clang-tools  3.8.0
UnusedParametersCheck.h
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1 //===--- UnusedParametersCheck.h - clang-tidy--------------------*- C++ -*-===//
2 //
3 // The LLVM Compiler Infrastructure
4 //
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
7 //
8 //===----------------------------------------------------------------------===//
9 
10 #ifndef LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_MISC_UNUSED_PARAMETERS_H
11 #define LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_MISC_UNUSED_PARAMETERS_H
12 
13 #include "../ClangTidy.h"
14 
15 namespace clang {
16 namespace tidy {
17 
18 /// Finds unused parameters and fixes them, so that `-Wunused-parameter` can be
19 /// turned on.
21 public:
23  : ClangTidyCheck(Name, Context) {}
24  void registerMatchers(ast_matchers::MatchFinder *Finder) override;
25  void check(const ast_matchers::MatchFinder::MatchResult &Result) override;
26 
27 private:
28  void
29  warnOnUnusedParameter(const ast_matchers::MatchFinder::MatchResult &Result,
30  const FunctionDecl *Function, unsigned ParamIndex);
31 };
32 
33 } // namespace tidy
34 } // namespace clang
35 
36 #endif // LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_MISC_UNUSED_PARAMETERS_H
37 
StringHandle Name
void check(const ast_matchers::MatchFinder::MatchResult &Result) override
ClangTidyChecks that register ASTMatchers should do the actual work in here.
std::unique_ptr< ast_matchers::MatchFinder > Finder
Definition: ClangTidy.cpp:188
Base class for all clang-tidy checks.
Definition: ClangTidy.h:102
void registerMatchers(ast_matchers::MatchFinder *Finder) override
Override this to register ASTMatchers with Finder.
Finds unused parameters and fixes them, so that -Wunused-parameter can be turned on.
Every ClangTidyCheck reports errors through a DiagnosticsEngine provided by this context.
UnusedParametersCheck(StringRef Name, ClangTidyContext *Context)
const NamedDecl * Result
Definition: USRFinder.cpp:121