedCollectionPage() {
+		return this.GetOrderedCollectionPage().Serialize()
+	} else if this.IsIRI() {
+		return this.iri.String(), nil
+	}
+	return this.unknown, nil
+}
+
+// StreamsProperty is the non-functional property "streams". It is permitted to
+// have one or more values, and of different value types.
+type StreamsProperty struct {
+	properties []*StreamsPropertyIterator
+	alias      string
+}
+
+// DeserializeStreamsProperty creates a "streams" property from an interface
+// representation that has been unmarshalled from a text or binary format.
+func DeserializeStreamsProperty(m map[string]interface{}, aliasMap map[string]string) (vocab.StreamsPropertyInterface, error) {
+	alias := ""
+	if a, ok := aliasMap["https://www.w3.org/TR/activitystreams-vocabulary"]; ok {
+		alias = a
+	}
+	propName := "streams"
+	if len(alias) > 0 {
+		propName = fmt.Sprintf("%s:%s", alias, "streams")
+	}
+	if i, ok := m[propName]; ok {
+		this := &StreamsProperty{
+			alias:      alias,
+			properties: []*StreamsPropertyIterator{},
+		}
+		if list, ok := i.([]interface{}); ok {
+			for _, iterator := range list {
+				if p, err := deserializeStreamsPropertyIterator(iterator, aliasMap); err != nil {
+					return this, err
+				} else if p != nil {
+					this.properties = append(this.properties, p)
+				}
+			}
+		} else {
+			if p, err := deserializeStreamsPropertyIterator(i, aliasMap); err != nil {
+				return this, err
+			} else if p != nil {
+				this.properties = append(this.properties, p)
+			}
+		}
+		// Set up the properties for iteration.
+		for idx, ele := range this.properties {
+			ele.parent = this
+			ele.myIdx = idx
+		}
+		return this, nil
+	}
+	return nil, nil
+}
+
+// NewStreamsProperty creates a new streams property.
+func NewStreamsProperty() *StreamsProperty {
+	return &StreamsProperty{alias: ""}
+}
+
+// AppendCollection appends a Collection value to the back of a list of the
+// property "streams". Invalidates iterators that are traversing using Prev.
+func (this *StreamsProperty) AppendCollection(v vocab.CollectionInterface) {
+	this.properties = append(this.properties, &StreamsPropertyIterator{
+		CollectionMember: v,
+		alias:            this.alias,
+		myIdx:            this.Len(),
+		parent:           this,
+	})
+}
+
+// AppendCollectionPage appends a CollectionPage value to the back of a list of
+// the property "streams". Invalidates iterators that are traversing using
+// Prev.
+func (this *StreamsProperty) AppendCollectionPage(v vocab.CollectionPageInterface) {
+	this.properties = append(this.properties, &StreamsPropertyIterator{
+		CollectionPageMember: v,
+		alias:                this.alias,
+		myIdx:                this.Len(),
+		parent:               this,
+	})
+}
+
+// AppendIRI appends an IRI value to the back of a list of the property "streams"
+func (this *StreamsProperty) AppendIRI(v *url.URL) {
+	this.properties = append(this.properties, &StreamsPropertyIterator{
+		alias:  this.alias,
+		iri:    v,
+		myIdx:  this.Len(),
+		parent: this,
+	})
+}
+
+// AppendOrderedCollection appends a OrderedCollection value to the back of a list
+// of the property "streams". Invalidates iterators that are traversing using
+// Prev.
+func (this *StreamsProperty) AppendOrderedCollection(v vocab.OrderedCollectionInterface) {
+	this.properties = append(this.properties, &StreamsPropertyIterator{
+		OrderedCollectionMember: v,
+		alias:                   this.alias,
+		myIdx:                   this.Len(),
+		parent:                  this,
+	})
+}
+
+// AppendOrderedCollectionPage appends a OrderedCollectionPage value to the back
+// of a list of the property "streams". Invalidates iterators that are
+// traversing using Prev.
+func (this *StreamsProperty) AppendOrderedCollectionPage(v vocab.OrderedCollectionPageInterface) {
+	this.properties = append(this.properties, &StreamsPropertyIterator{
+		OrderedCollectionPageMember: v,
+		alias:                       this.alias,
+		myIdx:                       this.Len(),
+		parent:                      this,
+	})
+}
+
+// At returns the property value for the specified index. Panics if the index is
+// out of bounds.
+func (this StreamsProperty) At(index int) vocab.StreamsPropertyIteratorInterface {
+	return this.properties[index]
+}
+
+// Begin returns the first iterator, or nil if empty. Can be used with the
+// iterator's Next method and this property's End method to iterate from front
+// to back through all values.
+func (this StreamsProperty) Begin() vocab.StreamsPropertyIteratorInterface {
+	if this.Empty() {
+		return nil
+	} else {
+		return this.properties[0]
+	}
+}
+
+// Empty returns returns true if there are no elements.
+func (this StreamsProperty) Empty() bool {
+	return this.Len() == 0
+}
+
+// End returns beyond-the-last iterator, which is nil. Can be used with the
+// iterator's Next method and this property's Begin method to iterate from
+// front to back through all values.
+func (this StreamsProperty) End() vocab.StreamsPropertyIteratorInterface {
+	return nil
+}
+
+// JSONLDContext returns the JSONLD URIs required in the context string for this
+// property and the specific values that are set. The value in the map is the
+// alias used to import the property's value or values.
+func (this StreamsProperty) JSONLDContext() map[string]string {
+	m := map[string]string{"https://www.w3.org/TR/activitystreams-vocabulary": this.alias}
+	for _, elem := range this.properties {
+		child := elem.JSONLDContext()
+		/*
+		   Since the literal maps in this function are determined at
+		   code-generation time, this loop should not overwrite an existing key with a
+		   new value.
+		*/
+		for k, v := range child {
+			m[k] = v
+		}
+	}
+	return m
+}
+
+// KindIndex computes an arbitrary value for indexing this kind of value. This is
+// a leaky API method specifically needed only for alternate implementations
+// for go-fed. Applications should not use this method. Panics if the index is
+// out of bounds.
+func (this StreamsProperty) KindIndex(idx int) int {
+	return this.properties[idx].KindIndex()
+}
+
+// Len returns the number of values that exist for the "streams" property.
+func (this StreamsProperty) Len() (length int) {
+	return len(this.properties)
+}
+
+// Less computes whether another property is less than this one. Mixing types
+// results in a consistent but arbitrary ordering
+func (this StreamsProperty) Less(i, j int) bool {
+	idx1 := this.KindIndex(i)
+	idx2 := this.KindIndex(j)
+	if idx1 < idx2 {
+		return true
+	} else if idx1 == idx2 {
+		if idx1 == 0 {
+			lhs := this.properties[i].GetOrderedCollection()
+			rhs := this.properties[j].GetOrderedCollection()
+			return lhs.LessThan(rhs)
+		} else if idx1 == 1 {
+			lhs := this.properties[i].GetCollection()
+			rhs := this.properties[j].GetCollection()
+			return lhs.LessThan(rhs)
+		} else if idx1 == 2 {
+			lhs := this.properties[i].GetCollectionPage()
+			rhs := this.properties[j].GetCollectionPage()
+			return lhs.LessThan(rhs)
+		} else if idx1 == 3 {
+			lhs := this.properties[i].GetOrderedCollectionPage()
+			rhs := this.properties[j].GetOrderedCollectionPage()
+			return lhs.LessThan(rhs)
+		} else if idx1 == -2 {
+			lhs := this.properties[i].GetIRI()
+			rhs := this.properties[j].GetIRI()
+			return lhs.String() < rhs.String()
+		}
+	}
+	return false
+}
+
+// LessThan compares two instances of this property with an arbitrary but stable
+// comparison. Applications should not use this because it is only meant to
+// help alternative implementations to go-fed to be able to normalize
+// nonfunctional properties.
+func (this StreamsProperty) LessThan(o vocab.StreamsPropertyInterface) bool {
+	l1 := this.Len()
+	l2 := o.Len()
+	l := l1
+	if l2 < l1 {
+		l = l2
+	}
+	for i := 0; i < l; i++ {
+		if this.properties[i].LessThan(o.At(i)) {
+			return true
+		} else if o.At(i).LessThan(this.properties[i]) {
+			return false
+		}
+	}
+	return l1 < l2
+}
+
+// Name returns the name of this property: "streams".
+func (this StreamsProperty) Name() string {
+	return "streams"
+}
+
+// PrependCollection prepends a Collection value to the front of a list of the
+// property "streams". Invalidates all iterators.
+func (this *StreamsProperty) PrependCollection(v vocab.CollectionInterface) {
+	this.properties = append([]*StreamsPropertyIterator{{
+		CollectionMember: v,
+		alias:            this.alias,
+		myIdx:            0,
+		parent:           this,
+	}}, this.properties...)
+	for i := 1; i < this.Len(); i++ {
+		(this.properties)[i].myIdx = i
+	}
+}
+
+// PrependCollectionPage prepends a CollectionPage value to the front of a list of
+// the property "streams". Invalidates all iterators.
+func (this *StreamsProperty) PrependCollectionPage(v vocab.CollectionPageInterface) {
+	this.properties = append([]*StreamsPropertyIterator{{
+		CollectionPageMember: v,
+		alias:                this.alias,
+		myIdx:                0,
+		parent:               this,
+	}}, this.properties...)
+	for i := 1; i < this.Len(); i++ {
+		(this.properties)[i].myIdx = i
+	}
+}
+
+// PrependIRI prepends an IRI value to the front of a list of the property
+// "streams".
+func (this *StreamsProperty) PrependIRI(v *url.URL) {
+	this.properties = append([]*StreamsPropertyIterator{{
+		alias:  this.alias,
+		iri:    v,
+		myIdx:  0,
+		parent: this,
+	}}, this.properties...)
+	for i := 1; i < this.Len(); i++ {
+		(this.properties)[i].myIdx = i
+	}
+}
+
+// PrependOrderedCollection prepends a OrderedCollection value to the front of a
+// list of the property "streams". Invalidates all iterators.
+func (this *StreamsProperty) PrependOrderedCollection(v vocab.OrderedCollectionInterface) {
+	this.properties = append([]*StreamsPropertyIterator{{
+		OrderedCollectionMember: v,
+		alias:                   this.alias,
+		myIdx:                   0,
+		parent:                  this,
+	}}, this.properties...)
+	for i := 1; i < this.Len(); i++ {
+		(this.properties)[i].myIdx = i
+	}
+}
+
+// PrependOrderedCollectionPage prepends a OrderedCollectionPage value to the
+// front of a list of the property "streams". Invalidates all iterators.
+func (this *StreamsProperty) PrependOrderedCollectionPage(v vocab.OrderedCollectionPageInterface) {
+	this.properties = append([]*StreamsPropertyIterator{{
+		OrderedCollectionPageMember: v,
+		alias:                       this.alias,
+		myIdx:                       0,
+		parent:                      this,
+	}}, this.properties...)
+	for i := 1; i < this.Len(); i++ {
+		(this.properties)[i].myIdx = i
+	}
+}
+
+// Remove deletes an element at the specified index from a list of the property
+// "streams", regardless of its type. Panics if the index is out of bounds.
+// Invalidates all iterators.
+func (this *StreamsProperty) Remove(idx int) {
+	(this.properties)[idx].parent = nil
+	copy((this.properties)[idx:], (this.properties)[idx+1:])
+	(this.properties)[len(this.properties)-1] = &StreamsPropertyIterator{}
+	this.properties = (this.properties)[:len(this.properties)-1]
+	for i := idx; i < this.Len(); i++ {
+		(this.properties)[i].myIdx = i
+	}
+}
+
+// Serialize converts this into an interface representation suitable for
+// marshalling into a text or binary format. Applications should not need this
+// function as most typical use cases serialize types instead of individual
+// properties. It is exposed for alternatives to go-fed implementations to use.
+func (this StreamsProperty) Serialize() (interface{}, error) {
+	s := make([]interface{}, 0, len(this.properties))
+	for _, iterator := range this.properties {
+		if b, err := iterator.serialize(); err != nil {
+			return s, err
+		} else {
+			s = append(s, b)
+		}
+	}
+	// Shortcut: if serializing one value, don't return an array -- pretty sure other Fediverse software would choke on a "type" value with array, for example.
+	if len(s) == 1 {
+		return s[0], nil
+	}
+	return s, nil
+}
+
+// SetCollection sets a Collection value to be at the specified index for the
+// property "streams". Panics if the index is out of bounds. Invalidates all
+// iterators.
+func (this *StreamsProperty) SetCollection(idx int, v vocab.CollectionInterface) {
+	(this.properties)[idx].parent = nil
+	(this.properties)[idx] = &StreamsPropertyIterator{
+		CollectionMember: v,
+		alias:            this.alias,
+		myIdx:            idx,
+		parent:           this,
+	}
+}
+
+// SetCollectionPage sets a CollectionPage value to be at the specified index for
+// the property "streams". Panics if the index is out of bounds. Invalidates
+// all iterators.
+func (this *StreamsProperty) SetCollectionPage(idx int, v vocab.CollectionPageInterface) {
+	(this.properties)[idx].parent = nil
+	(this.properties)[idx] = &StreamsPropertyIterator{
+		CollectionPageMember: v,
+		alias:                this.alias,
+		myIdx:                idx,
+		parent:               this,
+	}
+}
+
+// SetIRI sets an IRI value to be at the specified index for the property
+// "streams". Panics if the index is out of bounds.
+func (this *StreamsProperty) SetIRI(idx int, v *url.URL) {
+	(this.properties)[idx].parent = nil
+	(this.properties)[idx] = &StreamsPropertyIterator{
+		alias:  this.alias,
+		iri:    v,
+		myIdx:  idx,
+		parent: this,
+	}
+}
+
+// SetOrderedCollection sets a OrderedCollection value to be at the specified
+// index for the property "streams". Panics if the index is out of bounds.
+// Invalidates all iterators.
+func (this *StreamsProperty) SetOrderedCollection(idx int, v vocab.OrderedCollectionInterface) {
+	(this.properties)[idx].parent = nil
+	(this.properties)[idx] = &StreamsPropertyIterator{
+		OrderedCollectionMember: v,
+		alias:                   this.alias,
+		myIdx:                   idx,
+		parent:                  this,
+	}
+}
+
+// SetOrderedCollectionPage sets a OrderedCollectionPage value to be at the
+// specified index for the property "streams". Panics if the index is out of
+// bounds. Invalidates all iterators.
+func (this *StreamsProperty) SetOrderedCollectionPage(idx int, v vocab.OrderedCollectionPageInterface) {
+	(this.properties)[idx].parent = nil
+	(this.properties)[idx] = &StreamsPropertyIterator{
+		OrderedCollectionPageMember: v,
+		alias:                       this.alias,
+		myIdx:                       idx,
+		parent:                      this,
+	}
+}
+
+// Swap swaps the location of values at two indices for the "streams" property.
+func (this StreamsProperty) Swap(i, j int) {
+	this.properties[i], this.properties[j] = this.properties[j], this.properties[i]
+}

streams/impl/activitystreams/property_subject/gen_property_subject.go

@@ -66,7 +66,7 @@ type SubjectProperty struct {
 	UpdateMember                vocab.UpdateInterface
 	VideoMember                 vocab.VideoInterface
 	ViewMember                  vocab.ViewInterface
-	unknown                     []byte
+	unknown                     interface{}
 	iri                         *url.URL
 	alias                       string
 }
@@ -422,15 +422,12 @@ func DeserializeSubjectProperty(m map[string]interface{}, aliasMap map[string]st
 				}
 				return this, nil
 			}
-		} else if str, ok := i.(string); ok {
-			this := &SubjectProperty{
-				alias:   alias,
-				unknown: []byte(str),
-			}
-			return this, nil
-		} else {
-			return nil, fmt.Errorf("could not deserialize %q property", "subject")
 		}
+		this := &SubjectProperty{
+			alias:   alias,
+			unknown: i,
+		}
+		return this, nil
 	}
 	return nil, nil
 }
@@ -1778,7 +1775,7 @@ func (this SubjectProperty) Serialize() (interface{}, error) {
 	} else if this.IsIRI() {
 		return this.iri.String(), nil
 	}
-	return string(this.unknown), nil
+	return this.unknown, nil
 }
 
 // SetAccept sets the value of this property. Calling IsAccept afterwards returns

streams/impl/activitystreams/property_summary/gen_property_summary.go

@@ -17,7 +17,7 @@ type SummaryPropertyIterator struct {
 	stringMember     string
 	hasStringMember  bool
 	langStringMember map[string]string
-	unknown          []byte
+	unknown          interface{}
 	iri              *url.URL
 	alias            string
 	langMap          map[string]string
@@ -62,13 +62,12 @@ func deserializeSummaryPropertyIterator(i interface{}, aliasMap map[string]strin
 			langStringMember: v,
 		}
 		return this, nil
-	} else if str, ok := i.(string); ok {
-		this := &SummaryPropertyIterator{
-			alias:   alias,
-			unknown: []byte(str),
-		}
-		return this, nil
 	}
+	this := &SummaryPropertyIterator{
+		alias:   alias,
+		unknown: i,
+	}
+	return this, nil
 	return nil, fmt.Errorf("could not deserialize %q property", "summary")
 }
 
@@ -291,7 +290,7 @@ func (this SummaryPropertyIterator) serialize() (interface{}, error) {
 	} else if this.IsIRI() {
 		return this.iri.String(), nil
 	}
-	return string(this.unknown), nil
+	return this.unknown, nil
 }
 
 // SummaryProperty is the non-functional property "summary". It is permitted to

streams/impl/activitystreams/property_tag/gen_property_tag.go

@@ -66,7 +66,7 @@ type TagPropertyIterator struct {
 	UpdateMember                vocab.UpdateInterface
 	VideoMember                 vocab.VideoInterface
 	ViewMember                  vocab.ViewInterface
-	unknown                     []byte
+	unknown                     interface{}
 	iri                         *url.URL
 	alias                       string
 	myIdx                       int
@@ -423,13 +423,12 @@ func deserializeTagPropertyIterator(i interface{}, aliasMap map[string]string) (
 			}
 			return this, nil
 		}
-	} else if str, ok := i.(string); ok {
-		this := &TagPropertyIterator{
-			alias:   alias,
-			unknown: []byte(str),
-		}
-		return this, nil
 	}
+	this := &TagPropertyIterator{
+		alias:   alias,
+		unknown: i,
+	}
+	return this, nil
 	return nil, fmt.Errorf("could not deserialize %q property", "tag")
 }
 
@@ -2162,7 +2161,7 @@ func (this TagPropertyIterator) serialize() (interface{}, error) {
 	} else if this.IsIRI() {
 		return this.iri.String(), nil
 	}
-	return string(this.unknown), nil
+	return this.unknown, nil
 }
 
 // TagProperty is the non-functional property "tag". It is permitted to have one

streams/impl/activitystreams/property_target/gen_property_target.go

@@ -66,7 +66,7 @@ type TargetPropertyIterator struct {
 	UpdateMember                vocab.UpdateInterface
 	VideoMember                 vocab.VideoInterface
 	ViewMember                  vocab.ViewInterface
-	unknown                     []byte
+	unknown                     interface{}
 	iri                         *url.URL
 	alias                       string
 	myIdx                       int
@@ -423,13 +423,12 @@ func deserializeTargetPropertyIterator(i interface{}, aliasMap map[string]string
 			}
 			return this, nil
 		}
-	} else if str, ok := i.(string); ok {
-		this := &TargetPropertyIterator{
-			alias:   alias,
-			unknown: []byte(str),
-		}
-		return this, nil
 	}
+	this := &TargetPropertyIterator{
+		alias:   alias,
+		unknown: i,
+	}
+	return this, nil
 	return nil, fmt.Errorf("could not deserialize %q property", "target")
 }
 
@@ -2162,7 +2161,7 @@ func (this TargetPropertyIterator) serialize() (interface{}, error) {
 	} else if this.IsIRI() {
 		return this.iri.String(), nil
 	}
-	return string(this.unknown), nil
+	return this.unknown, nil
 }
 
 // TargetProperty is the non-functional property "target". It is permitted to have

streams/impl/activitystreams/property_to/gen_property_to.go

@@ -66,7 +66,7 @@ type ToPropertyIterator struct {
 	UpdateMember                vocab.UpdateInterface
 	VideoMember                 vocab.VideoInterface
 	ViewMember                  vocab.ViewInterface
-	unknown                     []byte
+	unknown                     interface{}
 	iri                         *url.URL
 	alias                       string
 	myIdx                       int
@@ -423,13 +423,12 @@ func deserializeToPropertyIterator(i interface{}, aliasMap map[string]string) (*
 			}
 			return this, nil
 		}
-	} else if str, ok := i.(string); ok {
-		this := &ToPropertyIterator{
-			alias:   alias,
-			unknown: []byte(str),
-		}
-		return this, nil
 	}
+	this := &ToPropertyIterator{
+		alias:   alias,
+		unknown: i,
+	}
+	return this, nil
 	return nil, fmt.Errorf("could not deserialize %q property", "to")
 }
 
@@ -2162,7 +2161,7 @@ func (this ToPropertyIterator) serialize() (interface{}, error) {
 	} else if this.IsIRI() {
 		return this.iri.String(), nil
 	}
-	return string(this.unknown), nil
+	return this.unknown, nil
 }
 
 // ToProperty is the non-functional property "to". It is permitted to have one or

streams/impl/activitystreams/property_totalitems/gen_property_totalItems.go

@@ -12,7 +12,7 @@ import (
 type TotalItemsProperty struct {
 	nonNegativeIntegerMember    int
 	hasNonNegativeIntegerMember bool
-	unknown                     []byte
+	unknown                     interface{}
 	iri                         *url.URL
 	alias                       string
 }
@@ -49,15 +49,12 @@ func DeserializeTotalItemsProperty(m map[string]interface{}, aliasMap map[string
 				nonNegativeIntegerMember:    v,
 			}
 			return this, nil
-		} else if str, ok := i.(string); ok {
-			this := &TotalItemsProperty{
-				alias:   alias,
-				unknown: []byte(str),
-			}
-			return this, nil
-		} else {
-			return nil, fmt.Errorf("could not deserialize %q property", "totalItems")
 		}
+		this := &TotalItemsProperty{
+			alias:   alias,
+			unknown: i,
+		}
+		return this, nil
 	}
 	return nil, nil
 }
@@ -179,7 +176,7 @@ func (this TotalItemsProperty) Serialize() (interface{}, error) {
 	} else if this.IsIRI() {
 		return this.iri.String(), nil
 	}
-	return string(this.unknown), nil
+	return this.unknown, nil
 }
 
 // Set sets the value of this property. Calling IsNonNegativeInteger afterwards

streams/impl/activitystreams/property_type/gen_property_type.go

@@ -11,7 +11,7 @@ import (
 // single nilable value type.
 type TypePropertyIterator struct {
 	anyURIMember *url.URL
-	unknown      []byte
+	unknown      interface{}
 	alias        string
 	myIdx        int
 	parent       vocab.TypePropertyInterface
@@ -35,13 +35,12 @@ func deserializeTypePropertyIterator(i interface{}, aliasMap map[string]string)
 			anyURIMember: v,
 		}
 		return this, nil
-	} else if str, ok := i.(string); ok {
-		this := &TypePropertyIterator{
-			alias:   alias,
-			unknown: []byte(str),
-		}
-		return this, nil
 	}
+	this := &TypePropertyIterator{
+		alias:   alias,
+		unknown: i,
+	}
+	return this, nil
 	return nil, fmt.Errorf("could not deserialize %q property", "type")
 }
 
@@ -183,7 +182,7 @@ func (this TypePropertyIterator) serialize() (interface{}, error) {
 	if this.IsAnyURI() {
 		return anyuri.SerializeAnyURI(this.Get())
 	}
-	return string(this.unknown), nil
+	return this.unknown, nil
 }
 
 // TypeProperty is the non-functional property "type". It is permitted to have one

streams/impl/activitystreams/property_units/gen_property_units.go

@@ -17,7 +17,7 @@ type UnitsProperty struct {
 	stringMember    string
 	hasStringMember bool
 	anyURIMember    *url.URL
-	unknown         []byte
+	unknown         interface{}
 	alias           string
 }
 
@@ -47,15 +47,12 @@ func DeserializeUnitsProperty(m map[string]interface{}, aliasMap map[string]stri
 				anyURIMember: v,
 			}
 			return this, nil
-		} else if str, ok := i.(string); ok {
-			this := &UnitsProperty{
-				alias:   alias,
-				unknown: []byte(str),
-			}
-			return this, nil
-		} else {
-			return nil, fmt.Errorf("could not deserialize %q property", "units")
 		}
+		this := &UnitsProperty{
+			alias:   alias,
+			unknown: i,
+		}
+		return this, nil
 	}
 	return nil, nil
 }
@@ -183,7 +180,7 @@ func (this UnitsProperty) Serialize() (interface{}, error) {
 	} else if this.IsAnyURI() {
 		return anyuri.SerializeAnyURI(this.GetAnyURI())
 	}
-	return string(this.unknown), nil
+	return this.unknown, nil
 }
 
 // SetAnyURI sets the value of this property. Calling IsAnyURI afterwards returns

streams/impl/activitystreams/property_updated/gen_property_updated.go

@@ -13,7 +13,7 @@ import (
 type UpdatedProperty struct {
 	dateTimeMember    time.Time
 	hasDateTimeMember bool
-	unknown           []byte
+	unknown           interface{}
 	iri               *url.URL
 	alias             string
 }
@@ -50,15 +50,12 @@ func DeserializeUpdatedProperty(m map[string]interface{}, aliasMap map[string]st
 				hasDateTimeMember: true,
 			}
 			return this, nil
-		} else if str, ok := i.(string); ok {
-			this := &UpdatedProperty{
-				alias:   alias,
-				unknown: []byte(str),
-			}
-			return this, nil
-		} else {
-			return nil, fmt.Errorf("could not deserialize %q property", "updated")
 		}
+		this := &UpdatedProperty{
+			alias:   alias,
+			unknown: i,
+		}
+		return this, nil
 	}
 	return nil, nil
 }
@@ -180,7 +177,7 @@ func (this UpdatedProperty) Serialize() (interface{}, error) {
 	} else if this.IsIRI() {
 		return this.iri.String(), nil
 	}
-	return string(this.unknown), nil
+	return this.unknown, nil
 }
 
 // Set sets the value of this property. Calling IsDateTime afterwards will return

streams/impl/activitystreams/property_url/gen_property_url.go

@@ -16,7 +16,7 @@ type UrlPropertyIterator struct {
 	anyURIMember  *url.URL
 	LinkMember    vocab.LinkInterface
 	MentionMember vocab.MentionInterface
-	unknown       []byte
+	unknown       interface{}
 	alias         string
 	myIdx         int
 	parent        vocab.UrlPropertyInterface
@@ -48,19 +48,19 @@ func deserializeUrlPropertyIterator(i interface{}, aliasMap map[string]string) (
 			}
 			return this, nil
 		}
-	} else if v, err := anyuri.DeserializeAnyURI(i); err == nil {
+	}
+	if v, err := anyuri.DeserializeAnyURI(i); err == nil {
 		this := &UrlPropertyIterator{
 			alias:        alias,
 			anyURIMember: v,
 		}
 		return this, nil
-	} else if str, ok := i.(string); ok {
-		this := &UrlPropertyIterator{
-			alias:   alias,
-			unknown: []byte(str),
-		}
-		return this, nil
 	}
+	this := &UrlPropertyIterator{
+		alias:   alias,
+		unknown: i,
+	}
+	return this, nil
 	return nil, fmt.Errorf("could not deserialize %q property", "url")
 }
 
@@ -251,7 +251,7 @@ func (this UrlPropertyIterator) serialize() (interface{}, error) {
 	} else if this.IsMention() {
 		return this.GetMention().Serialize()
 	}
-	return string(this.unknown), nil
+	return this.unknown, nil
 }
 
 // UrlProperty is the non-functional property "url". It is permitted to have one

streams/impl/activitystreams/property_width/gen_property_width.go

@@ -12,7 +12,7 @@ import (
 type WidthProperty struct {
 	nonNegativeIntegerMember    int
 	hasNonNegativeIntegerMember bool
-	unknown                     []byte
+	unknown                     interface{}
 	iri                         *url.URL
 	alias                       string
 }
@@ -49,15 +49,12 @@ func DeserializeWidthProperty(m map[string]interface{}, aliasMap map[string]stri
 				nonNegativeIntegerMember:    v,
 			}
 			return this, nil
-		} else if str, ok := i.(string); ok {
-			this := &WidthProperty{
-				alias:   alias,
-				unknown: []byte(str),
-			}
-			return this, nil
-		} else {
-			return nil, fmt.Errorf("could not deserialize %q property", "width")
 		}
+		this := &WidthProperty{
+			alias:   alias,
+			unknown: i,
+		}
+		return this, nil
 	}
 	return nil, nil
 }
@@ -179,7 +176,7 @@ func (this WidthProperty) Serialize() (interface{}, error) {
 	} else if this.IsIRI() {
 		return this.iri.String(), nil
 	}
-	return string(this.unknown), nil
+	return this.unknown, nil
 }
 
 // Set sets the value of this property. Calling IsNonNegativeInteger afterwards

streams/impl/activitystreams/type_accept/gen_pkg.go

@@ -79,6 +79,10 @@ type privateManager interface {
 	// deserialization method for the "InstrumentPropertyInterface"
 	// non-functional property in the vocabulary "ActivityStreams"
 	DeserializeInstrumentPropertyActivityStreams() func(map[string]interface{}, map[string]string) (vocab.InstrumentPropertyInterface, error)
+	// DeserializeLikesPropertyActivityStreams returns the deserialization
+	// method for the "LikesPropertyInterface" non-functional property in
+	// the vocabulary "ActivityStreams"
+	DeserializeLikesPropertyActivityStreams() func(map[string]interface{}, map[string]string) (vocab.LikesPropertyInterface, error)
 	// DeserializeLocationPropertyActivityStreams returns the deserialization
 	// method for the "LocationPropertyInterface" non-functional property
 	// in the vocabulary "ActivityStreams"
@@ -115,6 +119,10 @@ type privateManager interface {
 	// method for the "ResultPropertyInterface" non-functional property in
 	// the vocabulary "ActivityStreams"
 	DeserializeResultPropertyActivityStreams() func(map[string]interface{}, map[string]string) (vocab.ResultPropertyInterface, error)
+	// DeserializeSharesPropertyActivityStreams returns the deserialization
+	// method for the "SharesPropertyInterface" non-functional property in
+	// the vocabulary "ActivityStreams"
+	DeserializeSharesPropertyActivityStreams() func(map[string]interface{}, map[string]string) (vocab.SharesPropertyInterface, error)
 	// DeserializeStartTimePropertyActivityStreams returns the deserialization
 	// method for the "StartTimePropertyInterface" non-functional property
 	// in the vocabulary "ActivityStreams"

streams/impl/activitystreams/type_accept/gen_type_accept.go

@@ -1,6 +1,10 @@
 package typeaccept
 
-import vocab "github.com/go-fed/activity/streams/vocab"
+import (
+	"fmt"
+	vocab "github.com/go-fed/activity/streams/vocab"
+	"strings"
+)
 
 // Indicates that the actor accepts the object. The target property can be used in
 // certain circumstances to indicate the context into which the object has
@@ -60,6 +64,7 @@ type Accept struct {
 	Image        vocab.ImagePropertyInterface
 	InReplyTo    vocab.InReplyToPropertyInterface
 	Instrument   vocab.InstrumentPropertyInterface
+	Likes        vocab.LikesPropertyInterface
 	Location     vocab.LocationPropertyInterface
 	MediaType    vocab.MediaTypePropertyInterface
 	Name         vocab.NamePropertyInterface
@@ -69,6 +74,7 @@ type Accept struct {
 	Published    vocab.PublishedPropertyInterface
 	Replies      vocab.RepliesPropertyInterface
 	Result       vocab.ResultPropertyInterface
+	Shares       vocab.SharesPropertyInterface
 	StartTime    vocab.StartTimePropertyInterface
 	Summary      vocab.SummaryPropertyInterface
 	Tag          vocab.TagPropertyInterface
@@ -120,13 +126,38 @@ func AcceptIsExtendedBy(other vocab.Type) bool {
 // unmarshalled from a text or binary format.
 func DeserializeAccept(m map[string]interface{}, aliasMap map[string]string) (*Accept, error) {
 	alias := ""
+	aliasPrefix := ""
 	if a, ok := aliasMap["https://www.w3.org/TR/activitystreams-vocabulary"]; ok {
 		alias = a
+		aliasPrefix = a + ":"
 	}
 	this := &Accept{
 		alias:   alias,
 		unknown: make(map[string]interface{}),
 	}
+	if typeValue, ok := m["type"]; !ok {
+		return nil, fmt.Errorf("no \"type\" property in map")
+	} else if typeString, ok := typeValue.(string); ok {
+		typeName := strings.TrimPrefix(typeString, aliasPrefix)
+		if typeName != "Accept" {
+			return nil, fmt.Errorf("\"type\" property is not of %q type: %s", "Accept", typeName)
+		}
+		// Fall through, success in finding a proper Type
+	} else if arrType, ok := typeValue.([]interface{}); ok {
+		found := false
+		for _, elemVal := range arrType {
+			if typeString, ok := elemVal.(string); ok && strings.TrimPrefix(typeString, aliasPrefix) == "Accept" {
+				found = true
+				break
+			}
+		}
+		if !found {
+			return nil, fmt.Errorf("could not find a \"type\" property of value %q", "Accept")
+		}
+		// Fall through, success in finding a proper Type
+	} else {
+		return nil, fmt.Errorf("\"type\" property is unrecognized type: %T", typeValue)
+	}
 	// Begin: Known property deserialization
 	if p, err := mgr.DeserializeActorPropertyActivityStreams()(m, aliasMap); err != nil {
 		return nil, err
@@ -218,6 +249,11 @@ func DeserializeAccept(m map[string]interface{}, aliasMap map[string]string) (*A
 	} else if p != nil {
 		this.Instrument = p
 	}
+	if p, err := mgr.DeserializeLikesPropertyActivityStreams()(m, aliasMap); err != nil {
+		return nil, err
+	} else if p != nil {
+		this.Likes = p
+	}
 	if p, err := mgr.DeserializeLocationPropertyActivityStreams()(m, aliasMap); err != nil {
 		return nil, err
 	} else if p != nil {
@@ -263,6 +299,11 @@ func DeserializeAccept(m map[string]interface{}, aliasMap map[string]string) (*A
 	} else if p != nil {
 		this.Result = p
 	}
+	if p, err := mgr.DeserializeSharesPropertyActivityStreams()(m, aliasMap); err != nil {
+		return nil, err
+	} else if p != nil {
+		this.Shares = p
+	}
 	if p, err := mgr.DeserializeStartTimePropertyActivityStreams()(m, aliasMap); err != nil {
 		return nil, err
 	} else if p != nil {
@@ -344,6 +385,8 @@ func DeserializeAccept(m map[string]interface{}, aliasMap map[string]string) (*A
 			continue
 		} else if k == "instrument" {
 			continue
+		} else if k == "likes" {
+			continue
 		} else if k == "location" {
 			continue
 		} else if k == "mediaType" {
@@ -362,6 +405,8 @@ func DeserializeAccept(m map[string]interface{}, aliasMap map[string]string) (*A
 			continue
 		} else if k == "result" {
 			continue
+		} else if k == "shares" {
+			continue
 		} else if k == "startTime" {
 			continue
 		} else if k == "summary" {
@@ -486,6 +531,11 @@ func (this Accept) GetInstrument() vocab.InstrumentPropertyInterface {
 	return this.Instrument
 }
 
+// GetLikes returns the "likes" property if it exists, and nil otherwise.
+func (this Accept) GetLikes() vocab.LikesPropertyInterface {
+	return this.Likes
+}
+
 // GetLocation returns the "location" property if it exists, and nil otherwise.
 func (this Accept) GetLocation() vocab.LocationPropertyInterface {
 	return this.Location
@@ -531,6 +581,11 @@ func (this Accept) GetResult() vocab.ResultPropertyInterface {
 	return this.Result
 }
 
+// GetShares returns the "shares" property if it exists, and nil otherwise.
+func (this Accept) GetShares() vocab.SharesPropertyInterface {
+	return this.Shares
+}
+
 // GetStartTime returns the "startTime" property if it exists, and nil otherwise.
 func (this Accept) GetStartTime() vocab.StartTimePropertyInterface {
 	return this.StartTime
@@ -609,6 +664,7 @@ func (this Accept) JSONLDContext() map[string]string {
 	m = this.helperJSONLDContext(this.Image, m)
 	m = this.helperJSONLDContext(this.InReplyTo, m)
 	m = this.helperJSONLDContext(this.Instrument, m)
+	m = this.helperJSONLDContext(this.Likes, m)
 	m = this.helperJSONLDContext(this.Location, m)
 	m = this.helperJSONLDContext(this.MediaType, m)
 	m = this.helperJSONLDContext(this.Name, m)
@@ -618,6 +674,7 @@ func (this Accept) JSONLDContext() map[string]string {
 	m = this.helperJSONLDContext(this.Published, m)
 	m = this.helperJSONLDContext(this.Replies, m)
 	m = this.helperJSONLDContext(this.Result, m)
+	m = this.helperJSONLDContext(this.Shares, m)
 	m = this.helperJSONLDContext(this.StartTime, m)
 	m = this.helperJSONLDContext(this.Summary, m)
 	m = this.helperJSONLDContext(this.Tag, m)
@@ -886,6 +943,20 @@ func (this Accept) LessThan(o vocab.AcceptInterface) bool {
 		// Anything else is greater than nil
 		return false
 	} // Else: Both are nil
+	// Compare property "likes"
+	if lhs, rhs := this.Likes, o.GetLikes(); lhs != nil && rhs != nil {
+		if lhs.LessThan(rhs) {
+			return true
+		} else if rhs.LessThan(lhs) {
+			return false
+		}
+	} else if lhs == nil && rhs != nil {
+		// Nil is less than anything else
+		return true
+	} else if rhs != nil && rhs == nil {
+		// Anything else is greater than nil
+		return false
+	} // Else: Both are nil
 	// Compare property "location"
 	if lhs, rhs := this.Location, o.GetLocation(); lhs != nil && rhs != nil {
 		if lhs.LessThan(rhs) {
@@ -1012,6 +1083,20 @@ func (this Accept) LessThan(o vocab.AcceptInterface) bool {
 		// Anything else is greater than nil
 		return false
 	} // Else: Both are nil
+	// Compare property "shares"
+	if lhs, rhs := this.Shares, o.GetShares(); lhs != nil && rhs != nil {
+		if lhs.LessThan(rhs) {
+			return true
+		} else if rhs.LessThan(lhs) {
+			return false
+		}
+	} else if lhs == nil && rhs != nil {
+		// Nil is less than anything else
+		return true
+	} else if rhs != nil && rhs == nil {
+		// Anything else is greater than nil
+		return false
+	} // Else: Both are nil
 	// Compare property "startTime"
 	if lhs, rhs := this.StartTime, o.GetStartTime(); lhs != nil && rhs != nil {
 		if lhs.LessThan(rhs) {
@@ -1141,6 +1226,11 @@ func (this Accept) LessThan(o vocab.AcceptInterface) bool {
 // marshalling into a text or binary format.
 func (this Accept) Serialize() (map[string]interface{}, error) {
 	m := make(map[string]interface{})
+	typeName := "Accept"
+	if len(this.alias) > 0 {
+		typeName = this.alias + ":" + "Accept"
+	}
+	m["type"] = typeName
 	// Begin: Serialize known properties
 	// Maybe serialize property "actor"
 	if this.Actor != nil {
@@ -1286,6 +1376,14 @@ func (this Accept) Serialize() (map[string]interface{}, error) {
 			m[this.Instrument.Name()] = i
 		}
 	}
+	// Maybe serialize property "likes"
+	if this.Likes != nil {
+		if i, err := this.Likes.Serialize(); err != nil {
+			return nil, err
+		} else if i != nil {
+			m[this.Likes.Name()] = i
+		}
+	}
 	// Maybe serialize property "location"
 	if this.Location != nil {
 		if i, err := this.Location.Serialize(); err != nil {
@@ -1358,6 +1456,14 @@ func (this Accept) Serialize() (map[string]interface{}, error) {
 			m[this.Result.Name()] = i
 		}
 	}
+	// Maybe serialize property "shares"
+	if this.Shares != nil {
+		if i, err := this.Shares.Serialize(); err != nil {
+			return nil, err
+		} else if i != nil {
+			m[this.Shares.Name()] = i
+		}
+	}
 	// Maybe serialize property "startTime"
 	if this.StartTime != nil {
 		if i, err := this.StartTime.Serialize(); err != nil {
@@ -1437,178 +1543,188 @@ func (this Accept) Serialize() (map[string]interface{}, error) {
 }
 
 // SetActor returns the "actor" property if it exists, and nil otherwise.
-func (this Accept) SetActor(i vocab.ActorPropertyInterface) {
+func (this *Accept) SetActor(i vocab.ActorPropertyInterface) {
 	this.Actor = i
 }
 
 // SetAltitude returns the "altitude" property if it exists, and nil otherwise.
-func (this Accept) SetAltitude(i vocab.AltitudePropertyInterface) {
+func (this *Accept) SetAltitude(i vocab.AltitudePropertyInterface) {
 	this.Altitude = i
 }
 
 // SetAttachment returns the "attachment" property if it exists, and nil otherwise.
-func (this Accept) SetAttachment(i vocab.AttachmentPropertyInterface) {
+func (this *Accept) SetAttachment(i vocab.AttachmentPropertyInterface) {
 	this.Attachment = i
 }
 
 // SetAttributedTo returns the "attributedTo" property if it exists, and nil
 // otherwise.
-func (this Accept) SetAttributedTo(i vocab.AttributedToPropertyInterface) {
+func (this *Accept) SetAttributedTo(i vocab.AttributedToPropertyInterface) {
 	this.AttributedTo = i
 }
 
 // SetAudience returns the "audience" property if it exists, and nil otherwise.
-func (this Accept) SetAudience(i vocab.AudiencePropertyInterface) {
+func (this *Accept) SetAudience(i vocab.AudiencePropertyInterface) {
 	this.Audience = i
 }
 
 // SetBcc returns the "bcc" property if it exists, and nil otherwise.
-func (this Accept) SetBcc(i vocab.BccPropertyInterface) {
+func (this *Accept) SetBcc(i vocab.BccPropertyInterface) {
 	this.Bcc = i
 }
 
 // SetBto returns the "bto" property if it exists, and nil otherwise.
-func (this Accept) SetBto(i vocab.BtoPropertyInterface) {
+func (this *Accept) SetBto(i vocab.BtoPropertyInterface) {
 	this.Bto = i
 }
 
 // SetCc returns the "cc" property if it exists, and nil otherwise.
-func (this Accept) SetCc(i vocab.CcPropertyInterface) {
+func (this *Accept) SetCc(i vocab.CcPropertyInterface) {
 	this.Cc = i
 }
 
 // SetContent returns the "content" property if it exists, and nil otherwise.
-func (this Accept) SetContent(i vocab.ContentPropertyInterface) {
+func (this *Accept) SetContent(i vocab.ContentPropertyInterface) {
 	this.Content = i
 }
 
 // SetContext returns the "context" property if it exists, and nil otherwise.
-func (this Accept) SetContext(i vocab.ContextPropertyInterface) {
+func (this *Accept) SetContext(i vocab.ContextPropertyInterface) {
 	this.Context = i
 }
 
 // SetDuration returns the "duration" property if it exists, and nil otherwise.
-func (this Accept) SetDuration(i vocab.DurationPropertyInterface) {
+func (this *Accept) SetDuration(i vocab.DurationPropertyInterface) {
 	this.Duration = i
 }
 
 // SetEndTime returns the "endTime" property if it exists, and nil otherwise.
-func (this Accept) SetEndTime(i vocab.EndTimePropertyInterface) {
+func (this *Accept) SetEndTime(i vocab.EndTimePropertyInterface) {
 	this.EndTime = i
 }
 
 // SetGenerator returns the "generator" property if it exists, and nil otherwise.
-func (this Accept) SetGenerator(i vocab.GeneratorPropertyInterface) {
+func (this *Accept) SetGenerator(i vocab.GeneratorPropertyInterface) {
 	this.Generator = i
 }
 
 // SetIcon returns the "icon" property if it exists, and nil otherwise.
-func (this Accept) SetIcon(i vocab.IconPropertyInterface) {
+func (this *Accept) SetIcon(i vocab.IconPropertyInterface) {
 	this.Icon = i
 }
 
 // SetId returns the "id" property if it exists, and nil otherwise.
-func (this Accept) SetId(i vocab.IdPropertyInterface) {
+func (this *Accept) SetId(i vocab.IdPropertyInterface) {
 	this.Id = i
 }
 
 // SetImage returns the "image" property if it exists, and nil otherwise.
-func (this Accept) SetImage(i vocab.ImagePropertyInterface) {
+func (this *Accept) SetImage(i vocab.ImagePropertyInterface) {
 	this.Image = i
 }
 
 // SetInReplyTo returns the "inReplyTo" property if it exists, and nil otherwise.
-func (this Accept) SetInReplyTo(i vocab.InReplyToPropertyInterface) {
+func (this *Accept) SetInReplyTo(i vocab.InReplyToPropertyInterface) {
 	this.InReplyTo = i
 }
 
 // SetInstrument returns the "instrument" property if it exists, and nil otherwise.
-func (this Accept) SetInstrument(i vocab.InstrumentPropertyInterface) {
+func (this *Accept) SetInstrument(i vocab.InstrumentPropertyInterface) {
 	this.Instrument = i
 }
 
+// SetLikes returns the "likes" property if it exists, and nil otherwise.
+func (this *Accept) SetLikes(i vocab.LikesPropertyInterface) {
+	this.Likes = i
+}
+
 // SetLocation returns the "location" property if it exists, and nil otherwise.
-func (this Accept) SetLocation(i vocab.LocationPropertyInterface) {
+func (this *Accept) SetLocation(i vocab.LocationPropertyInterface) {
 	this.Location = i
 }
 
 // SetMediaType returns the "mediaType" property if it exists, and nil otherwise.
-func (this Accept) SetMediaType(i vocab.MediaTypePropertyInterface) {
+func (this *Accept) SetMediaType(i vocab.MediaTypePropertyInterface) {
 	this.MediaType = i
 }
 
 // SetName returns the "name" property if it exists, and nil otherwise.
-func (this Accept) SetName(i vocab.NamePropertyInterface) {
+func (this *Accept) SetName(i vocab.NamePropertyInterface) {
 	this.Name = i
 }
 
 // SetObject returns the "object" property if it exists, and nil otherwise.
-func (this Accept) SetObject(i vocab.ObjectPropertyInterface) {
+func (this *Accept) SetObject(i vocab.ObjectPropertyInterface) {
 	this.Object = i
 }
 
 // SetOrigin returns the "origin" property if it exists, and nil otherwise.
-func (this Accept) SetOrigin(i vocab.OriginPropertyInterface) {
+func (this *Accept) SetOrigin(i vocab.OriginPropertyInterface) {
 	this.Origin = i
 }
 
 // SetPreview returns the "preview" property if it exists, and nil otherwise.
-func (this Accept) SetPreview(i vocab.PreviewPropertyInterface) {
+func (this *Accept) SetPreview(i vocab.PreviewPropertyInterface) {
 	this.Preview = i
 }
 
 // SetPublished returns the "published" property if it exists, and nil otherwise.
-func (this Accept) SetPublished(i vocab.PublishedPropertyInterface) {
+func (this *Accept) SetPublished(i vocab.PublishedPropertyInterface) {
 	this.Published = i
 }
 
 // SetReplies returns the "replies" property if it exists, and nil otherwise.
-func (this Accept) SetReplies(i vocab.RepliesPropertyInterface) {
+func (this *Accept) SetReplies(i vocab.RepliesPropertyInterface) {
 	this.Replies = i
 }
 
 // SetResult returns the "result" property if it exists, and nil otherwise.
-func (this Accept) SetResult(i vocab.ResultPropertyInterface) {
+func (this *Accept) SetResult(i vocab.ResultPropertyInterface) {
 	this.Result = i
 }
 
+// SetShares returns the "shares" property if it exists, and nil otherwise.
+func (this *Accept) SetShares(i vocab.SharesPropertyInterface) {
+	this.Shares = i
+}
+
 // SetStartTime returns the "startTime" property if it exists, and nil otherwise.
-func (this Accept) SetStartTime(i vocab.StartTimePropertyInterface) {
+func (this *Accept) SetStartTime(i vocab.StartTimePropertyInterface) {
 	this.StartTime = i
 }
 
 // SetSummary returns the "summary" property if it exists, and nil otherwise.
-func (this Accept) SetSummary(i vocab.SummaryPropertyInterface) {
+func (this *Accept) SetSummary(i vocab.SummaryPropertyInterface) {
 	this.Summary = i
 }
 
 // SetTag returns the "tag" property if it exists, and nil otherwise.
-func (this Accept) SetTag(i vocab.TagPropertyInterface) {
+func (this *Accept) SetTag(i vocab.TagPropertyInterface) {
 	this.Tag = i
 }
 
 // SetTarget returns the "target" property if it exists, and nil otherwise.
-func (this Accept) SetTarget(i vocab.TargetPropertyInterface) {
+func (this *Accept) SetTarget(i vocab.TargetPropertyInterface) {
 	this.Target = i
 }
 
 // SetTo returns the "to" property if it exists, and nil otherwise.
-func (this Accept) SetTo(i vocab.ToPropertyInterface) {
+func (this *Accept) SetTo(i vocab.ToPropertyInterface) {
 	this.To = i
 }
 
 // SetType returns the "type" property if it exists, and nil otherwise.
-func (this Accept) SetType(i vocab.TypePropertyInterface) {
+func (this *Accept) SetType(i vocab.TypePropertyInterface) {
 	this.Type = i
 }
 
 // SetUpdated returns the "updated" property if it exists, and nil otherwise.
-func (this Accept) SetUpdated(i vocab.UpdatedPropertyInterface) {
+func (this *Accept) SetUpdated(i vocab.UpdatedPropertyInterface) {
 	this.Updated = i
 }
 
 // SetUrl returns the "url" property if it exists, and nil otherwise.
-func (this Accept) SetUrl(i vocab.UrlPropertyInterface) {
+func (this *Accept) SetUrl(i vocab.UrlPropertyInterface) {
 	this.Url = i
 }
 

streams/impl/activitystreams/type_activity/gen_pkg.go

@@ -79,6 +79,10 @@ type privateManager interface {
 	// deserialization method for the "InstrumentPropertyInterface"
 	// non-functional property in the vocabulary "ActivityStreams"
 	DeserializeInstrumentPropertyActivityStreams() func(map[string]interface{}, map[string]string) (vocab.InstrumentPropertyInterface, error)
+	// DeserializeLikesPropertyActivityStreams returns the deserialization
+	// method for the "LikesPropertyInterface" non-functional property in
+	// the vocabulary "ActivityStreams"
+	DeserializeLikesPropertyActivityStreams() func(map[string]interface{}, map[string]string) (vocab.LikesPropertyInterface, error)
 	// DeserializeLocationPropertyActivityStreams returns the deserialization
 	// method for the "LocationPropertyInterface" non-functional property
 	// in the vocabulary "ActivityStreams"
@@ -115,6 +119,10 @@ type privateManager interface {
 	// method for the "ResultPropertyInterface" non-functional property in
 	// the vocabulary "ActivityStreams"
 	DeserializeResultPropertyActivityStreams() func(map[string]interface{}, map[string]string) (vocab.ResultPropertyInterface, error)
+	// DeserializeSharesPropertyActivityStreams returns the deserialization
+	// method for the "SharesPropertyInterface" non-functional property in
+	// the vocabulary "ActivityStreams"
+	DeserializeSharesPropertyActivityStreams() func(map[string]interface{}, map[string]string) (vocab.SharesPropertyInterface, error)
 	// DeserializeStartTimePropertyActivityStreams returns the deserialization
 	// method for the "StartTimePropertyInterface" non-functional property
 	// in the vocabulary "ActivityStreams"

streams/impl/activitystreams/type_activity/gen_type_activity.go

@@ -1,6 +1,10 @@
 package typeactivity
 
-import vocab "github.com/go-fed/activity/streams/vocab"
+import (
+	"fmt"
+	vocab "github.com/go-fed/activity/streams/vocab"
+	"strings"
+)
 
 // An Activity is a subtype of Object that describes some form of action that may
 // happen, is currently happening, or has already happened. The Activity type
@@ -40,6 +44,7 @@ type Activity struct {
 	Image        vocab.ImagePropertyInterface
 	InReplyTo    vocab.InReplyToPropertyInterface
 	Instrument   vocab.InstrumentPropertyInterface
+	Likes        vocab.LikesPropertyInterface
 	Location     vocab.LocationPropertyInterface
 	MediaType    vocab.MediaTypePropertyInterface
 	Name         vocab.NamePropertyInterface
@@ -49,6 +54,7 @@ type Activity struct {
 	Published    vocab.PublishedPropertyInterface
 	Replies      vocab.RepliesPropertyInterface
 	Result       vocab.ResultPropertyInterface
+	Shares       vocab.SharesPropertyInterface
 	StartTime    vocab.StartTimePropertyInterface
 	Summary      vocab.SummaryPropertyInterface
 	Tag          vocab.TagPropertyInterface
@@ -100,13 +106,38 @@ func ActivityIsExtendedBy(other vocab.Type) bool {
 // unmarshalled from a text or binary format.
 func DeserializeActivity(m map[string]interface{}, aliasMap map[string]string) (*Activity, error) {
 	alias := ""
+	aliasPrefix := ""
 	if a, ok := aliasMap["https://www.w3.org/TR/activitystreams-vocabulary"]; ok {
 		alias = a
+		aliasPrefix = a + ":"
 	}
 	this := &Activity{
 		alias:   alias,
 		unknown: make(map[string]interface{}),
 	}
+	if typeValue, ok := m["type"]; !ok {
+		return nil, fmt.Errorf("no \"type\" property in map")
+	} else if typeString, ok := typeValue.(string); ok {
+		typeName := strings.TrimPrefix(typeString, aliasPrefix)
+		if typeName != "Activity" {
+			return nil, fmt.Errorf("\"type\" property is not of %q type: %s", "Activity", typeName)
+		}
+		// Fall through, success in finding a proper Type
+	} else if arrType, ok := typeValue.([]interface{}); ok {
+		found := false
+		for _, elemVal := range arrType {
+			if typeString, ok := elemVal.(string); ok && strings.TrimPrefix(typeString, aliasPrefix) == "Activity" {
+				found = true
+				break
+			}
+		}
+		if !found {
+			return nil, fmt.Errorf("could not find a \"type\" property of value %q", "Activity")
+		}
+		// Fall through, success in finding a proper Type
+	} else {
+		return nil, fmt.Errorf("\"type\" property is unrecognized type: %T", typeValue)
+	}
 	// Begin: Known property deserialization
 	if p, err := mgr.DeserializeActorPropertyActivityStreams()(m, aliasMap); err != nil {
 		return nil, err
@@ -198,6 +229,11 @@ func DeserializeActivity(m map[string]interface{}, aliasMap map[string]string) (
 	} else if p != nil {
 		this.Instrument = p
 	}
+	if p, err := mgr.DeserializeLikesPropertyActivityStreams()(m, aliasMap); err != nil {
+		return nil, err
+	} else if p != nil {
+		this.Likes = p
+	}
 	if p, err := mgr.DeserializeLocationPropertyActivityStreams()(m, aliasMap); err != nil {
 		return nil, err
 	} else if p != nil {
@@ -243,6 +279,11 @@ func DeserializeActivity(m map[string]interface{}, aliasMap map[string]string) (
 	} else if p != nil {
 		this.Result = p
 	}
+	if p, err := mgr.DeserializeSharesPropertyActivityStreams()(m, aliasMap); err != nil {
+		return nil, err
+	} else if p != nil {
+		this.Shares = p
+	}
 	if p, err := mgr.DeserializeStartTimePropertyActivityStreams()(m, aliasMap); err != nil {
 		return nil, err
 	} else if p != nil {
@@ -324,6 +365,8 @@ func DeserializeActivity(m map[string]interface{}, aliasMap map[string]string) (
 			continue
 		} else if k == "instrument" {
 			continue
+		} else if k == "likes" {
+			continue
 		} else if k == "location" {
 			continue
 		} else if k == "mediaType" {
@@ -342,6 +385,8 @@ func DeserializeActivity(m map[string]interface{}, aliasMap map[string]string) (
 			continue
 		} else if k == "result" {
 			continue
+		} else if k == "shares" {
+			continue
 		} else if k == "startTime" {
 			continue
 		} else if k == "summary" {
@@ -466,6 +511,11 @@ func (this Activity) GetInstrument() vocab.InstrumentPropertyInterface {
 	return this.Instrument
 }
 
+// GetLikes returns the "likes" property if it exists, and nil otherwise.
+func (this Activity) GetLikes() vocab.LikesPropertyInterface {
+	return this.Likes
+}
+
 // GetLocation returns the "location" property if it exists, and nil otherwise.
 func (this Activity) GetLocation() vocab.LocationPropertyInterface {
 	return this.Location
@@ -511,6 +561,11 @@ func (this Activity) GetResult() vocab.ResultPropertyInterface {
 	return this.Result
 }
 
+// GetShares returns the "shares" property if it exists, and nil otherwise.
+func (this Activity) GetShares() vocab.SharesPropertyInterface {
+	return this.Shares
+}
+
 // GetStartTime returns the "startTime" property if it exists, and nil otherwise.
 func (this Activity) GetStartTime() vocab.StartTimePropertyInterface {
 	return this.StartTime
@@ -589,6 +644,7 @@ func (this Activity) JSONLDContext() map[string]string {
 	m = this.helperJSONLDContext(this.Image, m)
 	m = this.helperJSONLDContext(this.InReplyTo, m)
 	m = this.helperJSONLDContext(this.Instrument, m)
+	m = this.helperJSONLDContext(this.Likes, m)
 	m = this.helperJSONLDContext(this.Location, m)
 	m = this.helperJSONLDContext(this.MediaType, m)
 	m = this.helperJSONLDContext(this.Name, m)
@@ -598,6 +654,7 @@ func (this Activity) JSONLDContext() map[string]string {
 	m = this.helperJSONLDContext(this.Published, m)
 	m = this.helperJSONLDContext(this.Replies, m)
 	m = this.helperJSONLDContext(this.Result, m)
+	m = this.helperJSONLDContext(this.Shares, m)
 	m = this.helperJSONLDContext(this.StartTime, m)
 	m = this.helperJSONLDContext(this.Summary, m)
 	m = this.helperJSONLDContext(this.Tag, m)
@@ -866,6 +923,20 @@ func (this Activity) LessThan(o vocab.ActivityInterface) bool {
 		// Anything else is greater than nil
 		return false
 	} // Else: Both are nil
+	// Compare property "likes"
+	if lhs, rhs := this.Likes, o.GetLikes(); lhs != nil && rhs != nil {
+		if lhs.LessThan(rhs) {
+			return true
+		} else if rhs.LessThan(lhs) {
+			return false
+		}
+	} else if lhs == nil && rhs != nil {
+		// Nil is less than anything else
+		return true
+	} else if rhs != nil && rhs == nil {
+		// Anything else is greater than nil
+		return false
+	} // Else: Both are nil
 	// Compare property "location"
 	if lhs, rhs := this.Location, o.GetLocation(); lhs != nil && rhs != nil {
 		if lhs.LessThan(rhs) {
@@ -992,6 +1063,20 @@ func (this Activity) LessThan(o vocab.ActivityInterface) bool {
 		// Anything else is greater than nil
 		return false
 	} // Else: Both are nil
+	// Compare property "shares"
+	if lhs, rhs := this.Shares, o.GetShares(); lhs != nil && rhs != nil {
+		if lhs.LessThan(rhs) {
+			return true
+		} else if rhs.LessThan(lhs) {
+			return false
+		}
+	} else if lhs == nil && rhs != nil {
+		// Nil is less than anything else
+		return true
+	} else if rhs != nil && rhs == nil {
+		// Anything else is greater than nil
+		return false
+	} // Else: Both are nil
 	// Compare property "startTime"
 	if lhs, rhs := this.StartTime, o.GetStartTime(); lhs != nil && rhs != nil {
 		if lhs.LessThan(rhs) {
@@ -1121,6 +1206,11 @@ func (this Activity) LessThan(o vocab.ActivityInterface) bool {
 // marshalling into a text or binary format.
 func (this Activity) Serialize() (map[string]interface{}, error) {
 	m := make(map[string]interface{})
+	typeName := "Activity"
+	if len(this.alias) > 0 {
+		typeName = this.alias + ":" + "Activity"
+	}
+	m["type"] = typeName
 	// Begin: Serialize known properties
 	// Maybe serialize property "actor"
 	if this.Actor != nil {
@@ -1266,6 +1356,14 @@ func (this Activity) Serialize() (map[string]interface{}, error) {
 			m[this.Instrument.Name()] = i
 		}
 	}
+	// Maybe serialize property "likes"
+	if this.Likes != nil {
+		if i, err := this.Likes.Serialize(); err != nil {
+			return nil, err
+		} else if i != nil {
+			m[this.Likes.Name()] = i
+		}
+	}
 	// Maybe serialize property "location"
 	if this.Location != nil {
 		if i, err := this.Location.Serialize(); err != nil {
@@ -1338,6 +1436,14 @@ func (this Activity) Serialize() (map[string]interface{}, error) {
 			m[this.Result.Name()] = i
 		}
 	}
+	// Maybe serialize property "shares"
+	if this.Shares != nil {
+		if i, err := this.Shares.Serialize(); err != nil {
+			return nil, err
+		} else if i != nil {
+			m[this.Shares.Name()] = i
+		}
+	}
 	// Maybe serialize property "startTime"
 	if this.StartTime != nil {
 		if i, err := this.StartTime.Serialize(); err != nil {
@@ -1417,178 +1523,188 @@ func (this Activity) Serialize() (map[string]interface{}, error) {
 }
 
 // SetActor returns the "actor" property if it exists, and nil otherwise.
-func (this Activity) SetActor(i vocab.ActorPropertyInterface) {
+func (this *Activity) SetActor(i vocab.ActorPropertyInterface) {
 	this.Actor = i
 }
 
 // SetAltitude returns the "altitude" property if it exists, and nil otherwise.
-func (this Activity) SetAltitude(i vocab.AltitudePropertyInterface) {
+func (this *Activity) SetAltitude(i vocab.AltitudePropertyInterface) {
 	this.Altitude = i
 }
 
 // SetAttachment returns the "attachment" property if it exists, and nil otherwise.
-func (this Activity) SetAttachment(i vocab.AttachmentPropertyInterface) {
+func (this *Activity) SetAttachment(i vocab.AttachmentPropertyInterface) {
 	this.Attachment = i
 }
 
 // SetAttributedTo returns the "attributedTo" property if it exists, and nil
 // otherwise.
-func (this Activity) SetAttributedTo(i vocab.AttributedToPropertyInterface) {
+func (this *Activity) SetAttributedTo(i vocab.AttributedToPropertyInterface) {
 	this.AttributedTo = i
 }
 
 // SetAudience returns the "audience" property if it exists, and nil otherwise.
-func (this Activity) SetAudience(i vocab.AudiencePropertyInterface) {
+func (this *Activity) SetAudience(i vocab.AudiencePropertyInterface) {
 	this.Audience = i
 }
 
 // SetBcc returns the "bcc" property if it exists, and nil otherwise.
-func (this Activity) SetBcc(i vocab.BccPropertyInterface) {
+func (this *Activity) SetBcc(i vocab.BccPropertyInterface) {
 	this.Bcc = i
 }
 
 // SetBto returns the "bto" property if it exists, and nil otherwise.
-func (this Activity) SetBto(i vocab.BtoPropertyInterface) {
+func (this *Activity) SetBto(i vocab.BtoPropertyInterface) {
 	this.Bto = i
 }
 
 // SetCc returns the "cc" property if it exists, and nil otherwise.
-func (this Activity) SetCc(i vocab.CcPropertyInterface) {
+func (this *Activity) SetCc(i vocab.CcPropertyInterface) {
 	this.Cc = i
 }
 
 // SetContent returns the "content" property if it exists, and nil otherwise.
-func (this Activity) SetContent(i vocab.ContentPropertyInterface) {
+func (this *Activity) SetContent(i vocab.ContentPropertyInterface) {
 	this.Content = i
 }
 
 // SetContext returns the "context" property if it exists, and nil otherwise.
-func (this Activity) SetContext(i vocab.ContextPropertyInterface) {
+func (this *Activity) SetContext(i vocab.ContextPropertyInterface) {
 	this.Context = i
 }
 
 // SetDuration returns the "duration" property if it exists, and nil otherwise.
-func (this Activity) SetDuration(i vocab.DurationPropertyInterface) {
+func (this *Activity) SetDuration(i vocab.DurationPropertyInterface) {
 	this.Duration = i
 }
 
 // SetEndTime returns the "endTime" property if it exists, and nil otherwise.
-func (this Activity) SetEndTime(i vocab.EndTimePropertyInterface) {
+func (this *Activity) SetEndTime(i vocab.EndTimePropertyInterface) {
 	this.EndTime = i
 }
 
 // SetGenerator returns the "generator" property if it exists, and nil otherwise.
-func (this Activity) SetGenerator(i vocab.GeneratorPropertyInterface) {
+func (this *Activity) SetGenerator(i vocab.GeneratorPropertyInterface) {
 	this.Generator = i
 }
 
 // SetIcon returns the "icon" property if it exists, and nil otherwise.
-func (this Activity) SetIcon(i vocab.IconPropertyInterface) {
+func (this *Activity) SetIcon(i vocab.IconPropertyInterface) {
 	this.Icon = i
 }
 
 // SetId returns the "id" property if it exists, and nil otherwise.
-func (this Activity) SetId(i vocab.IdPropertyInterface) {
+func (this *Activity) SetId(i vocab.IdPropertyInterface) {
 	this.Id = i
 }
 
 // SetImage returns the "image" property if it exists, and nil otherwise.
-func (this Activity) SetImage(i vocab.ImagePropertyInterface) {
+func (this *Activity) SetImage(i vocab.ImagePropertyInterface) {
 	this.Image = i
 }
 
 // SetInReplyTo returns the "inReplyTo" property if it exists, and nil otherwise.
-func (this Activity) SetInReplyTo(i vocab.InReplyToPropertyInterface) {
+func (this *Activity) SetInReplyTo(i vocab.InReplyToPropertyInterface) {
 	this.InReplyTo = i
 }
 
 // SetInstrument returns the "instrument" property if it exists, and nil otherwise.
-func (this Activity) SetInstrument(i vocab.InstrumentPropertyInterface) {
+func (this *Activity) SetInstrument(i vocab.InstrumentPropertyInterface) {
 	this.Instrument = i
 }
 
+// SetLikes returns the "likes" property if it exists, and nil otherwise.
+func (this *Activity) SetLikes(i vocab.LikesPropertyInterface) {
+	this.Likes = i
+}
+
 // SetLocation returns the "location" property if it exists, and nil otherwise.
-func (this Activity) SetLocation(i vocab.LocationPropertyInterface) {
+func (this *Activity) SetLocation(i vocab.LocationPropertyInterface) {
 	this.Location = i
 }
 
 // SetMediaType returns the "mediaType" property if it exists, and nil otherwise.
-func (this Activity) SetMediaType(i vocab.MediaTypePropertyInterface) {
+func (this *Activity) SetMediaType(i vocab.MediaTypePropertyInterface) {
 	this.MediaType = i
 }
 
 // SetName returns the "name" property if it exists, and nil otherwise.
-func (this Activity) SetName(i vocab.NamePropertyInterface) {
+func (this *Activity) SetName(i vocab.NamePropertyInterface) {
 	this.Name = i
 }
 
 // SetObject returns the "object" property if it exists, and nil otherwise.
-func (this Activity) SetObject(i vocab.ObjectPropertyInterface) {
+func (this *Activity) SetObject(i vocab.ObjectPropertyInterface) {
 	this.Object = i
 }
 
 // SetOrigin returns the "origin" property if it exists, and nil otherwise.
-func (this Activity) SetOrigin(i vocab.OriginPropertyInterface) {
+func (this *Activity) SetOrigin(i vocab.OriginPropertyInterface) {
 	this.Origin = i
 }
 
 // SetPreview returns the "preview" property if it exists, and nil otherwise.
-func (this Activity) SetPreview(i vocab.PreviewPropertyInterface) {
+func (this *Activity) SetPreview(i vocab.PreviewPropertyInterface) {
 	this.Preview = i
 }
 
 // SetPublished returns the "published" property if it exists, and nil otherwise.
-func (this Activity) SetPublished(i vocab.PublishedPropertyInterface) {
+func (this *Activity) SetPublished(i vocab.PublishedPropertyInterface) {
 	this.Published = i
 }
 
 // SetReplies returns the "replies" property if it exists, and nil otherwise.
-func (this Activity) SetReplies(i vocab.RepliesPropertyInterface) {
+func (this *Activity) SetReplies(i vocab.RepliesPropertyInterface) {
 	this.Replies = i
 }
 
 // SetResult returns the "result" property if it exists, and nil otherwise.
-func (this Activity) SetResult(i vocab.ResultPropertyInterface) {
+func (this *Activity) SetResult(i vocab.ResultPropertyInterface) {
 	this.Result = i
 }
 
+// SetShares returns the "shares" property if it exists, and nil otherwise.
+func (this *Activity) SetShares(i vocab.SharesPropertyInterface) {
+	this.Shares = i
+}
+
 // SetStartTime returns the "startTime" property if it exists, and nil otherwise.
-func (this Activity) SetStartTime(i vocab.StartTimePropertyInterface) {
+func (this *Activity) SetStartTime(i vocab.StartTimePropertyInterface) {
 	this.StartTime = i
 }
 
 // SetSummary returns the "summary" property if it exists, and nil otherwise.
-func (this Activity) SetSummary(i vocab.SummaryPropertyInterface) {
+func (this *Activity) SetSummary(i vocab.SummaryPropertyInterface) {
 	this.Summary = i
 }
 
 // SetTag returns the "tag" property if it exists, and nil otherwise.
-func (this Activity) SetTag(i vocab.TagPropertyInterface) {
+func (this *Activity) SetTag(i vocab.TagPropertyInterface) {
 	this.Tag = i
 }
 
 // SetTarget returns the "target" property if it exists, and nil otherwise.
-func (this Activity) SetTarget(i vocab.TargetPropertyInterface) {
+func (this *Activity) SetTarget(i vocab.TargetPropertyInterface) {
 	this.Target = i
 }
 
 // SetTo returns the "to" property if it exists, and nil otherwise.
-func (this Activity) SetTo(i vocab.ToPropertyInterface) {
+func (this *Activity) SetTo(i vocab.ToPropertyInterface) {
 	this.To = i
 }
 
 // SetType returns the "type" property if it exists, and nil otherwise.
-func (this Activity) SetType(i vocab.TypePropertyInterface) {
+func (this *Activity) SetType(i vocab.TypePropertyInterface) {
 	this.Type = i
 }
 
 // SetUpdated returns the "updated" property if it exists, and nil otherwise.
-func (this Activity) SetUpdated(i vocab.UpdatedPropertyInterface) {
+func (this *Activity) SetUpdated(i vocab.UpdatedPropertyInterface) {
 	this.Updated = i
 }
 
 // SetUrl returns the "url" property if it exists, and nil otherwise.
-func (this Activity) SetUrl(i vocab.UrlPropertyInterface) {
+func (this *Activity) SetUrl(i vocab.UrlPropertyInterface) {
 	this.Url = i
 }
 

streams/impl/activitystreams/type_add/gen_pkg.go

@@ -79,6 +79,10 @@ type privateManager interface {
 	// deserialization method for the "InstrumentPropertyInterface"
 	// non-functional property in the vocabulary "ActivityStreams"
 	DeserializeInstrumentPropertyActivityStreams() func(map[string]interface{}, map[string]string) (vocab.InstrumentPropertyInterface, error)
+	// DeserializeLikesPropertyActivityStreams returns the deserialization
+	// method for the "LikesPropertyInterface" non-functional property in
+	// the vocabulary "ActivityStreams"
+	DeserializeLikesPropertyActivityStreams() func(map[string]interface{}, map[string]string) (vocab.LikesPropertyInterface, error)
 	// DeserializeLocationPropertyActivityStreams returns the deserialization
 	// method for the "LocationPropertyInterface" non-functional property
 	// in the vocabulary "ActivityStreams"
@@ -115,6 +119,10 @@ type privateManager interface {
 	// method for the "ResultPropertyInterface" non-functional property in
 	// the vocabulary "ActivityStreams"
 	DeserializeResultPropertyActivityStreams() func(map[string]interface{}, map[string]string) (vocab.ResultPropertyInterface, error)
+	// DeserializeSharesPropertyActivityStreams returns the deserialization
+	// method for the "SharesPropertyInterface" non-functional property in
+	// the vocabulary "ActivityStreams"
+	DeserializeSharesPropertyActivityStreams() func(map[string]interface{}, map[string]string) (vocab.SharesPropertyInterface, error)
 	// DeserializeStartTimePropertyActivityStreams returns the deserialization
 	// method for the "StartTimePropertyInterface" non-functional property
 	// in the vocabulary "ActivityStreams"