mutual/lib/channel.js

Scala-inspired Actors that use Redis as a message transport

// Generated by CoffeeScript 1.12.7
(function() {
  var Channel;

  Channel = (function() {
    function Channel() {
      this.handlers = [];
    }

    Channel.prototype.send = function(message) {
      return setImmediate((function(_this) {
        return function() {
          return _this.fire(message);
        };
      })(this));
    };

    Channel.prototype.fire = function(message) {
      var handler, i, len, ref, results;
      this["package"](message);
      ref = this.handlers;
      results = [];
      for (i = 0, len = ref.length; i < len; i++) {
        handler = ref[i];
        results.push(handler(message));
      }
      return results;
    };

    Channel.prototype.receive = function(handler) {
      return this.handlers.push(handler);
    };

    Channel.prototype.remove = function(handler) {
      var _handler;
      return this.handlers = (function() {
        var i, len, ref, results;
        ref = this.handlers;
        results = [];
        for (i = 0, len = ref.length; i < len; i++) {
          _handler = ref[i];
          if (_handler !== handler) {
            results.push(_handler);
          }
        }
        return results;
      }).call(this);
    };

    Channel.prototype.forward = function(channel) {
      return this.receive((function(_this) {
        return function(message) {
          return channel.fire(message);
        };
      })(this));
    };

    Channel.prototype.source = function(block) {
      var channel;
      channel = new this.constructor;
      channel.forward(this);
      if (block != null) {
        block(channel);
      }
      return channel;
    };

    Channel.prototype["package"] = function(message) {
      return message;
    };

    return Channel;

  })();

  module.exports = Channel;

}).call(this);