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1 // Copyright 2016 the V8 project authors. All rights reserved. | |
2 // Use of this source code is governed by a BSD-style license that can be | |
3 // found in the LICENSE file. | |
4 | |
5 // Flags: --expose-debug-as debug | |
6 | |
7 // Test that debug-evaluate doesn't crash when this is used before super() call | |
8 // in constructor. | |
9 | |
10 Debug = debug.Debug | |
11 | |
12 var result; | |
13 | |
14 function listener(event, exec_state, event_data, data) | |
15 { | |
16 try { | |
17 if (event == Debug.DebugEvent.Break) { | |
18 result = exec_state.frame(0).evaluate("this.a").value(); | |
19 } | |
20 } catch (e) { | |
21 result = e.message; | |
22 } | |
23 } | |
24 | |
25 Debug.setListener(listener); | |
26 | |
27 class A { constructor () { this.a = 239; } } | |
28 class B extends A { | |
29 constructor () { | |
30 debugger; | |
31 assertEquals("Cannot read property 'a' of undefined", result); | |
32 super(); | |
33 debugger; | |
34 assertEquals(239, result); | |
35 } | |
36 } | |
37 new B(); | |
38 | |
39 Debug.setListener(null); | |
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