lib/cfoundry/v2/model_magic/attribute.rb
module CFoundry::V2::ModelMagic
module Attribute
def attribute(name, type, opts = {})
attributes[name] = opts
json_name = opts[:at] || name
default = opts[:default]
if has_default = opts.key?(:default)
defaults[name] = default
end
#
# def ATTRIBUTE
#
define_method(name) do
return @cache[name] if @cache.key?(name)
return nil unless persisted?
@cache[name] =
if manifest[:entity].key?(json_name)
manifest[:entity][json_name]
else
default
end
end
#
# def ATTRIBUTE=
#
define_method(:"#{name}=") do |val|
unless has_default && val == default
CFoundry::Validator.validate_type(val, type)
end
@cache[name] = val
@manifest ||= {}
@manifest[:entity] ||= {}
old = @manifest[:entity][json_name]
@changes[name] = [old, val] if old != val
@manifest[:entity][json_name] = val
@diff[json_name] = val
end
end
end
end