debian-mirror-gitlab/debian/gems-compat/opentracing-0.4.3/lib/opentracing/span.rb
2019-03-14 13:13:30 +05:30

68 lines
1.9 KiB
Ruby

module OpenTracing
# Span represents an OpenTracing Span
#
# See http://www.opentracing.io for more information.
class Span
NOOP_INSTANCE = Span.new.freeze
# Set the name of the operation
#
# @param [String] name
def operation_name=(name); end
# Span Context
#
# @return [SpanContext]
def context
SpanContext::NOOP_INSTANCE
end
# Set a tag value on this span
# @param key [String] the key of the tag
# @param value [String, Numeric, Boolean] the value of the tag. If it's not
# a String, Numeric, or Boolean it will be encoded with to_s
def set_tag(key, value)
self
end
# Set a baggage item on the span
# @param key [String] the key of the baggage item
# @param value [String] the value of the baggage item
def set_baggage_item(key, value)
self
end
# Get a baggage item
# @param key [String] the key of the baggage item
# @return [String] value of the baggage item
def get_baggage_item(key)
nil
end
# @deprecated Use {#log_kv} instead.
# Reason: event is an optional standard log field defined in spec and not required. Also,
# method name {#log_kv} is more consistent with other language implementations such as Python and Go.
#
# Add a log entry to this span
# @param event [String] event name for the log
# @param timestamp [Time] time of the log
# @param fields [Hash] Additional information to log
def log(event: nil, timestamp: Time.now, **fields)
warn 'Span#log is deprecated. Please use Span#log_kv instead.'
nil
end
# Add a log entry to this span
# @param timestamp [Time] time of the log
# @param fields [Hash] Additional information to log
def log_kv(timestamp: Time.now, **fields)
nil
end
# Finish the {Span}
# @param end_time [Time] custom end time, if not now
def finish(end_time: Time.now)
nil
end
end
end