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42 lines
1.4 KiB
42 lines
1.4 KiB
4 months ago
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//===-- RegularExpression.cpp ---------------------------------------------===//
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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 "lldb/Utility/RegularExpression.h"
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#include <string>
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using namespace lldb_private;
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RegularExpression::RegularExpression(llvm::StringRef str)
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: m_regex_text(std::string(str)),
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// m_regex does not reference str anymore after it is constructed.
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m_regex(llvm::Regex(str)) {}
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RegularExpression::RegularExpression(const RegularExpression &rhs)
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: RegularExpression(rhs.GetText()) {}
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bool RegularExpression::Execute(
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llvm::StringRef str,
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llvm::SmallVectorImpl<llvm::StringRef> *matches) const {
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if (!IsValid())
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return false;
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return m_regex.match(str, matches);
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}
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bool RegularExpression::IsValid() const { return m_regex.isValid(); }
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llvm::StringRef RegularExpression::GetText() const { return m_regex_text; }
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llvm::Error RegularExpression::GetError() const {
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std::string error;
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if (!m_regex.isValid(error))
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return llvm::make_error<llvm::StringError>(error,
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llvm::inconvertibleErrorCode());
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return llvm::Error::success();
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}
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