old_contents: /**
   * Utility methods for parsing angular codes
   */
  var fs = require('fs');
  var $q = require('q');
  var NGDepedencyParser = require('./NGDependencyParser');
  
  module.exports = {
  	parseFile: parseFile,
  	parseFolder: parseFolder
  };
  
  /**
   * Extracts information about the angular objects within a file.
   * @param {String} filePath
   * @returns {q.promise} fileObject
   */
  function parseFile(filePath) {
  	var deferred = $q.defer();
  	var filePath = filePath;
  
  	fs.readFile(filePath, 'utf8', function (err, data) {
  		if (err) {
  			// console.log(err);
  			deferred.reject();
  			return;
  		}
  
  		// now that we have the codes
  		var ngObject = NGDepedencyParser.parseCode(data);
  		var fileObject = {
  			filePath: filePath,
  			results: ngObject
  		}
  		deferred.resolve(fileObject);
  	});
  
  	return deferred.promise;
  }
  
  /**
   * Parses all files in a directory and returns angular object information.
   * @param {String} directoryPath
   * @returns {q.promise} fileObjects[]
   */
  function parseFolder(directoryPath) {
  	var deferred = $q.defer();
  	var directoryPath = directoryPath;
  	var fileObjects = [];
  
  	fs.readdir(directoryPath, function (err, files) {
  		if (err) {
  			return console.log(err);
  		}
  		var nodes = [];
  		var qs = [];
  		for (var i = 0; i < files.length; i++) {
  			var fullFilePath = directoryPath + '/' + files[i];
  			var result = NGDepedencyParser.parseFile(fullFilePath);
  			result.then(function(fileObject) {
  				fileObjects.push(fileObject);
  			});
  			qs.push(result);
  		}
  		$q.all(qs).then(function() {
  			deferred.resolve(fileObjects);
  		});
  
  	});
  	return deferred.promise;
  }
  
new_contents: /**
   * Utility methods for parsing angular codes
   */
  var fs = require('fs');
  var $q = require('q');
  var NGDependencyParser = require('./NGDependencyParser');
  
  module.exports = {
  	parseFile: parseFile,
  	parseFolder: parseFolder
  };
  
  /**
   * Extracts information about the angular objects within a file.
   * @param {String} filePath
   * @returns {q.promise} fileObject
   */
  function parseFile(filePath) {
  	var deferred = $q.defer();
  	var filePath = filePath;
  
  	fs.readFile(filePath, 'utf8', function (err, data) {
  		if (err) {
  			// console.log(err);
  			deferred.reject();
  			return;
  		}
  
  		// now that we have the codes
  		var ngObject = NGDependencyParser.parseCode(data);
  		var fileObject = {
  			filePath: filePath,
  			results: ngObject
  		}
  		deferred.resolve(fileObject);
  	});
  
  	return deferred.promise;
  }
  
  /**
   * Parses all files in a directory and returns angular object information.
   * @param {String} directoryPath
   * @returns {q.promise} fileObjects[]
   */
  function parseFolder(directoryPath) {
  	var deferred = $q.defer();
  	var directoryPath = directoryPath;
  	var fileObjects = [];
  
  	fs.readdir(directoryPath, function (err, files) {
  		if (err) {
  			return console.log(err);
  		}
  		var nodes = [];
  		var qs = [];
  		for (var i = 0; i < files.length; i++) {
  			var fullFilePath = directoryPath + '/' + files[i];
  			var result = NGDependencyParser.parseFile(fullFilePath);
  			result.then(function(fileObject) {
  				fileObjects.push(fileObject);
  			});
  			qs.push(result);
  		}
  		$q.all(qs).then(function() {
  			deferred.resolve(fileObjects);
  		});
  
  	});
  	return deferred.promise;
  }
  
subject: Fix typo