Chloe Stefantsova
a46de1c30c
Throwing `null` is not supported in sound null safety. This change inserts an implicit `as Object` cast that result in a TypeError, rather than a NullThrownError, in sound mode. Closes https://github.com/dart-lang/sdk/issues/49198 TEST=Covered by the existing tests Change-Id: I041baf95becd2df1b940fdff7cde398a4e391ee7 Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/247546 Reviewed-by: Johnni Winther <johnniwinther@google.com> Reviewed-by: Chloe Stefantsova <cstefantsova@google.com> Commit-Queue: Chloe Stefantsova <cstefantsova@google.com>
43 lines
880 B
Dart
43 lines
880 B
Dart
// Copyright (c) 2011, the Dart project authors. Please see the AUTHORS file
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// for details. All rights reserved. Use of this source code is governed by a
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// BSD-style license that can be found in the LICENSE file.
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import "package:expect/expect.dart";
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class ExceptionTest {
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static testMain() {
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int i = 0;
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try {
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throw "Hello";
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} on String catch (s) {
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print(s);
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i += 10;
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}
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try {
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throw "bye";
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} on String catch (s) {
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print(s);
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i += 10;
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}
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Expect.equals(20, i);
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bool correctCatch = false;
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try {
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// This throws TypeError
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throw (null as dynamic);
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} on String catch (s) {
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correctCatch = false;
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} on TypeError catch (e) {
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correctCatch = true;
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} catch (x) {
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correctCatch = false;
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}
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Expect.isTrue(correctCatch);
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}
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}
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main() {
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ExceptionTest.testMain();
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}
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