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Add initial parsing for 'extern library' (#4173)

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This commit is contained in:
Jon Ross-Perkins
2024-07-26 20:47:25 +00:00
committed by GitHub
parent 37a8bfa488
commit ae675e61bd
14 changed files with 268 additions and 59 deletions
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toolchain/parse/testdata/function/definition/basic.carbon
Vendored
-8
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@@ -9,7 +9,6 @@
// TIP: bazel run //toolchain/testing:file_test -- --dump_output --file_tests=toolchain/parse/testdata/function/definition/basic.carbon
fn F() {}
extern fn G() {}
// CHECK:STDOUT: - filename: basic.carbon
// CHECK:STDOUT: parse_tree: [
@@ -20,12 +19,5 @@ extern fn G() {}
// CHECK:STDOUT: {kind: 'TuplePattern', text: ')', subtree_size: 2},
// CHECK:STDOUT: {kind: 'FunctionDefinitionStart', text: '{', subtree_size: 5},
// CHECK:STDOUT: {kind: 'FunctionDefinition', text: '}', subtree_size: 6},
// CHECK:STDOUT: {kind: 'FunctionIntroducer', text: 'fn'},
// CHECK:STDOUT: {kind: 'ExternModifier', text: 'extern'},
// CHECK:STDOUT: {kind: 'IdentifierName', text: 'G'},
// CHECK:STDOUT: {kind: 'TuplePatternStart', text: '('},
// CHECK:STDOUT: {kind: 'TuplePattern', text: ')', subtree_size: 2},
// CHECK:STDOUT: {kind: 'FunctionDefinitionStart', text: '{', subtree_size: 6},
// CHECK:STDOUT: {kind: 'FunctionDefinition', text: '}', subtree_size: 7},
// CHECK:STDOUT: {kind: 'FileEnd', text: ''},
// CHECK:STDOUT: ]
toolchain/parse/testdata/function/definition/extern.carbon
Vendored
+44
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@@ -0,0 +1,44 @@
// Part of the Carbon Language project, under the Apache License v2.0 with LLVM
// Exceptions. See /LICENSE for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
// AUTOUPDATE
// TIP: To test this file alone, run:
// TIP: bazel test //toolchain/testing:file_test --test_arg=--file_tests=toolchain/parse/testdata/function/definition/extern.carbon
// TIP: To dump output, run:
// TIP: bazel run //toolchain/testing:file_test -- --dump_output --file_tests=toolchain/parse/testdata/function/definition/extern.carbon
// --- extern.carbon
extern fn G() {}
// --- library.carbon
extern library "foo" fn G() {}
// CHECK:STDOUT: - filename: extern.carbon
// CHECK:STDOUT: parse_tree: [
// CHECK:STDOUT: {kind: 'FileStart', text: ''},
// CHECK:STDOUT: {kind: 'FunctionIntroducer', text: 'fn'},
// CHECK:STDOUT: {kind: 'ExternModifier', text: 'extern'},
// CHECK:STDOUT: {kind: 'IdentifierName', text: 'G'},
// CHECK:STDOUT: {kind: 'TuplePatternStart', text: '('},
// CHECK:STDOUT: {kind: 'TuplePattern', text: ')', subtree_size: 2},
// CHECK:STDOUT: {kind: 'FunctionDefinitionStart', text: '{', subtree_size: 6},
// CHECK:STDOUT: {kind: 'FunctionDefinition', text: '}', subtree_size: 7},
// CHECK:STDOUT: {kind: 'FileEnd', text: ''},
// CHECK:STDOUT: ]
// CHECK:STDOUT: - filename: library.carbon
// CHECK:STDOUT: parse_tree: [
// CHECK:STDOUT: {kind: 'FileStart', text: ''},
// CHECK:STDOUT: {kind: 'FunctionIntroducer', text: 'fn'},
// CHECK:STDOUT: {kind: 'LibraryName', text: '"foo"'},
// CHECK:STDOUT: {kind: 'LibrarySpecifier', text: 'library', subtree_size: 2},
// CHECK:STDOUT: {kind: 'ExternModifierWithLibrary', text: 'extern', subtree_size: 3},
// CHECK:STDOUT: {kind: 'IdentifierName', text: 'G'},
// CHECK:STDOUT: {kind: 'TuplePatternStart', text: '('},
// CHECK:STDOUT: {kind: 'TuplePattern', text: ')', subtree_size: 2},
// CHECK:STDOUT: {kind: 'FunctionDefinitionStart', text: '{', subtree_size: 8},
// CHECK:STDOUT: {kind: 'FunctionDefinition', text: '}', subtree_size: 9},
// CHECK:STDOUT: {kind: 'FileEnd', text: ''},
// CHECK:STDOUT: ]