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llvm-for-llvmta/tools/clang/lib/ASTMatchers/Dynamic/Registry.cpp

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added clang
2022-04-25 13:02:35 +02:00
//===- Registry.cpp - Matcher registry ------------------------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
//
/// \file
/// Registry map populated at static initialization time.
//
//===----------------------------------------------------------------------===//
#include "clang/ASTMatchers/Dynamic/Registry.h"
#include "Marshallers.h"
#include "clang/AST/ASTTypeTraits.h"
#include "clang/ASTMatchers/ASTMatchers.h"
#include "clang/ASTMatchers/Dynamic/Diagnostics.h"
#include "clang/ASTMatchers/Dynamic/VariantValue.h"
#include "llvm/ADT/Optional.h"
#include "llvm/ADT/STLExtras.h"
#include "llvm/ADT/StringMap.h"
#include "llvm/ADT/StringRef.h"
#include "llvm/Support/ManagedStatic.h"
#include "llvm/Support/raw_ostream.h"
#include <cassert>
#include <iterator>
#include <memory>
#include <set>
#include <string>
#include <utility>
#include <vector>
namespace clang {
namespace ast_matchers {
namespace dynamic {
namespace {
using internal::MatcherDescriptor;
using ConstructorMap =
llvm::StringMap<std::unique_ptr<const MatcherDescriptor>>;
class RegistryMaps {
public:
RegistryMaps();
~RegistryMaps();
const ConstructorMap &constructors() const { return Constructors; }
private:
void registerMatcher(StringRef MatcherName,
std::unique_ptr<MatcherDescriptor> Callback);
ConstructorMap Constructors;
};
} // namespace
void RegistryMaps::registerMatcher(
StringRef MatcherName, std::unique_ptr<MatcherDescriptor> Callback) {
assert(Constructors.find(MatcherName) == Constructors.end());
Constructors[MatcherName] = std::move(Callback);
}
#define REGISTER_MATCHER(name) \
registerMatcher(#name, internal::makeMatcherAutoMarshall( \
::clang::ast_matchers::name, #name));
#define REGISTER_MATCHER_OVERLOAD(name) \
registerMatcher(#name, \
std::make_unique<internal::OverloadedMatcherDescriptor>(name##Callbacks))
#define SPECIFIC_MATCHER_OVERLOAD(name, Id) \
static_cast<::clang::ast_matchers::name##_Type##Id>( \
::clang::ast_matchers::name)
#define MATCHER_OVERLOAD_ENTRY(name, Id) \
internal::makeMatcherAutoMarshall(SPECIFIC_MATCHER_OVERLOAD(name, Id), \
#name)
#define REGISTER_OVERLOADED_2(name) \
do { \
std::unique_ptr<MatcherDescriptor> name##Callbacks[] = { \
MATCHER_OVERLOAD_ENTRY(name, 0), \
MATCHER_OVERLOAD_ENTRY(name, 1)}; \
REGISTER_MATCHER_OVERLOAD(name); \
} while (false)
#define REGISTER_REGEX_MATCHER(name) \
registerMatcher(#name, internal::makeMatcherRegexMarshall(name, name))
/// Generate a registry map with all the known matchers.
/// Please keep sorted alphabetically!
RegistryMaps::RegistryMaps() {
// TODO: Here is the list of the missing matchers, grouped by reason.
//
// Polymorphic + argument overload:
// findAll
//
// Other:
// equalsNode
REGISTER_OVERLOADED_2(callee);
REGISTER_OVERLOADED_2(hasAnyCapture);
REGISTER_OVERLOADED_2(hasPrefix);
REGISTER_OVERLOADED_2(hasType);
REGISTER_OVERLOADED_2(ignoringParens);
REGISTER_OVERLOADED_2(isDerivedFrom);
REGISTER_OVERLOADED_2(isDirectlyDerivedFrom);
REGISTER_OVERLOADED_2(isSameOrDerivedFrom);
REGISTER_OVERLOADED_2(loc);
REGISTER_OVERLOADED_2(pointsTo);
REGISTER_OVERLOADED_2(references);
REGISTER_OVERLOADED_2(thisPointerType);
std::unique_ptr<MatcherDescriptor> equalsCallbacks[] = {
MATCHER_OVERLOAD_ENTRY(equals, 0),
MATCHER_OVERLOAD_ENTRY(equals, 1),
MATCHER_OVERLOAD_ENTRY(equals, 2),
};
REGISTER_MATCHER_OVERLOAD(equals);
REGISTER_REGEX_MATCHER(isExpansionInFileMatching);
REGISTER_REGEX_MATCHER(matchesName);
REGISTER_REGEX_MATCHER(matchesSelector);
REGISTER_MATCHER(accessSpecDecl);
REGISTER_MATCHER(addrLabelExpr);
REGISTER_MATCHER(alignOfExpr);
REGISTER_MATCHER(allOf);
REGISTER_MATCHER(anyOf);
REGISTER_MATCHER(anything);
REGISTER_MATCHER(argumentCountIs);
REGISTER_MATCHER(arraySubscriptExpr);
REGISTER_MATCHER(arrayType);
REGISTER_MATCHER(asString);
REGISTER_MATCHER(asmStmt);
REGISTER_MATCHER(atomicExpr);
REGISTER_MATCHER(atomicType);
REGISTER_MATCHER(autoType);
REGISTER_MATCHER(autoreleasePoolStmt)
REGISTER_MATCHER(binaryConditionalOperator);
REGISTER_MATCHER(binaryOperator);
REGISTER_MATCHER(binaryOperation);
REGISTER_MATCHER(blockDecl);
REGISTER_MATCHER(blockExpr);
REGISTER_MATCHER(blockPointerType);
REGISTER_MATCHER(booleanType);
REGISTER_MATCHER(breakStmt);
REGISTER_MATCHER(builtinType);
REGISTER_MATCHER(cStyleCastExpr);
REGISTER_MATCHER(callExpr);
REGISTER_MATCHER(caseStmt);
REGISTER_MATCHER(castExpr);
REGISTER_MATCHER(characterLiteral);
REGISTER_MATCHER(chooseExpr);
REGISTER_MATCHER(classTemplateDecl);
REGISTER_MATCHER(classTemplatePartialSpecializationDecl);
REGISTER_MATCHER(classTemplateSpecializationDecl);
REGISTER_MATCHER(complexType);
REGISTER_MATCHER(compoundLiteralExpr);
REGISTER_MATCHER(compoundStmt);
REGISTER_MATCHER(conditionalOperator);
REGISTER_MATCHER(constantArrayType);
REGISTER_MATCHER(constantExpr);
REGISTER_MATCHER(containsDeclaration);
REGISTER_MATCHER(continueStmt);
REGISTER_MATCHER(cudaKernelCallExpr);
REGISTER_MATCHER(cxxBindTemporaryExpr);
REGISTER_MATCHER(cxxBoolLiteral);
REGISTER_MATCHER(cxxCatchStmt);
REGISTER_MATCHER(cxxConstCastExpr);
REGISTER_MATCHER(cxxConstructExpr);
REGISTER_MATCHER(cxxConstructorDecl);
REGISTER_MATCHER(cxxConversionDecl);
REGISTER_MATCHER(cxxCtorInitializer);
REGISTER_MATCHER(cxxDeductionGuideDecl);
REGISTER_MATCHER(cxxDefaultArgExpr);
REGISTER_MATCHER(cxxDeleteExpr);
REGISTER_MATCHER(cxxDependentScopeMemberExpr);
REGISTER_MATCHER(cxxDestructorDecl);
REGISTER_MATCHER(cxxDynamicCastExpr);
REGISTER_MATCHER(cxxForRangeStmt);
REGISTER_MATCHER(cxxFunctionalCastExpr);
REGISTER_MATCHER(cxxMemberCallExpr);
REGISTER_MATCHER(cxxMethodDecl);
REGISTER_MATCHER(cxxNewExpr);
REGISTER_MATCHER(cxxNoexceptExpr);
REGISTER_MATCHER(cxxNullPtrLiteralExpr);
REGISTER_MATCHER(cxxOperatorCallExpr);
REGISTER_MATCHER(cxxRecordDecl);
REGISTER_MATCHER(cxxReinterpretCastExpr);
REGISTER_MATCHER(cxxRewrittenBinaryOperator);
REGISTER_MATCHER(cxxStaticCastExpr);
REGISTER_MATCHER(cxxStdInitializerListExpr);
REGISTER_MATCHER(cxxTemporaryObjectExpr);
REGISTER_MATCHER(cxxThisExpr);
REGISTER_MATCHER(cxxThrowExpr);
REGISTER_MATCHER(cxxTryStmt);
REGISTER_MATCHER(cxxUnresolvedConstructExpr);
REGISTER_MATCHER(decayedType);
REGISTER_MATCHER(decl);
REGISTER_MATCHER(decompositionDecl);
REGISTER_MATCHER(declCountIs);
REGISTER_MATCHER(declRefExpr);
REGISTER_MATCHER(declStmt);
REGISTER_MATCHER(declaratorDecl);
REGISTER_MATCHER(decltypeType);
REGISTER_MATCHER(deducedTemplateSpecializationType);
REGISTER_MATCHER(defaultStmt);
REGISTER_MATCHER(dependentSizedArrayType);
REGISTER_MATCHER(designatedInitExpr);
REGISTER_MATCHER(designatorCountIs);
REGISTER_MATCHER(doStmt);
REGISTER_MATCHER(eachOf);
REGISTER_MATCHER(elaboratedType);
REGISTER_MATCHER(enumConstantDecl);
REGISTER_MATCHER(enumDecl);
REGISTER_MATCHER(enumType);
REGISTER_MATCHER(equalsBoundNode);
REGISTER_MATCHER(equalsIntegralValue);
REGISTER_MATCHER(explicitCastExpr);
REGISTER_MATCHER(expr);
REGISTER_MATCHER(exprWithCleanups);
REGISTER_MATCHER(fieldDecl);
REGISTER_MATCHER(floatLiteral);
REGISTER_MATCHER(forEach);
REGISTER_MATCHER(forEachArgumentWithParam);
REGISTER_MATCHER(forEachArgumentWithParamType);
REGISTER_MATCHER(forEachConstructorInitializer);
REGISTER_MATCHER(forEachDescendant);
REGISTER_MATCHER(forEachOverridden);
REGISTER_MATCHER(forEachSwitchCase);
REGISTER_MATCHER(forField);
REGISTER_MATCHER(forFunction);
REGISTER_MATCHER(forStmt);
REGISTER_MATCHER(friendDecl);
REGISTER_MATCHER(functionDecl);
REGISTER_MATCHER(functionProtoType);
REGISTER_MATCHER(functionTemplateDecl);
REGISTER_MATCHER(functionType);
REGISTER_MATCHER(genericSelectionExpr);
REGISTER_MATCHER(gnuNullExpr);
REGISTER_MATCHER(gotoStmt);
REGISTER_MATCHER(has);
REGISTER_MATCHER(hasAncestor);
REGISTER_MATCHER(hasAnyArgument);
REGISTER_MATCHER(hasAnyBase);
REGISTER_MATCHER(hasAnyClause);
REGISTER_MATCHER(hasAnyConstructorInitializer);
REGISTER_MATCHER(hasAnyDeclaration);
REGISTER_MATCHER(hasAnyName);
REGISTER_MATCHER(hasAnyOperatorName);
REGISTER_MATCHER(hasAnyOverloadedOperatorName);
REGISTER_MATCHER(hasAnyParameter);
REGISTER_MATCHER(hasAnyPlacementArg);
REGISTER_MATCHER(hasAnySelector);
REGISTER_MATCHER(hasAnySubstatement);
REGISTER_MATCHER(hasAnyTemplateArgument);
REGISTER_MATCHER(hasAnyUsingShadowDecl);
REGISTER_MATCHER(hasArgument);
REGISTER_MATCHER(hasArgumentOfType);
REGISTER_MATCHER(hasArraySize);
REGISTER_MATCHER(hasAttr);
REGISTER_MATCHER(hasAutomaticStorageDuration);
REGISTER_MATCHER(hasBase);
REGISTER_MATCHER(hasBitWidth);
REGISTER_MATCHER(hasBody);
REGISTER_MATCHER(hasCanonicalType);
REGISTER_MATCHER(hasCaseConstant);
REGISTER_MATCHER(hasCastKind);
REGISTER_MATCHER(hasCondition);
REGISTER_MATCHER(hasConditionVariableStatement);
REGISTER_MATCHER(hasDecayedType);
REGISTER_MATCHER(hasDeclContext);
REGISTER_MATCHER(hasDeclaration);
REGISTER_MATCHER(hasDeducedType);
REGISTER_MATCHER(hasDefaultArgument);
REGISTER_MATCHER(hasDefinition);
REGISTER_MATCHER(hasDescendant);
REGISTER_MATCHER(hasDestinationType);
REGISTER_MATCHER(hasDirectBase);
REGISTER_MATCHER(hasDynamicExceptionSpec);
REGISTER_MATCHER(hasEitherOperand);
REGISTER_MATCHER(hasElementType);
REGISTER_MATCHER(hasElse);
REGISTER_MATCHER(hasExplicitSpecifier);
REGISTER_MATCHER(hasExternalFormalLinkage);
REGISTER_MATCHER(hasFalseExpression);
REGISTER_MATCHER(hasGlobalStorage);
REGISTER_MATCHER(hasImplicitDestinationType);
REGISTER_MATCHER(hasInClassInitializer);
REGISTER_MATCHER(hasIncrement);
REGISTER_MATCHER(hasIndex);
REGISTER_MATCHER(hasInit);
REGISTER_MATCHER(hasInitializer);
REGISTER_MATCHER(hasInitStatement);
REGISTER_MATCHER(hasKeywordSelector);
REGISTER_MATCHER(hasLHS);
REGISTER_MATCHER(hasLocalQualifiers);
REGISTER_MATCHER(hasLocalStorage);
REGISTER_MATCHER(hasLoopInit);
REGISTER_MATCHER(hasLoopVariable);
REGISTER_MATCHER(hasMemberName);
REGISTER_MATCHER(hasMethod);
REGISTER_MATCHER(hasName);
REGISTER_MATCHER(hasNullSelector);
REGISTER_MATCHER(hasObjectExpression);
REGISTER_MATCHER(hasOperands);
REGISTER_MATCHER(hasOperatorName);
REGISTER_MATCHER(hasOverloadedOperatorName);
REGISTER_MATCHER(hasParameter);
REGISTER_MATCHER(hasParent);
REGISTER_MATCHER(hasQualifier);
REGISTER_MATCHER(hasRHS);
REGISTER_MATCHER(hasRangeInit);
REGISTER_MATCHER(hasReceiver);
REGISTER_MATCHER(hasReceiverType);
REGISTER_MATCHER(hasReplacementType);
REGISTER_MATCHER(hasReturnValue);
REGISTER_MATCHER(hasPlacementArg);
REGISTER_MATCHER(hasSelector);
REGISTER_MATCHER(hasSingleDecl);
REGISTER_MATCHER(hasSize);
REGISTER_MATCHER(hasSizeExpr);
REGISTER_MATCHER(hasSourceExpression);
REGISTER_MATCHER(hasSpecializedTemplate);
REGISTER_MATCHER(hasStaticStorageDuration);
REGISTER_MATCHER(hasStructuredBlock);
REGISTER_MATCHER(hasSyntacticForm);
REGISTER_MATCHER(hasTargetDecl);
REGISTER_MATCHER(hasTemplateArgument);
REGISTER_MATCHER(hasThen);
REGISTER_MATCHER(hasThreadStorageDuration);
REGISTER_MATCHER(hasTrailingReturn);
REGISTER_MATCHER(hasTrueExpression);
REGISTER_MATCHER(hasTypeLoc);
REGISTER_MATCHER(hasUnaryOperand);
REGISTER_MATCHER(hasUnarySelector);
REGISTER_MATCHER(hasUnderlyingDecl);
REGISTER_MATCHER(hasUnderlyingType);
REGISTER_MATCHER(hasUnqualifiedDesugaredType);
REGISTER_MATCHER(hasValueType);
REGISTER_MATCHER(ifStmt);
REGISTER_MATCHER(ignoringElidableConstructorCall);
REGISTER_MATCHER(ignoringImpCasts);
REGISTER_MATCHER(ignoringImplicit);
REGISTER_MATCHER(ignoringParenCasts);
REGISTER_MATCHER(ignoringParenImpCasts);
REGISTER_MATCHER(imaginaryLiteral);
REGISTER_MATCHER(implicitCastExpr);
REGISTER_MATCHER(implicitValueInitExpr);
REGISTER_MATCHER(incompleteArrayType);
REGISTER_MATCHER(indirectFieldDecl);
REGISTER_MATCHER(initListExpr);
REGISTER_MATCHER(injectedClassNameType);
REGISTER_MATCHER(innerType);
REGISTER_MATCHER(integerLiteral);
REGISTER_MATCHER(isAllowedToContainClauseKind);
REGISTER_MATCHER(isAnonymous);
REGISTER_MATCHER(isAnyCharacter);
REGISTER_MATCHER(isAnyPointer);
REGISTER_MATCHER(isArray);
REGISTER_MATCHER(isArrow);
REGISTER_MATCHER(isAssignmentOperator);
REGISTER_MATCHER(isAtPosition);
REGISTER_MATCHER(isBaseInitializer);
REGISTER_MATCHER(isBitField);
REGISTER_MATCHER(isCatchAll);
REGISTER_MATCHER(isClass);
REGISTER_MATCHER(isClassMessage);
REGISTER_MATCHER(isClassMethod);
REGISTER_MATCHER(isComparisonOperator);
REGISTER_MATCHER(isConst);
REGISTER_MATCHER(isConstQualified);
REGISTER_MATCHER(isConstexpr);
REGISTER_MATCHER(isCopyAssignmentOperator);
REGISTER_MATCHER(isCopyConstructor);
REGISTER_MATCHER(isDefaultConstructor);
REGISTER_MATCHER(isDefaulted);
REGISTER_MATCHER(isDefinition);
REGISTER_MATCHER(isDelegatingConstructor);
REGISTER_MATCHER(isDeleted);
REGISTER_MATCHER(isEnum);
REGISTER_MATCHER(isExceptionVariable);
REGISTER_MATCHER(isExpandedFromMacro);
REGISTER_MATCHER(isExpansionInMainFile);
REGISTER_MATCHER(isExpansionInSystemHeader);
REGISTER_MATCHER(isExplicit);
REGISTER_MATCHER(isExplicitTemplateSpecialization);
REGISTER_MATCHER(isExpr);
REGISTER_MATCHER(isExternC);
REGISTER_MATCHER(isFinal);
REGISTER_MATCHER(isFirstPrivateKind);
REGISTER_MATCHER(isImplicit);
REGISTER_MATCHER(isInStdNamespace);
REGISTER_MATCHER(isInTemplateInstantiation);
REGISTER_MATCHER(isInline);
REGISTER_MATCHER(isInstanceMessage);
REGISTER_MATCHER(isInstanceMethod);
REGISTER_MATCHER(isInstantiated);
REGISTER_MATCHER(isInstantiationDependent);
REGISTER_MATCHER(isInteger);
REGISTER_MATCHER(isIntegral);
REGISTER_MATCHER(isLambda);
REGISTER_MATCHER(isListInitialization);
REGISTER_MATCHER(isMain);
REGISTER_MATCHER(isMemberInitializer);
REGISTER_MATCHER(isMoveAssignmentOperator);
REGISTER_MATCHER(isMoveConstructor);
REGISTER_MATCHER(isNoReturn);
REGISTER_MATCHER(isNoThrow);
REGISTER_MATCHER(isNoneKind);
REGISTER_MATCHER(isOverride);
REGISTER_MATCHER(isPrivate);
REGISTER_MATCHER(isProtected);
REGISTER_MATCHER(isPublic);
REGISTER_MATCHER(isPure);
REGISTER_MATCHER(isScoped);
REGISTER_MATCHER(isSharedKind);
REGISTER_MATCHER(isSignedInteger);
REGISTER_MATCHER(isStandaloneDirective);
REGISTER_MATCHER(isStaticLocal);
REGISTER_MATCHER(isStaticStorageClass);
REGISTER_MATCHER(isStruct);
REGISTER_MATCHER(isTemplateInstantiation);
REGISTER_MATCHER(isTypeDependent);
REGISTER_MATCHER(isUnion);
REGISTER_MATCHER(isUnsignedInteger);
REGISTER_MATCHER(isUserProvided);
REGISTER_MATCHER(isValueDependent);
REGISTER_MATCHER(isVariadic);
REGISTER_MATCHER(isVirtual);
REGISTER_MATCHER(isVirtualAsWritten);
REGISTER_MATCHER(isVolatileQualified);
REGISTER_MATCHER(isWeak);
REGISTER_MATCHER(isWritten);
REGISTER_MATCHER(lValueReferenceType);
REGISTER_MATCHER(labelDecl);
REGISTER_MATCHER(labelStmt);
REGISTER_MATCHER(lambdaExpr);
REGISTER_MATCHER(linkageSpecDecl);
REGISTER_MATCHER(materializeTemporaryExpr);
REGISTER_MATCHER(member);
REGISTER_MATCHER(memberExpr);
REGISTER_MATCHER(memberHasSameNameAsBoundNode);
REGISTER_MATCHER(memberPointerType);
REGISTER_MATCHER(namedDecl);
REGISTER_MATCHER(namesType);
REGISTER_MATCHER(namespaceAliasDecl);
REGISTER_MATCHER(namespaceDecl);
REGISTER_MATCHER(nestedNameSpecifier);
REGISTER_MATCHER(nestedNameSpecifierLoc);
REGISTER_MATCHER(nonTypeTemplateParmDecl);
REGISTER_MATCHER(nullPointerConstant);
REGISTER_MATCHER(nullStmt);
REGISTER_MATCHER(numSelectorArgs);
REGISTER_MATCHER(objcCatchStmt);
REGISTER_MATCHER(objcCategoryDecl);
REGISTER_MATCHER(objcCategoryImplDecl);
REGISTER_MATCHER(objcFinallyStmt);
REGISTER_MATCHER(objcImplementationDecl);
REGISTER_MATCHER(objcInterfaceDecl);
REGISTER_MATCHER(objcIvarDecl);
REGISTER_MATCHER(objcIvarRefExpr);
REGISTER_MATCHER(objcMessageExpr);
REGISTER_MATCHER(objcMethodDecl);
REGISTER_MATCHER(objcObjectPointerType);
REGISTER_MATCHER(objcPropertyDecl);
REGISTER_MATCHER(objcProtocolDecl);
REGISTER_MATCHER(objcThrowStmt);
REGISTER_MATCHER(objcTryStmt);
REGISTER_MATCHER(ofClass);
REGISTER_MATCHER(ofKind);
REGISTER_MATCHER(ompDefaultClause);
REGISTER_MATCHER(ompExecutableDirective);
REGISTER_MATCHER(on);
REGISTER_MATCHER(onImplicitObjectArgument);
REGISTER_MATCHER(opaqueValueExpr);
REGISTER_MATCHER(optionally);
REGISTER_MATCHER(parameterCountIs);
REGISTER_MATCHER(parenExpr);
REGISTER_MATCHER(parenListExpr);
REGISTER_MATCHER(parenType);
REGISTER_MATCHER(parmVarDecl);
REGISTER_MATCHER(pointee);
REGISTER_MATCHER(pointerType);
REGISTER_MATCHER(predefinedExpr);
REGISTER_MATCHER(qualType);
REGISTER_MATCHER(rValueReferenceType);
REGISTER_MATCHER(realFloatingPointType);
REGISTER_MATCHER(recordDecl);
REGISTER_MATCHER(recordType);
REGISTER_MATCHER(referenceType);
REGISTER_MATCHER(refersToDeclaration);
REGISTER_MATCHER(refersToIntegralType);
REGISTER_MATCHER(refersToTemplate);
REGISTER_MATCHER(refersToType);
REGISTER_MATCHER(requiresZeroInitialization);
REGISTER_MATCHER(returnStmt);
REGISTER_MATCHER(returns);
REGISTER_MATCHER(sizeOfExpr);
REGISTER_MATCHER(specifiesNamespace);
REGISTER_MATCHER(specifiesType);
REGISTER_MATCHER(specifiesTypeLoc);
REGISTER_MATCHER(statementCountIs);
REGISTER_MATCHER(staticAssertDecl);
REGISTER_MATCHER(stmt);
REGISTER_MATCHER(stmtExpr);
REGISTER_MATCHER(stringLiteral);
REGISTER_MATCHER(substNonTypeTemplateParmExpr);
REGISTER_MATCHER(substTemplateTypeParmType);
REGISTER_MATCHER(switchCase);
REGISTER_MATCHER(switchStmt);
REGISTER_MATCHER(tagDecl);
REGISTER_MATCHER(tagType);
REGISTER_MATCHER(templateArgument);
REGISTER_MATCHER(templateArgumentCountIs);
REGISTER_MATCHER(templateName);
REGISTER_MATCHER(templateSpecializationType);
REGISTER_MATCHER(templateTemplateParmDecl);
REGISTER_MATCHER(templateTypeParmDecl);
REGISTER_MATCHER(templateTypeParmType);
REGISTER_MATCHER(throughUsingDecl);
REGISTER_MATCHER(to);
REGISTER_MATCHER(translationUnitDecl);
REGISTER_MATCHER(type);
REGISTER_MATCHER(typeAliasDecl);
REGISTER_MATCHER(typeAliasTemplateDecl);
REGISTER_MATCHER(typeLoc);
REGISTER_MATCHER(typedefDecl);
REGISTER_MATCHER(typedefNameDecl);
REGISTER_MATCHER(typedefType);
REGISTER_MATCHER(unaryExprOrTypeTraitExpr);
REGISTER_MATCHER(unaryOperator);
REGISTER_MATCHER(unaryTransformType);
REGISTER_MATCHER(unless);
REGISTER_MATCHER(unresolvedLookupExpr);
REGISTER_MATCHER(unresolvedMemberExpr);
REGISTER_MATCHER(unresolvedUsingTypenameDecl);
REGISTER_MATCHER(unresolvedUsingValueDecl);
REGISTER_MATCHER(userDefinedLiteral);
REGISTER_MATCHER(usesADL);
REGISTER_MATCHER(usingDecl);
REGISTER_MATCHER(usingDirectiveDecl);
REGISTER_MATCHER(valueDecl);
REGISTER_MATCHER(varDecl);
REGISTER_MATCHER(variableArrayType);
REGISTER_MATCHER(voidType);
REGISTER_MATCHER(whileStmt);
REGISTER_MATCHER(withInitializer);
}
RegistryMaps::~RegistryMaps() = default;
static llvm::ManagedStatic<RegistryMaps> RegistryData;
// static
llvm::Optional<MatcherCtor> Registry::lookupMatcherCtor(StringRef MatcherName) {
auto it = RegistryData->constructors().find(MatcherName);
return it == RegistryData->constructors().end()
? llvm::Optional<MatcherCtor>()
: it->second.get();
}
static llvm::raw_ostream &operator<<(llvm::raw_ostream &OS,
const std::set<ASTNodeKind> &KS) {
unsigned Count = 0;
for (std::set<ASTNodeKind>::const_iterator I = KS.begin(), E = KS.end();
I != E; ++I) {
if (I != KS.begin())
OS << "|";
if (Count++ == 3) {
OS << "...";
break;
}
OS << *I;
}
return OS;
}
std::vector<ArgKind> Registry::getAcceptedCompletionTypes(
ArrayRef<std::pair<MatcherCtor, unsigned>> Context) {
ASTNodeKind InitialTypes[] = {
ASTNodeKind::getFromNodeKind<Decl>(),
ASTNodeKind::getFromNodeKind<QualType>(),
ASTNodeKind::getFromNodeKind<Type>(),
ASTNodeKind::getFromNodeKind<Stmt>(),
ASTNodeKind::getFromNodeKind<NestedNameSpecifier>(),
ASTNodeKind::getFromNodeKind<NestedNameSpecifierLoc>(),
ASTNodeKind::getFromNodeKind<TypeLoc>()};
// Starting with the above seed of acceptable top-level matcher types, compute
// the acceptable type set for the argument indicated by each context element.
std::set<ArgKind> TypeSet(std::begin(InitialTypes), std::end(InitialTypes));
for (const auto &CtxEntry : Context) {
MatcherCtor Ctor = CtxEntry.first;
unsigned ArgNumber = CtxEntry.second;
std::vector<ArgKind> NextTypeSet;
for (const ArgKind &Kind : TypeSet) {
if (Kind.getArgKind() == Kind.AK_Matcher &&
Ctor->isConvertibleTo(Kind.getMatcherKind()) &&
(Ctor->isVariadic() || ArgNumber < Ctor->getNumArgs()))
Ctor->getArgKinds(Kind.getMatcherKind(), ArgNumber, NextTypeSet);
}
TypeSet.clear();
TypeSet.insert(NextTypeSet.begin(), NextTypeSet.end());
}
return std::vector<ArgKind>(TypeSet.begin(), TypeSet.end());
}
std::vector<MatcherCompletion>
Registry::getMatcherCompletions(ArrayRef<ArgKind> AcceptedTypes) {
std::vector<MatcherCompletion> Completions;
// Search the registry for acceptable matchers.
for (const auto &M : RegistryData->constructors()) {
const MatcherDescriptor& Matcher = *M.getValue();
StringRef Name = M.getKey();
std::set<ASTNodeKind> RetKinds;
unsigned NumArgs = Matcher.isVariadic() ? 1 : Matcher.getNumArgs();
bool IsPolymorphic = Matcher.isPolymorphic();
std::vector<std::vector<ArgKind>> ArgsKinds(NumArgs);
unsigned MaxSpecificity = 0;
for (const ArgKind& Kind : AcceptedTypes) {
if (Kind.getArgKind() != Kind.AK_Matcher)
continue;
unsigned Specificity;
ASTNodeKind LeastDerivedKind;
if (Matcher.isConvertibleTo(Kind.getMatcherKind(), &Specificity,
&LeastDerivedKind)) {
if (MaxSpecificity < Specificity)
MaxSpecificity = Specificity;
RetKinds.insert(LeastDerivedKind);
for (unsigned Arg = 0; Arg != NumArgs; ++Arg)
Matcher.getArgKinds(Kind.getMatcherKind(), Arg, ArgsKinds[Arg]);
if (IsPolymorphic)
break;
}
}
if (!RetKinds.empty() && MaxSpecificity > 0) {
std::string Decl;
llvm::raw_string_ostream OS(Decl);
if (IsPolymorphic) {
OS << "Matcher<T> " << Name << "(Matcher<T>";
} else {
OS << "Matcher<" << RetKinds << "> " << Name << "(";
for (const std::vector<ArgKind> &Arg : ArgsKinds) {
if (&Arg != &ArgsKinds[0])
OS << ", ";
bool FirstArgKind = true;
std::set<ASTNodeKind> MatcherKinds;
// Two steps. First all non-matchers, then matchers only.
for (const ArgKind &AK : Arg) {
if (AK.getArgKind() == ArgKind::AK_Matcher) {
MatcherKinds.insert(AK.getMatcherKind());
} else {
if (!FirstArgKind) OS << "|";
FirstArgKind = false;
OS << AK.asString();
}
}
if (!MatcherKinds.empty()) {
if (!FirstArgKind) OS << "|";
OS << "Matcher<" << MatcherKinds << ">";
}
}
}
if (Matcher.isVariadic())
OS << "...";
OS << ")";
std::string TypedText = std::string(Name);
TypedText += "(";
if (ArgsKinds.empty())
TypedText += ")";
else if (ArgsKinds[0][0].getArgKind() == ArgKind::AK_String)
TypedText += "\"";
Completions.emplace_back(TypedText, OS.str(), MaxSpecificity);
}
}
return Completions;
}
VariantMatcher Registry::constructMatcher(MatcherCtor Ctor,
SourceRange NameRange,
ArrayRef<ParserValue> Args,
Diagnostics *Error) {
return Ctor->create(NameRange, Args, Error);
}
VariantMatcher Registry::constructBoundMatcher(MatcherCtor Ctor,
SourceRange NameRange,
StringRef BindID,
ArrayRef<ParserValue> Args,
Diagnostics *Error) {
VariantMatcher Out = constructMatcher(Ctor, NameRange, Args, Error);
if (Out.isNull()) return Out;
llvm::Optional<DynTypedMatcher> Result = Out.getSingleMatcher();
if (Result.hasValue()) {
llvm::Optional<DynTypedMatcher> Bound = Result->tryBind(BindID);
if (Bound.hasValue()) {
return VariantMatcher::SingleMatcher(*Bound);
}
}
Error->addError(NameRange, Error->ET_RegistryNotBindable);
return VariantMatcher();
}
} // namespace dynamic
} // namespace ast_matchers
} // namespace clang