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Versions: 31
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Contents
# frozen_string_literal: true
module Aws
class EventEmitter
def initialize
@listeners = {}
@validate_event = true
@signal_queue = Queue.new
end
attr_accessor :stream
attr_accessor :encoder
attr_accessor :validate_event
attr_accessor :signal_queue
def on(type, callback)
(@listeners[type] ||= []) << callback
end
def signal(type, event)
return unless @listeners[type]
@listeners[type].each do |listener|
listener.call(event) if event.event_type == type
end
end
def emit(type, params)
unless @stream
raise Aws::Errors::SignalEventError.new(
"Singaling events before making async request"\
" is not allowed."
)
end
if @validate_event && type != :end_stream
Aws::ParamValidator.validate!(
@encoder.rules.shape.member(type), params)
end
@stream.data(
@encoder.encode(type, params),
end_stream: type == :end_stream
)
end
end
end
Version data entries
31 entries across 31 versions & 1 rubygems