mirror of
https://github.com/carbon-language/carbon-lang.git
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Dana Jansens
15e3eeaca9
This falls back to diagnosing that values of type `type` can not be used for name lookup more consistently.
75 lines
2.4 KiB
Plaintext
75 lines
2.4 KiB
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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// INCLUDE-FILE: toolchain/testing/testdata/min_prelude/full.carbon
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//
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// AUTOUPDATE
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// TIP: To test this file alone, run:
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// TIP: bazel test //toolchain/testing:file_test --test_arg=--file_tests=toolchain/check/testdata/facet/aggregate_through_access.carbon
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// TIP: To dump output, run:
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// TIP: bazel run //toolchain/testing:file_test -- --dump_output --file_tests=toolchain/check/testdata/facet/aggregate_through_access.carbon
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// --- fail_todo_tuple_access_through_witness.carbon
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library "[[@TEST_NAME]]";
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interface Z {
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let X: type;
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}
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// CHECK:STDERR: fail_todo_tuple_access_through_witness.carbon:[[@LINE+4]]:41: error: type `type` does not support tuple indexing; only tuples can be indexed that way [TupleIndexOnANonTupleType]
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// CHECK:STDERR: fn F(generic T: Z where .X = ({}, )) -> T.X.0 {
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// CHECK:STDERR: ^~~~~
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// CHECK:STDERR:
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fn F(generic T: Z where .X = ({}, )) -> T.X.0 {
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return {};
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}
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// --- fail_todo_struct_access_through_witness.carbon
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library "[[@TEST_NAME]]";
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interface Z {
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let X: type;
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}
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// CHECK:STDERR: fail_todo_struct_access_through_witness.carbon:[[@LINE+4]]:43: error: type `type` does not support qualified expressions [QualifiedExprUnsupported]
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// CHECK:STDERR: fn F(generic T: Z where .X = {.t: ()}) -> T.X.t {
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// CHECK:STDERR: ^~~~~
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// CHECK:STDERR:
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fn F(generic T: Z where .X = {.t: ()}) -> T.X.t {
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return ();
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}
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// --- fail_todo_array_access_through_witness.carbon
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library "[[@TEST_NAME]]";
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interface Z {
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let X: type;
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}
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// CHECK:STDERR: fail_todo_array_access_through_witness.carbon:[[@LINE+4]]:47: error: cannot access member of interface `Core.IndexWith(Core.IntLiteral)` in type `type` that does not implement that interface [MissingImplInMemberAccess]
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// CHECK:STDERR: fn F(generic T: Z where .X = array({}, 1)) -> T.X[0] {
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// CHECK:STDERR: ^~~~~~
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// CHECK:STDERR:
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fn F(generic T: Z where .X = array({}, 1)) -> T.X[0] {
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return {};
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}
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// --- impl_access_through_witness.carbon
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library "[[@TEST_NAME]]";
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interface Z {
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let X1: type;
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}
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interface Y {
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let X2: type;
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}
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class C;
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impl C as Y where .X2 = {} {}
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fn F(generic T: Z where .X1 = C) -> T.X1.(Y.X2) {
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return {};
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}
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