50 lines
2 KiB
C
50 lines
2 KiB
C
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//===--- UseStdNumbersCheck.h - clang-tidy ----------------------*- C++ -*-===//
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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_MODERNIZE_USESTDNUMBERSCHECK_H
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#define LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_MODERNIZE_USESTDNUMBERSCHECK_H
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#include "../ClangTidyCheck.h"
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#include "../utils/IncludeInserter.h"
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namespace clang::tidy::modernize {
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/// Finds constants and function calls to math functions that can be replaced
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/// with c++20's mathematical constants from the ``numbers`` header and
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/// offers fix-it hints.
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/// Does not match the use of variables with that value, and instead,
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/// offers a replacement at the definition of those variables.
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///
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/// For the user-facing documentation see:
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/// http://clang.llvm.org/extra/clang-tidy/checks/modernize/use-std-numbers.html
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class UseStdNumbersCheck : public ClangTidyCheck {
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public:
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UseStdNumbersCheck(StringRef Name, ClangTidyContext *Context);
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bool isLanguageVersionSupported(const LangOptions &LangOpts) const override {
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return LangOpts.CPlusPlus20;
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}
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void registerMatchers(ast_matchers::MatchFinder *Finder) override;
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void check(const ast_matchers::MatchFinder::MatchResult &Result) override;
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void registerPPCallbacks(const SourceManager &SM, Preprocessor *PP,
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Preprocessor *ModuleExpanderPP) override;
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void storeOptions(ClangTidyOptions::OptionMap &Opts) override;
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std::optional<TraversalKind> getCheckTraversalKind() const override {
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return TK_IgnoreUnlessSpelledInSource;
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}
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private:
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utils::IncludeInserter IncludeInserter;
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StringRef DiffThresholdString;
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double DiffThreshold;
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};
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} // namespace clang::tidy::modernize
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#endif // LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_MODERNIZE_USESTDNUMBERSCHECK_H
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