78 lines
2.7 KiB
C++
78 lines
2.7 KiB
C++
//===--- RedundantVoidArgCheck.h - clang-tidy --------------------*- C++-*-===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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#ifndef LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_MODERNIZE_REDUNDANT_VOID_ARG_CHECK_H
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#define LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_MODERNIZE_REDUNDANT_VOID_ARG_CHECK_H
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#include "../ClangTidy.h"
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#include "clang/Lex/Token.h"
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#include <string>
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namespace clang {
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namespace tidy {
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namespace modernize {
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/// \brief Find and remove redundant void argument lists.
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///
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/// Examples:
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/// `int f(void);` becomes `int f();`
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/// `int (*f(void))(void);` becomes `int (*f())();`
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/// `typedef int (*f_t(void))(void);` becomes `typedef int (*f_t())();`
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/// `void (C::*p)(void);` becomes `void (C::*p)();`
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/// `C::C(void) {}` becomes `C::C() {}`
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/// `C::~C(void) {}` becomes `C::~C() {}`
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///
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class RedundantVoidArgCheck : public ClangTidyCheck {
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public:
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RedundantVoidArgCheck(StringRef Name, ClangTidyContext *Context)
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: ClangTidyCheck(Name, Context) {}
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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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private:
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void processFunctionDecl(const ast_matchers::MatchFinder::MatchResult &Result,
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const FunctionDecl *Function);
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void
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processTypedefNameDecl(const ast_matchers::MatchFinder::MatchResult &Result,
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const TypedefNameDecl *Typedef);
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void processFieldDecl(const ast_matchers::MatchFinder::MatchResult &Result,
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const FieldDecl *Member);
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void processVarDecl(const ast_matchers::MatchFinder::MatchResult &Result,
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const VarDecl *Var);
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void
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processNamedCastExpr(const ast_matchers::MatchFinder::MatchResult &Result,
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const CXXNamedCastExpr *NamedCast);
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void
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processExplicitCastExpr(const ast_matchers::MatchFinder::MatchResult &Result,
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const ExplicitCastExpr *ExplicitCast);
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void processLambdaExpr(const ast_matchers::MatchFinder::MatchResult &Result,
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const LambdaExpr *Lambda);
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void
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removeVoidArgumentTokens(const ast_matchers::MatchFinder::MatchResult &Result,
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SourceRange Range, StringRef GrammarLocation);
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void removeVoidToken(Token VoidToken, StringRef Diagnostic);
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};
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} // namespace modernize
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} // namespace tidy
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} // namespace clang
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#endif // LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_MODERNIZE_REDUNDANT_VOID_ARG_CHECK_H
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