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https://github.com/carbon-language/carbon-lang.git
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Richard Smith
4daaa4866f
Also make minor updates to the skeletal design in docs/design/name_lookup.md following #2113, as there are no longer any prelude names that are made available to unqualified name lookup by default. Add `type` to the keyword list in docs/design/lexical_conventions/words.md, following #2360.
35 lines
758 B
Plaintext
35 lines
758 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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// AUTOUPDATE
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// RUN: %{explorer-run}
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// RUN: %{explorer-run-trace}
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// CHECK:STDOUT: result: 1
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package ExplorerTest api;
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interface Container {
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let Element:! type;
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fn Front[self: Self]() -> Element;
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}
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fn A[T:! Container where .Element == i32](x: T) -> T.Element {
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return x.Front();
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}
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fn B[T:! Container where .Element = i32](x: T) -> T.Element {
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return A(x);
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}
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external impl (i32, i32) as Container where .Element = i32 {
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fn Front[self: Self]() -> i32 {
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let (a: i32, b: i32) = self;
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return a;
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}
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}
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fn Main() -> i32 {
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return B((1, 2));
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}
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