Victor Chang | 7322950 | 2020-09-17 13:39:19 +0100 | [diff] [blame] | 1 | // © 2018 and later: Unicode, Inc. and others. |
| 2 | // License & terms of use: http://www.unicode.org/copyright.html |
| 3 | |
| 4 | #include "unicode/utypes.h" |
| 5 | |
| 6 | #if !UCONFIG_NO_FORMATTING |
| 7 | #ifndef __NUMPARSE_CURRENCY_H__ |
| 8 | #define __NUMPARSE_CURRENCY_H__ |
| 9 | |
| 10 | #include "numparse_types.h" |
| 11 | #include "numparse_compositions.h" |
| 12 | #include "charstr.h" |
| 13 | #include "number_currencysymbols.h" |
| 14 | #include "unicode/uniset.h" |
| 15 | |
| 16 | U_NAMESPACE_BEGIN namespace numparse { |
| 17 | namespace impl { |
| 18 | |
| 19 | using ::icu::number::impl::CurrencySymbols; |
| 20 | |
| 21 | /** |
| 22 | * Matches a currency, either a custom currency or one from the data bundle. The class is called |
| 23 | * "combined" to emphasize that the currency string may come from one of multiple sources. |
| 24 | * |
| 25 | * Will match currency spacing either before or after the number depending on whether we are currently in |
| 26 | * the prefix or suffix. |
| 27 | * |
| 28 | * The implementation of this class is slightly different between J and C. See #13584 for a follow-up. |
| 29 | * |
| 30 | * @author sffc |
| 31 | */ |
| 32 | // Exported as U_I18N_API for tests |
| 33 | class U_I18N_API CombinedCurrencyMatcher : public NumberParseMatcher, public UMemory { |
| 34 | public: |
| 35 | CombinedCurrencyMatcher() = default; // WARNING: Leaves the object in an unusable state |
| 36 | |
| 37 | CombinedCurrencyMatcher(const CurrencySymbols& currencySymbols, const DecimalFormatSymbols& dfs, |
| 38 | parse_flags_t parseFlags, UErrorCode& status); |
| 39 | |
| 40 | bool match(StringSegment& segment, ParsedNumber& result, UErrorCode& status) const override; |
| 41 | |
| 42 | bool smokeTest(const StringSegment& segment) const override; |
| 43 | |
| 44 | UnicodeString toString() const override; |
| 45 | |
| 46 | private: |
| 47 | UChar fCurrencyCode[4]; |
| 48 | UnicodeString fCurrency1; |
| 49 | UnicodeString fCurrency2; |
| 50 | |
| 51 | bool fUseFullCurrencyData; |
| 52 | UnicodeString fLocalLongNames[StandardPlural::COUNT]; |
| 53 | |
| 54 | UnicodeString afterPrefixInsert; |
| 55 | UnicodeString beforeSuffixInsert; |
| 56 | |
| 57 | // We could use Locale instead of CharString here, but |
| 58 | // Locale has a non-trivial default constructor. |
| 59 | CharString fLocaleName; |
| 60 | |
| 61 | // TODO: See comments in constructor in numparse_currency.cpp |
| 62 | // UnicodeSet fLeadCodePoints; |
| 63 | |
| 64 | /** Matches the currency string without concern for currency spacing. */ |
| 65 | bool matchCurrency(StringSegment& segment, ParsedNumber& result, UErrorCode& status) const; |
| 66 | }; |
| 67 | |
| 68 | |
| 69 | } // namespace impl |
| 70 | } // namespace numparse |
| 71 | U_NAMESPACE_END |
| 72 | |
| 73 | #endif //__NUMPARSE_CURRENCY_H__ |
| 74 | #endif /* #if !UCONFIG_NO_FORMATTING */ |