blob: d4709b92e9f2a5eb482692d650906b475588dd82 [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
// Test that parameter default values are disallowed in a redirecting factory.
import "package:expect/expect.dart";
class A {
A(this.a, [this.b = 0]);
factory A.f(int a) = A;
factory A.g(int a, [int b = 0]) = A;
// ^
// [analyzer] COMPILE_TIME_ERROR.DEFAULT_VALUE_IN_REDIRECTING_FACTORY_CONSTRUCTOR
// ^
// [cfe] Can't have a default value here because any default values of 'A' would be used instead.
factory A.h(int a, {int b: 0}) = A;
// ^
// [analyzer] COMPILE_TIME_ERROR.DEFAULT_VALUE_IN_REDIRECTING_FACTORY_CONSTRUCTOR
// ^
// [cfe] Can't have a default value here because any default values of 'A' would be used instead.
// ^
// [analyzer] COMPILE_TIME_ERROR.REDIRECT_TO_INVALID_FUNCTION_TYPE
// [cfe] The constructor function type 'A Function(int, [int])' isn't a subtype of 'A Function(int, {int b})'.
int a;
int b;
}
main() {
var x = new A.f(42);
Expect.equals(x.a, 42);
Expect.equals(x.b, 0);
var y = new A.f(42, 43);
// ^^
// [analyzer] COMPILE_TIME_ERROR.EXTRA_POSITIONAL_ARGUMENTS
// ^^^^^^^^
// [cfe] Too many positional arguments: 1 allowed, but 2 found.
}