831b7ee3aa
R=caitpotter88@gmail.com, littledan@chromium.org BUG=v8:811 LOG=N Review URL: https://codereview.chromium.org/1533313002 Cr-Commit-Position: refs/heads/master@{#33000}
87 lines
3.3 KiB
JavaScript
87 lines
3.3 KiB
JavaScript
// Copyright 2015 the V8 project authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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// Flags: --expose-debug-as debug --harmony-destructuring-assignment
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// Flags: --harmony-destructuring-bind
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var exception = null;
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var Debug = debug.Debug;
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var break_count = 0;
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function listener(event, exec_state, event_data, data) {
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if (event != Debug.DebugEvent.Break) return;
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try {
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var source = exec_state.frame(0).sourceLineText();
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print(source);
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assertTrue(source.indexOf(`// B${break_count++}`) > 0);
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if (source.indexOf("assertEquals") > 0) {
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exec_state.prepareStep(Debug.StepAction.StepNext);
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} else {
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exec_state.prepareStep(Debug.StepAction.StepIn);
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}
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} catch (e) {
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exception = e;
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print(e);
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}
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};
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Debug.setListener(listener);
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function f() {
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var a, b, c, d;
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debugger; // B0
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[ // B1
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a, // B3
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b, // B4
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c = 3 // B5
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] = [1, 2]; // B2
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assertEquals({a:1,b:2,c:3}, {a, b, c}); // B6
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[ // B7
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a, // B9
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[
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b, // B10
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c // B11
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],
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d // B12
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] = [5, [6, 7], 8]; // B8
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assertEquals({a:5,b:6,c:7,d:8}, {a, b, c, d}); // B13
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[ // B14
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a, // B16
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b, // B17
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...c // B18
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] = [1, 2, 3, 4]; // B15
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assertEquals({a:1,b:2,c:[3,4]}, {a, b, c}); // B19
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({ // B20
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a, // B22
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b, // B23
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c = 7 // B24
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} = {a: 5, b: 6}); // B21
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assertEquals({a:5,b:6,c:7}, {a, b, c}); // B25
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({ // B26
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a, // B28
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b = return1(), // B29
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c = return1() // B30
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} = {a: 5, b: 6}); // B27
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assertEquals({a:5,b:6,c:1}, {a, b, c}); // B33
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({ // B34
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x : a, // B36
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y : b, // B37
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z : c = 3 // B38
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} = {x: 1, y: 2}); // B35
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assertEquals({a:1,b:2,c:3}, {a, b, c}); // B39
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} // B40
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function return1() {
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return 1; // B31
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} // B32
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f();
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Debug.setListener(null); // B41
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assertNull(exception);
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