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/* Distributed under the OSI-approved BSD 3-Clause License. See accompanying
file Copyright.txt or https://cmake.org/licensing for details. */
#include "UseCmstrlenCheck.h"
#include <clang/ASTMatchers/ASTMatchFinder.h>
namespace clang {
namespace tidy {
namespace cmake {
using namespace ast_matchers;
UseCmstrlenCheck::UseCmstrlenCheck(StringRef Name, ClangTidyContext* Context)
: ClangTidyCheck(Name, Context)
{
}
void UseCmstrlenCheck::registerMatchers(MatchFinder* Finder)
{
Finder->addMatcher(callExpr(callee(functionDecl(hasName("::strlen"))),
callee(expr().bind("callee")),
hasArgument(0, stringLiteral())),
this);
}
void UseCmstrlenCheck::check(const MatchFinder::MatchResult& Result)
{
const Expr* Node = Result.Nodes.getNodeAs<Expr>("callee");
this->diag(Node->getBeginLoc(), "use cmStrLen() for string literals")
<< FixItHint::CreateReplacement(Node->getSourceRange(), "cmStrLen");
}
}
}
}
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