Module: IceCube::StringBuilder::Helpers

Included in:
IceCube::StringBuilder
Defined in:
lib/ice_cube/builders/string_builder.rb

Constant Summary collapse

NUMBER_SUFFIX = 
['th', 'st', 'nd', 'rd', 'th', 'th', 'th', 'th', 'th', 'th']
SPECIAL_SUFFIX = 
{ 11 => 'th', 12 => 'th', 13 => 'th', 14 => 'th' }

Instance Method Summary collapse

Instance Method Details

#nice_number(number) ⇒ Object 



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# File 'lib/ice_cube/builders/string_builder.rb', line 50

def nice_number(number)
  return 'last' if number == -1
  suffix = SPECIAL_SUFFIX[number] || NUMBER_SUFFIX[number.abs % 10]
  if number < -1
    number.abs.to_s << suffix << ' to last'
  else
    number.to_s << suffix
  end
end

#sentence(array) ⇒ Object

influenced by ActiveSupport’s to_sentence



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# File 'lib/ice_cube/builders/string_builder.rb', line 41

def sentence(array)
  case array.length
  when 0 ; ''
  when 1 ; array[0].to_s
  when 2 ; "#{array[0]} and #{array[1]}"
  else ; "#{array[0...-1].join(', ')}, and #{array[-1]}"
  end
end