coffee-fmt/backend/Backend.js

a `gofmt` inspired Coffeescript formatter/beautifier.

/**
 * Backend.js
 * 
 * The framework class the represents the back end component.
 */

 var EventEmitter = require('events').EventEmitter
, _ = require('lodash')
, process
, sendMessage
;

/**
 * Process the intermediate code and the symbol table generated by the 
 * parser.  To be implemented by a compiler or an interpreter subclass.
 * @param iCode the intermediate code
 * @param symTab the symbol table.
 * @throws Error if an error occurred.
 */
process = function (iCode, symTab) {
};

/**
 * Send a message to listeners.
 * @param message the message to send to listeners.
 */
sendMessage = function (message) {
	this.emit('message', message);
};

/**
 * Constructor.
 */
exports.Backend = function () {
	return _.extend({
		symTab: null
		, iCode: null
		, process: process
		, sendMessage: sendMessage
	}, EventEmitter.prototype);
};