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https://github.com/carbon-language/carbon-lang.git
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Jon Ross-Perkins
b42612bcec
I've been thinking about this since we decided to add placeholders in the parse tree. This allows a clearer division of work in check handling, where we were doing work for ExprOpenParen that's only necessary for tuples (splitting/renaming handle_paren.cpp accordingly).
65 lines
4.1 KiB
Plaintext
65 lines
4.1 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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fn A() -> const i32* { return A(); }
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fn B() -> (const i32)* { return B(); }
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fn C() -> const (i32*) { return C(); }
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// CHECK:STDOUT: - filename: const_pointer.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: 'FunctionIntroducer', text: 'fn'},
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// CHECK:STDOUT: {kind: 'IdentifierName', text: 'A'},
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// CHECK:STDOUT: {kind: 'TuplePatternStart', text: '('},
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// CHECK:STDOUT: {kind: 'TuplePattern', text: ')', subtree_size: 2},
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// CHECK:STDOUT: {kind: 'IntTypeLiteral', text: 'i32'},
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// CHECK:STDOUT: {kind: 'PrefixOperatorConst', text: 'const', subtree_size: 2},
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// CHECK:STDOUT: {kind: 'PostfixOperatorStar', text: '*', subtree_size: 3},
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// CHECK:STDOUT: {kind: 'ReturnType', text: '->', subtree_size: 4},
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// CHECK:STDOUT: {kind: 'FunctionDefinitionStart', text: '{', subtree_size: 9},
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// CHECK:STDOUT: {kind: 'ReturnStatementStart', text: 'return'},
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// CHECK:STDOUT: {kind: 'IdentifierNameExpr', text: 'A'},
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// CHECK:STDOUT: {kind: 'CallExprStart', text: '(', subtree_size: 2},
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// CHECK:STDOUT: {kind: 'CallExpr', text: ')', subtree_size: 3},
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// CHECK:STDOUT: {kind: 'ReturnStatement', text: ';', subtree_size: 5},
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// CHECK:STDOUT: {kind: 'FunctionDefinition', text: '}', subtree_size: 15},
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// CHECK:STDOUT: {kind: 'FunctionIntroducer', text: 'fn'},
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// CHECK:STDOUT: {kind: 'IdentifierName', text: 'B'},
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// CHECK:STDOUT: {kind: 'TuplePatternStart', text: '('},
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// CHECK:STDOUT: {kind: 'TuplePattern', text: ')', subtree_size: 2},
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// CHECK:STDOUT: {kind: 'ParenExprStart', text: '('},
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// CHECK:STDOUT: {kind: 'IntTypeLiteral', text: 'i32'},
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// CHECK:STDOUT: {kind: 'PrefixOperatorConst', text: 'const', subtree_size: 2},
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// CHECK:STDOUT: {kind: 'ParenExpr', text: ')', subtree_size: 4},
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// CHECK:STDOUT: {kind: 'PostfixOperatorStar', text: '*', subtree_size: 5},
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// CHECK:STDOUT: {kind: 'ReturnType', text: '->', subtree_size: 6},
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// CHECK:STDOUT: {kind: 'FunctionDefinitionStart', text: '{', subtree_size: 11},
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// CHECK:STDOUT: {kind: 'ReturnStatementStart', text: 'return'},
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// CHECK:STDOUT: {kind: 'IdentifierNameExpr', text: 'B'},
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// CHECK:STDOUT: {kind: 'CallExprStart', text: '(', subtree_size: 2},
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// CHECK:STDOUT: {kind: 'CallExpr', text: ')', subtree_size: 3},
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// CHECK:STDOUT: {kind: 'ReturnStatement', text: ';', subtree_size: 5},
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// CHECK:STDOUT: {kind: 'FunctionDefinition', text: '}', subtree_size: 17},
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// CHECK:STDOUT: {kind: 'FunctionIntroducer', text: 'fn'},
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// CHECK:STDOUT: {kind: 'IdentifierName', text: 'C'},
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// CHECK:STDOUT: {kind: 'TuplePatternStart', text: '('},
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// CHECK:STDOUT: {kind: 'TuplePattern', text: ')', subtree_size: 2},
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// CHECK:STDOUT: {kind: 'ParenExprStart', text: '('},
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// CHECK:STDOUT: {kind: 'IntTypeLiteral', text: 'i32'},
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// CHECK:STDOUT: {kind: 'PostfixOperatorStar', text: '*', subtree_size: 2},
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// CHECK:STDOUT: {kind: 'ParenExpr', text: ')', subtree_size: 4},
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// CHECK:STDOUT: {kind: 'PrefixOperatorConst', text: 'const', subtree_size: 5},
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// CHECK:STDOUT: {kind: 'ReturnType', text: '->', subtree_size: 6},
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// CHECK:STDOUT: {kind: 'FunctionDefinitionStart', text: '{', subtree_size: 11},
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// CHECK:STDOUT: {kind: 'ReturnStatementStart', text: 'return'},
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// CHECK:STDOUT: {kind: 'IdentifierNameExpr', text: 'C'},
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// CHECK:STDOUT: {kind: 'CallExprStart', text: '(', subtree_size: 2},
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// CHECK:STDOUT: {kind: 'CallExpr', text: ')', subtree_size: 3},
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// CHECK:STDOUT: {kind: 'ReturnStatement', text: ';', subtree_size: 5},
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// CHECK:STDOUT: {kind: 'FunctionDefinition', text: '}', subtree_size: 17},
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// CHECK:STDOUT: {kind: 'FileEnd', text: ''},
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// CHECK:STDOUT: ]
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