blob: 7305917ff1f2246bd7fc38b8980ee52ac629f1a6 [file] [log] [blame]
// Copyright (c) 2015, 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
// Check that Isolate.spawn is generic.
library spawn_generic;
import "dart:isolate";
import "dart:async";
import "package:async_helper/async_helper.dart";
void isomain(num args) {
print(args);
// All is well. No throwing.
}
int _count = 0;
void enter() {
asyncStart();
_count++;
}
bool exit() {
asyncEnd();
return --_count == 0;
}
main() {
var remotePort = new RawReceivePort();
remotePort.handler = (m) {
if (m == null) {
if (exit()) remotePort.close();
} else {
List list = m;
throw new AsyncError(m[0], new StackTrace.fromString(m[1]));
}
};
var port = remotePort.sendPort;
// Explicit type works.
enter();
Isolate.spawn<int>(isomain, 42, onExit: port, onError: port);
enter();
Isolate.spawn<num>(isomain, 42, onExit: port, onError: port);
enter();
Isolate.spawn<num>(isomain, 1.2, onExit: port, onError: port);
enter();
Isolate.spawn<double>(isomain, 1.2, onExit: port, onError: port);
enter();
Isolate.spawn<int>(isomain, null, onExit: port, onError: port);
// Inference gets it right.
enter();
Isolate.spawn(isomain, 42, onExit: port, onError: port);
enter();
Isolate.spawn(isomain, 1.2, onExit: port, onError: port);
enter();
Isolate.spawn(isomain, null, onExit: port, onError: port);
}