forked from OSchip/llvm-project
185 lines
6.7 KiB
C++
185 lines
6.7 KiB
C++
///===-- Representation.h - ClangDoc Represenation --------------*- C++ -*-===//
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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 the internal representations of different declaration
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// types for the clang-doc tool.
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//
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//===----------------------------------------------------------------------===//
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#ifndef LLVM_CLANG_TOOLS_EXTRA_CLANG_DOC_REPRESENTATION_H
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#define LLVM_CLANG_TOOLS_EXTRA_CLANG_DOC_REPRESENTATION_H
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#include "clang/AST/Type.h"
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#include "clang/Basic/Specifiers.h"
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#include "llvm/ADT/Optional.h"
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#include "llvm/ADT/SmallVector.h"
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#include "llvm/ADT/StringExtras.h"
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#include <array>
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#include <string>
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namespace clang {
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namespace doc {
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using SymbolID = std::array<uint8_t, 20>;
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struct Info;
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enum class InfoType {
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IT_namespace,
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IT_record,
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IT_function,
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IT_enum,
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IT_default
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};
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// A representation of a parsed comment.
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struct CommentInfo {
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CommentInfo() = default;
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CommentInfo(CommentInfo &&Other) : Children(std::move(Other.Children)) {}
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SmallString<16>
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Kind; // Kind of comment (TextComment, InlineCommandComment,
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// HTMLStartTagComment, HTMLEndTagComment, BlockCommandComment,
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// ParamCommandComment, TParamCommandComment, VerbatimBlockComment,
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// VerbatimBlockLineComment, VerbatimLineComment).
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SmallString<64> Text; // Text of the comment.
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SmallString<16> Name; // Name of the comment (for Verbatim and HTML).
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SmallString<8> Direction; // Parameter direction (for (T)ParamCommand).
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SmallString<16> ParamName; // Parameter name (for (T)ParamCommand).
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SmallString<16> CloseName; // Closing tag name (for VerbatimBlock).
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bool SelfClosing = false; // Indicates if tag is self-closing (for HTML).
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bool Explicit = false; // Indicates if the direction of a param is explicit
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// (for (T)ParamCommand).
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llvm::SmallVector<SmallString<16>, 4>
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AttrKeys; // List of attribute keys (for HTML).
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llvm::SmallVector<SmallString<16>, 4>
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AttrValues; // List of attribute values for each key (for HTML).
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llvm::SmallVector<SmallString<16>, 4>
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Args; // List of arguments to commands (for InlineCommand).
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std::vector<std::unique_ptr<CommentInfo>>
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Children; // List of child comments for this CommentInfo.
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};
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struct Reference {
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Reference() = default;
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Reference(llvm::StringRef Name) : UnresolvedName(Name) {}
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Reference(SymbolID USR, InfoType IT) : USR(USR), RefType(IT) {}
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SymbolID USR; // Unique identifer for referenced decl
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SmallString<16> UnresolvedName; // Name of unresolved type.
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InfoType RefType =
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InfoType::IT_default; // Indicates the type of this Reference (namespace,
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// record, function, enum, default).
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};
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// A base struct for TypeInfos
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struct TypeInfo {
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TypeInfo() = default;
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TypeInfo(SymbolID &Type, InfoType IT) : Type(Type, IT) {}
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TypeInfo(llvm::StringRef RefName) : Type(RefName) {}
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Reference Type; // Referenced type in this info.
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};
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// Info for field types.
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struct FieldTypeInfo : public TypeInfo {
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FieldTypeInfo() = default;
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FieldTypeInfo(SymbolID &Type, InfoType IT, llvm::StringRef Name)
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: TypeInfo(Type, IT), Name(Name) {}
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FieldTypeInfo(llvm::StringRef RefName, llvm::StringRef Name)
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: TypeInfo(RefName), Name(Name) {}
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SmallString<16> Name; // Name associated with this info.
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};
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// Info for member types.
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struct MemberTypeInfo : public FieldTypeInfo {
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MemberTypeInfo() = default;
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MemberTypeInfo(SymbolID &Type, InfoType IT, llvm::StringRef Name)
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: FieldTypeInfo(Type, IT, Name) {}
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MemberTypeInfo(llvm::StringRef RefName, llvm::StringRef Name)
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: FieldTypeInfo(RefName, Name) {}
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AccessSpecifier Access =
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clang::AccessSpecifier::AS_none; // Access level associated with this
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// info (public, protected, private,
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// none).
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};
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struct Location {
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Location() = default;
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Location(int LineNumber, SmallString<16> Filename)
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: LineNumber(LineNumber), Filename(std::move(Filename)) {}
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int LineNumber; // Line number of this Location.
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SmallString<32> Filename; // File for this Location.
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};
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/// A base struct for Infos.
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struct Info {
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Info() = default;
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Info(Info &&Other) : Description(std::move(Other.Description)) {}
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virtual ~Info() = default;
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SymbolID USR; // Unique identifier for the decl described by this Info.
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SmallString<16> Name; // Unqualified name of the decl.
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llvm::SmallVector<Reference, 4>
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Namespace; // List of parent namespaces for this decl.
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std::vector<CommentInfo> Description; // Comment description of this decl.
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};
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// Info for namespaces.
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struct NamespaceInfo : public Info {};
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// Info for symbols.
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struct SymbolInfo : public Info {
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llvm::Optional<Location> DefLoc; // Location where this decl is defined.
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llvm::SmallVector<Location, 2> Loc; // Locations where this decl is declared.
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};
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// TODO: Expand to allow for documenting templating and default args.
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// Info for functions.
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struct FunctionInfo : public SymbolInfo {
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bool IsMethod = false; // Indicates whether this function is a class method.
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Reference Parent; // Reference to the parent class decl for this method.
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TypeInfo ReturnType; // Info about the return type of this function.
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llvm::SmallVector<FieldTypeInfo, 4> Params; // List of parameters.
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AccessSpecifier Access =
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AccessSpecifier::AS_none; // Access level for this method (public,
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// private, protected, none).
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};
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// TODO: Expand to allow for documenting templating, inheritance access,
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// friend classes
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// Info for types.
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struct RecordInfo : public SymbolInfo {
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TagTypeKind TagType = TagTypeKind::TTK_Struct; // Type of this record (struct,
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// class, union, interface).
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llvm::SmallVector<MemberTypeInfo, 4>
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Members; // List of info about record members.
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llvm::SmallVector<Reference, 4> Parents; // List of base/parent records (does
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// not include virtual parents).
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llvm::SmallVector<Reference, 4>
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VirtualParents; // List of virtual base/parent records.
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};
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// TODO: Expand to allow for documenting templating.
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// Info for types.
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struct EnumInfo : public SymbolInfo {
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bool Scoped =
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false; // Indicates whether this enum is scoped (e.g. enum class).
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llvm::SmallVector<SmallString<16>, 4> Members; // List of enum members.
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};
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// TODO: Add functionality to include separate markdown pages.
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} // namespace doc
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} // namespace clang
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#endif // LLVM_CLANG_TOOLS_EXTRA_CLANG_DOC_REPRESENTATION_H
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