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