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Contents
# Author:: Eric Crane (mailto:eric.crane@mac.com)
# Copyright:: Copyright (c) 2020 Eric Crane. All rights reserved.
#
# An action is a message sent to an object with optional parameters.
#
module Gloo
module Exec
class Action
attr_accessor :msg, :to, :params
#
# Set up the action.
#
def initialize( msg, to, params = nil )
@msg = msg
@to = to
@params = params
end
#
# The action is valid if the object can receive
# the message specified.
#
def valid?
return @to.can_receive_message?( @msg )
end
#
# Execute the action.
# Dispatch the message to the object.
#
def dispatch
@to.send_message @msg, @params
end
#
# Generic function to get display value.
# Can be used for debugging, etc.
#
def display_value
return "#{@msg} -> #{@to.pn}"
end
end
end
end
Version data entries
36 entries across 36 versions & 1 rubygems