Method: Cloudinary::Analytics#encode_version

Defined in:
lib/cloudinary/analytics.rb

#encode_version(version) ⇒ String

Encodes a semVer-like version string.

Example:

input:      '1.24.0'
explode:    ['1','24','0']
pad:        ['01','24','00']
reverse:    ['00', '24', '01']
implode:    '002401'
int:        2401
binary:     '100101100001'
padded:     '000000100101100001'
str_split:  ['000000', '100101', '100001']
getKey:     ['A', 'l', 'h']
implode:    'Alh'

Parameters:

  • version (String) —

    Can be either x.y.z or x.y

Returns:

  • (String) —

    A string built from 3 characters of the base64 table

Raises:

  • (RangeError) —

    when version is larger than 43.21.26



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# File 'lib/cloudinary/analytics.rb', line 116

def encode_version(version)
  parts = version.split('.')

  padded_parts  = parts.map { |part| part.rjust(2, '0') }
  number        = padded_parts.reverse.join.to_i
  padded_binary = int_to_padded_bin(number, parts.length * BINARY_PAD_SIZE)

  raise RangeError, 'Version must be smaller than 43.21.26' if padded_binary.length % BINARY_PAD_SIZE != 0

  encoded_chars = padded_binary.chars.each_slice(BINARY_PAD_SIZE).map { |slice| get_key(slice.join) }

  encoded_chars.join
end