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dex/storage/ent/db/connector_query.go
m.nabokikh 8553309db3 Add obsolete tokens, resolve conflicts, bump ent
Signed-off-by: m.nabokikh <maksim.nabokikh@flant.com>
2021-05-02 12:43:21 +04:00

906 lines
23 KiB
Go

// Code generated by entc, DO NOT EDIT.
package db
import (
"context"
"errors"
"fmt"
"math"
"entgo.io/ent/dialect/sql"
"entgo.io/ent/dialect/sql/sqlgraph"
"entgo.io/ent/schema/field"
"github.com/dexidp/dex/storage/ent/db/connector"
"github.com/dexidp/dex/storage/ent/db/predicate"
)
// ConnectorQuery is the builder for querying Connector entities.
type ConnectorQuery struct {
config
limit *int
offset *int
unique *bool
order []OrderFunc
fields []string
predicates []predicate.Connector
// intermediate query (i.e. traversal path).
sql *sql.Selector
path func(context.Context) (*sql.Selector, error)
}
// Where adds a new predicate for the ConnectorQuery builder.
func (cq *ConnectorQuery) Where(ps ...predicate.Connector) *ConnectorQuery {
cq.predicates = append(cq.predicates, ps...)
return cq
}
// Limit adds a limit step to the query.
func (cq *ConnectorQuery) Limit(limit int) *ConnectorQuery {
cq.limit = &limit
return cq
}
// Offset adds an offset step to the query.
func (cq *ConnectorQuery) Offset(offset int) *ConnectorQuery {
cq.offset = &offset
return cq
}
// Unique configures the query builder to filter duplicate records on query.
// By default, unique is set to true, and can be disabled using this method.
func (cq *ConnectorQuery) Unique(unique bool) *ConnectorQuery {
cq.unique = &unique
return cq
}
// Order adds an order step to the query.
func (cq *ConnectorQuery) Order(o ...OrderFunc) *ConnectorQuery {
cq.order = append(cq.order, o...)
return cq
}
// First returns the first Connector entity from the query.
// Returns a *NotFoundError when no Connector was found.
func (cq *ConnectorQuery) First(ctx context.Context) (*Connector, error) {
nodes, err := cq.Limit(1).All(ctx)
if err != nil {
return nil, err
}
if len(nodes) == 0 {
return nil, &NotFoundError{connector.Label}
}
return nodes[0], nil
}
// FirstX is like First, but panics if an error occurs.
func (cq *ConnectorQuery) FirstX(ctx context.Context) *Connector {
node, err := cq.First(ctx)
if err != nil && !IsNotFound(err) {
panic(err)
}
return node
}
// FirstID returns the first Connector ID from the query.
// Returns a *NotFoundError when no Connector ID was found.
func (cq *ConnectorQuery) FirstID(ctx context.Context) (id string, err error) {
var ids []string
if ids, err = cq.Limit(1).IDs(ctx); err != nil {
return
}
if len(ids) == 0 {
err = &NotFoundError{connector.Label}
return
}
return ids[0], nil
}
// FirstIDX is like FirstID, but panics if an error occurs.
func (cq *ConnectorQuery) FirstIDX(ctx context.Context) string {
id, err := cq.FirstID(ctx)
if err != nil && !IsNotFound(err) {
panic(err)
}
return id
}
// Only returns a single Connector entity found by the query, ensuring it only returns one.
// Returns a *NotSingularError when exactly one Connector entity is not found.
// Returns a *NotFoundError when no Connector entities are found.
func (cq *ConnectorQuery) Only(ctx context.Context) (*Connector, error) {
nodes, err := cq.Limit(2).All(ctx)
if err != nil {
return nil, err
}
switch len(nodes) {
case 1:
return nodes[0], nil
case 0:
return nil, &NotFoundError{connector.Label}
default:
return nil, &NotSingularError{connector.Label}
}
}
// OnlyX is like Only, but panics if an error occurs.
func (cq *ConnectorQuery) OnlyX(ctx context.Context) *Connector {
node, err := cq.Only(ctx)
if err != nil {
panic(err)
}
return node
}
// OnlyID is like Only, but returns the only Connector ID in the query.
// Returns a *NotSingularError when exactly one Connector ID is not found.
// Returns a *NotFoundError when no entities are found.
func (cq *ConnectorQuery) OnlyID(ctx context.Context) (id string, err error) {
var ids []string
if ids, err = cq.Limit(2).IDs(ctx); err != nil {
return
}
switch len(ids) {
case 1:
id = ids[0]
case 0:
err = &NotFoundError{connector.Label}
default:
err = &NotSingularError{connector.Label}
}
return
}
// OnlyIDX is like OnlyID, but panics if an error occurs.
func (cq *ConnectorQuery) OnlyIDX(ctx context.Context) string {
id, err := cq.OnlyID(ctx)
if err != nil {
panic(err)
}
return id
}
// All executes the query and returns a list of Connectors.
func (cq *ConnectorQuery) All(ctx context.Context) ([]*Connector, error) {
if err := cq.prepareQuery(ctx); err != nil {
return nil, err
}
return cq.sqlAll(ctx)
}
// AllX is like All, but panics if an error occurs.
func (cq *ConnectorQuery) AllX(ctx context.Context) []*Connector {
nodes, err := cq.All(ctx)
if err != nil {
panic(err)
}
return nodes
}
// IDs executes the query and returns a list of Connector IDs.
func (cq *ConnectorQuery) IDs(ctx context.Context) ([]string, error) {
var ids []string
if err := cq.Select(connector.FieldID).Scan(ctx, &ids); err != nil {
return nil, err
}
return ids, nil
}
// IDsX is like IDs, but panics if an error occurs.
func (cq *ConnectorQuery) IDsX(ctx context.Context) []string {
ids, err := cq.IDs(ctx)
if err != nil {
panic(err)
}
return ids
}
// Count returns the count of the given query.
func (cq *ConnectorQuery) Count(ctx context.Context) (int, error) {
if err := cq.prepareQuery(ctx); err != nil {
return 0, err
}
return cq.sqlCount(ctx)
}
// CountX is like Count, but panics if an error occurs.
func (cq *ConnectorQuery) CountX(ctx context.Context) int {
count, err := cq.Count(ctx)
if err != nil {
panic(err)
}
return count
}
// Exist returns true if the query has elements in the graph.
func (cq *ConnectorQuery) Exist(ctx context.Context) (bool, error) {
if err := cq.prepareQuery(ctx); err != nil {
return false, err
}
return cq.sqlExist(ctx)
}
// ExistX is like Exist, but panics if an error occurs.
func (cq *ConnectorQuery) ExistX(ctx context.Context) bool {
exist, err := cq.Exist(ctx)
if err != nil {
panic(err)
}
return exist
}
// Clone returns a duplicate of the ConnectorQuery builder, including all associated steps. It can be
// used to prepare common query builders and use them differently after the clone is made.
func (cq *ConnectorQuery) Clone() *ConnectorQuery {
if cq == nil {
return nil
}
return &ConnectorQuery{
config: cq.config,
limit: cq.limit,
offset: cq.offset,
order: append([]OrderFunc{}, cq.order...),
predicates: append([]predicate.Connector{}, cq.predicates...),
// clone intermediate query.
sql: cq.sql.Clone(),
path: cq.path,
}
}
// GroupBy is used to group vertices by one or more fields/columns.
// It is often used with aggregate functions, like: count, max, mean, min, sum.
//
// Example:
//
// var v []struct {
// Type string `json:"type,omitempty"`
// Count int `json:"count,omitempty"`
// }
//
// client.Connector.Query().
// GroupBy(connector.FieldType).
// Aggregate(db.Count()).
// Scan(ctx, &v)
//
func (cq *ConnectorQuery) GroupBy(field string, fields ...string) *ConnectorGroupBy {
group := &ConnectorGroupBy{config: cq.config}
group.fields = append([]string{field}, fields...)
group.path = func(ctx context.Context) (prev *sql.Selector, err error) {
if err := cq.prepareQuery(ctx); err != nil {
return nil, err
}
return cq.sqlQuery(ctx), nil
}
return group
}
// Select allows the selection one or more fields/columns for the given query,
// instead of selecting all fields in the entity.
//
// Example:
//
// var v []struct {
// Type string `json:"type,omitempty"`
// }
//
// client.Connector.Query().
// Select(connector.FieldType).
// Scan(ctx, &v)
//
func (cq *ConnectorQuery) Select(field string, fields ...string) *ConnectorSelect {
cq.fields = append([]string{field}, fields...)
return &ConnectorSelect{ConnectorQuery: cq}
}
func (cq *ConnectorQuery) prepareQuery(ctx context.Context) error {
for _, f := range cq.fields {
if !connector.ValidColumn(f) {
return &ValidationError{Name: f, err: fmt.Errorf("db: invalid field %q for query", f)}
}
}
if cq.path != nil {
prev, err := cq.path(ctx)
if err != nil {
return err
}
cq.sql = prev
}
return nil
}
func (cq *ConnectorQuery) sqlAll(ctx context.Context) ([]*Connector, error) {
var (
nodes = []*Connector{}
_spec = cq.querySpec()
)
_spec.ScanValues = func(columns []string) ([]interface{}, error) {
node := &Connector{config: cq.config}
nodes = append(nodes, node)
return node.scanValues(columns)
}
_spec.Assign = func(columns []string, values []interface{}) error {
if len(nodes) == 0 {
return fmt.Errorf("db: Assign called without calling ScanValues")
}
node := nodes[len(nodes)-1]
return node.assignValues(columns, values)
}
if err := sqlgraph.QueryNodes(ctx, cq.driver, _spec); err != nil {
return nil, err
}
if len(nodes) == 0 {
return nodes, nil
}
return nodes, nil
}
func (cq *ConnectorQuery) sqlCount(ctx context.Context) (int, error) {
_spec := cq.querySpec()
return sqlgraph.CountNodes(ctx, cq.driver, _spec)
}
func (cq *ConnectorQuery) sqlExist(ctx context.Context) (bool, error) {
n, err := cq.sqlCount(ctx)
if err != nil {
return false, fmt.Errorf("db: check existence: %w", err)
}
return n > 0, nil
}
func (cq *ConnectorQuery) querySpec() *sqlgraph.QuerySpec {
_spec := &sqlgraph.QuerySpec{
Node: &sqlgraph.NodeSpec{
Table: connector.Table,
Columns: connector.Columns,
ID: &sqlgraph.FieldSpec{
Type: field.TypeString,
Column: connector.FieldID,
},
},
From: cq.sql,
Unique: true,
}
if unique := cq.unique; unique != nil {
_spec.Unique = *unique
}
if fields := cq.fields; len(fields) > 0 {
_spec.Node.Columns = make([]string, 0, len(fields))
_spec.Node.Columns = append(_spec.Node.Columns, connector.FieldID)
for i := range fields {
if fields[i] != connector.FieldID {
_spec.Node.Columns = append(_spec.Node.Columns, fields[i])
}
}
}
if ps := cq.predicates; len(ps) > 0 {
_spec.Predicate = func(selector *sql.Selector) {
for i := range ps {
ps[i](selector)
}
}
}
if limit := cq.limit; limit != nil {
_spec.Limit = *limit
}
if offset := cq.offset; offset != nil {
_spec.Offset = *offset
}
if ps := cq.order; len(ps) > 0 {
_spec.Order = func(selector *sql.Selector) {
for i := range ps {
ps[i](selector)
}
}
}
return _spec
}
func (cq *ConnectorQuery) sqlQuery(ctx context.Context) *sql.Selector {
builder := sql.Dialect(cq.driver.Dialect())
t1 := builder.Table(connector.Table)
selector := builder.Select(t1.Columns(connector.Columns...)...).From(t1)
if cq.sql != nil {
selector = cq.sql
selector.Select(selector.Columns(connector.Columns...)...)
}
for _, p := range cq.predicates {
p(selector)
}
for _, p := range cq.order {
p(selector)
}
if offset := cq.offset; offset != nil {
// limit is mandatory for offset clause. We start
// with default value, and override it below if needed.
selector.Offset(*offset).Limit(math.MaxInt32)
}
if limit := cq.limit; limit != nil {
selector.Limit(*limit)
}
return selector
}
// ConnectorGroupBy is the group-by builder for Connector entities.
type ConnectorGroupBy struct {
config
fields []string
fns []AggregateFunc
// intermediate query (i.e. traversal path).
sql *sql.Selector
path func(context.Context) (*sql.Selector, error)
}
// Aggregate adds the given aggregation functions to the group-by query.
func (cgb *ConnectorGroupBy) Aggregate(fns ...AggregateFunc) *ConnectorGroupBy {
cgb.fns = append(cgb.fns, fns...)
return cgb
}
// Scan applies the group-by query and scans the result into the given value.
func (cgb *ConnectorGroupBy) Scan(ctx context.Context, v interface{}) error {
query, err := cgb.path(ctx)
if err != nil {
return err
}
cgb.sql = query
return cgb.sqlScan(ctx, v)
}
// ScanX is like Scan, but panics if an error occurs.
func (cgb *ConnectorGroupBy) ScanX(ctx context.Context, v interface{}) {
if err := cgb.Scan(ctx, v); err != nil {
panic(err)
}
}
// Strings returns list of strings from group-by.
// It is only allowed when executing a group-by query with one field.
func (cgb *ConnectorGroupBy) Strings(ctx context.Context) ([]string, error) {
if len(cgb.fields) > 1 {
return nil, errors.New("db: ConnectorGroupBy.Strings is not achievable when grouping more than 1 field")
}
var v []string
if err := cgb.Scan(ctx, &v); err != nil {
return nil, err
}
return v, nil
}
// StringsX is like Strings, but panics if an error occurs.
func (cgb *ConnectorGroupBy) StringsX(ctx context.Context) []string {
v, err := cgb.Strings(ctx)
if err != nil {
panic(err)
}
return v
}
// String returns a single string from a group-by query.
// It is only allowed when executing a group-by query with one field.
func (cgb *ConnectorGroupBy) String(ctx context.Context) (_ string, err error) {
var v []string
if v, err = cgb.Strings(ctx); err != nil {
return
}
switch len(v) {
case 1:
return v[0], nil
case 0:
err = &NotFoundError{connector.Label}
default:
err = fmt.Errorf("db: ConnectorGroupBy.Strings returned %d results when one was expected", len(v))
}
return
}
// StringX is like String, but panics if an error occurs.
func (cgb *ConnectorGroupBy) StringX(ctx context.Context) string {
v, err := cgb.String(ctx)
if err != nil {
panic(err)
}
return v
}
// Ints returns list of ints from group-by.
// It is only allowed when executing a group-by query with one field.
func (cgb *ConnectorGroupBy) Ints(ctx context.Context) ([]int, error) {
if len(cgb.fields) > 1 {
return nil, errors.New("db: ConnectorGroupBy.Ints is not achievable when grouping more than 1 field")
}
var v []int
if err := cgb.Scan(ctx, &v); err != nil {
return nil, err
}
return v, nil
}
// IntsX is like Ints, but panics if an error occurs.
func (cgb *ConnectorGroupBy) IntsX(ctx context.Context) []int {
v, err := cgb.Ints(ctx)
if err != nil {
panic(err)
}
return v
}
// Int returns a single int from a group-by query.
// It is only allowed when executing a group-by query with one field.
func (cgb *ConnectorGroupBy) Int(ctx context.Context) (_ int, err error) {
var v []int
if v, err = cgb.Ints(ctx); err != nil {
return
}
switch len(v) {
case 1:
return v[0], nil
case 0:
err = &NotFoundError{connector.Label}
default:
err = fmt.Errorf("db: ConnectorGroupBy.Ints returned %d results when one was expected", len(v))
}
return
}
// IntX is like Int, but panics if an error occurs.
func (cgb *ConnectorGroupBy) IntX(ctx context.Context) int {
v, err := cgb.Int(ctx)
if err != nil {
panic(err)
}
return v
}
// Float64s returns list of float64s from group-by.
// It is only allowed when executing a group-by query with one field.
func (cgb *ConnectorGroupBy) Float64s(ctx context.Context) ([]float64, error) {
if len(cgb.fields) > 1 {
return nil, errors.New("db: ConnectorGroupBy.Float64s is not achievable when grouping more than 1 field")
}
var v []float64
if err := cgb.Scan(ctx, &v); err != nil {
return nil, err
}
return v, nil
}
// Float64sX is like Float64s, but panics if an error occurs.
func (cgb *ConnectorGroupBy) Float64sX(ctx context.Context) []float64 {
v, err := cgb.Float64s(ctx)
if err != nil {
panic(err)
}
return v
}
// Float64 returns a single float64 from a group-by query.
// It is only allowed when executing a group-by query with one field.
func (cgb *ConnectorGroupBy) Float64(ctx context.Context) (_ float64, err error) {
var v []float64
if v, err = cgb.Float64s(ctx); err != nil {
return
}
switch len(v) {
case 1:
return v[0], nil
case 0:
err = &NotFoundError{connector.Label}
default:
err = fmt.Errorf("db: ConnectorGroupBy.Float64s returned %d results when one was expected", len(v))
}
return
}
// Float64X is like Float64, but panics if an error occurs.
func (cgb *ConnectorGroupBy) Float64X(ctx context.Context) float64 {
v, err := cgb.Float64(ctx)
if err != nil {
panic(err)
}
return v
}
// Bools returns list of bools from group-by.
// It is only allowed when executing a group-by query with one field.
func (cgb *ConnectorGroupBy) Bools(ctx context.Context) ([]bool, error) {
if len(cgb.fields) > 1 {
return nil, errors.New("db: ConnectorGroupBy.Bools is not achievable when grouping more than 1 field")
}
var v []bool
if err := cgb.Scan(ctx, &v); err != nil {
return nil, err
}
return v, nil
}
// BoolsX is like Bools, but panics if an error occurs.
func (cgb *ConnectorGroupBy) BoolsX(ctx context.Context) []bool {
v, err := cgb.Bools(ctx)
if err != nil {
panic(err)
}
return v
}
// Bool returns a single bool from a group-by query.
// It is only allowed when executing a group-by query with one field.
func (cgb *ConnectorGroupBy) Bool(ctx context.Context) (_ bool, err error) {
var v []bool
if v, err = cgb.Bools(ctx); err != nil {
return
}
switch len(v) {
case 1:
return v[0], nil
case 0:
err = &NotFoundError{connector.Label}
default:
err = fmt.Errorf("db: ConnectorGroupBy.Bools returned %d results when one was expected", len(v))
}
return
}
// BoolX is like Bool, but panics if an error occurs.
func (cgb *ConnectorGroupBy) BoolX(ctx context.Context) bool {
v, err := cgb.Bool(ctx)
if err != nil {
panic(err)
}
return v
}
func (cgb *ConnectorGroupBy) sqlScan(ctx context.Context, v interface{}) error {
for _, f := range cgb.fields {
if !connector.ValidColumn(f) {
return &ValidationError{Name: f, err: fmt.Errorf("invalid field %q for group-by", f)}
}
}
selector := cgb.sqlQuery()
if err := selector.Err(); err != nil {
return err
}
rows := &sql.Rows{}
query, args := selector.Query()
if err := cgb.driver.Query(ctx, query, args, rows); err != nil {
return err
}
defer rows.Close()
return sql.ScanSlice(rows, v)
}
func (cgb *ConnectorGroupBy) sqlQuery() *sql.Selector {
selector := cgb.sql
columns := make([]string, 0, len(cgb.fields)+len(cgb.fns))
columns = append(columns, cgb.fields...)
for _, fn := range cgb.fns {
columns = append(columns, fn(selector))
}
return selector.Select(columns...).GroupBy(cgb.fields...)
}
// ConnectorSelect is the builder for selecting fields of Connector entities.
type ConnectorSelect struct {
*ConnectorQuery
// intermediate query (i.e. traversal path).
sql *sql.Selector
}
// Scan applies the selector query and scans the result into the given value.
func (cs *ConnectorSelect) Scan(ctx context.Context, v interface{}) error {
if err := cs.prepareQuery(ctx); err != nil {
return err
}
cs.sql = cs.ConnectorQuery.sqlQuery(ctx)
return cs.sqlScan(ctx, v)
}
// ScanX is like Scan, but panics if an error occurs.
func (cs *ConnectorSelect) ScanX(ctx context.Context, v interface{}) {
if err := cs.Scan(ctx, v); err != nil {
panic(err)
}
}
// Strings returns list of strings from a selector. It is only allowed when selecting one field.
func (cs *ConnectorSelect) Strings(ctx context.Context) ([]string, error) {
if len(cs.fields) > 1 {
return nil, errors.New("db: ConnectorSelect.Strings is not achievable when selecting more than 1 field")
}
var v []string
if err := cs.Scan(ctx, &v); err != nil {
return nil, err
}
return v, nil
}
// StringsX is like Strings, but panics if an error occurs.
func (cs *ConnectorSelect) StringsX(ctx context.Context) []string {
v, err := cs.Strings(ctx)
if err != nil {
panic(err)
}
return v
}
// String returns a single string from a selector. It is only allowed when selecting one field.
func (cs *ConnectorSelect) String(ctx context.Context) (_ string, err error) {
var v []string
if v, err = cs.Strings(ctx); err != nil {
return
}
switch len(v) {
case 1:
return v[0], nil
case 0:
err = &NotFoundError{connector.Label}
default:
err = fmt.Errorf("db: ConnectorSelect.Strings returned %d results when one was expected", len(v))
}
return
}
// StringX is like String, but panics if an error occurs.
func (cs *ConnectorSelect) StringX(ctx context.Context) string {
v, err := cs.String(ctx)
if err != nil {
panic(err)
}
return v
}
// Ints returns list of ints from a selector. It is only allowed when selecting one field.
func (cs *ConnectorSelect) Ints(ctx context.Context) ([]int, error) {
if len(cs.fields) > 1 {
return nil, errors.New("db: ConnectorSelect.Ints is not achievable when selecting more than 1 field")
}
var v []int
if err := cs.Scan(ctx, &v); err != nil {
return nil, err
}
return v, nil
}
// IntsX is like Ints, but panics if an error occurs.
func (cs *ConnectorSelect) IntsX(ctx context.Context) []int {
v, err := cs.Ints(ctx)
if err != nil {
panic(err)
}
return v
}
// Int returns a single int from a selector. It is only allowed when selecting one field.
func (cs *ConnectorSelect) Int(ctx context.Context) (_ int, err error) {
var v []int
if v, err = cs.Ints(ctx); err != nil {
return
}
switch len(v) {
case 1:
return v[0], nil
case 0:
err = &NotFoundError{connector.Label}
default:
err = fmt.Errorf("db: ConnectorSelect.Ints returned %d results when one was expected", len(v))
}
return
}
// IntX is like Int, but panics if an error occurs.
func (cs *ConnectorSelect) IntX(ctx context.Context) int {
v, err := cs.Int(ctx)
if err != nil {
panic(err)
}
return v
}
// Float64s returns list of float64s from a selector. It is only allowed when selecting one field.
func (cs *ConnectorSelect) Float64s(ctx context.Context) ([]float64, error) {
if len(cs.fields) > 1 {
return nil, errors.New("db: ConnectorSelect.Float64s is not achievable when selecting more than 1 field")
}
var v []float64
if err := cs.Scan(ctx, &v); err != nil {
return nil, err
}
return v, nil
}
// Float64sX is like Float64s, but panics if an error occurs.
func (cs *ConnectorSelect) Float64sX(ctx context.Context) []float64 {
v, err := cs.Float64s(ctx)
if err != nil {
panic(err)
}
return v
}
// Float64 returns a single float64 from a selector. It is only allowed when selecting one field.
func (cs *ConnectorSelect) Float64(ctx context.Context) (_ float64, err error) {
var v []float64
if v, err = cs.Float64s(ctx); err != nil {
return
}
switch len(v) {
case 1:
return v[0], nil
case 0:
err = &NotFoundError{connector.Label}
default:
err = fmt.Errorf("db: ConnectorSelect.Float64s returned %d results when one was expected", len(v))
}
return
}
// Float64X is like Float64, but panics if an error occurs.
func (cs *ConnectorSelect) Float64X(ctx context.Context) float64 {
v, err := cs.Float64(ctx)
if err != nil {
panic(err)
}
return v
}
// Bools returns list of bools from a selector. It is only allowed when selecting one field.
func (cs *ConnectorSelect) Bools(ctx context.Context) ([]bool, error) {
if len(cs.fields) > 1 {
return nil, errors.New("db: ConnectorSelect.Bools is not achievable when selecting more than 1 field")
}
var v []bool
if err := cs.Scan(ctx, &v); err != nil {
return nil, err
}
return v, nil
}
// BoolsX is like Bools, but panics if an error occurs.
func (cs *ConnectorSelect) BoolsX(ctx context.Context) []bool {
v, err := cs.Bools(ctx)
if err != nil {
panic(err)
}
return v
}
// Bool returns a single bool from a selector. It is only allowed when selecting one field.
func (cs *ConnectorSelect) Bool(ctx context.Context) (_ bool, err error) {
var v []bool
if v, err = cs.Bools(ctx); err != nil {
return
}
switch len(v) {
case 1:
return v[0], nil
case 0:
err = &NotFoundError{connector.Label}
default:
err = fmt.Errorf("db: ConnectorSelect.Bools returned %d results when one was expected", len(v))
}
return
}
// BoolX is like Bool, but panics if an error occurs.
func (cs *ConnectorSelect) BoolX(ctx context.Context) bool {
v, err := cs.Bool(ctx)
if err != nil {
panic(err)
}
return v
}
func (cs *ConnectorSelect) sqlScan(ctx context.Context, v interface{}) error {
rows := &sql.Rows{}
query, args := cs.sqlQuery().Query()
if err := cs.driver.Query(ctx, query, args, rows); err != nil {
return err
}
defer rows.Close()
return sql.ScanSlice(rows, v)
}
func (cs *ConnectorSelect) sqlQuery() sql.Querier {
selector := cs.sql
selector.Select(selector.Columns(cs.fields...)...)
return selector
}