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//===-- ClangFormatFuzzer.cpp - Fuzz the Clang format tool ----------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
///
/// \file
/// This file implements a function that runs Clang format on a single
/// input. This function is then linked into the Fuzzer library.
///
//===----------------------------------------------------------------------===//
#include "clang/Format/Format.h"
extern "C" int LLVMFuzzerTestOneInput(uint8_t *data, size_t size) {
// FIXME: fuzz more things: different styles, different style features.
std::string s((const char *)data, size);
auto Style = getGoogleStyle(clang::format::FormatStyle::LK_Cpp);
Style.ColumnLimit = 60;
auto Replaces = reformat(Style, s, clang::tooling::Range(0, s.size()));
auto Result = applyAllReplacements(s, Replaces);
// Output must be checked, as otherwise we crash.
if (!Result) {}
return 0;
}
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