8f1f1cb1c7
This solves an issue with throws inside for-of always being marked as caught. BUG=v8:5183 Review-Url: https://codereview.chromium.org/2146493002 Cr-Commit-Position: refs/heads/master@{#37686}
71 lines
1.1 KiB
JavaScript
71 lines
1.1 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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// Flags: --expose-debug-as debug
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Debug = debug.Debug
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let error = false;
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let uncaught;
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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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uncaught = event_data.uncaught();
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} catch (e) {
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error = true;
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}
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}
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Debug.setBreakOnException();
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Debug.setListener(listener);
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function assertCaught(f) {
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try {f()} finally {
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assertFalse(uncaught);
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return;
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}
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}
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function assertUncaught(f) {
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try {f()} finally {
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assertTrue(uncaught);
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return;
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}
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}
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assertUncaught(() => {
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for (var a of [1, 2, 3]) {
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throw a
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}
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});
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assertUncaught(() => {
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for (var a of [1, 2, 3]) {
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try {throw a} finally {}
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}
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});
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assertCaught(() => {
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for (var a of [1, 2, 3]) {
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try {
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try {throw a} finally {}
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} catch(_) {}
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}
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});
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assertCaught(() => {
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try {
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for (var a of [1, 2, 3]) {
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try {throw a} finally {}
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}
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} catch(_) {}
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});
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assertFalse(error);
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