зеркало из https://github.com/mozilla/gecko-dev.git
39 строки
1.3 KiB
C++
39 строки
1.3 KiB
C++
/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "ParamTraitsEnumChecker.h"
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#include "CustomMatchers.h"
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void ParamTraitsEnumChecker::registerMatchers(MatchFinder *AstMatcher) {
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AstMatcher->addMatcher(
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classTemplateSpecializationDecl(hasName("ParamTraits")).bind("decl"),
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this);
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}
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void ParamTraitsEnumChecker::check(const MatchFinder::MatchResult &Result) {
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const ClassTemplateSpecializationDecl *Decl =
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Result.Nodes.getNodeAs<ClassTemplateSpecializationDecl>("decl");
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for (auto &Inner : Decl->decls()) {
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if (auto *Def = dyn_cast<TypedefDecl>(Inner)) {
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QualType UnderlyingType = Def->getUnderlyingType();
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QualType CanonicalType = UnderlyingType.getCanonicalType();
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const clang::Type *TypePtr = CanonicalType.getTypePtrOrNull();
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if (!TypePtr) {
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return;
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}
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if (TypePtr->isEnumeralType()) {
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diag(Decl->getBeginLoc(),
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"Custom ParamTraits implementation for an enum type",
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DiagnosticIDs::Error);
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diag(Decl->getBeginLoc(),
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"Please use a helper class for example ContiguousEnumSerializer",
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DiagnosticIDs::Note);
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}
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}
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}
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}
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