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module IceCube
class StringBuilder
attr_writer :base
def initialize
@types = {}
end
def piece(type, prefix = nil, suffix = nil)
@types[type] ||= []
end
def to_s
string = @base || ''
@types.each do |type, segments|
if f = self.class.formatter(type)
current = f.call(segments)
else
next if segments.empty?
current = self.class.sentence(segments)
end
f = IceCube::I18n.t('ice_cube.string.format')[type] ? type : 'default'
string = IceCube::I18n.t("ice_cube.string.format.#{f}", rest: string, current: current)
end
string
end
def self.formatter(type)
@formatters[type]
end
def self.register_formatter(type, &formatter)
@formatters ||= {}
@formatters[type] = formatter
end
module Helpers
# influenced by ActiveSupport's to_sentence
def sentence(array)
case array.length
when 0 ; ''
when 1 ; array[0].to_s
when 2 ; "#{array[0]}#{IceCube::I18n.t('ice_cube.array.two_words_connector')}#{array[1]}"
else ; "#{array[0...-1].join(IceCube::I18n.t('ice_cube.array.words_connector'))}#{IceCube::I18n.t('ice_cube.array.last_word_connector')}#{array[-1]}"
end
end
def nice_number(number)
literal_ordinal(number) || ordinalize(number)
end
def ordinalize(number)
IceCube::I18n.t('ice_cube.integer.ordinal', number: number, ordinal: ordinal(number))
end
def literal_ordinal(number)
IceCube::I18n.t("ice_cube.integer.literal_ordinals")[number]
end
def ordinal(number)
ord = IceCube::I18n.t("ice_cube.integer.ordinals")[number] ||
IceCube::I18n.t("ice_cube.integer.ordinals")[number % 10] ||
IceCube::I18n.t('ice_cube.integer.ordinals')[:default]
number >= 0 ? ord : IceCube::I18n.t("ice_cube.integer.negative", ordinal: ord)
end
end
extend Helpers
end
end
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