Sha256: bf26efcf9e14b66b63a9999f19ce09c104b7c0cdc9be72b94e53c8f54298f93e
Contents?: true
Size: 787 Bytes
Versions: 58
Compression:
Stored size: 787 Bytes
Contents
require 'securerandom'
module SecureRandom
BASE58_ALPHABET = ('0'..'9').to_a + ('A'..'Z').to_a + ('a'..'z').to_a - ['0', 'O', 'I', 'l']
# SecureRandom.base58 generates a random base58 string.
#
# The argument _n_ specifies the length, of the random string to be generated.
#
# If _n_ is not specified or is nil, 16 is assumed. It may be larger in the future.
#
# The result may contain alphanumeric characters except 0, O, I and l
#
# p SecureRandom.base58 # => "4kUgL2pdQMSCQtjE"
# p SecureRandom.base58(24) # => "77TMHrHJFvFDwodq8w7Ev2m7"
#
def self.base58(n = 16)
SecureRandom.random_bytes(n).unpack("C*").map do |byte|
idx = byte % 64
idx = SecureRandom.random_number(58) if idx >= 58
BASE58_ALPHABET[idx]
end.join
end
end
Version data entries
58 entries across 56 versions & 9 rubygems