blob: 1b4d8612caa610249e4bc1ce9460d3edfc8b3d41 [file] [log] [blame]
// Copyright (c) 2012, 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.
// Checks that an overriding method has compatible parameters.
abstract class I {
m({a, b});
abstract class J extends I { }
abstract class K extends J {
m({c, d}); /// 00: static type warning
class C implements I {
m({a, b}) {
print("$a $b");
class D
extends C /// 01: static type warning
implements I /// 02: static type warning
implements J /// 03: static type warning
m({c, d}) {
print("$c $d");
int main() {
var c = new C();
c.m(a: "hello", b: "world");
var d = new D();
d.m(c: "hello", d: "world");
print("${c is I} ${d is I} ${d is I} ${d is J}");