module Gibbler::Hash
Creates a digest based on:
-
parse each key, value pair into an Array containing keys:
CLASS:KEY:VALUE.__gibbler
-
Return the digest for
class:length:value
where:
This method can be used by any class with a keys
method.
class MyOrderedHash include Gibbler::Hash end
Public Class Methods
included(obj)
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# File lib/gibbler.rb, line 438 def self.included(obj) obj.extend Attic obj.attic :gibbler_cache end
Public Instance Methods
__gibbler(digest_type=nil)
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Creates a digest for the current state of self.
# File lib/gibbler.rb, line 444 def __gibbler(digest_type=nil) klass = self.class d = self.keys.sort { |a,b| a.inspect <=> b.inspect } d.collect! do |name| value = self[name] unless value.respond_to? :__gibbler gibbler_debug klass, :skipping, name next end '%s:%s:%s' % [value.class, name, value.__gibbler(digest_type)] end d = d.join(Gibbler.delimiter).__gibbler(digest_type) a = Gibbler.digest '%s:%s:%s' % [klass, d.size, d], digest_type gibbler_debug klass, a, [klass, d.size, d] a end