| //===-- ClangFormatFuzzer.cpp - Fuzz the Clang format tool ----------------===// |
| // |
| // 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 |
| /// 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; |
| } |