7b48713334
PR-URL: https://github.com/nodejs/node/pull/25852 Reviewed-By: Ujjwal Sharma <usharma1998@gmail.com> Reviewed-By: Matteo Collina <matteo.collina@gmail.com> Reviewed-By: Ali Ijaz Sheikh <ofrobots@google.com>
45 lines
975 B
JavaScript
45 lines
975 B
JavaScript
// Copyright 2017 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 step = 0;
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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/.exec(line);
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assertNotNull(match);
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step++;
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} catch (e) {
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exception = e;
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}
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}
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// Caught throw, events on any exception.
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Debug.setListener(listener);
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Debug.setBreakOnException();
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var thenable = {
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get then() {
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throw new Error('err'); // Exception
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}
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};
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var caughtException = null;
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Promise.resolve()
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.finally(() => thenable)
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.catch(e => caughtException = e);
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%PerformMicrotaskCheckpoint();
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Debug.setListener(null);
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Debug.clearBreakOnException();
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assertNull(exception);
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assertNotNull(caughtException);
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assertEquals(1, step);
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