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https://github.com/carbon-language/carbon-lang.git
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Richard Smith
f6ff5b11b5
It's actually possible to get into all four combinations of having parameter lists versus being generic: - An entity nested within a generic, such as a member class, can be generic even if it has no parameters. - As a corner case, an entity with an *empty* parameter list has parameter lists, but isn't a generic because it doesn't have any generic parameters.
82 lines
3.3 KiB
Plaintext
82 lines
3.3 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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// 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/impl/fail_extend_partially_defined_interface.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/impl/fail_extend_partially_defined_interface.carbon
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interface I {
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class C {
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// CHECK:STDERR: fail_extend_partially_defined_interface.carbon:[[@LINE+6]]:5: ERROR: `extend impl` requires a definition for interface `I`.
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// CHECK:STDERR: extend impl as I;
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// CHECK:STDERR: ^~~~~~~~~~~~~~~~~
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// CHECK:STDERR: fail_extend_partially_defined_interface.carbon:[[@LINE-5]]:1: Interface is currently being defined.
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// CHECK:STDERR: interface I {
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// CHECK:STDERR: ^~~~~~~~~~~~~
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extend impl as I;
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}
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}
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// CHECK:STDOUT: --- fail_extend_partially_defined_interface.carbon
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// CHECK:STDOUT:
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// CHECK:STDOUT: constants {
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// CHECK:STDOUT: %.1: type = interface_type @I [template]
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// CHECK:STDOUT: %Self: %.1 = bind_symbolic_name Self 0 [symbolic]
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// CHECK:STDOUT: %C.1: type = class_type @C [template]
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// CHECK:STDOUT: %C.2: type = class_type @C, @C(%Self) [symbolic]
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// CHECK:STDOUT: %.2: type = struct_type {} [template]
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// CHECK:STDOUT: }
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// CHECK:STDOUT:
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// CHECK:STDOUT: imports {
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// CHECK:STDOUT: %Core: <namespace> = namespace file.%Core.import, [template] {
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// CHECK:STDOUT: import Core//prelude
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// CHECK:STDOUT: import Core//prelude/operators
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// CHECK:STDOUT: import Core//prelude/types
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// CHECK:STDOUT: import Core//prelude/operators/arithmetic
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// CHECK:STDOUT: import Core//prelude/operators/bitwise
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// CHECK:STDOUT: import Core//prelude/operators/comparison
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// CHECK:STDOUT: import Core//prelude/types/bool
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// CHECK:STDOUT: }
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// CHECK:STDOUT: }
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// CHECK:STDOUT:
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// CHECK:STDOUT: file {
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// CHECK:STDOUT: package: <namespace> = namespace [template] {
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// CHECK:STDOUT: .Core = imports.%Core
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// CHECK:STDOUT: .I = %I.decl
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// CHECK:STDOUT: }
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// CHECK:STDOUT: %Core.import = import Core
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// CHECK:STDOUT: %I.decl: type = interface_decl @I [template = constants.%.1] {}
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// CHECK:STDOUT: }
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// CHECK:STDOUT:
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// CHECK:STDOUT: interface @I {
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// CHECK:STDOUT: %Self: %.1 = bind_symbolic_name Self 0 [symbolic = constants.%Self]
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// CHECK:STDOUT: %C.decl: type = class_decl @C [template = constants.%C.1] {}
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// CHECK:STDOUT:
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// CHECK:STDOUT: !members:
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// CHECK:STDOUT: .Self = %Self
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// CHECK:STDOUT: .C = %C.decl
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// CHECK:STDOUT: witness = ()
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// CHECK:STDOUT: }
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// CHECK:STDOUT:
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// CHECK:STDOUT: impl @impl: %C.2 as %.1;
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// CHECK:STDOUT:
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// CHECK:STDOUT: generic class @C(@I.%Self: %.1) {
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// CHECK:STDOUT: !definition:
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// CHECK:STDOUT:
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// CHECK:STDOUT: class {
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// CHECK:STDOUT: impl_decl @impl {
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// CHECK:STDOUT: %I.ref: type = name_ref I, file.%I.decl [template = constants.%.1]
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// CHECK:STDOUT: }
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// CHECK:STDOUT:
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// CHECK:STDOUT: !members:
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// CHECK:STDOUT: .Self = constants.%C.2
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// CHECK:STDOUT: has_error
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// CHECK:STDOUT: }
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// CHECK:STDOUT: }
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// CHECK:STDOUT:
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// CHECK:STDOUT: specific @C(constants.%Self) {}
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// CHECK:STDOUT:
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