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48 lines
1 KiB
C++
48 lines
1 KiB
C++
/*
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Copyright: © SIL International.
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Description: Normalization and Regex utilities
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Create Date: 23 May 2024
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Authors: Steven R. Loomis
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*/
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#pragma once
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#include "core_icu.h"
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#include "keyman_core.h"
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#include <string>
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#include <deque>
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namespace km {
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namespace core {
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namespace util {
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class km_regex {
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public:
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km_regex();
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km_regex(const km_regex &other);
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km_regex(const std::u32string &pattern);
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~km_regex();
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bool init(const std::u32string &pattern);
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size_t apply(
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const std::u32string &input,
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std::u32string &output,
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const std::u32string &to,
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const std::deque<std::u32string> &fromList,
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const std::deque<std::u32string> &toList) const;
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bool valid() const;
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private:
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#if KMN_NO_ICU
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std::u32string fPattern; // TODO: by value?
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#else
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std::unique_ptr<icu::RegexPattern> fPattern;
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#endif
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// utility functions
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public:
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static int32_t findIndex(const std::u32string &match, const std::deque<std::u32string> &list);
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};
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} // namespace util
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} // namespace core
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} // namespace km
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