module EntityStore::Attributes::ClassMethods

Public Instance Methods

_eval_entity_value_setter(value, klass) click to toggle source
# File lib/entity_store/attributes.rb, line 17
def _eval_entity_value_setter value, klass
  case value
  when Array 
    klass.new(Hash[*value.flatten])
  when Hash
    klass.new(value)
  else
    value
  end
end
entity_value_array_attribute(name, klass) click to toggle source
# File lib/entity_store/attributes.rb, line 28
def entity_value_array_attribute name, klass
  variable_name = "@_#{name}".to_sym

  define_method(name) do
    instance_variable_get(variable_name) || instance_variable_set(variable_name, [])
  end

  define_method("#{name}=") do |values|
    mapped_values = (values || []).map do |value|
      case value
      when Hash
        klass.new(value)
      when klass
        value
      else
        raise ArgumentError.new("#{value.class} not supported. Expecting #{klass.name}")
      end
    end

    instance_variable_set(variable_name, mapped_values)
  end
end
entity_value_attribute(name, klass) click to toggle source
# File lib/entity_store/attributes.rb, line 10
def entity_value_attribute name, klass
  define_method(name) { instance_variable_get("@#{name}") }
  define_method("#{name}=") do |value|
    instance_variable_set("@#{name}", self.class._eval_entity_value_setter(value, klass))
  end
end
entity_value_dictionary_attribute(name, klass) click to toggle source
# File lib/entity_store/attributes.rb, line 51
def entity_value_dictionary_attribute name, klass
  define_method("#{name}_dictionary") {
    instance_variable_get("@_#{name}_dictionary") || instance_variable_set("@_#{name}_dictionary", {})
  }
  define_method("#{name}_dictionary=") do |value|
    value.each_pair do |key, item|
      case item
      when Hash
        send("#{name}_dictionary")[key] = klass.new(item)
      when klass
        send("#{name}_dictionary")[key] = item
      else
        raise ArgumentError.new("#{item.class.name} not supported. Expecting #{klass.name}")
      end
    end
  end
end