1 //===- Registry.cpp - Matcher registry ------------------------------------===// 2 // 3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 4 // See https://llvm.org/LICENSE.txt for license information. 5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 6 // 7 //===----------------------------------------------------------------------===// 8 // 9 /// \file 10 /// Registry map populated at static initialization time. 11 // 12 //===----------------------------------------------------------------------===// 13 14 #include "clang/ASTMatchers/Dynamic/Registry.h" 15 #include "Marshallers.h" 16 #include "clang/AST/ASTTypeTraits.h" 17 #include "clang/ASTMatchers/ASTMatchers.h" 18 #include "clang/ASTMatchers/Dynamic/Diagnostics.h" 19 #include "clang/ASTMatchers/Dynamic/VariantValue.h" 20 #include "llvm/ADT/STLExtras.h" 21 #include "llvm/ADT/StringMap.h" 22 #include "llvm/ADT/StringRef.h" 23 #include "llvm/Support/ManagedStatic.h" 24 #include "llvm/Support/raw_ostream.h" 25 #include <cassert> 26 #include <iterator> 27 #include <memory> 28 #include <optional> 29 #include <set> 30 #include <string> 31 #include <utility> 32 #include <vector> 33 34 namespace clang { 35 namespace ast_matchers { 36 namespace dynamic { 37 38 namespace { 39 40 using internal::MatcherDescriptor; 41 42 using ConstructorMap = 43 llvm::StringMap<std::unique_ptr<const MatcherDescriptor>>; 44 45 class RegistryMaps { 46 public: 47 RegistryMaps(); 48 ~RegistryMaps(); 49 50 const ConstructorMap &constructors() const { return Constructors; } 51 52 private: 53 void registerMatcher(StringRef MatcherName, 54 std::unique_ptr<MatcherDescriptor> Callback); 55 56 ConstructorMap Constructors; 57 }; 58 59 } // namespace 60 61 void RegistryMaps::registerMatcher( 62 StringRef MatcherName, std::unique_ptr<MatcherDescriptor> Callback) { 63 assert(!Constructors.contains(MatcherName)); 64 Constructors[MatcherName] = std::move(Callback); 65 } 66 67 #define REGISTER_MATCHER(name) \ 68 registerMatcher(#name, internal::makeMatcherAutoMarshall( \ 69 ::clang::ast_matchers::name, #name)); 70 71 #define REGISTER_MATCHER_OVERLOAD(name) \ 72 registerMatcher(#name, \ 73 std::make_unique<internal::OverloadedMatcherDescriptor>(name##Callbacks)) 74 75 #define SPECIFIC_MATCHER_OVERLOAD(name, Id) \ 76 static_cast<::clang::ast_matchers::name##_Type##Id>( \ 77 ::clang::ast_matchers::name) 78 79 #define MATCHER_OVERLOAD_ENTRY(name, Id) \ 80 internal::makeMatcherAutoMarshall(SPECIFIC_MATCHER_OVERLOAD(name, Id), \ 81 #name) 82 83 #define REGISTER_OVERLOADED_2(name) \ 84 do { \ 85 std::unique_ptr<MatcherDescriptor> name##Callbacks[] = { \ 86 MATCHER_OVERLOAD_ENTRY(name, 0), \ 87 MATCHER_OVERLOAD_ENTRY(name, 1)}; \ 88 REGISTER_MATCHER_OVERLOAD(name); \ 89 } while (false) 90 91 #define REGISTER_REGEX_MATCHER(name) \ 92 registerMatcher(#name, internal::makeMatcherRegexMarshall(name, name)) 93 94 /// Generate a registry map with all the known matchers. 95 /// Please keep sorted alphabetically! 96 RegistryMaps::RegistryMaps() { 97 // TODO: Here is the list of the missing matchers, grouped by reason. 98 // 99 // Polymorphic + argument overload: 100 // findAll 101 // 102 // Other: 103 // equalsNode 104 105 registerMatcher("mapAnyOf", 106 std::make_unique<internal::MapAnyOfBuilderDescriptor>()); 107 108 REGISTER_OVERLOADED_2(callee); 109 REGISTER_OVERLOADED_2(hasPrefix); 110 REGISTER_OVERLOADED_2(hasType); 111 REGISTER_OVERLOADED_2(ignoringParens); 112 REGISTER_OVERLOADED_2(isDerivedFrom); 113 REGISTER_OVERLOADED_2(isDirectlyDerivedFrom); 114 REGISTER_OVERLOADED_2(isSameOrDerivedFrom); 115 REGISTER_OVERLOADED_2(loc); 116 REGISTER_OVERLOADED_2(pointsTo); 117 REGISTER_OVERLOADED_2(references); 118 REGISTER_OVERLOADED_2(thisPointerType); 119 120 std::unique_ptr<MatcherDescriptor> equalsCallbacks[] = { 121 MATCHER_OVERLOAD_ENTRY(equals, 0), 122 MATCHER_OVERLOAD_ENTRY(equals, 1), 123 MATCHER_OVERLOAD_ENTRY(equals, 2), 124 }; 125 REGISTER_MATCHER_OVERLOAD(equals); 126 127 REGISTER_REGEX_MATCHER(isExpansionInFileMatching); 128 REGISTER_REGEX_MATCHER(matchesName); 129 REGISTER_REGEX_MATCHER(matchesSelector); 130 131 REGISTER_MATCHER(accessSpecDecl); 132 REGISTER_MATCHER(addrLabelExpr); 133 REGISTER_MATCHER(alignOfExpr); 134 REGISTER_MATCHER(allOf); 135 REGISTER_MATCHER(anyOf); 136 REGISTER_MATCHER(anything); 137 REGISTER_MATCHER(arrayInitIndexExpr); 138 REGISTER_MATCHER(arrayInitLoopExpr); 139 REGISTER_MATCHER(argumentCountIs); 140 REGISTER_MATCHER(argumentCountAtLeast); 141 REGISTER_MATCHER(arraySubscriptExpr); 142 REGISTER_MATCHER(arrayType); 143 REGISTER_MATCHER(asString); 144 REGISTER_MATCHER(asmStmt); 145 REGISTER_MATCHER(atomicExpr); 146 REGISTER_MATCHER(atomicType); 147 REGISTER_MATCHER(attr); 148 REGISTER_MATCHER(autoType); 149 REGISTER_MATCHER(autoreleasePoolStmt) 150 REGISTER_MATCHER(binaryConditionalOperator); 151 REGISTER_MATCHER(binaryOperator); 152 REGISTER_MATCHER(binaryOperation); 153 REGISTER_MATCHER(bindingDecl); 154 REGISTER_MATCHER(blockDecl); 155 REGISTER_MATCHER(blockExpr); 156 REGISTER_MATCHER(blockPointerType); 157 REGISTER_MATCHER(booleanType); 158 REGISTER_MATCHER(breakStmt); 159 REGISTER_MATCHER(builtinType); 160 REGISTER_MATCHER(cStyleCastExpr); 161 REGISTER_MATCHER(callExpr); 162 REGISTER_MATCHER(capturesThis); 163 REGISTER_MATCHER(capturesVar); 164 REGISTER_MATCHER(caseStmt); 165 REGISTER_MATCHER(castExpr); 166 REGISTER_MATCHER(characterLiteral); 167 REGISTER_MATCHER(chooseExpr); 168 REGISTER_MATCHER(classTemplateDecl); 169 REGISTER_MATCHER(classTemplatePartialSpecializationDecl); 170 REGISTER_MATCHER(classTemplateSpecializationDecl); 171 REGISTER_MATCHER(complexType); 172 REGISTER_MATCHER(compoundLiteralExpr); 173 REGISTER_MATCHER(compoundStmt); 174 REGISTER_MATCHER(coawaitExpr); 175 REGISTER_MATCHER(conceptDecl); 176 REGISTER_MATCHER(conditionalOperator); 177 REGISTER_MATCHER(constantArrayType); 178 REGISTER_MATCHER(constantExpr); 179 REGISTER_MATCHER(containsDeclaration); 180 REGISTER_MATCHER(continueStmt); 181 REGISTER_MATCHER(convertVectorExpr); 182 REGISTER_MATCHER(coreturnStmt); 183 REGISTER_MATCHER(coroutineBodyStmt); 184 REGISTER_MATCHER(coyieldExpr); 185 REGISTER_MATCHER(cudaKernelCallExpr); 186 REGISTER_MATCHER(cxxBaseSpecifier); 187 REGISTER_MATCHER(cxxBindTemporaryExpr); 188 REGISTER_MATCHER(cxxBoolLiteral); 189 REGISTER_MATCHER(cxxCatchStmt); 190 REGISTER_MATCHER(cxxConstCastExpr); 191 REGISTER_MATCHER(cxxConstructExpr); 192 REGISTER_MATCHER(cxxConstructorDecl); 193 REGISTER_MATCHER(cxxConversionDecl); 194 REGISTER_MATCHER(cxxCtorInitializer); 195 REGISTER_MATCHER(cxxDeductionGuideDecl); 196 REGISTER_MATCHER(cxxDefaultArgExpr); 197 REGISTER_MATCHER(cxxDeleteExpr); 198 REGISTER_MATCHER(cxxDependentScopeMemberExpr); 199 REGISTER_MATCHER(cxxDestructorDecl); 200 REGISTER_MATCHER(cxxDynamicCastExpr); 201 REGISTER_MATCHER(cxxForRangeStmt); 202 REGISTER_MATCHER(cxxFunctionalCastExpr); 203 REGISTER_MATCHER(cxxMemberCallExpr); 204 REGISTER_MATCHER(cxxMethodDecl); 205 REGISTER_MATCHER(cxxNewExpr); 206 REGISTER_MATCHER(cxxNoexceptExpr); 207 REGISTER_MATCHER(cxxNullPtrLiteralExpr); 208 REGISTER_MATCHER(cxxOperatorCallExpr); 209 REGISTER_MATCHER(cxxRecordDecl); 210 REGISTER_MATCHER(cxxReinterpretCastExpr); 211 REGISTER_MATCHER(cxxRewrittenBinaryOperator); 212 REGISTER_MATCHER(cxxStaticCastExpr); 213 REGISTER_MATCHER(cxxStdInitializerListExpr); 214 REGISTER_MATCHER(cxxTemporaryObjectExpr); 215 REGISTER_MATCHER(cxxThisExpr); 216 REGISTER_MATCHER(cxxThrowExpr); 217 REGISTER_MATCHER(cxxTryStmt); 218 REGISTER_MATCHER(cxxUnresolvedConstructExpr); 219 REGISTER_MATCHER(decayedType); 220 REGISTER_MATCHER(decl); 221 REGISTER_MATCHER(decompositionDecl); 222 REGISTER_MATCHER(declCountIs); 223 REGISTER_MATCHER(declRefExpr); 224 REGISTER_MATCHER(declStmt); 225 REGISTER_MATCHER(declaratorDecl); 226 REGISTER_MATCHER(decltypeType); 227 REGISTER_MATCHER(deducedTemplateSpecializationType); 228 REGISTER_MATCHER(defaultStmt); 229 REGISTER_MATCHER(dependentCoawaitExpr); 230 REGISTER_MATCHER(dependentSizedArrayType); 231 REGISTER_MATCHER(dependentSizedExtVectorType); 232 REGISTER_MATCHER(designatedInitExpr); 233 REGISTER_MATCHER(designatorCountIs); 234 REGISTER_MATCHER(doStmt); 235 REGISTER_MATCHER(eachOf); 236 REGISTER_MATCHER(elaboratedType); 237 REGISTER_MATCHER(elaboratedTypeLoc); 238 REGISTER_MATCHER(usingType); 239 REGISTER_MATCHER(enumConstantDecl); 240 REGISTER_MATCHER(enumDecl); 241 REGISTER_MATCHER(enumType); 242 REGISTER_MATCHER(equalsBoundNode); 243 REGISTER_MATCHER(equalsIntegralValue); 244 REGISTER_MATCHER(explicitCastExpr); 245 REGISTER_MATCHER(expr); 246 REGISTER_MATCHER(exprWithCleanups); 247 REGISTER_MATCHER(fieldDecl); 248 REGISTER_MATCHER(fixedPointLiteral); 249 REGISTER_MATCHER(floatLiteral); 250 REGISTER_MATCHER(forCallable); 251 REGISTER_MATCHER(forDecomposition); 252 REGISTER_MATCHER(forEach); 253 REGISTER_MATCHER(forEachArgumentWithParam); 254 REGISTER_MATCHER(forEachArgumentWithParamType); 255 REGISTER_MATCHER(forEachConstructorInitializer); 256 REGISTER_MATCHER(forEachDescendant); 257 REGISTER_MATCHER(forEachLambdaCapture); 258 REGISTER_MATCHER(forEachOverridden); 259 REGISTER_MATCHER(forEachSwitchCase); 260 REGISTER_MATCHER(forEachTemplateArgument); 261 REGISTER_MATCHER(forField); 262 REGISTER_MATCHER(forFunction); 263 REGISTER_MATCHER(forStmt); 264 REGISTER_MATCHER(friendDecl); 265 REGISTER_MATCHER(functionDecl); 266 REGISTER_MATCHER(functionProtoType); 267 REGISTER_MATCHER(functionTemplateDecl); 268 REGISTER_MATCHER(functionType); 269 REGISTER_MATCHER(genericSelectionExpr); 270 REGISTER_MATCHER(gnuNullExpr); 271 REGISTER_MATCHER(gotoStmt); 272 REGISTER_MATCHER(has); 273 REGISTER_MATCHER(hasAncestor); 274 REGISTER_MATCHER(hasAnyArgument); 275 REGISTER_MATCHER(hasAnyBase); 276 REGISTER_MATCHER(hasAnyBinding); 277 REGISTER_MATCHER(hasAnyBody); 278 REGISTER_MATCHER(hasAnyCapture); 279 REGISTER_MATCHER(hasAnyClause); 280 REGISTER_MATCHER(hasAnyConstructorInitializer); 281 REGISTER_MATCHER(hasAnyDeclaration); 282 REGISTER_MATCHER(hasAnyName); 283 REGISTER_MATCHER(hasAnyOperatorName); 284 REGISTER_MATCHER(hasAnyOverloadedOperatorName); 285 REGISTER_MATCHER(hasAnyParameter); 286 REGISTER_MATCHER(hasAnyPlacementArg); 287 REGISTER_MATCHER(hasAnySelector); 288 REGISTER_MATCHER(hasAnySubstatement); 289 REGISTER_MATCHER(hasAnyTemplateArgument); 290 REGISTER_MATCHER(hasAnyTemplateArgumentLoc); 291 REGISTER_MATCHER(hasAnyUsingShadowDecl); 292 REGISTER_MATCHER(hasArgument); 293 REGISTER_MATCHER(hasArgumentOfType); 294 REGISTER_MATCHER(hasArraySize); 295 REGISTER_MATCHER(hasAttr); 296 REGISTER_MATCHER(hasAutomaticStorageDuration); 297 REGISTER_MATCHER(hasBase); 298 REGISTER_MATCHER(hasBinding); 299 REGISTER_MATCHER(hasBitWidth); 300 REGISTER_MATCHER(hasBody); 301 REGISTER_MATCHER(hasCanonicalType); 302 REGISTER_MATCHER(hasCaseConstant); 303 REGISTER_MATCHER(hasCastKind); 304 REGISTER_MATCHER(hasCondition); 305 REGISTER_MATCHER(hasConditionVariableStatement); 306 REGISTER_MATCHER(hasDecayedType); 307 REGISTER_MATCHER(hasDeclContext); 308 REGISTER_MATCHER(hasDeclaration); 309 REGISTER_MATCHER(hasDeducedType); 310 REGISTER_MATCHER(hasDefaultArgument); 311 REGISTER_MATCHER(hasDefinition); 312 REGISTER_MATCHER(hasDescendant); 313 REGISTER_MATCHER(hasDestinationType); 314 REGISTER_MATCHER(hasDirectBase); 315 REGISTER_MATCHER(hasDynamicExceptionSpec); 316 REGISTER_MATCHER(hasEitherOperand); 317 REGISTER_MATCHER(hasElementType); 318 REGISTER_MATCHER(hasElse); 319 REGISTER_MATCHER(hasExplicitSpecifier); 320 REGISTER_MATCHER(hasExternalFormalLinkage); 321 REGISTER_MATCHER(hasFalseExpression); 322 REGISTER_MATCHER(hasGlobalStorage); 323 REGISTER_MATCHER(hasImplicitDestinationType); 324 REGISTER_MATCHER(hasInClassInitializer); 325 REGISTER_MATCHER(hasIncrement); 326 REGISTER_MATCHER(hasIndex); 327 REGISTER_MATCHER(hasInit); 328 REGISTER_MATCHER(hasInitializer); 329 REGISTER_MATCHER(hasInitStatement); 330 REGISTER_MATCHER(hasKeywordSelector); 331 REGISTER_MATCHER(hasLHS); 332 REGISTER_MATCHER(hasLocalQualifiers); 333 REGISTER_MATCHER(hasLocalStorage); 334 REGISTER_MATCHER(hasLoopInit); 335 REGISTER_MATCHER(hasLoopVariable); 336 REGISTER_MATCHER(hasMemberName); 337 REGISTER_MATCHER(hasMethod); 338 REGISTER_MATCHER(hasName); 339 REGISTER_MATCHER(hasNamedTypeLoc); 340 REGISTER_MATCHER(hasNullSelector); 341 REGISTER_MATCHER(hasObjectExpression); 342 REGISTER_MATCHER(hasOperands); 343 REGISTER_MATCHER(hasOperatorName); 344 REGISTER_MATCHER(hasOverloadedOperatorName); 345 REGISTER_MATCHER(hasParameter); 346 REGISTER_MATCHER(hasParent); 347 REGISTER_MATCHER(hasPointeeLoc); 348 REGISTER_MATCHER(hasQualifier); 349 REGISTER_MATCHER(hasRHS); 350 REGISTER_MATCHER(hasRangeInit); 351 REGISTER_MATCHER(hasReceiver); 352 REGISTER_MATCHER(hasReceiverType); 353 REGISTER_MATCHER(hasReferentLoc); 354 REGISTER_MATCHER(hasReplacementType); 355 REGISTER_MATCHER(hasReturnTypeLoc); 356 REGISTER_MATCHER(hasReturnValue); 357 REGISTER_MATCHER(hasPlacementArg); 358 REGISTER_MATCHER(hasSelector); 359 REGISTER_MATCHER(hasSingleDecl); 360 REGISTER_MATCHER(hasSize); 361 REGISTER_MATCHER(hasSizeExpr); 362 REGISTER_MATCHER(hasSourceExpression); 363 REGISTER_MATCHER(hasSpecializedTemplate); 364 REGISTER_MATCHER(hasStaticStorageDuration); 365 REGISTER_MATCHER(hasStructuredBlock); 366 REGISTER_MATCHER(hasSyntacticForm); 367 REGISTER_MATCHER(hasTargetDecl); 368 REGISTER_MATCHER(hasTemplateArgument); 369 REGISTER_MATCHER(hasTemplateArgumentLoc); 370 REGISTER_MATCHER(hasThen); 371 REGISTER_MATCHER(hasThreadStorageDuration); 372 REGISTER_MATCHER(hasTrailingReturn); 373 REGISTER_MATCHER(hasTrueExpression); 374 REGISTER_MATCHER(hasTypeLoc); 375 REGISTER_MATCHER(hasUnaryOperand); 376 REGISTER_MATCHER(hasUnarySelector); 377 REGISTER_MATCHER(hasUnderlyingDecl); 378 REGISTER_MATCHER(hasUnderlyingType); 379 REGISTER_MATCHER(hasUnqualifiedDesugaredType); 380 REGISTER_MATCHER(hasUnqualifiedLoc); 381 REGISTER_MATCHER(hasValueType); 382 REGISTER_MATCHER(ifStmt); 383 REGISTER_MATCHER(ignoringElidableConstructorCall); 384 REGISTER_MATCHER(ignoringImpCasts); 385 REGISTER_MATCHER(ignoringImplicit); 386 REGISTER_MATCHER(ignoringParenCasts); 387 REGISTER_MATCHER(ignoringParenImpCasts); 388 REGISTER_MATCHER(imaginaryLiteral); 389 REGISTER_MATCHER(implicitCastExpr); 390 REGISTER_MATCHER(implicitValueInitExpr); 391 REGISTER_MATCHER(incompleteArrayType); 392 REGISTER_MATCHER(indirectFieldDecl); 393 REGISTER_MATCHER(initListExpr); 394 REGISTER_MATCHER(injectedClassNameType); 395 REGISTER_MATCHER(innerType); 396 REGISTER_MATCHER(integerLiteral); 397 REGISTER_MATCHER(invocation); 398 REGISTER_MATCHER(isAllowedToContainClauseKind); 399 REGISTER_MATCHER(isAnonymous); 400 REGISTER_MATCHER(isAnyCharacter); 401 REGISTER_MATCHER(isAnyPointer); 402 REGISTER_MATCHER(isArray); 403 REGISTER_MATCHER(isArrow); 404 REGISTER_MATCHER(isAssignmentOperator); 405 REGISTER_MATCHER(isAtPosition); 406 REGISTER_MATCHER(isBaseInitializer); 407 REGISTER_MATCHER(isBitField); 408 REGISTER_MATCHER(isCatchAll); 409 REGISTER_MATCHER(isClass); 410 REGISTER_MATCHER(isClassMessage); 411 REGISTER_MATCHER(isClassMethod); 412 REGISTER_MATCHER(isComparisonOperator); 413 REGISTER_MATCHER(isConst); 414 REGISTER_MATCHER(isConstQualified); 415 REGISTER_MATCHER(isConsteval); 416 REGISTER_MATCHER(isConstexpr); 417 REGISTER_MATCHER(isConstinit); 418 REGISTER_MATCHER(isCopyAssignmentOperator); 419 REGISTER_MATCHER(isCopyConstructor); 420 REGISTER_MATCHER(isDefaultConstructor); 421 REGISTER_MATCHER(isDefaulted); 422 REGISTER_MATCHER(isDefinition); 423 REGISTER_MATCHER(isDelegatingConstructor); 424 REGISTER_MATCHER(isDeleted); 425 REGISTER_MATCHER(isEnum); 426 REGISTER_MATCHER(isExceptionVariable); 427 REGISTER_MATCHER(isExpandedFromMacro); 428 REGISTER_MATCHER(isExpansionInMainFile); 429 REGISTER_MATCHER(isExpansionInSystemHeader); 430 REGISTER_MATCHER(isExplicit); 431 REGISTER_MATCHER(isExplicitTemplateSpecialization); 432 REGISTER_MATCHER(isExpr); 433 REGISTER_MATCHER(isExternC); 434 REGISTER_MATCHER(isFinal); 435 REGISTER_MATCHER(isPrivateKind); 436 REGISTER_MATCHER(isFirstPrivateKind); 437 REGISTER_MATCHER(isImplicit); 438 REGISTER_MATCHER(isInAnonymousNamespace); 439 REGISTER_MATCHER(isInStdNamespace); 440 REGISTER_MATCHER(isInTemplateInstantiation); 441 REGISTER_MATCHER(isInitCapture); 442 REGISTER_MATCHER(isInline); 443 REGISTER_MATCHER(isInstanceMessage); 444 REGISTER_MATCHER(isInstanceMethod); 445 REGISTER_MATCHER(isInstantiated); 446 REGISTER_MATCHER(isInstantiationDependent); 447 REGISTER_MATCHER(isInteger); 448 REGISTER_MATCHER(isIntegral); 449 REGISTER_MATCHER(isLambda); 450 REGISTER_MATCHER(isListInitialization); 451 REGISTER_MATCHER(isMain); 452 REGISTER_MATCHER(isMemberInitializer); 453 REGISTER_MATCHER(isMoveAssignmentOperator); 454 REGISTER_MATCHER(isMoveConstructor); 455 REGISTER_MATCHER(isNoReturn); 456 REGISTER_MATCHER(isNoThrow); 457 REGISTER_MATCHER(isNoneKind); 458 REGISTER_MATCHER(isOverride); 459 REGISTER_MATCHER(isPrivate); 460 REGISTER_MATCHER(isProtected); 461 REGISTER_MATCHER(isPublic); 462 REGISTER_MATCHER(isPure); 463 REGISTER_MATCHER(isScoped); 464 REGISTER_MATCHER(isSharedKind); 465 REGISTER_MATCHER(isSignedInteger); 466 REGISTER_MATCHER(isStandaloneDirective); 467 REGISTER_MATCHER(isStaticLocal); 468 REGISTER_MATCHER(isStaticStorageClass); 469 REGISTER_MATCHER(isStruct); 470 REGISTER_MATCHER(isTemplateInstantiation); 471 REGISTER_MATCHER(isTypeDependent); 472 REGISTER_MATCHER(isUnion); 473 REGISTER_MATCHER(isUnsignedInteger); 474 REGISTER_MATCHER(isUserProvided); 475 REGISTER_MATCHER(isValueDependent); 476 REGISTER_MATCHER(isVariadic); 477 REGISTER_MATCHER(isVirtual); 478 REGISTER_MATCHER(isVirtualAsWritten); 479 REGISTER_MATCHER(isVolatileQualified); 480 REGISTER_MATCHER(isWeak); 481 REGISTER_MATCHER(isWritten); 482 REGISTER_MATCHER(lValueReferenceType); 483 REGISTER_MATCHER(labelDecl); 484 REGISTER_MATCHER(labelStmt); 485 REGISTER_MATCHER(lambdaCapture); 486 REGISTER_MATCHER(lambdaExpr); 487 REGISTER_MATCHER(linkageSpecDecl); 488 REGISTER_MATCHER(macroQualifiedType); 489 REGISTER_MATCHER(materializeTemporaryExpr); 490 REGISTER_MATCHER(member); 491 REGISTER_MATCHER(memberExpr); 492 REGISTER_MATCHER(memberHasSameNameAsBoundNode); 493 REGISTER_MATCHER(memberPointerType); 494 REGISTER_MATCHER(namedDecl); 495 REGISTER_MATCHER(namesType); 496 REGISTER_MATCHER(namespaceAliasDecl); 497 REGISTER_MATCHER(namespaceDecl); 498 REGISTER_MATCHER(nestedNameSpecifier); 499 REGISTER_MATCHER(nestedNameSpecifierLoc); 500 REGISTER_MATCHER(nonTypeTemplateParmDecl); 501 REGISTER_MATCHER(nullPointerConstant); 502 REGISTER_MATCHER(nullStmt); 503 REGISTER_MATCHER(numSelectorArgs); 504 REGISTER_MATCHER(objcCatchStmt); 505 REGISTER_MATCHER(objcCategoryDecl); 506 REGISTER_MATCHER(objcCategoryImplDecl); 507 REGISTER_MATCHER(objcFinallyStmt); 508 REGISTER_MATCHER(objcImplementationDecl); 509 REGISTER_MATCHER(objcInterfaceDecl); 510 REGISTER_MATCHER(objcIvarDecl); 511 REGISTER_MATCHER(objcIvarRefExpr); 512 REGISTER_MATCHER(objcMessageExpr); 513 REGISTER_MATCHER(objcMethodDecl); 514 REGISTER_MATCHER(objcObjectPointerType); 515 REGISTER_MATCHER(objcPropertyDecl); 516 REGISTER_MATCHER(objcProtocolDecl); 517 REGISTER_MATCHER(objcStringLiteral); 518 REGISTER_MATCHER(objcThrowStmt); 519 REGISTER_MATCHER(objcTryStmt); 520 REGISTER_MATCHER(ofClass); 521 REGISTER_MATCHER(ofKind); 522 REGISTER_MATCHER(ompDefaultClause); 523 REGISTER_MATCHER(ompExecutableDirective); 524 REGISTER_MATCHER(on); 525 REGISTER_MATCHER(onImplicitObjectArgument); 526 REGISTER_MATCHER(opaqueValueExpr); 527 REGISTER_MATCHER(optionally); 528 REGISTER_MATCHER(parameterCountIs); 529 REGISTER_MATCHER(parenExpr); 530 REGISTER_MATCHER(parenListExpr); 531 REGISTER_MATCHER(parenType); 532 REGISTER_MATCHER(parmVarDecl); 533 REGISTER_MATCHER(pointee); 534 REGISTER_MATCHER(pointerType); 535 REGISTER_MATCHER(pointerTypeLoc); 536 REGISTER_MATCHER(predefinedExpr); 537 REGISTER_MATCHER(qualType); 538 REGISTER_MATCHER(qualifiedTypeLoc); 539 REGISTER_MATCHER(rValueReferenceType); 540 REGISTER_MATCHER(realFloatingPointType); 541 REGISTER_MATCHER(recordDecl); 542 REGISTER_MATCHER(recordType); 543 REGISTER_MATCHER(referenceType); 544 REGISTER_MATCHER(referenceTypeLoc); 545 REGISTER_MATCHER(refersToDeclaration); 546 REGISTER_MATCHER(refersToIntegralType); 547 REGISTER_MATCHER(refersToTemplate); 548 REGISTER_MATCHER(refersToType); 549 REGISTER_MATCHER(requiresZeroInitialization); 550 REGISTER_MATCHER(returnStmt); 551 REGISTER_MATCHER(returns); 552 REGISTER_MATCHER(sizeOfExpr); 553 REGISTER_MATCHER(specifiesNamespace); 554 REGISTER_MATCHER(specifiesType); 555 REGISTER_MATCHER(specifiesTypeLoc); 556 REGISTER_MATCHER(statementCountIs); 557 REGISTER_MATCHER(staticAssertDecl); 558 REGISTER_MATCHER(stmt); 559 REGISTER_MATCHER(stmtExpr); 560 REGISTER_MATCHER(stringLiteral); 561 REGISTER_MATCHER(substNonTypeTemplateParmExpr); 562 REGISTER_MATCHER(substTemplateTypeParmType); 563 REGISTER_MATCHER(switchCase); 564 REGISTER_MATCHER(switchStmt); 565 REGISTER_MATCHER(tagDecl); 566 REGISTER_MATCHER(tagType); 567 REGISTER_MATCHER(templateArgument); 568 REGISTER_MATCHER(templateArgumentCountIs); 569 REGISTER_MATCHER(templateArgumentLoc); 570 REGISTER_MATCHER(templateName); 571 REGISTER_MATCHER(templateSpecializationType); 572 REGISTER_MATCHER(templateSpecializationTypeLoc); 573 REGISTER_MATCHER(templateTemplateParmDecl); 574 REGISTER_MATCHER(templateTypeParmDecl); 575 REGISTER_MATCHER(templateTypeParmType); 576 REGISTER_MATCHER(throughUsingDecl); 577 REGISTER_MATCHER(to); 578 REGISTER_MATCHER(translationUnitDecl); 579 REGISTER_MATCHER(type); 580 REGISTER_MATCHER(typeAliasDecl); 581 REGISTER_MATCHER(typeAliasTemplateDecl); 582 REGISTER_MATCHER(typeLoc); 583 REGISTER_MATCHER(typedefDecl); 584 REGISTER_MATCHER(typedefNameDecl); 585 REGISTER_MATCHER(typedefType); 586 REGISTER_MATCHER(unaryExprOrTypeTraitExpr); 587 REGISTER_MATCHER(unaryOperator); 588 REGISTER_MATCHER(unaryTransformType); 589 REGISTER_MATCHER(unless); 590 REGISTER_MATCHER(unresolvedLookupExpr); 591 REGISTER_MATCHER(unresolvedMemberExpr); 592 REGISTER_MATCHER(unresolvedUsingTypenameDecl); 593 REGISTER_MATCHER(unresolvedUsingValueDecl); 594 REGISTER_MATCHER(userDefinedLiteral); 595 REGISTER_MATCHER(usesADL); 596 REGISTER_MATCHER(usingDecl); 597 REGISTER_MATCHER(usingEnumDecl); 598 REGISTER_MATCHER(usingDirectiveDecl); 599 REGISTER_MATCHER(valueDecl); 600 REGISTER_MATCHER(varDecl); 601 REGISTER_MATCHER(variableArrayType); 602 REGISTER_MATCHER(voidType); 603 REGISTER_MATCHER(whileStmt); 604 REGISTER_MATCHER(withInitializer); 605 } 606 607 RegistryMaps::~RegistryMaps() = default; 608 609 static llvm::ManagedStatic<RegistryMaps> RegistryData; 610 611 ASTNodeKind Registry::nodeMatcherType(MatcherCtor Ctor) { 612 return Ctor->nodeMatcherType(); 613 } 614 615 internal::MatcherDescriptorPtr::MatcherDescriptorPtr(MatcherDescriptor *Ptr) 616 : Ptr(Ptr) {} 617 618 internal::MatcherDescriptorPtr::~MatcherDescriptorPtr() { delete Ptr; } 619 620 bool Registry::isBuilderMatcher(MatcherCtor Ctor) { 621 return Ctor->isBuilderMatcher(); 622 } 623 624 internal::MatcherDescriptorPtr 625 Registry::buildMatcherCtor(MatcherCtor Ctor, SourceRange NameRange, 626 ArrayRef<ParserValue> Args, Diagnostics *Error) { 627 return internal::MatcherDescriptorPtr( 628 Ctor->buildMatcherCtor(NameRange, Args, Error).release()); 629 } 630 631 // static 632 std::optional<MatcherCtor> Registry::lookupMatcherCtor(StringRef MatcherName) { 633 auto it = RegistryData->constructors().find(MatcherName); 634 return it == RegistryData->constructors().end() ? std::optional<MatcherCtor>() 635 : it->second.get(); 636 } 637 638 static llvm::raw_ostream &operator<<(llvm::raw_ostream &OS, 639 const std::set<ASTNodeKind> &KS) { 640 unsigned Count = 0; 641 for (std::set<ASTNodeKind>::const_iterator I = KS.begin(), E = KS.end(); 642 I != E; ++I) { 643 if (I != KS.begin()) 644 OS << "|"; 645 if (Count++ == 3) { 646 OS << "..."; 647 break; 648 } 649 OS << *I; 650 } 651 return OS; 652 } 653 654 std::vector<ArgKind> Registry::getAcceptedCompletionTypes( 655 ArrayRef<std::pair<MatcherCtor, unsigned>> Context) { 656 ASTNodeKind InitialTypes[] = { 657 ASTNodeKind::getFromNodeKind<Decl>(), 658 ASTNodeKind::getFromNodeKind<QualType>(), 659 ASTNodeKind::getFromNodeKind<Type>(), 660 ASTNodeKind::getFromNodeKind<Stmt>(), 661 ASTNodeKind::getFromNodeKind<NestedNameSpecifier>(), 662 ASTNodeKind::getFromNodeKind<NestedNameSpecifierLoc>(), 663 ASTNodeKind::getFromNodeKind<TypeLoc>()}; 664 665 // Starting with the above seed of acceptable top-level matcher types, compute 666 // the acceptable type set for the argument indicated by each context element. 667 std::set<ArgKind> TypeSet; 668 for (auto IT : InitialTypes) { 669 TypeSet.insert(ArgKind::MakeMatcherArg(IT)); 670 } 671 for (const auto &CtxEntry : Context) { 672 MatcherCtor Ctor = CtxEntry.first; 673 unsigned ArgNumber = CtxEntry.second; 674 std::vector<ArgKind> NextTypeSet; 675 for (const ArgKind &Kind : TypeSet) { 676 if (Kind.getArgKind() == Kind.AK_Matcher && 677 Ctor->isConvertibleTo(Kind.getMatcherKind()) && 678 (Ctor->isVariadic() || ArgNumber < Ctor->getNumArgs())) 679 Ctor->getArgKinds(Kind.getMatcherKind(), ArgNumber, NextTypeSet); 680 } 681 TypeSet.clear(); 682 TypeSet.insert(NextTypeSet.begin(), NextTypeSet.end()); 683 } 684 return std::vector<ArgKind>(TypeSet.begin(), TypeSet.end()); 685 } 686 687 std::vector<MatcherCompletion> 688 Registry::getMatcherCompletions(ArrayRef<ArgKind> AcceptedTypes) { 689 std::vector<MatcherCompletion> Completions; 690 691 // Search the registry for acceptable matchers. 692 for (const auto &M : RegistryData->constructors()) { 693 const MatcherDescriptor& Matcher = *M.getValue(); 694 StringRef Name = M.getKey(); 695 696 std::set<ASTNodeKind> RetKinds; 697 unsigned NumArgs = Matcher.isVariadic() ? 1 : Matcher.getNumArgs(); 698 bool IsPolymorphic = Matcher.isPolymorphic(); 699 std::vector<std::vector<ArgKind>> ArgsKinds(NumArgs); 700 unsigned MaxSpecificity = 0; 701 bool NodeArgs = false; 702 for (const ArgKind& Kind : AcceptedTypes) { 703 if (Kind.getArgKind() != Kind.AK_Matcher && 704 Kind.getArgKind() != Kind.AK_Node) { 705 continue; 706 } 707 708 if (Kind.getArgKind() == Kind.AK_Node) { 709 NodeArgs = true; 710 unsigned Specificity; 711 ASTNodeKind LeastDerivedKind; 712 if (Matcher.isConvertibleTo(Kind.getNodeKind(), &Specificity, 713 &LeastDerivedKind)) { 714 if (MaxSpecificity < Specificity) 715 MaxSpecificity = Specificity; 716 RetKinds.insert(LeastDerivedKind); 717 for (unsigned Arg = 0; Arg != NumArgs; ++Arg) 718 Matcher.getArgKinds(Kind.getNodeKind(), Arg, ArgsKinds[Arg]); 719 if (IsPolymorphic) 720 break; 721 } 722 } else { 723 unsigned Specificity; 724 ASTNodeKind LeastDerivedKind; 725 if (Matcher.isConvertibleTo(Kind.getMatcherKind(), &Specificity, 726 &LeastDerivedKind)) { 727 if (MaxSpecificity < Specificity) 728 MaxSpecificity = Specificity; 729 RetKinds.insert(LeastDerivedKind); 730 for (unsigned Arg = 0; Arg != NumArgs; ++Arg) 731 Matcher.getArgKinds(Kind.getMatcherKind(), Arg, ArgsKinds[Arg]); 732 if (IsPolymorphic) 733 break; 734 } 735 } 736 } 737 738 if (!RetKinds.empty() && MaxSpecificity > 0) { 739 std::string Decl; 740 llvm::raw_string_ostream OS(Decl); 741 742 std::string TypedText = std::string(Name); 743 744 if (NodeArgs) { 745 OS << Name; 746 } else { 747 748 if (IsPolymorphic) { 749 OS << "Matcher<T> " << Name << "(Matcher<T>"; 750 } else { 751 OS << "Matcher<" << RetKinds << "> " << Name << "("; 752 for (const std::vector<ArgKind> &Arg : ArgsKinds) { 753 if (&Arg != &ArgsKinds[0]) 754 OS << ", "; 755 756 bool FirstArgKind = true; 757 std::set<ASTNodeKind> MatcherKinds; 758 // Two steps. First all non-matchers, then matchers only. 759 for (const ArgKind &AK : Arg) { 760 if (AK.getArgKind() == ArgKind::AK_Matcher) { 761 MatcherKinds.insert(AK.getMatcherKind()); 762 } else { 763 if (!FirstArgKind) 764 OS << "|"; 765 FirstArgKind = false; 766 OS << AK.asString(); 767 } 768 } 769 if (!MatcherKinds.empty()) { 770 if (!FirstArgKind) OS << "|"; 771 OS << "Matcher<" << MatcherKinds << ">"; 772 } 773 } 774 } 775 if (Matcher.isVariadic()) 776 OS << "..."; 777 OS << ")"; 778 779 TypedText += "("; 780 if (ArgsKinds.empty()) 781 TypedText += ")"; 782 else if (ArgsKinds[0][0].getArgKind() == ArgKind::AK_String) 783 TypedText += "\""; 784 } 785 786 Completions.emplace_back(TypedText, OS.str(), MaxSpecificity); 787 } 788 } 789 790 return Completions; 791 } 792 793 VariantMatcher Registry::constructMatcher(MatcherCtor Ctor, 794 SourceRange NameRange, 795 ArrayRef<ParserValue> Args, 796 Diagnostics *Error) { 797 return Ctor->create(NameRange, Args, Error); 798 } 799 800 VariantMatcher Registry::constructBoundMatcher(MatcherCtor Ctor, 801 SourceRange NameRange, 802 StringRef BindID, 803 ArrayRef<ParserValue> Args, 804 Diagnostics *Error) { 805 VariantMatcher Out = constructMatcher(Ctor, NameRange, Args, Error); 806 if (Out.isNull()) return Out; 807 808 std::optional<DynTypedMatcher> Result = Out.getSingleMatcher(); 809 if (Result) { 810 std::optional<DynTypedMatcher> Bound = Result->tryBind(BindID); 811 if (Bound) { 812 return VariantMatcher::SingleMatcher(*Bound); 813 } 814 } 815 Error->addError(NameRange, Error->ET_RegistryNotBindable); 816 return VariantMatcher(); 817 } 818 819 } // namespace dynamic 820 } // namespace ast_matchers 821 } // namespace clang 822