1 //===-- Generators.h - ClangDoc Generator ----------------------*- C++ -*-===//
2 //
3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4 // See https://llvm.org/LICENSE.txt for license information.
5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6 //
7 //===----------------------------------------------------------------------===//
8 // Generator classes for converting declaration information into documentation
9 // in a specified format.
10 //===----------------------------------------------------------------------===//
11 
12 #ifndef LLVM_CLANG_TOOLS_EXTRA_CLANG_DOC_GENERATOR_H
13 #define LLVM_CLANG_TOOLS_EXTRA_CLANG_DOC_GENERATOR_H
14 
15 #include "Representation.h"
16 #include "llvm/Support/Error.h"
17 #include "llvm/Support/Registry.h"
18 
19 namespace clang {
20 namespace doc {
21 
22 // Abstract base class for generators.
23 // This is expected to be implemented and exposed via the GeneratorRegistry.
24 class Generator {
25 public:
26   virtual ~Generator() = default;
27 
28   // Write out the decl info in the specified format.
29   virtual llvm::Error generateDocForInfo(Info *I, llvm::raw_ostream &OS,
30                                          const ClangDocContext &CDCtx) = 0;
31   // This function writes a file with the index previously constructed.
32   // It can be overwritten by any of the inherited generators.
33   // If the override method wants to run this it should call
34   // Generator::createResources(CDCtx);
35   virtual llvm::Error createResources(ClangDocContext &CDCtx);
36 
37   static void addInfoToIndex(Index &Idx, const doc::Info *Info);
38 };
39 
40 typedef llvm::Registry<Generator> GeneratorRegistry;
41 
42 llvm::Expected<std::unique_ptr<Generator>>
43 findGeneratorByName(llvm::StringRef Format);
44 
45 std::string getAccess(AccessSpecifier AS);
46 
47 std::string getTagType(TagTypeKind AS);
48 
49 } // namespace doc
50 } // namespace clang
51 
52 #endif // LLVM_CLANG_TOOLS_EXTRA_CLANG_DOC_GENERATOR_H
53