Method parenExpr

rhino/src/main/java/org/mozilla/javascript/Parser.java:3699–3738

()

    }

    private AstNode parenExpr() throws IOException {
        boolean wasInForInit = inForInit;
        inForInit = false;
        try {
            Comment jsdocNode = getAndResetJsDoc();
            int lineno = lineNumber(), column = columnNumber();
            int begin = ts.tokenBeg;
            AstNode e = (peekToken() == Token.RP ? new EmptyExpression(begin) : expr(true));
            if (peekToken() == Token.FOR) {
                return generatorExpression(e, begin);
            }
            mustMatchToken(Token.RP, "msg.no.paren", true);

            int length = ts.tokenEnd - begin;

            boolean hasObjectLiteralDestructuring =
                    e.getIntProp(Node.OBJECT_LITERAL_DESTRUCTURING, 0) == 1;
            boolean hasTrailingComma = e.getIntProp(Node.TRAILING_COMMA, 0) == 1;
            if ((hasTrailingComma || hasObjectLiteralDestructuring || e.getType() == Token.EMPTY)
                    && peekToken() != Token.ARROW) {
                reportError("msg.syntax");
                return makeErrorNode();
            }

            ParenthesizedExpression pn = new ParenthesizedExpression(begin, length, e);
            pn.setLineColumnNumber(lineno, column);
            if (jsdocNode == null) {
                jsdocNode = getAndResetJsDoc();
            }
            if (jsdocNode != null) {
                pn.setJsDocNode(jsdocNode);
            }
            if (hasTrailingComma) {
                pn.putIntProp(Node.TRAILING_COMMA, 1);
            }
            return pn;
        } finally {
            inForInit = wasInForInit;
        }
    }

    private AstNode name(int ttFlagged, int tt) throws IOException {
        String nameString = ts.getString();