Sha256: adff2f6063c4615e8a643db218cce815f0f208a9d75f07ce20ee6ca3a8ab06b6
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Size: 1.27 KB
Versions: 5
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Stored size: 1.27 KB
Contents
module Attributes VERSION = '3.2.0' def version() VERSION end def attributes *a, &b unless a.empty? hashes, names = a.partition{|x| Hash === x} names_and_defaults = {} hashes.each{|h| names_and_defaults.update h} names.flatten.compact.each{|name| names_and_defaults.update name => nil} names_and_defaults.each do |name, default| init = b || lambda { default } ivar, getter, setter, query = "@#{ name }", "#{ name }", "#{ name }=", "#{ name }?" define_method(setter) do |value| instance_variable_set ivar, value end define_method(getter) do |*value| unless value.empty? send setter, value.shift else defined = instance_eval "defined? #{ ivar }" send setter, instance_eval(&init) unless defined instance_variable_get ivar end end alias_method query, getter (attributes << name).uniq! attributes end else @attributes ||= [] end end def attribute(*a, &b) attributes *a, &b end end class Object def attributes *a, &b sc = class << self; self; end sc.attributes *a, &b end def attribute(*a, &b) attributes *a, &b end end class Module; include Attributes; end
Version data entries
5 entries across 3 versions & 2 rubygems