clang-tools  3.8.0
ProTypeConstCastCheck.cpp
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1 //===--- ProTypeConstCastCheck.cpp - clang-tidy----------------------------===//
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 #include "ProTypeConstCastCheck.h"
11 #include "clang/AST/ASTContext.h"
12 #include "clang/ASTMatchers/ASTMatchFinder.h"
13 
14 using namespace clang::ast_matchers;
15 
16 namespace clang {
17 namespace tidy {
18 
19 void ProTypeConstCastCheck::registerMatchers(MatchFinder *Finder) {
20  if (!getLangOpts().CPlusPlus)
21  return;
22 
23  Finder->addMatcher(cxxConstCastExpr().bind("cast"), this);
24 }
25 
26 void ProTypeConstCastCheck::check(const MatchFinder::MatchResult &Result) {
27  const auto *MatchedCast = Result.Nodes.getNodeAs<CXXConstCastExpr>("cast");
28  diag(MatchedCast->getOperatorLoc(), "do not use const_cast");
29 }
30 
31 } // namespace tidy
32 } // namespace clang
std::unique_ptr< ast_matchers::MatchFinder > Finder
Definition: ClangTidy.cpp:188
const NamedDecl * Result
Definition: USRFinder.cpp:121