On 05/17/2017 03:19 PM, Jeff King wrote:
> On Wed, May 17, 2017 at 02:05:34PM +0200, Michael Haggerty wrote:
>
>> Extract function from `files_transaction_commit()`. It will soon have
>> another caller.
>> [...]
>> @@ -2868,10 +2889,8 @@ static int files_transaction_commit(struct ref_store
>> *ref_store,
>> if (transaction->state != REF_TRANSACTION_OPEN)
>> die("BUG: commit called for transaction that is not open");
>>
>> - if (!transaction->nr) {
>> - transaction->state = REF_TRANSACTION_CLOSED;
>> - return 0;
>> - }
>> + if (!transaction->nr)
>> + goto cleanup;
>
> This is slightly more than it says on the tin. I guess the reason is
> that the cleanup function is going to learn about more than just
> iterating over the transaction, and we'll want to trigger it even for
> empty transactions.
Mostly this is just DRY. For example, later the cleanup will be changed
to set the state to `REF_TRANSACTION_PREPARED` rather than
`REF_TRANSACTION_CLOSED`, and that change will be able to be made in one
place rather than two. I'll mention this in the commit message.
Michael
