mirror of
https://github.com/carbon-language/carbon-lang.git
synced 2026-09-24 21:00:13 +01:00
Jon Ross-Perkins
a905cdea30
This addresses crashes for infix operator expressions, but the approach should more generally yield balanced parsed trees.
53 lines
3.1 KiB
Plaintext
53 lines
3.1 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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// RUN: %{not} %{carbon-run-parser}
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// CHECK:STDOUT: [
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// CHECK:STDOUT: {kind: 'FunctionIntroducer', text: 'fn'},
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// CHECK:STDOUT: {kind: 'DeclaredName', text: 'F'},
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// CHECK:STDOUT: {kind: 'ParameterListStart', text: '('},
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// CHECK:STDOUT: {kind: 'ParameterList', text: ')', subtree_size: 2},
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// CHECK:STDOUT: {kind: 'FunctionDefinitionStart', text: '{', subtree_size: 5},
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// CHECK:STDOUT: {kind: 'IfConditionStart', text: 'if', has_error: yes},
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// CHECK:STDOUT: {kind: 'NameReference', text: 'a'},
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// CHECK:STDOUT: {kind: 'IfCondition', text: 'if', has_error: yes, subtree_size: 3},
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// CHECK:STDOUT: {kind: 'CodeBlockStart', text: '{'},
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// CHECK:STDOUT: {kind: 'CodeBlock', text: '}', subtree_size: 2},
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// CHECK:STDOUT: {kind: 'IfStatement', text: 'if', subtree_size: 6},
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// CHECK:STDOUT: {kind: 'IfConditionStart', text: '('},
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// CHECK:STDOUT: {kind: 'InvalidExpression', text: ')', has_error: yes},
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// CHECK:STDOUT: {kind: 'IfCondition', text: ')', has_error: yes, subtree_size: 3},
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// CHECK:STDOUT: {kind: 'CodeBlockStart', text: '{'},
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// CHECK:STDOUT: {kind: 'CodeBlock', text: '}', subtree_size: 2},
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// CHECK:STDOUT: {kind: 'IfStatement', text: 'if', subtree_size: 6},
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// CHECK:STDOUT: {kind: 'IfConditionStart', text: '('},
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// CHECK:STDOUT: {kind: 'NameReference', text: 'b'},
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// CHECK:STDOUT: {kind: 'IfCondition', text: ')', has_error: yes, subtree_size: 3},
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// CHECK:STDOUT: {kind: 'CodeBlockStart', text: '{'},
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// CHECK:STDOUT: {kind: 'CodeBlock', text: '}', subtree_size: 2},
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// CHECK:STDOUT: {kind: 'IfStatement', text: 'if', subtree_size: 6},
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// CHECK:STDOUT: {kind: 'IfConditionStart', text: '('},
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// CHECK:STDOUT: {kind: 'NameReference', text: 'd'},
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// CHECK:STDOUT: {kind: 'IfCondition', text: ')', subtree_size: 3},
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// CHECK:STDOUT: {kind: 'CodeBlockStart', text: '}', has_error: yes},
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// CHECK:STDOUT: {kind: 'InvalidExpression', text: '}', has_error: yes},
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// CHECK:STDOUT: {kind: 'CodeBlock', text: '}', has_error: yes, subtree_size: 3},
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// CHECK:STDOUT: {kind: 'IfStatement', text: 'if', subtree_size: 7},
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// CHECK:STDOUT: {kind: 'FunctionDefinition', text: '}', subtree_size: 31},
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// CHECK:STDOUT: {kind: 'FileEnd', text: ''},
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// CHECK:STDOUT: ]
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fn F() {
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// CHECK:STDERR: {{.*}}/toolchain/parser/testdata/if/fail_errors.carbon:[[@LINE+1]]:6: Expected `(` after `if`.
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if a {}
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// CHECK:STDERR: {{.*}}/toolchain/parser/testdata/if/fail_errors.carbon:[[@LINE+1]]:7: Expected expression.
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if () {}
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// CHECK:STDERR: {{.*}}/toolchain/parser/testdata/if/fail_errors.carbon:[[@LINE+1]]:9: Unexpected tokens before `)`.
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if (b c) {}
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if (d)
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// CHECK:STDERR: {{.*}}/toolchain/parser/testdata/if/fail_errors.carbon:[[@LINE+2]]:1: Expected braced code block.
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// CHECK:STDERR: {{.*}}/toolchain/parser/testdata/if/fail_errors.carbon:[[@LINE+1]]:1: Expected expression.
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}
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