Class: Mongoid::Relations::One

Inherits:

Proxy

• Object
• Proxy
• Mongoid::Relations::One

Defined in:

lib/mongoid/relations/one.rb

Overview

This is the superclass for one to one relations and defines the common behaviour or those proxies.

Direct Known Subclasses

Embedded::In, Embedded::One, Referenced::In, Referenced::One

Instance Attribute Summary

Attributes inherited from Proxy

#base, #loaded, #metadata, #target

Instance Method Summary

• #in_memory ⇒ Array<Document>

  Get all the documents in the relation that are loaded into memory.

• #respond_to?(name, include_private = false) ⇒ true, false

  Since method_missing is overridden we should override this as well.

Methods inherited from Proxy

#init, #substitutable

Dynamic Method Handling

This class handles dynamic methods through the method_missing method in the class Mongoid::Relations::Proxy

Instance Method Details

#in_memory ⇒ Array<Document>

Get all the documents in the relation that are loaded into memory.

Examples:

Get the in memory documents.

relation.in_memory

Returns:

• (Array<Document>) —

  The documents in memory.

Since:

• 2.1.0

# File 'lib/mongoid/relations/one.rb', line 17

def in_memory
  [ target ]
end

#respond_to?(name, include_private = false) ⇒ true, false

Since method_missing is overridden we should override this as well.

Examples:

Does the proxy respond to the method?

relation.respond_to?(:name)

Parameters:

• name (Symbol) —

  The method name.

Returns:

• (true, false) —

  If the proxy responds to the method.

Since:

• 2.1.8

# File 'lib/mongoid/relations/one.rb', line 31

def respond_to?(name, include_private = false)
  target.respond_to?(name, include_private) || super
end