clang-tools  7.0.0
ThrownExceptionTypeCheck.cpp
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1 //===--- ThrownExceptionTypeCheck.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 
11 #include "../utils/Matchers.h"
12 #include "clang/AST/ASTContext.h"
13 #include "clang/ASTMatchers/ASTMatchFinder.h"
14 
15 using namespace clang::ast_matchers;
16 
17 namespace clang {
18 namespace tidy {
19 namespace cert {
20 
21 void ThrownExceptionTypeCheck::registerMatchers(MatchFinder *Finder) {
22  if (!getLangOpts().CPlusPlus)
23  return;
24 
25  Finder->addMatcher(
26  cxxThrowExpr(has(ignoringParenImpCasts(
27  cxxConstructExpr(hasDeclaration(cxxConstructorDecl(
28  isCopyConstructor(), unless(isNoThrow()))))
29  .bind("expr")))),
30  this);
31 }
32 
33 void ThrownExceptionTypeCheck::check(const MatchFinder::MatchResult &Result) {
34  const auto *E = Result.Nodes.getNodeAs<Expr>("expr");
35  diag(E->getExprLoc(),
36  "thrown exception type is not nothrow copy constructible");
37 }
38 
39 } // namespace cert
40 } // namespace tidy
41 } // namespace clang
===– Representation.cpp - ClangDoc Representation --------—*- C++ -*-===//