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//===-- Serializer.h - ClangDoc Serializer ----------------------*- 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
//
//===----------------------------------------------------------------------===//
//
// This file implements the serializing functions fro the clang-doc tool. Given
// a particular declaration, it collects the appropriate information and returns
// a serialized bitcode string for the declaration.
//
//===----------------------------------------------------------------------===//
#ifndef LLVM_CLANG_TOOLS_EXTRA_CLANG_DOC_SERIALIZE_H
#define LLVM_CLANG_TOOLS_EXTRA_CLANG_DOC_SERIALIZE_H
#include "Representation.h"
#include "clang/AST/AST.h"
#include "clang/AST/CommentVisitor.h"
#include <string>
#include <vector>
using namespace clang::comments;
namespace clang {
namespace doc {
namespace serialize {
// The first element will contain the relevant information about the declaration
// passed as parameter.
// The second element will contain the relevant information about the
// declaration's parent, it can be a NamespaceInfo or RecordInfo.
// Both elements can be nullptrs if the declaration shouldn't be handled.
// When the declaration is handled, the first element will be a nullptr for
// EnumDecl, FunctionDecl and CXXMethodDecl; they are only returned wrapped in
// its parent scope. For NamespaceDecl and RecordDecl both elements are not
// nullptr.
std::pair<std::unique_ptr<Info>, std::unique_ptr<Info>>
emitInfo(const NamespaceDecl *D, const FullComment *FC, int LineNumber,
StringRef File, bool IsFileInRootDir, bool PublicOnly);
std::pair<std::unique_ptr<Info>, std::unique_ptr<Info>>
emitInfo(const RecordDecl *D, const FullComment *FC, int LineNumber,
StringRef File, bool IsFileInRootDir, bool PublicOnly);
std::pair<std::unique_ptr<Info>, std::unique_ptr<Info>>
emitInfo(const EnumDecl *D, const FullComment *FC, int LineNumber,
StringRef File, bool IsFileInRootDir, bool PublicOnly);
std::pair<std::unique_ptr<Info>, std::unique_ptr<Info>>
emitInfo(const FunctionDecl *D, const FullComment *FC, int LineNumber,
StringRef File, bool IsFileInRootDir, bool PublicOnly);
std::pair<std::unique_ptr<Info>, std::unique_ptr<Info>>
emitInfo(const CXXMethodDecl *D, const FullComment *FC, int LineNumber,
StringRef File, bool IsFileInRootDir, bool PublicOnly);
// Function to hash a given USR value for storage.
// As USRs (Unified Symbol Resolution) could be large, especially for functions
// with long type arguments, we use 160-bits SHA1(USR) values to
// guarantee the uniqueness of symbols while using a relatively small amount of
// memory (vs storing USRs directly).
SymbolID hashUSR(llvm::StringRef USR);
std::string serialize(std::unique_ptr<Info> &I);
} // namespace serialize
} // namespace doc
} // namespace clang
#endif // LLVM_CLANG_TOOLS_EXTRA_CLANG_DOC_SERIALIZE_H
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