       .__mul__(
         new Int Math.floor(delta, 2))
       .value
-    if delta % 2 == 0
+    if delta % 2 is 0
       new (type(@)) pad + @value + pad
     else
       new (type(@)) pad + @value + pad + fillchar

  islower: ->
    lowers = 'abcdefghijklmnopqrstuvwxyz'
    uppers = 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'
    if @__len__() == 0
      return false
    else
      containsLower = false

    index = slicedStr.lastIndexOf(suffix)
    if index < 0
      return false 
    return (index + suffix.length) is end

  expandtabs: -> return
  
