blob: 3149a6c2a5df93e21f35ad67eeb82cf6376cd74b [file] [log] [blame]
// Copyright (c) 2020, 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 We say that a type T0 is a subtype of a type T1 (written T0 <: T1)
* when:
* Left Legacy if T0 is S0* then:
* - T0 <: T1 iff S0 <: T1.
* @description Check that if type T0 is S0* and S0 <: T1 then T0 is subtype of
* T1.
* @author sgrekhov@unipro.ru
*/
/**
* @description Check that if type T0 is a subtype of a type T1, then instance
* of T0 can be be used as a return value of type T1
* @author sgrekhov@unipro.ru
*/
/*
* This test is generated from left_legacy_A01.dart and
* return_value_x01.dart.
* Don't modify it. If you want to change this file, change one of the files
* above and then run generator.dart to regenerate the tests.
*/
import '../../utils/common.dart';
// Requirements=nnbd-weak
import "../../utils/legacy_lib.dart";
class S0 {}
var t0Instance = getLegacyType<S0>(new S0());
Object t1Instance = new Object();
const t1Default = const Object();
Object returnValueFunc() => forgetType(t0Instance);
class ReturnValueTest {
static Object staticTestMethod() => forgetType(t0Instance);
Object testMethod() => forgetType(t0Instance);
Object get testGetter => forgetType(t0Instance);
}
class ReturnValueGen<X> {
X testMethod() => forgetType(t0Instance);
X get testGetter => forgetType(t0Instance);
}
main() {
Object returnValueLocalFunc() => forgetType(t0Instance);
returnValueFunc();
returnValueLocalFunc();
ReturnValueTest.staticTestMethod();
new ReturnValueTest().testMethod();
new ReturnValueTest().testGetter;
// Test type parameters
//# <-- NotGenericFunctionType
new ReturnValueGen<Object>().testMethod();
new ReturnValueGen<Object>().testGetter;
//# -->
}