Class: ROM::Components::Mapper

Inherits:

Core

• Object
• Core
• ROM::Components::Mapper

Defined in:

lib/rom/components/mapper.rb

Instance Attribute Summary

• #constant ⇒ Class readonly

  Component's target class.

• #object ⇒ Class readonly

  Pre-initialized object that should be used instead of the constant.

Instance Method Summary

• #build ⇒ Object
• #relation ⇒ Object

Instance Attribute Details

#constant ⇒ Class (readonly)

Returns Component's target class.

Returns:

• (Class) —

  Component's target class

# File 'lib/rom/components/mapper.rb', line 11

option :constant, type: Types.Interface(:new), optional: true

#object ⇒ Class (readonly)

Returns Pre-initialized object that should be used instead of the constant.

Returns:

• (Class) —

  Pre-initialized object that should be used instead of the constant

# File 'lib/rom/components/mapper.rb', line 16

option :object, optional: true

Instance Method Details

#build ⇒ Object

# File 'lib/rom/components/mapper.rb', line 19

def build
  object || constant.build
end

#relation ⇒ Object

# File 'lib/rom/components/mapper.rb', line 24

def relation
  config.relation
end