# Module: Concurrent::ErlangActor::EnvironmentConstants

Included in:
  Concurrent::ErlangActor

Defined in:
  lib/concurrent-ruby-edge/concurrent/edge/erlang_actor.rb

## Overview

These constants are useful where the body of an actor is defined. For convenience they are provided in this module for including.

Examples:

    include Concurrent::ErlangActor::EnvironmentConstants
    actor = Concurrent::ErlangActor.spawn(:on_thread) do
      receive on(Numeric) { |v| v.succ },
              on(ANY) { terminate :bad_message },
              on(TIMEOUT) { terminate :no_message },
              timeout: 1
    end

## Defined Under Namespace

Classes: AbstractLogicOperationMatcher, And, Or

## Constant Summary collapse

TIMEOUT =

Unique identifier of a timeout, singleton.

      Token.new 'TIMEOUT'

ANY =

A singleton which matches anything using #=== method

      Promises::Channel::ANY