Module: Mongoid::Relations::Cascading::ClassMethods

Defined in:
lib/mongoid/relations/cascading.rb

Overview

:nodoc:

Instance Method Summary collapse

Instance Method Details

#cascade(metadata) ⇒ Class

Attempt to add the cascading information for the document to know how to handle associated documents on a removal.

Examples:

Set up cascading information

Movie.cascade(metadata)

Parameters:

  • metadata (Metadata) —

    The metadata for the relation.

Returns:

  • (Class) —

    The class of the document.

Since:

  • 2.0.0.rc.1



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# File 'lib/mongoid/relations/cascading.rb', line 50

def cascade(metadata)
  tap { self.cascades += [ metadata.name.to_s ] if metadata.dependent? }
end