diff options
author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
---|---|---|
committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
commit | 36d22d82aa202bb199967e9512281e9a53db42c9 (patch) | |
tree | 105e8c98ddea1c1e4784a60a5a6410fa416be2de /intl/icu/source/i18n/numparse_decimal.h | |
parent | Initial commit. (diff) | |
download | firefox-esr-upstream.tar.xz firefox-esr-upstream.zip |
Adding upstream version 115.7.0esr.upstream/115.7.0esrupstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | intl/icu/source/i18n/numparse_decimal.h | 76 |
1 files changed, 76 insertions, 0 deletions
diff --git a/intl/icu/source/i18n/numparse_decimal.h b/intl/icu/source/i18n/numparse_decimal.h new file mode 100644 index 0000000000..07c9afeccc --- /dev/null +++ b/intl/icu/source/i18n/numparse_decimal.h @@ -0,0 +1,76 @@ +// © 2018 and later: Unicode, Inc. and others. +// License & terms of use: http://www.unicode.org/copyright.html + +#include "unicode/utypes.h" + +#if !UCONFIG_NO_FORMATTING +#ifndef __NUMPARSE_DECIMAL_H__ +#define __NUMPARSE_DECIMAL_H__ + +#include "unicode/uniset.h" +#include "numparse_types.h" + +U_NAMESPACE_BEGIN namespace numparse { +namespace impl { + +using ::icu::number::impl::Grouper; + +class DecimalMatcher : public NumberParseMatcher, public UMemory { + public: + DecimalMatcher() = default; // WARNING: Leaves the object in an unusable state + + DecimalMatcher(const DecimalFormatSymbols& symbols, const Grouper& grouper, + parse_flags_t parseFlags); + + bool match(StringSegment& segment, ParsedNumber& result, UErrorCode& status) const override; + + bool + match(StringSegment& segment, ParsedNumber& result, int8_t exponentSign, UErrorCode& status) const; + + bool smokeTest(const StringSegment& segment) const override; + + UnicodeString toString() const override; + + private: + /** If true, only accept strings whose grouping sizes match the locale */ + bool requireGroupingMatch; + + /** If true, do not accept grouping separators at all */ + bool groupingDisabled; + + // Fraction grouping parsing is disabled for now but could be enabled later. + // See https://unicode-org.atlassian.net/browse/ICU-10794 + // bool fractionGrouping; + + /** If true, do not accept numbers in the fraction */ + bool integerOnly; + + int16_t grouping1; + int16_t grouping2; + + UnicodeString groupingSeparator; + UnicodeString decimalSeparator; + + // Assumption: these sets all consist of single code points. If this assumption needs to be broken, + // fix getLeadCodePoints() as well as matching logic. Be careful of the performance impact. + const UnicodeSet* groupingUniSet; + const UnicodeSet* decimalUniSet; + const UnicodeSet* separatorSet; + const UnicodeSet* leadSet; + + // Make this class the owner of a few objects that could be allocated. + // The first three LocalPointers are used for assigning ownership only. + LocalPointer<const UnicodeSet> fLocalDecimalUniSet; + LocalPointer<const UnicodeSet> fLocalSeparatorSet; + LocalArray<const UnicodeString> fLocalDigitStrings; + + bool validateGroup(int32_t sepType, int32_t count, bool isPrimary) const; +}; + + +} // namespace impl +} // namespace numparse +U_NAMESPACE_END + +#endif //__NUMPARSE_DECIMAL_H__ +#endif /* #if !UCONFIG_NO_FORMATTING */ |