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Versions: 4
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Contents
module Vedeu # Trigger a registered or system event by name with arguments. If the # event stored returns a value, that is returned. If multiple events are # registered for a name, then the result of each event will be returned as # part of a collection. # # @example # Vedeu.trigger(:my_event, :oxidize, 'nitrogen') # # @api private # class Trigger class << self # @param name [Symbol] The name of the event you wish to trigger. The event # does not have to exist. # @param args [Array] Any arguments the event needs to execute correctly. # @return [Array] def trigger(name, *args) new(name, *args).trigger end end # @see Vedeu::Trigger.trigger # @return [Trigger] def initialize(name, *args) @name = name @args = args @repository = Vedeu.events end # @see Vedeu::Trigger.trigger # @return [Array] def trigger if results.one? results.first else results end end private attr_reader :name, :args, :repository # @return [Array<void>|void] def results @results ||= registered_events.map { |event| event.trigger(*args) } end # @return [Array|Array<Vedeu::Event>] def registered_events return [] unless repository.registered?(name) repository.find(name) end end # Trigger end # Vedeu
Version data entries
4 entries across 4 versions & 1 rubygems
Version | Path |
---|---|
vedeu-0.4.2 | lib/vedeu/events/trigger.rb |
vedeu-0.4.1 | lib/vedeu/events/trigger.rb |
vedeu-0.4.0 | lib/vedeu/events/trigger.rb |
vedeu-0.3.5 | lib/vedeu/events/trigger.rb |