parseError: function parseError(str, hash) {
    if (hash.recoverable) {
        this.trace(str);
    } else {
        function _parseError (msg, hash) {
            this.message = msg;
            this.hash = hash;
        }
        _parseError.prototype = Error;

        throw new _parseError(str, hash);
    }
},
The software constructs all or part of a code segment using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the syntax or behavior of the intended code segment.