Method: DataMapper::Transaction#commit

Defined in:
lib/gems/dm-core-0.9.9/lib/dm-core/transaction.rb

#commit ⇒ Object

Note:

If no block is given, it will simply commit any changes made since the Transaction did #begin.

Commit the transaction

Parameters:

  • block (Block) —

    a block (taking the one argument, the Transaction) to execute within this transaction. The transaction will begin and commit around the block, and roll back if an exception is raised.



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# File 'lib/gems/dm-core-0.9.9/lib/dm-core/transaction.rb', line 86

def commit
  if block_given?
    raise "Illegal state for commit with block: #{@state}" unless @state == :none
    begin
      self.begin
      rval = within { |*block_args| yield(*block_args) }
      self.commit if @state == :begin
      return rval
    rescue Exception => e
      self.rollback if @state == :begin
      raise e
    end
  else
    raise "Illegal state for commit without block: #{@state}" unless @state == :begin
    each_adapter(:prepare_adapter, [:rollback_and_close_adapter_if_begin, :rollback_prepared_and_close_adapter_if_prepare])
    each_adapter(:commit_adapter, [:log_fatal_transaction_breakage])
    each_adapter(:close_adapter, [:log_fatal_transaction_breakage])
    @state = :commit
  end
end