llvm-project/clang-tools-extra/clangd/fuzzer/ClangdFuzzer.cpp

35 lines
1.2 KiB
C++

//===-- ClangdFuzzer.cpp - Fuzz clangd ------------------------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
///
/// \file
/// \brief This file implements a function that runs clangd on a single input.
/// This function is then linked into the Fuzzer library.
///
//===----------------------------------------------------------------------===//
#include "ClangdLSPServer.h"
#include "CodeComplete.h"
#include <sstream>
extern "C" int LLVMFuzzerTestOneInput(uint8_t *data, size_t size) {
clang::clangd::JSONOutput Out(llvm::nulls(), llvm::nulls(), nullptr);
clang::clangd::CodeCompleteOptions CCOpts;
CCOpts.EnableSnippets = false;
// Initialize and run ClangdLSPServer.
clang::clangd::ClangdLSPServer LSPServer(
Out, clang::clangd::getDefaultAsyncThreadsCount(),
/*StorePreamblesInMemory=*/false, CCOpts, llvm::None, llvm::None,
/*BuildDynamicSymbolIndex=*/false);
std::istringstream In(std::string(reinterpret_cast<char *>(data), size));
LSPServer.run(In);
return 0;
}