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//===-- ClangdFuzzer.cpp - Fuzz clangd ------------------------------------===//
//
// 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
//
//===----------------------------------------------------------------------===//
///
/// \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 "ClangdServer.h"
#include "CodeComplete.h"
#include "FSProvider.h"
#include <cstdio>
#include <sstream>
using namespace clang::clangd;
extern "C" int LLVMFuzzerTestOneInput(uint8_t *data, size_t size) {
if (size == 0)
return 0;
// fmemopen isn't portable, but I think we only run the fuzzer on Linux.
std::FILE *In = fmemopen(data, size, "r");
auto Transport = newJSONTransport(In, llvm::nulls(),
/*InMirror=*/nullptr, /*Pretty=*/false,
/*Style=*/JSONStreamStyle::Delimited);
RealFileSystemProvider FS;
CodeCompleteOptions CCOpts;
CCOpts.EnableSnippets = false;
ClangdServer::Options Opts;
// Initialize and run ClangdLSPServer.
ClangdLSPServer LSPServer(*Transport, FS, CCOpts, llvm::None, false,
llvm::None, Opts);
LSPServer.run();
return 0;
}
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