lost+found/src/pattern.js
function (pattern) {
            var
                parser = new PatternParser();
            parser.parse(pattern, null);
            this._patternItem = parser.patternItem();
        }
function (pattern) {
            var
                parser = new PatternParser();
            parser.parse(pattern, null);
            this._patternItem = parser.patternItem();
        }
function ( pattern ) { var parser = new PatternParser ( ) ; parser . parse ( pattern , null ) ; this . _patternItem = parser . patternItem ( ) ; }
Constructor, check and compile the pattern

@param {String} pattern
Constructor check and compile the pattern