module Bundler::Random::Formatter

def base64(n=nil)

See RFC 3548 for the definition of base64.

prng.base64 #=> "6BbW0pxO0YENxn38HMUbcQ=="
prng = Random.new
# or
Random.base64 #=> "/2BuBuLf3+WfSKyQbRcc/A=="

require 'bundler/vendor/securerandom/lib/random/formatter'

The result may contain A-Z, a-z, 0-9, "+", "/" and "=".

It may be larger in the future.
If _n_ is not specified or is nil, 16 is assumed.

to be generated. The length of the result string is about 4/3 of _n_.
The argument _n_ specifies the length, in bytes, of the random number

Generate a random base64 string. 
def base64(n=nil)
  [random_bytes(n)].pack("m0")
end