29 lines
706 B
JavaScript
29 lines
706 B
JavaScript
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// Copyright 2016 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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var Debug = debug.Debug;
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var exception = null;
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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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assertThrows(() => exec_state.frame(0).evaluate("bar.baz"), ReferenceError);
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} catch (e) {
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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() {
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debugger; // bar is still in TDZ at this point.
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let bar = 1;
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(x => bar); // force bar to be context-allocated.
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})();
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Debug.setListener(null);
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assertNull(exception);
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