icuSources/i18n/numparse_scientific.h

   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_SCIENTIFIC_H__
   8 #define __NUMPARSE_SCIENTIFIC_H__
   9
  10 #include "numparse_types.h"
  11 #include "numparse_decimal.h"
  12 #include "numparse_symbols.h"
  13 #include "unicode/numberformatter.h"
  14
  15 using icu::number::impl::Grouper;
  16
  17 U_NAMESPACE_BEGIN namespace numparse {
  18 namespace impl {
  19
  20
  21 class ScientificMatcher : public NumberParseMatcher, public UMemory {
  22   public:
  23     ScientificMatcher() = default;  // WARNING: Leaves the object in an unusable state
  24
  25     ScientificMatcher(const DecimalFormatSymbols& dfs, const Grouper& grouper);
  26
  27     bool match(StringSegment& segment, ParsedNumber& result, UErrorCode& status) const override;
  28
  29     bool smokeTest(const StringSegment& segment) const override;
  30
  31     UnicodeString toString() const override;
  32
  33   private:
  34     UnicodeString fExponentSeparatorString;
  35     DecimalMatcher fExponentMatcher;
  36     IgnorablesMatcher fIgnorablesMatcher;
  37     UnicodeString fCustomMinusSign;
  38     UnicodeString fCustomPlusSign;
  39 };
  40
  41
  42 } // namespace impl
  43 } // namespace numparse
  44 U_NAMESPACE_END
  45
  46 #endif //__NUMPARSE_SCIENTIFIC_H__
  47 #endif /* #if !UCONFIG_NO_FORMATTING */