forked from OSchip/llvm-project
70 lines
1.9 KiB
C++
70 lines
1.9 KiB
C++
//===-- OptionsUtils.cpp - clang-tidy -------------------------------------===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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#include "OptionsUtils.h"
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#include "llvm/ADT/StringExtras.h"
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namespace clang {
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namespace tidy {
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namespace utils {
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namespace options {
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static const char StringsDelimiter[] = ";";
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std::vector<StringRef> parseStringList(StringRef Option) {
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Option = Option.trim().trim(StringsDelimiter);
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if (Option.empty())
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return {};
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std::vector<StringRef> Result;
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Result.reserve(Option.count(StringsDelimiter) + 1);
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StringRef Cur;
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while (std::tie(Cur, Option) = Option.split(StringsDelimiter),
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!Option.empty()) {
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Cur = Cur.trim();
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if (!Cur.empty())
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Result.push_back(Cur);
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}
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Cur = Cur.trim();
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if (!Cur.empty())
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Result.push_back(Cur);
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return Result;
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}
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std::vector<StringRef> parseListPair(StringRef L, StringRef R) {
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L = L.trim().trim(StringsDelimiter);
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if (L.empty())
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return parseStringList(R);
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R = R.trim().trim(StringsDelimiter);
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if (R.empty())
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return parseStringList(L);
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std::vector<StringRef> Result;
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Result.reserve(2 + L.count(StringsDelimiter) + R.count(StringsDelimiter));
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for (StringRef Option : {L, R}) {
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StringRef Cur;
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while (std::tie(Cur, Option) = Option.split(StringsDelimiter),
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!Option.empty()) {
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Cur = Cur.trim();
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if (!Cur.empty())
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Result.push_back(Cur);
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}
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Cur = Cur.trim();
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if (!Cur.empty())
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Result.push_back(Cur);
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}
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return Result;
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}
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std::string serializeStringList(ArrayRef<StringRef> Strings) {
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return llvm::join(Strings, StringsDelimiter);
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}
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} // namespace options
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} // namespace utils
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} // namespace tidy
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} // namespace clang
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