module DataMapper::Enum::ClassMethods

Public Instance Methods

[](name) click to toggle source
# File lib/dm/enum.rb, line 23
def [](name)
  unless @cache_update_flag
    raise RuntimeError.new("Looks like you forgot to call `#{self}.update_enums_cache!` before using `#{self}[#{name.inspect}]`")
  end

  case name
  when String, Symbol
    @enums_cache[name.to_sym]
  when self
    name
  else
    nil
  end
end
acts_as_enumerated(options = {}) click to toggle source
# File lib/dm/enum.rb, line 9
def acts_as_enumerated(options = {})
  @name_property = options.delete(:name_property) || :name
  @enums_cache = {}
end
update_enums_cache!() click to toggle source
# File lib/dm/enum.rb, line 14
def update_enums_cache!
  @enums_cache = {}
  @cache_update_flag = true
  all.each do |model|
    name = model.send(@name_property).to_sym
    @enums_cache[name] = model
  end
end