class Acfs::Resource::Attributes::Uuid
@api public
UUID
attribute type. Use it in your model as an attribute type:
@example
class User < Acfs::Resource attribute :id, :uuid end
Constants
- UUID_REGEXP
Public Instance Methods
cast_value(value)
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@api public
Check if given object looks like a UUID
, eg:
`450b7a40-94ad-11e3-baa8-0800200c9a66`
Valid UUIDs are 16 byte numbers represented as
a hexadecimal string in five sub-groups seperated by a dash. Each group has to consist of a fixed number of hexadecimal digits: | Group | Digits | | -----:|:------ | | 1 | 8 | | 2 | 4 | | 3 | 4 | | 4 | 4 | | 5 | 12 |
@param [Object] value Object to cast. @return [String] Casted object as UUID
.
# File lib/acfs/resource/attributes/uuid.rb, line 35 def cast_value(value) if value.blank? nil elsif value.to_s =~ UUID_REGEXP value else raise TypeError.new "Invalid UUID: `#{value}'" end end