2602 final int tryLine = line;
2603 final long tryToken = token;
2604 // TRY tested in caller.
2605 next();
2606
2607 // Container block needed to act as target for labeled break statements
2608 final int startLine = line;
2609 final ParserContextBlockNode outer = newBlock();
2610 // Create try.
2611
2612 try {
2613 final Block tryBody = getBlock(true);
2614 final List<Block> catchBlocks = new ArrayList<>();
2615
2616 while (type == CATCH) {
2617 final int catchLine = line;
2618 final long catchToken = token;
2619 next();
2620 expect(LPAREN);
2621
2622 // FIXME: ES6 catch parameter can be a BindingIdentifier or a BindingPattern
2623 // We need to generalize this here!
2624 // http://www.ecma-international.org/ecma-262/6.0/
2625 final IdentNode exception = getIdent();
2626
2627 // ECMA 12.4.1 strict mode restrictions
2628 verifyStrictIdent(exception, "catch argument");
2629
2630 // Nashorn extension: catch clause can have optional
2631 // condition. So, a single try can have more than one
2632 // catch clause each with it's own condition.
2633 final Expression ifExpression;
2634 if (!env._no_syntax_extensions && type == IF) {
2635 next();
2636 // Get the exception condition.
2637 ifExpression = expression();
2638 } else {
2639 ifExpression = null;
2640 }
2641
2642 expect(RPAREN);
2643
2644 final ParserContextBlockNode catchBlock = newBlock();
2645 try {
2646 // Get CATCH body.
2647 final Block catchBody = getBlock(true);
2648 final CatchNode catchNode = new CatchNode(catchLine, catchToken, finish, exception, ifExpression, catchBody, false);
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2602 final int tryLine = line;
2603 final long tryToken = token;
2604 // TRY tested in caller.
2605 next();
2606
2607 // Container block needed to act as target for labeled break statements
2608 final int startLine = line;
2609 final ParserContextBlockNode outer = newBlock();
2610 // Create try.
2611
2612 try {
2613 final Block tryBody = getBlock(true);
2614 final List<Block> catchBlocks = new ArrayList<>();
2615
2616 while (type == CATCH) {
2617 final int catchLine = line;
2618 final long catchToken = token;
2619 next();
2620 expect(LPAREN);
2621
2622 // ES6 catch parameter can be a BindingIdentifier or a BindingPattern
2623 // http://www.ecma-international.org/ecma-262/6.0/
2624 final String contextString = "catch argument";
2625 final Expression exception = bindingIdentifierOrPattern(contextString);
2626 final boolean isDestructuring = !(exception instanceof IdentNode);
2627 if (isDestructuring) {
2628 verifyDestructuringBindingPattern(exception, new Consumer<IdentNode>() {
2629 @Override
2630 public void accept(final IdentNode identNode) {
2631 verifyIdent(identNode, contextString);
2632 }
2633 });
2634 } else {
2635 // ECMA 12.4.1 strict mode restrictions
2636 verifyStrictIdent((IdentNode) exception, "catch argument");
2637 }
2638
2639
2640 // Nashorn extension: catch clause can have optional
2641 // condition. So, a single try can have more than one
2642 // catch clause each with it's own condition.
2643 final Expression ifExpression;
2644 if (!env._no_syntax_extensions && type == IF) {
2645 next();
2646 // Get the exception condition.
2647 ifExpression = expression();
2648 } else {
2649 ifExpression = null;
2650 }
2651
2652 expect(RPAREN);
2653
2654 final ParserContextBlockNode catchBlock = newBlock();
2655 try {
2656 // Get CATCH body.
2657 final Block catchBody = getBlock(true);
2658 final CatchNode catchNode = new CatchNode(catchLine, catchToken, finish, exception, ifExpression, catchBody, false);
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