mirror of https://github.com/facebook/rocksdb.git
51 lines
1.2 KiB
C++
51 lines
1.2 KiB
C++
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// Copyright (c) Facebook, Inc. and its affiliates. All Rights Reserved.
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// This source code is licensed under both the GPLv2 (found in the
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// COPYING file in the root directory) and Apache 2.0 License
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// (found in the LICENSE.Apache file in the root directory).
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// LITE not supported here in part because of exception handling
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#ifndef ROCKSDB_LITE
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#include "rocksdb/utilities/regex.h"
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#include <cassert>
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#include <regex>
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namespace ROCKSDB_NAMESPACE {
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// This section would change for alternate underlying implementations other
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// than std::regex.
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#if 1
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class Regex::Impl : public std::regex {
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public:
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using std::regex::basic_regex;
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};
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bool Regex::Matches(const std::string &str) const {
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if (impl_) {
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return std::regex_match(str, *impl_);
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} else {
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// Should not call Matches on unset Regex
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assert(false);
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return false;
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}
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}
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Status Regex::Parse(const std::string &pattern, Regex *out) {
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try {
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out->impl_.reset(new Impl(pattern));
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return Status::OK();
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} catch (const std::regex_error &e) {
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return Status::InvalidArgument(e.what());
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}
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}
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#endif
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Status Regex::Parse(const char *pattern, Regex *out) {
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return Parse(std::string(pattern), out);
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}
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} // namespace ROCKSDB_NAMESPACE
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#endif // ROCKSDB_LITE
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