Coffeescript helper convert object into human readable (under development)

humanize.coffee

window.Humanize = 
  
  # Humanize.numberToCurrency(100)   => "$100"
  # Humanize.numberToCurrency(10000) => "$10,000"
  # Humanize.numberToCurrency(50.0501) => "$50.0501"
  # Humanize.numberToCurrency(50.0501, { precision: 2 }) => "$50.05"
  # Humanize.numberToCurrency(50, { unit: '£' }) => "£50"  
  # Humanize.numberToCurrency(10000, { delimiter: ';' }) => "$10;000"
  numberToCurrency: (number, paramsOptions={})->
    defaultOptions = 
      unit: '$'
      precision: 2
      delimiter: ','

    options     = $.extend({}, defaultOptions, paramsOptions)
    
    delimiter   = options.delimiter
    precision   = options.precision
    unit        = options.unit

    fixed     = Humanize.toFixed(number, precision)
    delimited = fixed.replace(/\B(?=(\d{3})+(?!\d))/g, delimiter);
    
    "#{unit}#{delimited}"


  # Humanize.toFixed(0.123456) => "0.123"
  # Humanize.toFixed(0.123456, 3) => "0.123"
  toFixed: (number, precision=2)->
    number.toFixed(precision).replace(/\.?0*$/,'')


  # Humanize.capitalize("hello") => "Hello"
  # Humanize.capitalize("hello world") => "Hello World"
  # Humanize.capitalize("hello-world") => "Hello-world"
  capitalize: (value) ->
    value.replace /(^|\s)([a-z])/g, (m, p1, p2) ->
      p1 + p2.toUpperCase()