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Contents
module ZTK::DSL::Core
# @author Zachary Patten <zachary AT jovelabs DOT com>
# @api private
module Attributes
def self.included(base)
base.class_eval do
base.send(:extend, ZTK::DSL::Core::Options::ClassMethods)
base.add_option(:attribute)
base.send(:extend, ZTK::DSL::Core::Attributes::ClassMethods)
end
end
def attributes
@attributes ||= Hash.new
end
# @author Zachary Patten <zachary AT jovelabs DOT com>
module ClassMethods
def attribute(key, options={})
klass = self.to_s.split('::').last.downcase
option_key = "#{klass}_#{key}"
attribute_options[option_key] = options
send(:define_method, key) do |*args|
if (attributes[key].nil? && !self.class.attribute_options[option_key][:default].nil?)
default_value = (self.class.attribute_options[option_key][:default].dup rescue self.class.attribute_options[option_key][:default])
attributes[key] ||= default_value
end
if args.count == 0
attributes[key]
else
send("#{key}=", *args)
end
end
send(:define_method, "#{key}=") do |value|
attributes[key] = value
value
end
self.class.send(:define_method, "find_by_#{key}") do |value|
all.select{ |object| (object.send(key) == value) }
end
end
end
end
end
Version data entries
20 entries across 20 versions & 1 rubygems