Function parseFunctionDeclaration

scripts/libs/esprima.js:4066–4106

(node)

    }

    function parseFunctionDeclaration(node) {
        var id, params = [], defaults = [], body, token, stricted, tmp, firstRestricted, message, previousStrict;

        expectKeyword('function');
        token = lookahead;
        id = parseVariableIdentifier();
        if (strict) {
            if (isRestrictedWord(token.value)) {
                tolerateUnexpectedToken(token, Messages.StrictFunctionName);
            }
        } else {
            if (isRestrictedWord(token.value)) {
                firstRestricted = token;
                message = Messages.StrictFunctionName;
            } else if (isStrictModeReservedWord(token.value)) {
                firstRestricted = token;
                message = Messages.StrictReservedWord;
            }
        }

        tmp = parseParams(firstRestricted);
        params = tmp.params;
        defaults = tmp.defaults;
        stricted = tmp.stricted;
        firstRestricted = tmp.firstRestricted;
        if (tmp.message) {
            message = tmp.message;
        }

        previousStrict = strict;
        body = parseFunctionSourceElements();
        if (strict && firstRestricted) {
            throwUnexpectedToken(firstRestricted, message);
        }
        if (strict && stricted) {
            tolerateUnexpectedToken(stricted, message);
        }
        strict = previousStrict;

        return node.finishFunctionDeclaration(id, params, defaults, body);
    }

    function parseFunctionExpression() {
        var token, id = null, stricted, firstRestricted, message, tmp,