250 lines
9.6 KiB
C++
250 lines
9.6 KiB
C++
//===- CXCursor.h - Routines for manipulating CXCursors -------------------===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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//
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// This file defines routines for manipulating CXCursors.
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//
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//===----------------------------------------------------------------------===//
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#ifndef LLVM_CLANG_CXCURSOR_H
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#define LLVM_CLANG_CXCURSOR_H
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#include "clang-c/Index.h"
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#include "clang/Basic/SourceLocation.h"
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#include "llvm/ADT/PointerUnion.h"
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#include <utility>
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namespace clang {
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class ASTContext;
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class ASTUnit;
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class Attr;
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class CXXBaseSpecifier;
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class Decl;
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class Expr;
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class FieldDecl;
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class InclusionDirective;
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class LabelStmt;
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class MacroDefinition;
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class MacroExpansion;
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class NamedDecl;
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class ObjCInterfaceDecl;
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class ObjCProtocolDecl;
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class OverloadedTemplateStorage;
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class OverloadExpr;
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class Stmt;
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class TemplateDecl;
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class TemplateName;
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class TypeDecl;
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class VarDecl;
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namespace cxcursor {
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CXCursor getCursor(CXTranslationUnit, SourceLocation);
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CXCursor MakeCXCursor(const clang::Attr *A, clang::Decl *Parent,
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CXTranslationUnit TU);
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CXCursor MakeCXCursor(clang::Decl *D, CXTranslationUnit TU,
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SourceRange RegionOfInterest = SourceRange(),
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bool FirstInDeclGroup = true);
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CXCursor MakeCXCursor(clang::Stmt *S, clang::Decl *Parent,
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CXTranslationUnit TU,
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SourceRange RegionOfInterest = SourceRange());
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CXCursor MakeCXCursorInvalid(CXCursorKind K);
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/// \brief Create an Objective-C superclass reference at the given location.
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CXCursor MakeCursorObjCSuperClassRef(ObjCInterfaceDecl *Super,
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SourceLocation Loc,
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CXTranslationUnit TU);
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/// \brief Unpack an ObjCSuperClassRef cursor into the interface it references
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/// and optionally the location where the reference occurred.
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std::pair<ObjCInterfaceDecl *, SourceLocation>
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getCursorObjCSuperClassRef(CXCursor C);
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/// \brief Create an Objective-C protocol reference at the given location.
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CXCursor MakeCursorObjCProtocolRef(const ObjCProtocolDecl *Proto,
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SourceLocation Loc,
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CXTranslationUnit TU);
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/// \brief Unpack an ObjCProtocolRef cursor into the protocol it references
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/// and optionally the location where the reference occurred.
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std::pair<ObjCProtocolDecl *, SourceLocation>
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getCursorObjCProtocolRef(CXCursor C);
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/// \brief Create an Objective-C class reference at the given location.
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CXCursor MakeCursorObjCClassRef(const ObjCInterfaceDecl *Class,
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SourceLocation Loc,
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CXTranslationUnit TU);
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/// \brief Unpack an ObjCClassRef cursor into the class it references
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/// and optionally the location where the reference occurred.
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std::pair<ObjCInterfaceDecl *, SourceLocation>
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getCursorObjCClassRef(CXCursor C);
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/// \brief Create a type reference at the given location.
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CXCursor MakeCursorTypeRef(const TypeDecl *Type, SourceLocation Loc,
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CXTranslationUnit TU);
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/// \brief Unpack a TypeRef cursor into the class it references
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/// and optionally the location where the reference occurred.
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std::pair<TypeDecl *, SourceLocation> getCursorTypeRef(CXCursor C);
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/// \brief Create a reference to a template at the given location.
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CXCursor MakeCursorTemplateRef(const TemplateDecl *Template, SourceLocation Loc,
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CXTranslationUnit TU);
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/// \brief Unpack a TemplateRef cursor into the template it references and
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/// the location where the reference occurred.
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std::pair<TemplateDecl *, SourceLocation> getCursorTemplateRef(CXCursor C);
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/// \brief Create a reference to a namespace or namespace alias at the given
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/// location.
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CXCursor MakeCursorNamespaceRef(const NamedDecl *NS, SourceLocation Loc,
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CXTranslationUnit TU);
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/// \brief Unpack a NamespaceRef cursor into the namespace or namespace alias
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/// it references and the location where the reference occurred.
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std::pair<NamedDecl *, SourceLocation> getCursorNamespaceRef(CXCursor C);
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/// \brief Create a reference to a variable at the given location.
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CXCursor MakeCursorVariableRef(const VarDecl *Var, SourceLocation Loc,
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CXTranslationUnit TU);
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/// \brief Unpack a VariableRef cursor into the variable it references and the
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/// location where the where the reference occurred.
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std::pair<VarDecl *, SourceLocation> getCursorVariableRef(CXCursor C);
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/// \brief Create a reference to a field at the given location.
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CXCursor MakeCursorMemberRef(const FieldDecl *Field, SourceLocation Loc,
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CXTranslationUnit TU);
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/// \brief Unpack a MemberRef cursor into the field it references and the
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/// location where the reference occurred.
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std::pair<FieldDecl *, SourceLocation> getCursorMemberRef(CXCursor C);
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/// \brief Create a CXX base specifier cursor.
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CXCursor MakeCursorCXXBaseSpecifier(const CXXBaseSpecifier *B,
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CXTranslationUnit TU);
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/// \brief Unpack a CXXBaseSpecifier cursor into a CXXBaseSpecifier.
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CXXBaseSpecifier *getCursorCXXBaseSpecifier(CXCursor C);
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/// \brief Create a preprocessing directive cursor.
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CXCursor MakePreprocessingDirectiveCursor(SourceRange Range,
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CXTranslationUnit TU);
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/// \brief Unpack a given preprocessing directive to retrieve its source range.
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SourceRange getCursorPreprocessingDirective(CXCursor C);
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/// \brief Create a macro definition cursor.
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CXCursor MakeMacroDefinitionCursor(MacroDefinition *, CXTranslationUnit TU);
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/// \brief Unpack a given macro definition cursor to retrieve its
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/// source range.
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MacroDefinition *getCursorMacroDefinition(CXCursor C);
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/// \brief Create a macro expansion cursor.
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CXCursor MakeMacroExpansionCursor(MacroExpansion *,
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CXTranslationUnit TU);
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/// \brief Unpack a given macro expansion cursor to retrieve its
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/// source range.
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MacroExpansion *getCursorMacroExpansion(CXCursor C);
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/// \brief Create an inclusion directive cursor.
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CXCursor MakeInclusionDirectiveCursor(InclusionDirective *,
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CXTranslationUnit TU);
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/// \brief Unpack a given inclusion directive cursor to retrieve its
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/// source range.
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InclusionDirective *getCursorInclusionDirective(CXCursor C);
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/// \brief Create a label reference at the given location.
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CXCursor MakeCursorLabelRef(LabelStmt *Label, SourceLocation Loc,
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CXTranslationUnit TU);
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/// \brief Unpack a label reference into the label statement it refers to and
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/// the location of the reference.
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std::pair<LabelStmt *, SourceLocation> getCursorLabelRef(CXCursor C);
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/// \brief Create a overloaded declaration reference cursor for an expression.
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CXCursor MakeCursorOverloadedDeclRef(OverloadExpr *E, CXTranslationUnit TU);
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/// \brief Create a overloaded declaration reference cursor for a declaration.
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CXCursor MakeCursorOverloadedDeclRef(Decl *D, SourceLocation Location,
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CXTranslationUnit TU);
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/// \brief Create a overloaded declaration reference cursor for a template name.
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CXCursor MakeCursorOverloadedDeclRef(TemplateName Template,
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SourceLocation Location,
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CXTranslationUnit TU);
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/// \brief Internal storage for an overloaded declaration reference cursor;
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typedef llvm::PointerUnion3<OverloadExpr *, Decl *,
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OverloadedTemplateStorage *>
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OverloadedDeclRefStorage;
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/// \brief Unpack an overloaded declaration reference into an expression,
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/// declaration, or template name along with the source location.
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std::pair<OverloadedDeclRefStorage, SourceLocation>
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getCursorOverloadedDeclRef(CXCursor C);
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Decl *getCursorDecl(CXCursor Cursor);
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Expr *getCursorExpr(CXCursor Cursor);
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Stmt *getCursorStmt(CXCursor Cursor);
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Attr *getCursorAttr(CXCursor Cursor);
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Decl *getCursorParentDecl(CXCursor Cursor);
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ASTContext &getCursorContext(CXCursor Cursor);
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ASTUnit *getCursorASTUnit(CXCursor Cursor);
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CXTranslationUnit getCursorTU(CXCursor Cursor);
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void getOverriddenCursors(CXCursor cursor,
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SmallVectorImpl<CXCursor> &overridden);
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/// \brief Returns a index/location pair for a selector identifier if the cursor
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/// points to one.
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std::pair<int, SourceLocation> getSelectorIdentifierIndexAndLoc(CXCursor);
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static inline int getSelectorIdentifierIndex(CXCursor cursor) {
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return getSelectorIdentifierIndexAndLoc(cursor).first;
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}
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static inline SourceLocation getSelectorIdentifierLoc(CXCursor cursor) {
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return getSelectorIdentifierIndexAndLoc(cursor).second;
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}
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CXCursor getSelectorIdentifierCursor(int SelIdx, CXCursor cursor);
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static inline CXCursor getTypeRefedCallExprCursor(CXCursor cursor) {
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CXCursor newCursor = cursor;
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if (cursor.kind == CXCursor_CallExpr)
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newCursor.xdata = 1;
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return newCursor;
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}
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CXCursor getTypeRefCursor(CXCursor cursor);
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/// \brief Generate a USR for \arg D and put it in \arg Buf.
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/// \returns true if no USR was computed or the result should be ignored,
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/// false otherwise.
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bool getDeclCursorUSR(const Decl *D, SmallVectorImpl<char> &Buf);
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bool operator==(CXCursor X, CXCursor Y);
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inline bool operator!=(CXCursor X, CXCursor Y) {
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return !(X == Y);
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}
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/// \brief Return true if the cursor represents a declaration that is the
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/// first in a declaration group.
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bool isFirstInDeclGroup(CXCursor C);
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}} // end namespace: clang::cxcursor
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#endif
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