6024e5c395
clang 20.0.0 (based on r547379) from build 12806354. Bug: http://b/379133546 Test: N/A Change-Id: I2eb8938af55d809de674be63cb30cf27e801862b Upstream-Commit: ad834e67b1105d15ef907f6255d4c96e8e733f57
47 lines
1.7 KiB
C++
47 lines
1.7 KiB
C++
//===---------- UsingInserter.h - clang-tidy ----------------------------===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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#ifndef LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_USINGINSERTER_H
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#define LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_USINGINSERTER_H
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#include "clang/AST/Decl.h"
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#include "clang/AST/Stmt.h"
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#include "clang/Basic/Diagnostic.h"
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#include "clang/Basic/SourceManager.h"
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#include <optional>
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#include <set>
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namespace clang::tidy::utils {
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// UsingInserter adds using declarations for |QualifiedName| to the surrounding
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// function.
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// This allows using a shorter name without clobbering other scopes.
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class UsingInserter {
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public:
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UsingInserter(const SourceManager &SourceMgr);
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// Creates a \p using declaration fixit. Returns ``std::nullopt`` on error
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// or if the using declaration already exists.
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std::optional<FixItHint>
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createUsingDeclaration(ASTContext &Context, const Stmt &Statement,
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llvm::StringRef QualifiedName);
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// Returns the unqualified version of the name if there is an
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// appropriate using declaration and the qualified name otherwise.
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llvm::StringRef getShortName(ASTContext &Context, const Stmt &Statement,
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llvm::StringRef QualifiedName);
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private:
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using NameInFunction = std::pair<const FunctionDecl *, std::string>;
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const SourceManager &SourceMgr;
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std::set<NameInFunction> AddedUsing;
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};
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} // namespace clang::tidy::utils
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#endif // LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_USINGINSERTER_H
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