Module: Humanized::Number

Defined in:
lib/humanized/interpolation/number.rb

Defined Under Namespace

Classes: PartitionEnumerator

Instance Method Summary collapse

Instance Method Details

#number(humanizer, number, format = 'default', precision = '') ⇒ Object 



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# File 'lib/humanized/interpolation/number.rb', line 53

def number(humanizer, number, format = 'default', precision='')
  
  if format == 'default' or format.nil?
    it = number._(:format,:default)
  else
    format = format.to_sym
    it = number._.format( format._ | :default._ )
  end
  
  if precision.kind_of? String and precision.length > 0
    precision = x_to_i(humanizer,precision)
  end
  
  unless precision.kind_of? Integer
    precision = humanizer.get( it.precision , :default=>0 )
  end
  
  num = number.round_at(precision).to_s
  full, frac = num.split('.', 2)
  
  if( full.length > 3 )
    separator = humanizer.get( it.separator , :default=>'' )
    if separator.length > 0
      full = PartitionEnumerator.new(0...full.length, 3).map{|rng|
        full[rng]
      }.join(separator)
    end
  end
  
  if( precision > 0 )
    delimiter = humanizer.get( it.delimiter , :default=>'.' )
    if frac.length > precision
      frac = frac[0...precision]
    else
      frac = frac.ljust(precision, '0')
    end
    return [full, frac].join(delimiter)
  end
  
  return full
  
end