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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 var Debug = debug.Debug; |
| 8 var steps = 0; |
| 9 var exception = null; |
| 10 |
| 11 function listener(event, execState, eventData, data) { |
| 12 if (event != Debug.DebugEvent.Break) return; |
| 13 try { |
| 14 assertEquals([ debug.ScopeType.Local, |
| 15 debug.ScopeType.Script, |
| 16 debug.ScopeType.Global], |
| 17 execState.frame().allScopes().map(s => s.scopeType())); |
| 18 var x_value = execState.frame().evaluate("x").value(); |
| 19 if (steps < 2) { |
| 20 assertEquals(undefined, x_value); |
| 21 execState.prepareStep(Debug.StepAction.StepIn); |
| 22 } else { |
| 23 assertEquals("l => l", x_value.toString()); |
| 24 } |
| 25 steps++; |
| 26 } catch (e) { |
| 27 exception = e; |
| 28 } |
| 29 } |
| 30 |
| 31 Debug.setListener(listener); |
| 32 |
| 33 (function() { |
| 34 debugger; |
| 35 var x = l => l; |
| 36 })(); |
| 37 |
| 38 Debug.setListener(null); |
| 39 assertNull(exception); |
| 40 assertEquals(3, steps); |
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