1cc4b0b95e
R=aandrey@chromium.org, wingo@igalia.com BUG=v8:3572 LOG=Y Review URL: https://codereview.chromium.org/544953005 git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@24000 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
46 lines
929 B
JavaScript
46 lines
929 B
JavaScript
// Copyright 2014 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
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Debug = debug.Debug
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var exception = null;
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var yields = 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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if (/stop stepping/.test(source)) return;
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if (/yield/.test(source)) yields++;
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exec_state.prepareStep(Debug.StepAction.StepIn, 1);
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} catch (e) {
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print(e, e.stack);
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exception = e;
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}
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};
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Debug.setListener(listener);
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function* g() {
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for (var i = 0; i < 3; ++i) {
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yield i;
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}
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}
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var i = g();
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debugger;
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for (var num of g()) {}
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i.next();
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print(); // stop stepping
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// Not stepped into.
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i.next();
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i.next();
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assertNull(exception);
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assertEquals(4, yields);
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