blob: e609135a08ecd0292dc3296f277ba4d3b2f2501f [file] [log] [blame]
* Copyright (c) 2019, 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.
* @assertion
* typeParameter ::= metadata identifier (extends typeNotVoid)?
* typeParameters ::= ‘<’ typeParameter (‘,’ typeParameter)* ‘>’
* ...
* Type parameters are declared in the type parameter scope of a class or
* function. The type parameters of a generic [G] are in scope in the bounds of
* all of the type parameters of [G].
* @description Checks that class type parameter is in the type parameter
* scope.
* @author
import "../../Utils/expect.dart";
class A {}
class B extends A {}
class C<X extends A, Y extends X> {
check(exp1, exp2) {
Expect.equals(exp1, X);
Expect.equals(exp2, Y);
main() {
C().check(A, A);
C<A, A>().check(A, A);
C<A, B>().check(A, B);
C<B, B>().check(B, B);