1  module ActiveSupport #:nodoc:
   2    module CoreExtensions #:nodoc:
   3      module Numeric #:nodoc:
   4        # Enables the use of byte calculations and declarations, like 45.bytes + 2.6.megabytes
   5        module Bytes
   6          KILOBYTE = 1024
   7          MEGABYTE = KILOBYTE * 1024
   8          GIGABYTE = MEGABYTE * 1024
   9          TERABYTE = GIGABYTE * 1024
  10          PETABYTE = TERABYTE * 1024
  11          EXABYTE  = PETABYTE * 1024
  12 
  13          def bytes
  14            self
  15          end
  16          alias :byte :bytes
  17 
  18          def kilobytes
  19            self * KILOBYTE
  20          end
  21          alias :kilobyte :kilobytes
  22 
  23          def megabytes
  24            self * MEGABYTE
  25          end
  26          alias :megabyte :megabytes
  27 
  28          def gigabytes
  29            self * GIGABYTE
  30          end
  31          alias :gigabyte :gigabytes
  32 
  33          def terabytes
  34            self * TERABYTE
  35          end
  36          alias :terabyte :terabytes
  37 
  38          def petabytes
  39            self * PETABYTE
  40          end
  41          alias :petabyte :petabytes
  42 
  43          def exabytes
  44            self * EXABYTE
  45          end
  46          alias :exabyte :exabytes
  47        end
  48      end
  49    end
  50  end