mirror of
https://github.com/carbon-language/carbon-lang.git
synced 2026-10-05 22:02:55 +01:00
Richard Smith
1bb370420b
Add scaffolding for constraints in general, and support specifically constraints formed by applying a `&` operator. No support for constraints formed with `where` nor for named constraints at this point.
34 lines
855 B
Plaintext
34 lines
855 B
Plaintext
// Part of the Carbon Language project, under the Apache License v2.0 with LLVM
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// Exceptions. See /LICENSE for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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// RUN: %{explorer} %s 2>&1 | \
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// RUN: %{FileCheck} --match-full-lines --allow-unused-prefixes=false %s
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// RUN: %{explorer} --parser_debug --trace_file=- %s 2>&1 | \
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// RUN: %{FileCheck} --match-full-lines --allow-unused-prefixes %s
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// AUTOUPDATE: %{explorer} %s
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// CHECK: result: 12
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package Foo api;
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interface A {
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fn F[me: Self]() -> i32;
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}
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interface B {
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fn G(o: Self) -> i32;
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}
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alias C = A & B;
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class X {
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impl as A {
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fn F[me: Self]() -> i32 { return 10 * me.n; }
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}
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impl as B {
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fn G(o: Self) -> i32 { return o.n; }
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}
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var n: i32;
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}
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fn Main() -> i32 {
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var v: X = {.n = 1};
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var w: X = {.n = 2};
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return v.(C.F)() + X.(C.G)(w);
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}
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