Class: Base58::Base

Inherits:
Object
  • Object
show all
Defined in:
lib/base58-alphabets/base.rb

Direct Known Subclasses

Bitcoin

Class Method Summary collapse

Class Method Details

.decode(str_or_bytes) ⇒ Object

Converts a base58 string to a base10 integer.



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# File 'lib/base58-alphabets/base.rb', line 25

def self.decode( str_or_bytes )
  if str_or_bytes.is_a?( Array )
    bytes = str_or_bytes
  else  ## assume string

    str   = str_or_bytes
    bytes = str.each_char.reduce([]) do |bytes,char|
                                       byte = number[char]
                                       raise ArgumentError, "Value passed not a valid base58 string - >#{char}< not found in alphabet"  if byte.nil?
                                       bytes << byte
                                       bytes
                                     end
  end
  Base58._pack( bytes )
end

.encode(num_or_bytes) ⇒ Object

Converts a base10 integer to a base58 string.



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# File 'lib/base58-alphabets/base.rb', line 9

def self.encode( num_or_bytes )
  if num_or_bytes.is_a?( Array )
    bytes = num_or_bytes
  else
    num = num_or_bytes
    bytes = Base58._bytes( num )
  end

  bytes.reduce( String.new ) do |buf, byte|
    buf << alphabet[byte]
    buf
  end
end