1 //===--- ThrownExceptionTypeCheck.cpp - clang-tidy-------------------------===// 2 // 3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 4 // See https://llvm.org/LICENSE.txt for license information. 5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 6 // 7 //===----------------------------------------------------------------------===// 8 9 #include "ThrownExceptionTypeCheck.h" 10 #include "../utils/Matchers.h" 11 #include "clang/AST/ASTContext.h" 12 #include "clang/ASTMatchers/ASTMatchFinder.h" 13 14 using namespace clang::ast_matchers; 15 16 namespace clang::tidy::cert { 17 registerMatchers(MatchFinder * Finder)18void ThrownExceptionTypeCheck::registerMatchers(MatchFinder *Finder) { 19 Finder->addMatcher( 20 traverse( 21 TK_AsIs, 22 cxxThrowExpr(has(ignoringParenImpCasts( 23 cxxConstructExpr(hasDeclaration(cxxConstructorDecl( 24 isCopyConstructor(), unless(isNoThrow())))) 25 .bind("expr"))))), 26 this); 27 } 28 check(const MatchFinder::MatchResult & Result)29void ThrownExceptionTypeCheck::check(const MatchFinder::MatchResult &Result) { 30 const auto *E = Result.Nodes.getNodeAs<Expr>("expr"); 31 diag(E->getExprLoc(), 32 "thrown exception type is not nothrow copy constructible"); 33 } 34 35 } // namespace clang::tidy::cert 36