| //===--- DeclPrinter.cpp - Printing implementation for Decl ASTs ----------===// |
| // |
| // The LLVM Compiler Infrastructure |
| // |
| // This file is distributed under the University of Illinois Open Source |
| // License. See LICENSE.TXT for details. |
| // |
| //===----------------------------------------------------------------------===// |
| // |
| // This file implements the Decl::dump method, which pretty print the |
| // AST back out to C/Objective-C/C++/Objective-C++ code. |
| // |
| //===----------------------------------------------------------------------===// |
| #include "clang/AST/ASTContext.h" |
| #include "clang/AST/DeclVisitor.h" |
| #include "clang/AST/Decl.h" |
| #include "clang/AST/DeclCXX.h" |
| #include "clang/AST/DeclObjC.h" |
| #include "clang/AST/Expr.h" |
| #include "clang/AST/PrettyPrinter.h" |
| #include "llvm/Support/raw_ostream.h" |
| using namespace clang; |
| |
| namespace { |
| class DeclPrinter : public DeclVisitor<DeclPrinter> { |
| llvm::raw_ostream &Out; |
| ASTContext &Context; |
| PrintingPolicy Policy; |
| unsigned Indentation; |
| |
| llvm::raw_ostream& Indent() { return Indent(Indentation); } |
| llvm::raw_ostream& Indent(unsigned Indentation); |
| void ProcessDeclGroup(llvm::SmallVectorImpl<Decl*>& Decls); |
| |
| void Print(AccessSpecifier AS); |
| |
| public: |
| DeclPrinter(llvm::raw_ostream &Out, ASTContext &Context, |
| const PrintingPolicy &Policy, |
| unsigned Indentation = 0) |
| : Out(Out), Context(Context), Policy(Policy), Indentation(Indentation) { } |
| |
| void VisitDeclContext(DeclContext *DC, bool Indent = true); |
| |
| void VisitTranslationUnitDecl(TranslationUnitDecl *D); |
| void VisitTypedefDecl(TypedefDecl *D); |
| void VisitEnumDecl(EnumDecl *D); |
| void VisitRecordDecl(RecordDecl *D); |
| void VisitEnumConstantDecl(EnumConstantDecl *D); |
| void VisitFunctionDecl(FunctionDecl *D); |
| void VisitFieldDecl(FieldDecl *D); |
| void VisitVarDecl(VarDecl *D); |
| void VisitParmVarDecl(ParmVarDecl *D); |
| void VisitFileScopeAsmDecl(FileScopeAsmDecl *D); |
| void VisitNamespaceDecl(NamespaceDecl *D); |
| void VisitUsingDirectiveDecl(UsingDirectiveDecl *D); |
| void VisitNamespaceAliasDecl(NamespaceAliasDecl *D); |
| void VisitCXXRecordDecl(CXXRecordDecl *D); |
| void VisitLinkageSpecDecl(LinkageSpecDecl *D); |
| void VisitTemplateDecl(TemplateDecl *D); |
| void VisitObjCMethodDecl(ObjCMethodDecl *D); |
| void VisitObjCClassDecl(ObjCClassDecl *D); |
| void VisitObjCImplementationDecl(ObjCImplementationDecl *D); |
| void VisitObjCInterfaceDecl(ObjCInterfaceDecl *D); |
| void VisitObjCForwardProtocolDecl(ObjCForwardProtocolDecl *D); |
| void VisitObjCProtocolDecl(ObjCProtocolDecl *D); |
| void VisitObjCCategoryImplDecl(ObjCCategoryImplDecl *D); |
| void VisitObjCCategoryDecl(ObjCCategoryDecl *D); |
| void VisitObjCCompatibleAliasDecl(ObjCCompatibleAliasDecl *D); |
| void VisitObjCPropertyDecl(ObjCPropertyDecl *D); |
| void VisitObjCPropertyImplDecl(ObjCPropertyImplDecl *D); |
| void VisitUnresolvedUsingTypenameDecl(UnresolvedUsingTypenameDecl *D); |
| void VisitUnresolvedUsingValueDecl(UnresolvedUsingValueDecl *D); |
| void VisitUsingDecl(UsingDecl *D); |
| void VisitUsingShadowDecl(UsingShadowDecl *D); |
| }; |
| } |
| |
| void Decl::print(llvm::raw_ostream &Out, unsigned Indentation) const { |
| print(Out, getASTContext().PrintingPolicy, Indentation); |
| } |
| |
| void Decl::print(llvm::raw_ostream &Out, const PrintingPolicy &Policy, |
| unsigned Indentation) const { |
| DeclPrinter Printer(Out, getASTContext(), Policy, Indentation); |
| Printer.Visit(const_cast<Decl*>(this)); |
| } |
| |
| static QualType GetBaseType(QualType T) { |
| // FIXME: This should be on the Type class! |
| QualType BaseType = T; |
| while (!BaseType->isSpecifierType()) { |
| if (isa<TypedefType>(BaseType)) |
| break; |
| else if (const PointerType* PTy = BaseType->getAs<PointerType>()) |
| BaseType = PTy->getPointeeType(); |
| else if (const ArrayType* ATy = dyn_cast<ArrayType>(BaseType)) |
| BaseType = ATy->getElementType(); |
| else if (const FunctionType* FTy = BaseType->getAs<FunctionType>()) |
| BaseType = FTy->getResultType(); |
| else if (const VectorType *VTy = BaseType->getAs<VectorType>()) |
| BaseType = VTy->getElementType(); |
| else |
| assert(0 && "Unknown declarator!"); |
| } |
| return BaseType; |
| } |
| |
| static QualType getDeclType(Decl* D) { |
| if (TypedefDecl* TDD = dyn_cast<TypedefDecl>(D)) |
| return TDD->getUnderlyingType(); |
| if (ValueDecl* VD = dyn_cast<ValueDecl>(D)) |
| return VD->getType(); |
| return QualType(); |
| } |
| |
| void Decl::printGroup(Decl** Begin, unsigned NumDecls, |
| llvm::raw_ostream &Out, const PrintingPolicy &Policy, |
| unsigned Indentation) { |
| if (NumDecls == 1) { |
| (*Begin)->print(Out, Policy, Indentation); |
| return; |
| } |
| |
| Decl** End = Begin + NumDecls; |
| TagDecl* TD = dyn_cast<TagDecl>(*Begin); |
| if (TD) |
| ++Begin; |
| |
| PrintingPolicy SubPolicy(Policy); |
| if (TD && TD->isDefinition()) { |
| TD->print(Out, Policy, Indentation); |
| Out << " "; |
| SubPolicy.SuppressTag = true; |
| } |
| |
| bool isFirst = true; |
| for ( ; Begin != End; ++Begin) { |
| if (isFirst) { |
| SubPolicy.SuppressSpecifiers = false; |
| isFirst = false; |
| } else { |
| if (!isFirst) Out << ", "; |
| SubPolicy.SuppressSpecifiers = true; |
| } |
| |
| (*Begin)->print(Out, SubPolicy, Indentation); |
| } |
| } |
| |
| void DeclContext::dump() const { |
| // Get the translation unit |
| const DeclContext *DC = this; |
| while (!DC->isTranslationUnit()) |
| DC = DC->getParent(); |
| |
| ASTContext &Ctx = cast<TranslationUnitDecl>(DC)->getASTContext(); |
| DeclPrinter Printer(llvm::errs(), Ctx, Ctx.PrintingPolicy, 0); |
| Printer.VisitDeclContext(const_cast<DeclContext *>(this), /*Indent=*/false); |
| } |
| |
| void Decl::dump() const { |
| print(llvm::errs()); |
| } |
| |
| llvm::raw_ostream& DeclPrinter::Indent(unsigned Indentation) { |
| for (unsigned i = 0; i != Indentation; ++i) |
| Out << " "; |
| return Out; |
| } |
| |
| void DeclPrinter::ProcessDeclGroup(llvm::SmallVectorImpl<Decl*>& Decls) { |
| this->Indent(); |
| Decl::printGroup(Decls.data(), Decls.size(), Out, Policy, Indentation); |
| Out << ";\n"; |
| Decls.clear(); |
| |
| } |
| |
| void DeclPrinter::Print(AccessSpecifier AS) { |
| switch(AS) { |
| case AS_none: assert(0 && "No access specifier!"); break; |
| case AS_public: Out << "public"; break; |
| case AS_protected: Out << "protected"; break; |
| case AS_private: Out << " private"; break; |
| } |
| } |
| |
| //---------------------------------------------------------------------------- |
| // Common C declarations |
| //---------------------------------------------------------------------------- |
| |
| void DeclPrinter::VisitDeclContext(DeclContext *DC, bool Indent) { |
| if (Indent) |
| Indentation += Policy.Indentation; |
| |
| bool PrintAccess = isa<CXXRecordDecl>(DC); |
| AccessSpecifier CurAS = AS_none; |
| |
| llvm::SmallVector<Decl*, 2> Decls; |
| for (DeclContext::decl_iterator D = DC->decls_begin(), DEnd = DC->decls_end(); |
| D != DEnd; ++D) { |
| if (!Policy.Dump) { |
| // Skip over implicit declarations in pretty-printing mode. |
| if (D->isImplicit()) continue; |
| // FIXME: Ugly hack so we don't pretty-print the builtin declaration |
| // of __builtin_va_list. There should be some other way to check that. |
| if (isa<NamedDecl>(*D) && cast<NamedDecl>(*D)->getNameAsString() == |
| "__builtin_va_list") |
| continue; |
| } |
| |
| if (PrintAccess) { |
| AccessSpecifier AS = D->getAccess(); |
| |
| if (AS != CurAS) { |
| if (Indent) |
| this->Indent(Indentation - Policy.Indentation); |
| Print(AS); |
| Out << ":\n"; |
| CurAS = AS; |
| } |
| } |
| |
| // The next bits of code handles stuff like "struct {int x;} a,b"; we're |
| // forced to merge the declarations because there's no other way to |
| // refer to the struct in question. This limited merging is safe without |
| // a bunch of other checks because it only merges declarations directly |
| // referring to the tag, not typedefs. |
| // |
| // Check whether the current declaration should be grouped with a previous |
| // unnamed struct. |
| QualType CurDeclType = getDeclType(*D); |
| if (!Decls.empty() && !CurDeclType.isNull()) { |
| QualType BaseType = GetBaseType(CurDeclType); |
| if (!BaseType.isNull() && isa<TagType>(BaseType) && |
| cast<TagType>(BaseType)->getDecl() == Decls[0]) { |
| Decls.push_back(*D); |
| continue; |
| } |
| } |
| |
| // If we have a merged group waiting to be handled, handle it now. |
| if (!Decls.empty()) |
| ProcessDeclGroup(Decls); |
| |
| // If the current declaration is an unnamed tag type, save it |
| // so we can merge it with the subsequent declaration(s) using it. |
| if (isa<TagDecl>(*D) && !cast<TagDecl>(*D)->getIdentifier()) { |
| Decls.push_back(*D); |
| continue; |
| } |
| this->Indent(); |
| Visit(*D); |
| |
| // FIXME: Need to be able to tell the DeclPrinter when |
| const char *Terminator = 0; |
| if (isa<FunctionDecl>(*D) && |
| cast<FunctionDecl>(*D)->isThisDeclarationADefinition()) |
| Terminator = 0; |
| else if (isa<ObjCMethodDecl>(*D) && cast<ObjCMethodDecl>(*D)->getBody()) |
| Terminator = 0; |
| else if (isa<NamespaceDecl>(*D) || isa<LinkageSpecDecl>(*D) || |
| isa<ObjCImplementationDecl>(*D) || |
| isa<ObjCInterfaceDecl>(*D) || |
| isa<ObjCProtocolDecl>(*D) || |
| isa<ObjCCategoryImplDecl>(*D) || |
| isa<ObjCCategoryDecl>(*D)) |
| Terminator = 0; |
| else if (isa<EnumConstantDecl>(*D)) { |
| DeclContext::decl_iterator Next = D; |
| ++Next; |
| if (Next != DEnd) |
| Terminator = ","; |
| } else |
| Terminator = ";"; |
| |
| if (Terminator) |
| Out << Terminator; |
| Out << "\n"; |
| } |
| |
| if (!Decls.empty()) |
| ProcessDeclGroup(Decls); |
| |
| if (Indent) |
| Indentation -= Policy.Indentation; |
| } |
| |
| void DeclPrinter::VisitTranslationUnitDecl(TranslationUnitDecl *D) { |
| VisitDeclContext(D, false); |
| } |
| |
| void DeclPrinter::VisitTypedefDecl(TypedefDecl *D) { |
| std::string S = D->getNameAsString(); |
| D->getUnderlyingType().getAsStringInternal(S, Policy); |
| if (!Policy.SuppressSpecifiers) |
| Out << "typedef "; |
| Out << S; |
| } |
| |
| void DeclPrinter::VisitEnumDecl(EnumDecl *D) { |
| Out << "enum " << D->getNameAsString() << " {\n"; |
| VisitDeclContext(D); |
| Indent() << "}"; |
| } |
| |
| void DeclPrinter::VisitRecordDecl(RecordDecl *D) { |
| Out << D->getKindName(); |
| if (D->getIdentifier()) { |
| Out << " "; |
| Out << D->getNameAsString(); |
| } |
| |
| if (D->isDefinition()) { |
| Out << " {\n"; |
| VisitDeclContext(D); |
| Indent() << "}"; |
| } |
| } |
| |
| void DeclPrinter::VisitEnumConstantDecl(EnumConstantDecl *D) { |
| Out << D->getNameAsString(); |
| if (Expr *Init = D->getInitExpr()) { |
| Out << " = "; |
| Init->printPretty(Out, Context, 0, Policy, Indentation); |
| } |
| } |
| |
| void DeclPrinter::VisitFunctionDecl(FunctionDecl *D) { |
| if (!Policy.SuppressSpecifiers) { |
| switch (D->getStorageClass()) { |
| case FunctionDecl::None: break; |
| case FunctionDecl::Extern: Out << "extern "; break; |
| case FunctionDecl::Static: Out << "static "; break; |
| case FunctionDecl::PrivateExtern: Out << "__private_extern__ "; break; |
| } |
| |
| if (D->isInlineSpecified()) Out << "inline "; |
| if (D->isVirtualAsWritten()) Out << "virtual "; |
| } |
| |
| PrintingPolicy SubPolicy(Policy); |
| SubPolicy.SuppressSpecifiers = false; |
| std::string Proto = D->getNameAsString(); |
| if (isa<FunctionType>(D->getType().getTypePtr())) { |
| const FunctionType *AFT = D->getType()->getAs<FunctionType>(); |
| |
| const FunctionProtoType *FT = 0; |
| if (D->hasWrittenPrototype()) |
| FT = dyn_cast<FunctionProtoType>(AFT); |
| |
| Proto += "("; |
| if (FT) { |
| llvm::raw_string_ostream POut(Proto); |
| DeclPrinter ParamPrinter(POut, Context, SubPolicy, Indentation); |
| for (unsigned i = 0, e = D->getNumParams(); i != e; ++i) { |
| if (i) POut << ", "; |
| ParamPrinter.VisitParmVarDecl(D->getParamDecl(i)); |
| } |
| |
| if (FT->isVariadic()) { |
| if (D->getNumParams()) POut << ", "; |
| POut << "..."; |
| } |
| } else if (D->isThisDeclarationADefinition() && !D->hasPrototype()) { |
| for (unsigned i = 0, e = D->getNumParams(); i != e; ++i) { |
| if (i) |
| Proto += ", "; |
| Proto += D->getParamDecl(i)->getNameAsString(); |
| } |
| } |
| |
| Proto += ")"; |
| |
| if (FT && FT->hasExceptionSpec()) { |
| Proto += " throw("; |
| if (FT->hasAnyExceptionSpec()) |
| Proto += "..."; |
| else |
| for (unsigned I = 0, N = FT->getNumExceptions(); I != N; ++I) { |
| if (I) |
| Proto += ", "; |
| |
| |
| std::string ExceptionType; |
| FT->getExceptionType(I).getAsStringInternal(ExceptionType, SubPolicy); |
| Proto += ExceptionType; |
| } |
| Proto += ")"; |
| } |
| |
| if (D->hasAttr<NoReturnAttr>()) |
| Proto += " __attribute((noreturn))"; |
| if (CXXConstructorDecl *CDecl = dyn_cast<CXXConstructorDecl>(D)) { |
| if (CDecl->getNumBaseOrMemberInitializers() > 0) { |
| Proto += " : "; |
| Out << Proto; |
| Proto.clear(); |
| for (CXXConstructorDecl::init_const_iterator B = CDecl->init_begin(), |
| E = CDecl->init_end(); |
| B != E; ++B) { |
| CXXBaseOrMemberInitializer * BMInitializer = (*B); |
| if (B != CDecl->init_begin()) |
| Out << ", "; |
| bool hasArguments = (BMInitializer->arg_begin() != |
| BMInitializer->arg_end()); |
| if (BMInitializer->isMemberInitializer()) { |
| FieldDecl *FD = BMInitializer->getMember(); |
| Out << FD->getNameAsString(); |
| } |
| else // FIXME. skip dependent types for now. |
| if (const RecordType *RT = |
| BMInitializer->getBaseClass()->getAs<RecordType>()) { |
| const CXXRecordDecl *BaseDecl = |
| cast<CXXRecordDecl>(RT->getDecl()); |
| Out << BaseDecl->getNameAsString(); |
| } |
| if (hasArguments) { |
| Out << "("; |
| for (CXXBaseOrMemberInitializer::const_arg_iterator BE = |
| BMInitializer->const_arg_begin(), |
| EE = BMInitializer->const_arg_end(); BE != EE; ++BE) { |
| if (BE != BMInitializer->const_arg_begin()) |
| Out<< ", "; |
| const Expr *Exp = (*BE); |
| Exp->printPretty(Out, Context, 0, Policy, Indentation); |
| } |
| Out << ")"; |
| } else |
| Out << "()"; |
| } |
| } |
| } |
| else |
| AFT->getResultType().getAsStringInternal(Proto, Policy); |
| } else { |
| D->getType().getAsStringInternal(Proto, Policy); |
| } |
| |
| Out << Proto; |
| |
| if (D->isPure()) |
| Out << " = 0"; |
| else if (D->isDeleted()) |
| Out << " = delete"; |
| else if (D->isThisDeclarationADefinition()) { |
| if (!D->hasPrototype() && D->getNumParams()) { |
| // This is a K&R function definition, so we need to print the |
| // parameters. |
| Out << '\n'; |
| DeclPrinter ParamPrinter(Out, Context, SubPolicy, Indentation); |
| Indentation += Policy.Indentation; |
| for (unsigned i = 0, e = D->getNumParams(); i != e; ++i) { |
| Indent(); |
| ParamPrinter.VisitParmVarDecl(D->getParamDecl(i)); |
| Out << ";\n"; |
| } |
| Indentation -= Policy.Indentation; |
| } else |
| Out << ' '; |
| |
| D->getBody()->printPretty(Out, Context, 0, SubPolicy, Indentation); |
| Out << '\n'; |
| } |
| } |
| |
| void DeclPrinter::VisitFieldDecl(FieldDecl *D) { |
| if (!Policy.SuppressSpecifiers && D->isMutable()) |
| Out << "mutable "; |
| |
| std::string Name = D->getNameAsString(); |
| D->getType().getAsStringInternal(Name, Policy); |
| Out << Name; |
| |
| if (D->isBitField()) { |
| Out << " : "; |
| D->getBitWidth()->printPretty(Out, Context, 0, Policy, Indentation); |
| } |
| } |
| |
| void DeclPrinter::VisitVarDecl(VarDecl *D) { |
| if (!Policy.SuppressSpecifiers && D->getStorageClass() != VarDecl::None) |
| Out << VarDecl::getStorageClassSpecifierString(D->getStorageClass()) << " "; |
| |
| if (!Policy.SuppressSpecifiers && D->isThreadSpecified()) |
| Out << "__thread "; |
| |
| std::string Name = D->getNameAsString(); |
| QualType T = D->getType(); |
| if (ParmVarDecl *Parm = dyn_cast<ParmVarDecl>(D)) |
| T = Parm->getOriginalType(); |
| T.getAsStringInternal(Name, Policy); |
| Out << Name; |
| if (D->getInit()) { |
| if (D->hasCXXDirectInitializer()) |
| Out << "("; |
| else |
| Out << " = "; |
| D->getInit()->printPretty(Out, Context, 0, Policy, Indentation); |
| if (D->hasCXXDirectInitializer()) |
| Out << ")"; |
| } |
| } |
| |
| void DeclPrinter::VisitParmVarDecl(ParmVarDecl *D) { |
| VisitVarDecl(D); |
| } |
| |
| void DeclPrinter::VisitFileScopeAsmDecl(FileScopeAsmDecl *D) { |
| Out << "__asm ("; |
| D->getAsmString()->printPretty(Out, Context, 0, Policy, Indentation); |
| Out << ")"; |
| } |
| |
| //---------------------------------------------------------------------------- |
| // C++ declarations |
| //---------------------------------------------------------------------------- |
| void DeclPrinter::VisitNamespaceDecl(NamespaceDecl *D) { |
| Out << "namespace " << D->getNameAsString() << " {\n"; |
| VisitDeclContext(D); |
| Indent() << "}"; |
| } |
| |
| void DeclPrinter::VisitUsingDirectiveDecl(UsingDirectiveDecl *D) { |
| Out << "using namespace "; |
| if (D->getQualifier()) |
| D->getQualifier()->print(Out, Policy); |
| Out << D->getNominatedNamespaceAsWritten()->getNameAsString(); |
| } |
| |
| void DeclPrinter::VisitNamespaceAliasDecl(NamespaceAliasDecl *D) { |
| Out << "namespace " << D->getNameAsString() << " = "; |
| if (D->getQualifier()) |
| D->getQualifier()->print(Out, Policy); |
| Out << D->getAliasedNamespace()->getNameAsString(); |
| } |
| |
| void DeclPrinter::VisitCXXRecordDecl(CXXRecordDecl *D) { |
| Out << D->getKindName(); |
| if (D->getIdentifier()) { |
| Out << " "; |
| Out << D->getNameAsString(); |
| } |
| |
| if (D->isDefinition()) { |
| // Print the base classes |
| if (D->getNumBases()) { |
| Out << " : "; |
| for (CXXRecordDecl::base_class_iterator Base = D->bases_begin(), |
| BaseEnd = D->bases_end(); Base != BaseEnd; ++Base) { |
| if (Base != D->bases_begin()) |
| Out << ", "; |
| |
| if (Base->isVirtual()) |
| Out << "virtual "; |
| |
| AccessSpecifier AS = Base->getAccessSpecifierAsWritten(); |
| if (AS != AS_none) |
| Print(AS); |
| Out << " " << Base->getType().getAsString(Policy); |
| } |
| } |
| |
| // Print the class definition |
| // FIXME: Doesn't print access specifiers, e.g., "public:" |
| Out << " {\n"; |
| VisitDeclContext(D); |
| Indent() << "}"; |
| } |
| } |
| |
| void DeclPrinter::VisitLinkageSpecDecl(LinkageSpecDecl *D) { |
| const char *l; |
| if (D->getLanguage() == LinkageSpecDecl::lang_c) |
| l = "C"; |
| else { |
| assert(D->getLanguage() == LinkageSpecDecl::lang_cxx && |
| "unknown language in linkage specification"); |
| l = "C++"; |
| } |
| |
| Out << "extern \"" << l << "\" "; |
| if (D->hasBraces()) { |
| Out << "{\n"; |
| VisitDeclContext(D); |
| Indent() << "}"; |
| } else |
| Visit(*D->decls_begin()); |
| } |
| |
| void DeclPrinter::VisitTemplateDecl(TemplateDecl *D) { |
| Out << "template <"; |
| |
| TemplateParameterList *Params = D->getTemplateParameters(); |
| for (unsigned i = 0, e = Params->size(); i != e; ++i) { |
| if (i != 0) |
| Out << ", "; |
| |
| const Decl *Param = Params->getParam(i); |
| if (const TemplateTypeParmDecl *TTP = |
| dyn_cast<TemplateTypeParmDecl>(Param)) { |
| |
| QualType ParamType = |
| Context.getTypeDeclType(const_cast<TemplateTypeParmDecl*>(TTP)); |
| |
| if (TTP->wasDeclaredWithTypename()) |
| Out << "typename "; |
| else |
| Out << "class "; |
| |
| if (TTP->isParameterPack()) |
| Out << "... "; |
| |
| Out << ParamType.getAsString(Policy); |
| |
| if (TTP->hasDefaultArgument()) { |
| Out << " = "; |
| Out << TTP->getDefaultArgument().getAsString(Policy); |
| }; |
| } else if (const NonTypeTemplateParmDecl *NTTP = |
| dyn_cast<NonTypeTemplateParmDecl>(Param)) { |
| Out << NTTP->getType().getAsString(Policy); |
| |
| if (IdentifierInfo *Name = NTTP->getIdentifier()) { |
| Out << ' '; |
| Out << Name->getName(); |
| } |
| |
| if (NTTP->hasDefaultArgument()) { |
| Out << " = "; |
| NTTP->getDefaultArgument()->printPretty(Out, Context, 0, Policy, |
| Indentation); |
| } |
| } |
| } |
| |
| Out << "> "; |
| |
| Visit(D->getTemplatedDecl()); |
| } |
| |
| //---------------------------------------------------------------------------- |
| // Objective-C declarations |
| //---------------------------------------------------------------------------- |
| |
| void DeclPrinter::VisitObjCClassDecl(ObjCClassDecl *D) { |
| Out << "@class "; |
| for (ObjCClassDecl::iterator I = D->begin(), E = D->end(); |
| I != E; ++I) { |
| if (I != D->begin()) Out << ", "; |
| Out << I->getInterface()->getNameAsString(); |
| } |
| } |
| |
| void DeclPrinter::VisitObjCMethodDecl(ObjCMethodDecl *OMD) { |
| if (OMD->isInstanceMethod()) |
| Out << "- "; |
| else |
| Out << "+ "; |
| if (!OMD->getResultType().isNull()) |
| Out << '(' << OMD->getResultType().getAsString(Policy) << ")"; |
| |
| std::string name = OMD->getSelector().getAsString(); |
| std::string::size_type pos, lastPos = 0; |
| for (ObjCMethodDecl::param_iterator PI = OMD->param_begin(), |
| E = OMD->param_end(); PI != E; ++PI) { |
| // FIXME: selector is missing here! |
| pos = name.find_first_of(":", lastPos); |
| Out << " " << name.substr(lastPos, pos - lastPos); |
| Out << ":(" << (*PI)->getType().getAsString(Policy) << ")" |
| << (*PI)->getNameAsString(); |
| lastPos = pos + 1; |
| } |
| |
| if (OMD->param_begin() == OMD->param_end()) |
| Out << " " << name; |
| |
| if (OMD->isVariadic()) |
| Out << ", ..."; |
| |
| if (OMD->getBody()) { |
| Out << ' '; |
| OMD->getBody()->printPretty(Out, Context, 0, Policy); |
| Out << '\n'; |
| } |
| } |
| |
| void DeclPrinter::VisitObjCImplementationDecl(ObjCImplementationDecl *OID) { |
| std::string I = OID->getNameAsString(); |
| ObjCInterfaceDecl *SID = OID->getSuperClass(); |
| |
| if (SID) |
| Out << "@implementation " << I << " : " << SID->getNameAsString(); |
| else |
| Out << "@implementation " << I; |
| Out << "\n"; |
| VisitDeclContext(OID, false); |
| Out << "@end"; |
| } |
| |
| void DeclPrinter::VisitObjCInterfaceDecl(ObjCInterfaceDecl *OID) { |
| std::string I = OID->getNameAsString(); |
| ObjCInterfaceDecl *SID = OID->getSuperClass(); |
| |
| if (SID) |
| Out << "@interface " << I << " : " << SID->getNameAsString(); |
| else |
| Out << "@interface " << I; |
| |
| // Protocols? |
| const ObjCList<ObjCProtocolDecl> &Protocols = OID->getReferencedProtocols(); |
| if (!Protocols.empty()) { |
| for (ObjCList<ObjCProtocolDecl>::iterator I = Protocols.begin(), |
| E = Protocols.end(); I != E; ++I) |
| Out << (I == Protocols.begin() ? '<' : ',') << (*I)->getNameAsString(); |
| } |
| |
| if (!Protocols.empty()) |
| Out << "> "; |
| |
| if (OID->ivar_size() > 0) { |
| Out << "{\n"; |
| Indentation += Policy.Indentation; |
| for (ObjCInterfaceDecl::ivar_iterator I = OID->ivar_begin(), |
| E = OID->ivar_end(); I != E; ++I) { |
| Indent() << (*I)->getType().getAsString(Policy) |
| << ' ' << (*I)->getNameAsString() << ";\n"; |
| } |
| Indentation -= Policy.Indentation; |
| Out << "}\n"; |
| } |
| |
| VisitDeclContext(OID, false); |
| Out << "@end"; |
| // FIXME: implement the rest... |
| } |
| |
| void DeclPrinter::VisitObjCForwardProtocolDecl(ObjCForwardProtocolDecl *D) { |
| Out << "@protocol "; |
| for (ObjCForwardProtocolDecl::protocol_iterator I = D->protocol_begin(), |
| E = D->protocol_end(); |
| I != E; ++I) { |
| if (I != D->protocol_begin()) Out << ", "; |
| Out << (*I)->getNameAsString(); |
| } |
| } |
| |
| void DeclPrinter::VisitObjCProtocolDecl(ObjCProtocolDecl *PID) { |
| Out << "@protocol " << PID->getNameAsString() << '\n'; |
| VisitDeclContext(PID, false); |
| Out << "@end"; |
| } |
| |
| void DeclPrinter::VisitObjCCategoryImplDecl(ObjCCategoryImplDecl *PID) { |
| Out << "@implementation " |
| << PID->getClassInterface()->getNameAsString() |
| << '(' << PID->getNameAsString() << ")\n"; |
| |
| VisitDeclContext(PID, false); |
| Out << "@end"; |
| // FIXME: implement the rest... |
| } |
| |
| void DeclPrinter::VisitObjCCategoryDecl(ObjCCategoryDecl *PID) { |
| Out << "@interface " |
| << PID->getClassInterface()->getNameAsString() |
| << '(' << PID->getNameAsString() << ")\n"; |
| VisitDeclContext(PID, false); |
| Out << "@end"; |
| |
| // FIXME: implement the rest... |
| } |
| |
| void DeclPrinter::VisitObjCCompatibleAliasDecl(ObjCCompatibleAliasDecl *AID) { |
| Out << "@compatibility_alias " << AID->getNameAsString() |
| << ' ' << AID->getClassInterface()->getNameAsString() << ";\n"; |
| } |
| |
| /// PrintObjCPropertyDecl - print a property declaration. |
| /// |
| void DeclPrinter::VisitObjCPropertyDecl(ObjCPropertyDecl *PDecl) { |
| if (PDecl->getPropertyImplementation() == ObjCPropertyDecl::Required) |
| Out << "@required\n"; |
| else if (PDecl->getPropertyImplementation() == ObjCPropertyDecl::Optional) |
| Out << "@optional\n"; |
| |
| Out << "@property"; |
| if (PDecl->getPropertyAttributes() != ObjCPropertyDecl::OBJC_PR_noattr) { |
| bool first = true; |
| Out << " ("; |
| if (PDecl->getPropertyAttributes() & |
| ObjCPropertyDecl::OBJC_PR_readonly) { |
| Out << (first ? ' ' : ',') << "readonly"; |
| first = false; |
| } |
| |
| if (PDecl->getPropertyAttributes() & ObjCPropertyDecl::OBJC_PR_getter) { |
| Out << (first ? ' ' : ',') << "getter = " |
| << PDecl->getGetterName().getAsString(); |
| first = false; |
| } |
| if (PDecl->getPropertyAttributes() & ObjCPropertyDecl::OBJC_PR_setter) { |
| Out << (first ? ' ' : ',') << "setter = " |
| << PDecl->getSetterName().getAsString(); |
| first = false; |
| } |
| |
| if (PDecl->getPropertyAttributes() & ObjCPropertyDecl::OBJC_PR_assign) { |
| Out << (first ? ' ' : ',') << "assign"; |
| first = false; |
| } |
| |
| if (PDecl->getPropertyAttributes() & |
| ObjCPropertyDecl::OBJC_PR_readwrite) { |
| Out << (first ? ' ' : ',') << "readwrite"; |
| first = false; |
| } |
| |
| if (PDecl->getPropertyAttributes() & ObjCPropertyDecl::OBJC_PR_retain) { |
| Out << (first ? ' ' : ',') << "retain"; |
| first = false; |
| } |
| |
| if (PDecl->getPropertyAttributes() & ObjCPropertyDecl::OBJC_PR_copy) { |
| Out << (first ? ' ' : ',') << "copy"; |
| first = false; |
| } |
| |
| if (PDecl->getPropertyAttributes() & |
| ObjCPropertyDecl::OBJC_PR_nonatomic) { |
| Out << (first ? ' ' : ',') << "nonatomic"; |
| first = false; |
| } |
| Out << " )"; |
| } |
| Out << ' ' << PDecl->getType().getAsString(Policy) |
| << ' ' << PDecl->getNameAsString(); |
| } |
| |
| void DeclPrinter::VisitObjCPropertyImplDecl(ObjCPropertyImplDecl *PID) { |
| if (PID->getPropertyImplementation() == ObjCPropertyImplDecl::Synthesize) |
| Out << "@synthesize "; |
| else |
| Out << "@dynamic "; |
| Out << PID->getPropertyDecl()->getNameAsString(); |
| if (PID->getPropertyIvarDecl()) |
| Out << "=" << PID->getPropertyIvarDecl()->getNameAsString(); |
| } |
| |
| void DeclPrinter::VisitUsingDecl(UsingDecl *D) { |
| Out << "using "; |
| D->getTargetNestedNameDecl()->print(Out, Policy); |
| Out << D->getNameAsString(); |
| } |
| |
| void |
| DeclPrinter::VisitUnresolvedUsingTypenameDecl(UnresolvedUsingTypenameDecl *D) { |
| Out << "using typename "; |
| D->getTargetNestedNameSpecifier()->print(Out, Policy); |
| Out << D->getDeclName().getAsString(); |
| } |
| |
| void DeclPrinter::VisitUnresolvedUsingValueDecl(UnresolvedUsingValueDecl *D) { |
| Out << "using "; |
| D->getTargetNestedNameSpecifier()->print(Out, Policy); |
| Out << D->getDeclName().getAsString(); |
| } |
| |
| void DeclPrinter::VisitUsingShadowDecl(UsingShadowDecl *D) { |
| // ignore |
| } |