mirror of
https://github.com/carbon-language/carbon-lang.git
synced 2026-09-24 21:20:11 +01:00
Dana Jansens
11901b1a59
`match_first` is a declaration followed by a curly-brace block of declarations. The check phase will ensure only impl decls (or defns) are inside the block.
83 lines
5.1 KiB
Plaintext
83 lines
5.1 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/parse/testdata/generics/impl/match_first.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/parse/testdata/generics/impl/match_first.carbon
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match_first {
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impl forall [T:! I] T as Interface {
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fn Add(self, b: Self) -> Self;
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}
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impl forall [T:! J] T as Interface {
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fn Add(self, b: Self) -> Self;
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}
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}
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// CHECK:STDOUT: - filename: match_first.carbon
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// CHECK:STDOUT: parse_tree: [
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// CHECK:STDOUT: {kind: 'FileStart', text: ''},
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// CHECK:STDOUT: {kind: 'MatchFirstIntroducer', text: 'match_first'},
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// CHECK:STDOUT: {kind: 'MatchFirstDefinitionStart', text: '{', subtree_size: 2},
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// CHECK:STDOUT: {kind: 'ImplIntroducer', text: 'impl'},
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// CHECK:STDOUT: {kind: 'Forall', text: 'forall'},
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// CHECK:STDOUT: {kind: 'ImplicitParamListStart', text: '['},
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// CHECK:STDOUT: {kind: 'IdentifierNameNotBeforeSignature', text: 'T'},
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// CHECK:STDOUT: {kind: 'CompileTimeBindingPatternStart', text: ':!', subtree_size: 2},
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// CHECK:STDOUT: {kind: 'IdentifierNameExpr', text: 'I'},
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// CHECK:STDOUT: {kind: 'CompileTimeBindingPattern', text: ':!', subtree_size: 4},
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// CHECK:STDOUT: {kind: 'ImplicitParamList', text: ']', subtree_size: 6},
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// CHECK:STDOUT: {kind: 'IdentifierNameExpr', text: 'T'},
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// CHECK:STDOUT: {kind: 'ImplTypeAs', text: 'as', subtree_size: 2},
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// CHECK:STDOUT: {kind: 'IdentifierNameExpr', text: 'Interface'},
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// CHECK:STDOUT: {kind: 'ImplDefinitionStart', text: '{', subtree_size: 12},
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// CHECK:STDOUT: {kind: 'FunctionIntroducer', text: 'fn'},
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// CHECK:STDOUT: {kind: 'IdentifierNameMaybeBeforeSignature', text: 'Add'},
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// CHECK:STDOUT: {kind: 'ExplicitParamListStart', text: '('},
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// CHECK:STDOUT: {kind: 'SelfValueName', text: 'self'},
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// CHECK:STDOUT: {kind: 'SelfBindingPattern', text: 'self', subtree_size: 2},
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// CHECK:STDOUT: {kind: 'PatternListComma', text: ','},
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// CHECK:STDOUT: {kind: 'IdentifierNameNotBeforeSignature', text: 'b'},
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// CHECK:STDOUT: {kind: 'SelfTypeNameExpr', text: 'Self'},
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// CHECK:STDOUT: {kind: 'LetBindingPattern', text: ':', subtree_size: 3},
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// CHECK:STDOUT: {kind: 'ExplicitParamList', text: ')', subtree_size: 8},
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// CHECK:STDOUT: {kind: 'SelfTypeNameExpr', text: 'Self'},
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// CHECK:STDOUT: {kind: 'ReturnType', text: '->', subtree_size: 2},
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// CHECK:STDOUT: {kind: 'FunctionDecl', text: ';', subtree_size: 13},
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// CHECK:STDOUT: {kind: 'ImplDefinition', text: '}', subtree_size: 26},
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// CHECK:STDOUT: {kind: 'ImplIntroducer', text: 'impl'},
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// CHECK:STDOUT: {kind: 'Forall', text: 'forall'},
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// CHECK:STDOUT: {kind: 'ImplicitParamListStart', text: '['},
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// CHECK:STDOUT: {kind: 'IdentifierNameNotBeforeSignature', text: 'T'},
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// CHECK:STDOUT: {kind: 'CompileTimeBindingPatternStart', text: ':!', subtree_size: 2},
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// CHECK:STDOUT: {kind: 'IdentifierNameExpr', text: 'J'},
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// CHECK:STDOUT: {kind: 'CompileTimeBindingPattern', text: ':!', subtree_size: 4},
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// CHECK:STDOUT: {kind: 'ImplicitParamList', text: ']', subtree_size: 6},
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// CHECK:STDOUT: {kind: 'IdentifierNameExpr', text: 'T'},
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// CHECK:STDOUT: {kind: 'ImplTypeAs', text: 'as', subtree_size: 2},
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// CHECK:STDOUT: {kind: 'IdentifierNameExpr', text: 'Interface'},
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// CHECK:STDOUT: {kind: 'ImplDefinitionStart', text: '{', subtree_size: 12},
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// CHECK:STDOUT: {kind: 'FunctionIntroducer', text: 'fn'},
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// CHECK:STDOUT: {kind: 'IdentifierNameMaybeBeforeSignature', text: 'Add'},
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// CHECK:STDOUT: {kind: 'ExplicitParamListStart', text: '('},
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// CHECK:STDOUT: {kind: 'SelfValueName', text: 'self'},
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// CHECK:STDOUT: {kind: 'SelfBindingPattern', text: 'self', subtree_size: 2},
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// CHECK:STDOUT: {kind: 'PatternListComma', text: ','},
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// CHECK:STDOUT: {kind: 'IdentifierNameNotBeforeSignature', text: 'b'},
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// CHECK:STDOUT: {kind: 'SelfTypeNameExpr', text: 'Self'},
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// CHECK:STDOUT: {kind: 'LetBindingPattern', text: ':', subtree_size: 3},
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// CHECK:STDOUT: {kind: 'ExplicitParamList', text: ')', subtree_size: 8},
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// CHECK:STDOUT: {kind: 'SelfTypeNameExpr', text: 'Self'},
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// CHECK:STDOUT: {kind: 'ReturnType', text: '->', subtree_size: 2},
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// CHECK:STDOUT: {kind: 'FunctionDecl', text: ';', subtree_size: 13},
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// CHECK:STDOUT: {kind: 'ImplDefinition', text: '}', subtree_size: 26},
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// CHECK:STDOUT: {kind: 'MatchFirst', text: '}', subtree_size: 55},
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// CHECK:STDOUT: {kind: 'FileEnd', text: ''},
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// CHECK:STDOUT: ]
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