63 lines · cpp
1//===- ExtractAPI/APIIgnoresList.cpp -------*- C++ -*-===//2//3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.4// See https://llvm.org/LICENSE.txt for license information.5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception6//7//===----------------------------------------------------------------------===//8///9/// \file10/// This file implements APIIgnoresList that allows users to specifiy a file11/// containing symbols to ignore during API extraction.12///13//===----------------------------------------------------------------------===//14 15#include "clang/ExtractAPI/APIIgnoresList.h"16#include "clang/Basic/FileManager.h"17#include "llvm/ADT/STLExtras.h"18#include "llvm/Support/Error.h"19 20using namespace clang;21using namespace clang::extractapi;22using namespace llvm;23 24char IgnoresFileNotFound::ID;25 26void IgnoresFileNotFound::log(llvm::raw_ostream &os) const {27 os << "Could not find API ignores file " << Path;28}29 30std::error_code IgnoresFileNotFound::convertToErrorCode() const {31 return llvm::inconvertibleErrorCode();32}33 34Expected<APIIgnoresList>35APIIgnoresList::create(const FilePathList &IgnoresFilePathList,36 FileManager &FM) {37 SmallVector<StringRef, 32> Lines;38 BufferList symbolBufferList;39 40 for (const auto &CurrentIgnoresFilePath : IgnoresFilePathList) {41 auto BufferOrErr = FM.getBufferForFile(CurrentIgnoresFilePath);42 43 if (!BufferOrErr)44 return make_error<IgnoresFileNotFound>(CurrentIgnoresFilePath);45 46 auto Buffer = std::move(BufferOrErr.get());47 Buffer->getBuffer().split(Lines, '\n', /*MaxSplit*/ -1,48 /*KeepEmpty*/ false);49 symbolBufferList.push_back(std::move(Buffer));50 }51 52 // Symbol names don't have spaces in them, let's just remove these in case53 // the input is slighlty malformed.54 transform(Lines, Lines.begin(), [](StringRef Line) { return Line.trim(); });55 sort(Lines);56 return APIIgnoresList(std::move(Lines), std::move(symbolBufferList));57}58 59bool APIIgnoresList::shouldIgnore(StringRef SymbolName) const {60 auto It = lower_bound(SymbolsToIgnore, SymbolName);61 return (It != SymbolsToIgnore.end()) && (*It == SymbolName);62}63