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//===-- Generators.h - ClangDoc Generator ----------------------*- C++ -*-===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
// Generator classes for converting declaration information into documentation
// in a specified format.
//===----------------------------------------------------------------------===//
#ifndef LLVM_CLANG_TOOLS_EXTRA_CLANG_DOC_GENERATOR_H
#define LLVM_CLANG_TOOLS_EXTRA_CLANG_DOC_GENERATOR_H
#include "Representation.h"
#include "llvm/Support/Error.h"
#include "llvm/Support/Registry.h"
namespace clang {
namespace doc {
// Abstract base class for generators.
// This is expected to be implemented and exposed via the GeneratorRegistry.
class Generator {
public:
virtual ~Generator() = default;
// Write out the decl info for the objects in the given map in the specified
// format.
virtual llvm::Error
generateDocs(StringRef RootDir,
llvm::StringMap<std::unique_ptr<doc::Info>> Infos,
const ClangDocContext &CDCtx) = 0;
// This function writes a file with the index previously constructed.
// It can be overwritten by any of the inherited generators.
// If the override method wants to run this it should call
// Generator::createResources(CDCtx);
virtual llvm::Error createResources(ClangDocContext &CDCtx);
// Write out one specific decl info to the destination stream.
virtual llvm::Error generateDocForInfo(Info *I, llvm::raw_ostream &OS,
const ClangDocContext &CDCtx) = 0;
static void addInfoToIndex(Index &Idx, const doc::Info *Info);
};
typedef llvm::Registry<Generator> GeneratorRegistry;
llvm::Expected<std::unique_ptr<Generator>>
findGeneratorByName(llvm::StringRef Format);
std::string getTagType(TagTypeKind AS);
// This anchor is used to force the linker to link in the generated object file
// and thus register the generators.
extern volatile int YAMLGeneratorAnchorSource;
extern volatile int MDGeneratorAnchorSource;
extern volatile int HTMLGeneratorAnchorSource;
extern volatile int MHTMLGeneratorAnchorSource;
extern volatile int JSONGeneratorAnchorSource;
} // namespace doc
} // namespace clang
namespace llvm {
extern template class Registry<clang::doc::Generator>;
} // namespace llvm
#endif // LLVM_CLANG_TOOLS_EXTRA_CLANG_DOC_GENERATOR_H
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