gecko-dev/build/clang-plugin/JSHandleRootedTypedefChecke...

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1.4 KiB
C++

/* 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 "JSHandleRootedTypedefChecker.h"
#include "CustomMatchers.h"
void JSHandleRootedTypedefChecker::registerMatchers(MatchFinder *AstMatcher) {
AstMatcher->addMatcher(
declaratorDecl(isUsingJSHandleRootedTypedef(), isNotSpiderMonkey())
.bind("declaratorDecl"),
this);
}
std::string getReplacement(std::string TypeName) {
for (auto &pair : JSHandleRootedTypedefMap) {
if (!TypeName.compare(pair[0])) {
return pair[1];
}
}
llvm_unreachable("Unexpected type name");
}
void JSHandleRootedTypedefChecker::check(
const MatchFinder::MatchResult &Result) {
const char *Error = "The fully qualified types are preferred over the "
"shorthand typedefs for JS::Handle/JS::Rooted types "
"outside SpiderMonkey.";
const DeclaratorDecl *Declarator =
Result.Nodes.getNodeAs<DeclaratorDecl>("declaratorDecl");
std::string Replacement = getReplacement(Declarator->getType().getAsString());
diag(Declarator->getBeginLoc(), Error, DiagnosticIDs::Error)
<< FixItHint::CreateReplacement(
Declarator->getTypeSourceInfo()->getTypeLoc().getSourceRange(),
Replacement);
}