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c459d8ea5d
PR-URL: https://github.com/nodejs/node/pull/11752 Reviewed-By: Ben Noordhuis <info@bnoordhuis.nl> Reviewed-By: Franziska Hinkelmann <franziska.hinkelmann@gmail.com>
49 lines
1.2 KiB
JavaScript
49 lines
1.2 KiB
JavaScript
// 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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Debug = debug.Debug
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var exception = null;
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var log = [];
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function listener(event, exec_state, event_data, data) {
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if (event != Debug.DebugEvent.Exception) return;
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try {
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var line = exec_state.frame(0).sourceLineText();
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var match = /Exception (\w)/.exec(line);
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assertNotNull(match);
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assertEquals(match[1], event_data.exception());
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log.push(match[1]);
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} catch (e) {
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exception = e;
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}
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}
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function* g() {
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try {
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throw "a"; // Ordinary throw. Exception a
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} catch (e) {}
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try {
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yield 1; // Caught internally. Exception b
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} catch (e) {}
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yield 2;
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yield 3; // Caught externally. Exception c
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yield 4;
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}
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Debug.setListener(listener);
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Debug.setBreakOnException();
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var g_obj = g();
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assertEquals(1, g_obj.next().value);
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assertEquals(2, g_obj.throw("b").value);
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assertEquals(3, g_obj.next().value);
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assertThrows(() => g_obj.throw("c"));
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assertThrows(() => g_obj.throw("d")); // Closed generator. Exception d
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Debug.setListener(null);
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Debug.clearBreakOnException();
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assertEquals(["a", "b", "c", "d"], log);
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assertNull(exception);
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