Class: Apia::Polymorph

Inherits:
Object
  • Object
show all
Extended by:
Defineable
Defined in:
lib/apia/polymorph.rb

Direct Known Subclasses

Schema::ObjectSchemaPolymorph

Class Method Summary collapse

Methods included from Defineable

create, inspect, method_missing, name, respond_to_missing?

Class Method Details

.collate_objects(set) ⇒ void

This method returns an undefined value.

Collate all objects that this polymorph references and add them to the given object set

Parameters:



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# File 'lib/apia/polymorph.rb', line 27

def collate_objects(set)
  definition.options.each_value do |opt|
    set.add_object(opt.type.klass) if opt.type.usable_for_field?
  end
end

.definition ⇒ Apia::Definitions::Polymorph

Return the definition for this polymorph

Returns:



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# File 'lib/apia/polymorph.rb', line 18

def definition
  @definition ||= Definitions::Polymorph.new(Helpers.class_name_to_id(name))
end

.option_for_value(value) ⇒ Object

Return the type which should be returned for the given value by running through each of the matchers to find the appropriate type.



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# File 'lib/apia/polymorph.rb', line 35

def option_for_value(value)
  option = definition.options.values.find do |opt|
    opt.matches?(value)
  end

  if option.nil?
    raise InvalidPolymorphValueError.new(self, value)
  end

  option
end