text: var	PATTERN_SPECIAL_CHAR = /["\\\r\n\t\f]/g,
  
  	ESCAPE = {
  		'"': '\\"',
  		'\r': '\\r',
  		'\n': '\\n',
  		'\t': '\\t',
  		'\f': '\\f'
  	};
  
  module.exports = function (config) {
  	/**
  	 * Convert text file to JS string.
  	 * @param context {Object}
  	 * @param next {Function}
  	 */
  	return function (context, next) {
  		var file = context.file;
  
  		file.data = '"'
  			+ file.data.replace(PATTERN_SPECIAL_CHAR, function (char) {
  				return ESCAPE[char];
  			})
  			+ '"';
  
  		next();
  	};
  };