class Emit::OutputGuard

Attributes

action[R]
channel_end[R]
message[R]

Public Class Methods

new(argument, message, action=nil) click to toggle source
# File lib/emit/output_guard.rb, line 5
def initialize(argument, message, action=nil)
  case argument
  when OutputGuard
    @channel_end, @message, @action = argument.channel_end, argument.message, argument.action
  when ChannelEndWrite
    @channel_end, @message, @action = argument, message, action
  when Array
    fail "Wrong number of arguments" unless argument.size == 3
    @channel_end, @message, @action = argument
  else
    fail "Unknown output guard type"
  end

  fail "OutputGuard must have a writing channel end." unless ChannelEndWrite === channel_end
  fail "OutputGuard action cannot be nil" if @action.nil?
end