Method: Dynamoid::Persistence#delete

Defined in:
lib/dynamoid/persistence.rb

#delete ⇒ Object

Delete this object from the datastore.

Since:

  • 0.2.0



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# File 'lib/dynamoid/persistence.rb', line 266

def delete
  options = range_key ? { range_key: Dumping.dump_field(read_attribute(range_key), self.class.attributes[range_key]) } : {}

  # Add an optimistic locking check if the lock_version column exists
  if self.class.attributes[:lock_version]
    conditions = { if: {} }
    conditions[:if][:lock_version] =
      if changes[:lock_version].nil?
        lock_version
      else
        changes[:lock_version][0]
      end
    options[:conditions] = conditions
  end
  Dynamoid.adapter.delete(self.class.table_name, hash_key, options)
rescue Dynamoid::Errors::ConditionalCheckFailedException
  raise Dynamoid::Errors::StaleObjectError.new(self, 'delete')
end