module ActiveRecord::Transactions

def committed!(should_run_callbacks: true) # :nodoc:

:nodoc:
but call it after the commit of a destroyed object.
Ensure that it is not called if the object was never persisted (failed create),

Call the #after_commit callbacks. 
def committed!(should_run_callbacks: true) # :nodoc:
  @_start_transaction_state = nil
  if should_run_callbacks
    @_committed_already_called = true
    _run_commit_callbacks
  end
ensure
  @_committed_already_called = @_trigger_update_callback = @_trigger_destroy_callback = false
end