Module: Num2words::Locales::KO

Defined in:
lib/num2words/locales/ko.rb

Constant Summary collapse

ONES_MASC = 
I18n.t("num2words.ones_masc", locale: :ko)
ONES_FEM = 
I18n.t("num2words.ones_fem", locale: :ko)
TEENS = 
I18n.t("num2words.teens", locale: :ko)
TENS = 
I18n.t("num2words.tens", locale: :ko)
HUNDREDS = 
I18n.t("num2words.hundreds", locale: :ko)
SCALES = 
I18n.t("num2words.scales", locale: :ko)
FRACTIONS = 
I18n.t("num2words.fractions", locale: :ko)
GRAMMAR = 
I18n.t("num2words.grammar", locale: :ko)
DATE = 
I18n.t("num2words.date", locale: :ko)
DATE_TEMPLATE = 
I18n.t("num2words.date.template", locale: :ko)
TIME = 
I18n.t("num2words.time", locale: :ko)
TIME_TEMPLATE = 
I18n.t("num2words.time.template", locale: :ko)
DATETIME_TEMPLATE = 
I18n.t("num2words.datetime.template", locale: :ko)
ORDINALS = 
I18n.t("num2words.numbers.ordinals", locale: :ko)
LARGE_SCALES = 
["", "만", "억", "조", "경"].freeze

Class Method Summary collapse

Class Method Details

.cardinal(number) ⇒ Object 



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# File 'lib/num2words/locales/ko.rb', line 114

def cardinal(number)
  integer_value = Integer(number)
  negative = integer_value.negative?
  integer_value = integer_value.abs

  return ONES_MASC[0] if integer_value.zero?

  groups = integer_value.to_s
                        .chars.reverse.each_slice(4).map(&:reverse)
                        .map(&:join).map!(&:to_i).reverse

  words = groups.each_with_index.filter_map do |group_value, index|
    next if group_value.zero?

    scale_index = groups.size - index - 1
    scale = LARGE_SCALES.fetch(scale_index, "")
    group_words = under_ten_thousand(group_value)
    scale.empty? ? group_words : "#{group_words}#{scale}"
  end

  words.unshift(minus_word) if negative
  words.join(" ")
end

.currency_major_feminine?(_currency) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/num2words/locales/ko.rb', line 89

def currency_major_feminine?(_currency)
  false
end

.currency_minor_feminine?(_currency) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/num2words/locales/ko.rb', line 93

def currency_minor_feminine?(_currency)
  false
end

.currency_number_words(number, _currency, unit:) ⇒ Object 



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# File 'lib/num2words/locales/ko.rb', line 97

def currency_number_words(number, _currency, unit:)
  cardinal(number)
end

.date_day(day, format:, date_case:) ⇒ Object 



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# File 'lib/num2words/locales/ko.rb', line 69

def date_day(day, format:, date_case:)
  cardinal(day)
end

.date_year(year, format:) ⇒ Object 



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# File 'lib/num2words/locales/ko.rb', line 73

def date_year(year, format:)
  cardinal(year)
end

.decimal_fraction_words(fraction_string) ⇒ Object 



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# File 'lib/num2words/locales/ko.rb', line 60

def decimal_fraction_words(fraction_string)
  fraction_string.chars.map { |digit| cardinal(digit.to_i) }.join(" ")
end

.decimal_separator_word ⇒ Object 



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# File 'lib/num2words/locales/ko.rb', line 56

def decimal_separator_word
  "점"
end

.default_fraction_word ⇒ Object 



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# File 'lib/num2words/locales/ko.rb', line 48

def default_fraction_word
  GRAMMAR[:default_fraction]
end

.fraction_joiner(joiner) ⇒ Object 



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# File 'lib/num2words/locales/ko.rb', line 44

def fraction_joiner(joiner)
  joiner.to_sym == :and ? "와" : GRAMMAR[:conjunction]
end

.fraction_numerator_feminine? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/num2words/locales/ko.rb', line 52

def fraction_numerator_feminine?
  false
end

.integer_to_words(number, feminine: false) ⇒ Object 



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# File 'lib/num2words/locales/ko.rb', line 28

def integer_to_words(number, feminine: false)
  cardinal(number)
end

.join_currency_parts(parts) ⇒ Object 



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# File 'lib/num2words/locales/ko.rb', line 101

def join_currency_parts(parts)
  parts.join(" ").strip
end

.join_fraction_words(words) ⇒ Object 



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# File 'lib/num2words/locales/ko.rb', line 64

def join_fraction_words(words)
  sign_word, integer_words, conjunction_word, numerator_words, denominator_words = words
  [sign_word, integer_words, conjunction_word, denominator_words, numerator_words].compact.reject(&:empty?).join(" ")
end

.join_time_words(number_words, unit_words) ⇒ Object 



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# File 'lib/num2words/locales/ko.rb', line 85

def join_time_words(number_words, unit_words)
  "#{number_words} #{unit_words}"
end

.minus_word ⇒ Object 



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# File 'lib/num2words/locales/ko.rb', line 40

def minus_word
  GRAMMAR[:minus]
end

.ordinal(value, format, gender: :masculine) ⇒ Object 



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# File 'lib/num2words/locales/ko.rb', line 105

def ordinal(value, format, gender: :masculine)
  ordinals = ORDINALS[format] || ORDINALS[:default] || ORDINALS[:nominative]
  gender_data = ordinals[gender] || ordinals[:masculine]

  return gender_data[value - 1] if value.between?(1, gender_data.length)

  cardinal(value)
end

.pluralize(_number, singular, _few, _plural) ⇒ Object 



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# File 'lib/num2words/locales/ko.rb', line 168

def pluralize(_number, singular, _few, _plural)
  singular
end

.time_number_words(number, unit:) ⇒ Object 



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# File 'lib/num2words/locales/ko.rb', line 81

def time_number_words(number, unit:)
  cardinal(number)
end

.time_unit_feminine?(_unit) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/num2words/locales/ko.rb', line 77

def time_unit_feminine?(_unit)
  false
end

.triple_to_words(number, scale_idx, feminine: false) ⇒ Object 



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# File 'lib/num2words/locales/ko.rb', line 32

def triple_to_words(number, scale_idx, feminine: false)
  return [] if number.zero?

  words = under_ten_thousand(number)
  scale = LARGE_SCALES[scale_idx].to_s
  ["#{words}#{scale}"]
end

.under_hundred(number) ⇒ Object 



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# File 'lib/num2words/locales/ko.rb', line 151

def under_hundred(number)
  return "" if number.zero?
  return TEENS[number - 10] if number.between?(10, 19)
  return ONES_MASC[number] if number < 10

  tens = number / 10
  ones = number % 10
  [TENS[tens], ones.positive? ? ONES_MASC[ones] : nil].compact.reject(&:empty?).join
end

.under_ten_thousand(number) ⇒ Object 



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# File 'lib/num2words/locales/ko.rb', line 138

def under_ten_thousand(number)
  thousands = number / 1000
  remainder = number % 1000
  hundreds = remainder / 100
  rest = remainder % 100

  [
    unit_with_scale(thousands, "천"),
    unit_with_scale(hundreds, "백"),
    under_hundred(rest)
  ].compact.reject(&:empty?).join
end

.unit_with_scale(value, scale) ⇒ Object 



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# File 'lib/num2words/locales/ko.rb', line 161

def unit_with_scale(value, scale)
  return "" if value.zero?
  return scale if value == 1

  "#{ONES_MASC[value]}#{scale}"
end