Module: Miyabi::FormatString

Included in:
String
Defined in:
lib/miyabi/format_string.rb

Instance Method Summary collapse

Instance Method Details

#hiragana_to_katakana(ignore: nil) ⇒ Object Also known as: to_kana, to_katakana 



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# File 'lib/miyabi/format_string.rb', line 5

def hiragana_to_katakana(ignore: nil)
  ignored = ignore ? ignore.chars.to_set : Set[]
  result = +""
  chars.each do |char|
    if ignored.member?(char)
      result << char
    else
      result << char.tr(TR_HIRAGANA, TR_KATAKANA)
    end
  end
  result
end

#katakana_to_hiragana ⇒ Object Also known as: to_hira, to_hiragana 



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# File 'lib/miyabi/format_string.rb', line 21

def katakana_to_hiragana
  tr(TR_KATAKANA, TR_HIRAGANA)
end

#roman_to_katakana ⇒ Object 



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# File 'lib/miyabi/format_string.rb', line 167

def roman_to_katakana
  str = dup
  ROMAN_TO_KATAKANA_MAPPING.each do |roman, kana|
    str.gsub!(kana, roman)
  end
  str
end

#to_roman ⇒ Object 



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# File 'lib/miyabi/format_string.rb', line 34

def to_roman
  s = hiragana_to_katakana
  KATAKANA_TO_ROMAN_MAPPING.each do |kana, roman|
    s.gsub!(kana, roman)
  end
  s
end