TemplateName.cpp revision 90b715e0df34eae2b50b9b43ec60828ed31dcf94
17532dc66648cfe7432c9fe66dec5225f0ab301c6Douglas Gregor//===--- TemplateName.h - C++ Template Name Representation-------*- C++ -*-===// 27532dc66648cfe7432c9fe66dec5225f0ab301c6Douglas Gregor// 37532dc66648cfe7432c9fe66dec5225f0ab301c6Douglas Gregor// The LLVM Compiler Infrastructure 47532dc66648cfe7432c9fe66dec5225f0ab301c6Douglas Gregor// 57532dc66648cfe7432c9fe66dec5225f0ab301c6Douglas Gregor// This file is distributed under the University of Illinois Open Source 67532dc66648cfe7432c9fe66dec5225f0ab301c6Douglas Gregor// License. See LICENSE.TXT for details. 77532dc66648cfe7432c9fe66dec5225f0ab301c6Douglas Gregor// 87532dc66648cfe7432c9fe66dec5225f0ab301c6Douglas Gregor//===----------------------------------------------------------------------===// 97532dc66648cfe7432c9fe66dec5225f0ab301c6Douglas Gregor// 107532dc66648cfe7432c9fe66dec5225f0ab301c6Douglas Gregor// This file defines the TemplateName interface and subclasses. 117532dc66648cfe7432c9fe66dec5225f0ab301c6Douglas Gregor// 127532dc66648cfe7432c9fe66dec5225f0ab301c6Douglas Gregor//===----------------------------------------------------------------------===// 13c960ee31c7e22a157a8cd31c92d9a9aa945e1e96Chris Lattner 147532dc66648cfe7432c9fe66dec5225f0ab301c6Douglas Gregor#include "clang/AST/TemplateName.h" 157532dc66648cfe7432c9fe66dec5225f0ab301c6Douglas Gregor#include "clang/AST/DeclTemplate.h" 167532dc66648cfe7432c9fe66dec5225f0ab301c6Douglas Gregor#include "clang/AST/NestedNameSpecifier.h" 17d249e1d1f1498b81314459ceda19d6ff25c278adDouglas Gregor#include "clang/AST/PrettyPrinter.h" 18db88d8ad74097e2601d81ee863ce46a8a48a7034Jeffrey Yasskin#include "clang/Basic/Diagnostic.h" 19e4f2142d00fa5fdb580c4e2413da91882d955381Chris Lattner#include "clang/Basic/LangOptions.h" 207532dc66648cfe7432c9fe66dec5225f0ab301c6Douglas Gregor#include "llvm/Support/raw_ostream.h" 217532dc66648cfe7432c9fe66dec5225f0ab301c6Douglas Gregorusing namespace clang; 22db88d8ad74097e2601d81ee863ce46a8a48a7034Jeffrey Yasskinusing namespace llvm; 237532dc66648cfe7432c9fe66dec5225f0ab301c6Douglas Gregor 2490b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios KyrtzidisTemplateName::NameKind TemplateName::getKind() const { 2590b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis if (Storage.is<TemplateDecl *>()) 2690b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis return Template; 2790b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis if (Storage.is<OverloadedTemplateStorage *>()) 2890b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis return OverloadedTemplate; 2990b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis if (Storage.is<QualifiedTemplateName *>()) 3090b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis return QualifiedTemplate; 3190b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis assert(Storage.is<DependentTemplateName *>() && "There's a case unhandled!"); 3290b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis return DependentTemplate; 3390b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis} 3490b715e0df34eae2b50b9b43ec60828ed31dcf94Argyrios Kyrtzidis 357532dc66648cfe7432c9fe66dec5225f0ab301c6Douglas GregorTemplateDecl *TemplateName::getAsTemplateDecl() const { 367532dc66648cfe7432c9fe66dec5225f0ab301c6Douglas Gregor if (TemplateDecl *Template = Storage.dyn_cast<TemplateDecl *>()) 377532dc66648cfe7432c9fe66dec5225f0ab301c6Douglas Gregor return Template; 381eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 397532dc66648cfe7432c9fe66dec5225f0ab301c6Douglas Gregor if (QualifiedTemplateName *QTN = getAsQualifiedTemplateName()) 407532dc66648cfe7432c9fe66dec5225f0ab301c6Douglas Gregor return QTN->getTemplateDecl(); 417532dc66648cfe7432c9fe66dec5225f0ab301c6Douglas Gregor 427532dc66648cfe7432c9fe66dec5225f0ab301c6Douglas Gregor return 0; 437532dc66648cfe7432c9fe66dec5225f0ab301c6Douglas Gregor} 447532dc66648cfe7432c9fe66dec5225f0ab301c6Douglas Gregor 457532dc66648cfe7432c9fe66dec5225f0ab301c6Douglas Gregorbool TemplateName::isDependent() const { 467532dc66648cfe7432c9fe66dec5225f0ab301c6Douglas Gregor if (TemplateDecl *Template = getAsTemplateDecl()) { 471eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump return isa<TemplateTemplateParmDecl>(Template) || 48d99cbe66403ee39c2ee58024b9582b95649a4fc5Douglas Gregor Template->getDeclContext()->isDependentContext(); 497532dc66648cfe7432c9fe66dec5225f0ab301c6Douglas Gregor } 507532dc66648cfe7432c9fe66dec5225f0ab301c6Douglas Gregor 510bd6feb9e9d40fc889fd47e899985125a43dfed8John McCall assert(!getAsOverloadedTemplate() && 520bd6feb9e9d40fc889fd47e899985125a43dfed8John McCall "overloaded templates shouldn't survive to here"); 531eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 547532dc66648cfe7432c9fe66dec5225f0ab301c6Douglas Gregor return true; 557532dc66648cfe7432c9fe66dec5225f0ab301c6Douglas Gregor} 567532dc66648cfe7432c9fe66dec5225f0ab301c6Douglas Gregor 571eb4433ac451dc16f4133a88af2d002ac26c58efMike Stumpvoid 58d249e1d1f1498b81314459ceda19d6ff25c278adDouglas GregorTemplateName::print(llvm::raw_ostream &OS, const PrintingPolicy &Policy, 59d249e1d1f1498b81314459ceda19d6ff25c278adDouglas Gregor bool SuppressNNS) const { 607532dc66648cfe7432c9fe66dec5225f0ab301c6Douglas Gregor if (TemplateDecl *Template = Storage.dyn_cast<TemplateDecl *>()) 61900fc6388e803868a34b9483510c345e9b49d7ebBenjamin Kramer OS << Template; 627532dc66648cfe7432c9fe66dec5225f0ab301c6Douglas Gregor else if (QualifiedTemplateName *QTN = getAsQualifiedTemplateName()) { 631734317845d60307d474b5da8a8d33adbaf5e723Douglas Gregor if (!SuppressNNS) 64d249e1d1f1498b81314459ceda19d6ff25c278adDouglas Gregor QTN->getQualifier()->print(OS, Policy); 657532dc66648cfe7432c9fe66dec5225f0ab301c6Douglas Gregor if (QTN->hasTemplateKeyword()) 667532dc66648cfe7432c9fe66dec5225f0ab301c6Douglas Gregor OS << "template "; 67900fc6388e803868a34b9483510c345e9b49d7ebBenjamin Kramer OS << QTN->getDecl(); 687532dc66648cfe7432c9fe66dec5225f0ab301c6Douglas Gregor } else if (DependentTemplateName *DTN = getAsDependentTemplateName()) { 693b6afbb99a1c44b4076f8e15fb7311405941b306Douglas Gregor if (!SuppressNNS && DTN->getQualifier()) 70d249e1d1f1498b81314459ceda19d6ff25c278adDouglas Gregor DTN->getQualifier()->print(OS, Policy); 717532dc66648cfe7432c9fe66dec5225f0ab301c6Douglas Gregor OS << "template "; 72ca1bdd7c269a2390d43c040a60511edd017ee130Douglas Gregor 73ca1bdd7c269a2390d43c040a60511edd017ee130Douglas Gregor if (DTN->isIdentifier()) 74ca1bdd7c269a2390d43c040a60511edd017ee130Douglas Gregor OS << DTN->getIdentifier()->getName(); 75ca1bdd7c269a2390d43c040a60511edd017ee130Douglas Gregor else 76ca1bdd7c269a2390d43c040a60511edd017ee130Douglas Gregor OS << "operator " << getOperatorSpelling(DTN->getOperator()); 777532dc66648cfe7432c9fe66dec5225f0ab301c6Douglas Gregor } 787532dc66648cfe7432c9fe66dec5225f0ab301c6Douglas Gregor} 79de650ae96b53eb6109f29fdb5ee51c514259e6e4Douglas Gregor 80db88d8ad74097e2601d81ee863ce46a8a48a7034Jeffrey Yasskinconst DiagnosticBuilder &clang::operator<<(const DiagnosticBuilder &DB, 81db88d8ad74097e2601d81ee863ce46a8a48a7034Jeffrey Yasskin TemplateName N) { 82db88d8ad74097e2601d81ee863ce46a8a48a7034Jeffrey Yasskin std::string NameStr; 83db88d8ad74097e2601d81ee863ce46a8a48a7034Jeffrey Yasskin raw_string_ostream OS(NameStr); 84db88d8ad74097e2601d81ee863ce46a8a48a7034Jeffrey Yasskin LangOptions LO; 85db88d8ad74097e2601d81ee863ce46a8a48a7034Jeffrey Yasskin LO.CPlusPlus = true; 86db88d8ad74097e2601d81ee863ce46a8a48a7034Jeffrey Yasskin LO.Bool = true; 87db88d8ad74097e2601d81ee863ce46a8a48a7034Jeffrey Yasskin N.print(OS, PrintingPolicy(LO)); 88db88d8ad74097e2601d81ee863ce46a8a48a7034Jeffrey Yasskin OS.flush(); 89db88d8ad74097e2601d81ee863ce46a8a48a7034Jeffrey Yasskin return DB << NameStr; 90db88d8ad74097e2601d81ee863ce46a8a48a7034Jeffrey Yasskin} 91db88d8ad74097e2601d81ee863ce46a8a48a7034Jeffrey Yasskin 929bde77309fd2f9f7a53446e374472c48c81f5182Douglas Gregorvoid TemplateName::dump() const { 93e4f2142d00fa5fdb580c4e2413da91882d955381Chris Lattner LangOptions LO; // FIXME! 94e4f2142d00fa5fdb580c4e2413da91882d955381Chris Lattner LO.CPlusPlus = true; 95e4f2142d00fa5fdb580c4e2413da91882d955381Chris Lattner LO.Bool = true; 96e4f2142d00fa5fdb580c4e2413da91882d955381Chris Lattner print(llvm::errs(), PrintingPolicy(LO)); 97de650ae96b53eb6109f29fdb5ee51c514259e6e4Douglas Gregor} 98