blob: cca6c9291b64a19f1cb3ed4cc8d267d6378890a7 [file] [log] [blame]
// Copyright (c) 2013, 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
import "package:expect/expect.dart";
void main() {
Expect.equals('', useParameterInClosure(1));
Expect.equals(43, updateParameterInClosure(1)());
}
String useParameterInClosure(arg1, {int arg2}) {
if (arg1 is Map) {
return arg1.keys.map((key) => arg1[key]).first;
} else {
return '';
}
}
Function updateParameterInClosure(arg1) {
if (arg1 is Map) {
return () => arg1 = 42;
} else {
return () => arg1 = arg1 + 42;
}
}