Class: Base32::Variant

Inherits:
Object
  • Object
show all
Defined in:
lib/base32/variant.rb,
lib/base32/variant/plain.rb,
lib/base32/variant/zbase32.rb,
lib/base32/variant/crockford.rb

Direct Known Subclasses

Crockford, Plain, ZBase32

Defined Under Namespace

Classes: Crockford, Plain, ZBase32

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.[](variant_name) ⇒ Object 



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# File 'lib/base32/variant.rb', line 24

def self.[](variant_name)
  @variants ||= {}

  @variants[variant_name] ||= (
    require "base32/variant/#{variant_name}"
    self.constants.map{ |k| self.const_get(k) }.find{ |k| k.shortname == variant_name }.new
  )
end

.shortname ⇒ Object 



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# File 'lib/base32/variant.rb', line 20

def self.shortname
  self.name.split('::').last.downcase.intern
end

Instance Method Details

#alphabet ⇒ Object 



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# File 'lib/base32/variant.rb', line 3

def alphabet
  Base32::ALPHABET
end

#clean(asc_src) ⇒ Object 



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# File 'lib/base32/variant.rb', line 15

def clean(asc_src)
  asc_src.upcase.tr("^#{self.alphabet}", '')
end

#unwrap(asc_src) ⇒ Object 



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# File 'lib/base32/variant.rb', line 11

def unwrap(asc_src)
  asc_src.tr(self.alphabet, Base32::ALPHABET)
end

#wrap(asc_src) ⇒ Object 



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# File 'lib/base32/variant.rb', line 7

def wrap(asc_src)
  asc_src.tr(Base32::ALPHABET, self.alphabet)
end