llvm-project/clang-tools-extra/clang-doc/Generators.cpp

39 lines
1.3 KiB
C++

//===-- Generators.cpp - Generator Registry ----------------------*- 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
//
//===----------------------------------------------------------------------===//
#include "Generators.h"
LLVM_INSTANTIATE_REGISTRY(clang::doc::GeneratorRegistry)
namespace clang {
namespace doc {
llvm::Expected<std::unique_ptr<Generator>>
findGeneratorByName(llvm::StringRef Format) {
for (auto I = GeneratorRegistry::begin(), E = GeneratorRegistry::end();
I != E; ++I) {
if (I->getName() != Format)
continue;
return I->instantiate();
}
return llvm::make_error<llvm::StringError>("Can't find generator: " + Format,
llvm::inconvertibleErrorCode());
}
// 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;
static int LLVM_ATTRIBUTE_UNUSED YAMLGeneratorAnchorDest =
YAMLGeneratorAnchorSource;
static int LLVM_ATTRIBUTE_UNUSED MDGeneratorAnchorDest =
MDGeneratorAnchorSource;
} // namespace doc
} // namespace clang