Nate Biggs
d3539374ff
Change-Id: Ia00ced1c31ccd49dc883d4dfdc4fe644d8a5e363 Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/435600 Reviewed-by: Mayank Patke <fishythefish@google.com> Commit-Queue: Nate Biggs <natebiggs@google.com>
52 lines
1.5 KiB
Dart
52 lines
1.5 KiB
Dart
// Copyright (c) 2018, the Dart project authors. Please see the AUTHORS file
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// for details. All rights reserved. Use of this source code is governed by a
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// BSD-style license that can be found in the LICENSE file.
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import 'package:expect/expect.dart';
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// This needs one-arg instantiation.
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@pragma('dart2js:noInline')
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T f1a<T>(T t) => t;
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// This needs no instantiation because it is not closurized.
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@pragma('dart2js:noInline')
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T f1b<T>(T t1, T t2) => t1;
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class Class {
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// This needs two-arg instantiation.
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@pragma('dart2js:noInline')
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bool f2a<T, S>(T t, S s) => t == s;
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// This needs no instantiation because it is not closurized.
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@pragma('dart2js:noInline')
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bool f2b<T, S>(T t, S s1, S s2) => t == s1;
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}
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@pragma('dart2js:noInline')
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int method1(int i, int Function(int) f) => f(i);
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@pragma('dart2js:noInline')
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bool method2(int a, int b, bool Function(int, int) f) => f(a, b);
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@pragma('dart2js:noInline')
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int method3(int a, int b, int c, int Function(int, int, int) f) => f(a, b, c);
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main() {
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// This needs three-arg instantiation.
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T local1<T, S, U>(T t, S s, U u) => t;
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// This needs no instantiation because but a local function is always
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// closurized so we assume it does.
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T local2<T, S, U>(T t, S s, U u1, U u2) => t;
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Expect.equals(42, method1(42, f1a));
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Expect.equals(f1b(42, 87), 42);
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Class c = new Class();
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Expect.isFalse(method2(0, 1, c.f2a));
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Expect.isFalse(c.f2b(42, 87, 123));
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Expect.equals(0, method3(0, 1, 2, local1));
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Expect.equals(42, local2(42, 87, 123, 256));
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}
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