// Copyright 2015 the V8 project authors. All rights reserved. // Use of this source code is governed by a BSD-style license that can be // found in the LICENSE file. // Flags: --strong-mode (function UseStrongScoping() { assertThrows("'use strong'; 0 == 0", SyntaxError); assertThrows("'use strong'; try {} catch(e) { { 0 == 0 } }", SyntaxError); assertThrows("function f() { 'use strong'; 0 == 0 }", SyntaxError); assertThrows("'use strong'; function f() { 0 == 0 }", SyntaxError); assertThrows("'use strong'; function f() { function g() { 0 == 0 } }", SyntaxError); assertThrows("'use strong'; eval('function f() { 0 == 0 }')", SyntaxError); assertTrue(eval("function f() { 'use strong' } 0 == 0")); assertTrue(eval("eval('\\\'use strong\\\''); 0 == 0")); })(); (function UseStrongMixed() { assertThrows("'use strict'; 'use strong'; 0 == 0", SyntaxError); assertThrows("'use strong'; 'use strict'; 0 == 0", SyntaxError); assertThrows("'use strong'; 'use strong'; 0 == 0", SyntaxError); assertThrows("'use strict'; function f() { 'use strong'; 0 == 0 }", SyntaxError); assertThrows("'use strong'; function f() { 'use strict'; 0 == 0 }", SyntaxError); assertTrue(eval("'use strict'; function f() { 'use strong' } 0 == 0")); assertTrue(eval("var x; function f() { 'use strong' } delete x")); assertThrows("'use strict'; var x; function f() { 'use strong' } delete x", SyntaxError); })();