blob: 3ca985f04e923ea02ae8d9e71ce2ad199b3051da [file] [log] [blame]
// Copyright (c) 2014, the Dart project authors. Please see the AUTHORS file
// for details. All rights reserved. Use of this source code is governed by a
// BSD-style license that can be found in the LICENSE file.
// @dart = 2.9
class NotASubclassOfError {}
fail() => throw "Fail";
// == Rethrow, skipping through typed handlers. ==
@pragma("vm:entry-point")
aa1() {
try {
bb1();
fail();
} catch (exception, stacktrace) {
expectTrace(['gg1', 'ff1', 'ee1', 'dd1', 'cc1', 'bb1', 'aa1'], stacktrace);
}
}
@pragma("vm:entry-point")
bb1() => cc1();
@pragma("vm:entry-point")
cc1() {
try {
dd1();
} on String catch (e) {
fail();
} on int catch (e) {
fail();
}
}
@pragma("vm:entry-point")
dd1() => ee1();
@pragma("vm:entry-point")
ee1() {
try {
ff1();
} catch (e) {
rethrow;
}
}
@pragma("vm:entry-point")
ff1() => gg1();
@pragma("vm:entry-point")
gg1() => throw new NotASubclassOfError();
// == Rethrow, rethrow again in typed handler. ==
@pragma("vm:entry-point")
aa2() {
try {
bb2();
fail();
} catch (exception, stacktrace) {
expectTrace(['gg2', 'ff2', 'ee2', 'dd2', 'cc2', 'bb2', 'aa2'], stacktrace);
}
}
@pragma("vm:entry-point")
bb2() => cc2();
@pragma("vm:entry-point")
cc2() {
try {
dd2();
} on NotASubclassOfError catch (e) {
rethrow;
} on int catch (e) {
fail();
}
}
@pragma("vm:entry-point")
dd2() => ee2();
@pragma("vm:entry-point")
ee2() {
try {
ff2();
} catch (e) {
rethrow;
}
}
@pragma("vm:entry-point")
ff2() => gg2();
@pragma("vm:entry-point")
gg2() => throw new NotASubclassOfError();
// == Rethrow, with intervening catch without a trace parameter.
@pragma("vm:entry-point")
aa3() {
try {
bb3();
fail();
} catch (exception, stacktrace) {
expectTrace(['cc3', 'bb3', 'aa3'], stacktrace);
}
}
@pragma("vm:entry-point")
bb3() => cc3();
@pragma("vm:entry-point")
cc3() {
try {
dd3();
} catch (e) {
throw e;
}
}
@pragma("vm:entry-point")
dd3() => ee3();
@pragma("vm:entry-point")
ee3() {
try {
ff3();
} catch (e) {
rethrow;
}
}
@pragma("vm:entry-point")
ff3() => gg3();
@pragma("vm:entry-point")
gg3() => throw new NotASubclassOfError();
expectTrace(functionNames, stacktrace) {
// Note we don't expect functionNames to cover the whole trace, only the
// top portion, because the frames below main are an implementation detail.
var traceLines = stacktrace.toString().split('\n');
var expectedIndex = 0;
var actualIndex = 0;
print(stacktrace);
print(functionNames);
while (expectedIndex < functionNames.length) {
var expected = functionNames[expectedIndex];
var actual = traceLines[actualIndex];
if (actual.indexOf(expected) == -1) {
if (expectedIndex == 0) {
actualIndex++; // Skip over some helper frames at the top
} else {
throw "Expected: $expected actual: $actual";
}
} else {
actualIndex++;
expectedIndex++;
}
}
}
main() {
aa1();
aa2();
aa3();
}