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/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#include "ExplicitImplicitChecker.h"
#include "CustomMatchers.h"
void ExplicitImplicitChecker::registerMatchers(MatchFinder *AstMatcher) {
AstMatcher->addMatcher(
cxxConstructorDecl(
isInterestingImplicitCtor(),
ofClass(allOf(isConcreteClass(), decl().bind("class"))),
unless(isMarkedImplicit()))
.bind("ctor"),
this);
}
void ExplicitImplicitChecker::check(const MatchFinder::MatchResult &Result) {
// We've already checked everything in the matcher, so we just have to report
// the error.
const CXXConstructorDecl *Ctor =
Result.Nodes.getNodeAs<CXXConstructorDecl>("ctor");
const CXXRecordDecl *Declaration =
Result.Nodes.getNodeAs<CXXRecordDecl>("class");
FixItHint FixItHint =
FixItHint::CreateInsertion(Ctor->getLocation(), "explicit ");
diag(Ctor->getLocation(), "bad implicit conversion constructor for %0",
DiagnosticIDs::Error)
<< Declaration->getDeclName();
diag(Ctor->getLocation(),
"consider adding the explicit keyword to the constructor",
DiagnosticIDs::Note)
<< FixItHint;
}