Function ref_transaction_maybe_set_rejected

refs.c:1268–1304

}

int ref_transaction_maybe_set_rejected(struct ref_transaction *transaction,
				       size_t update_idx,
				       enum ref_transaction_error err,
				       struct strbuf *details)
{
	if (update_idx >= transaction->nr)
		BUG("trying to set rejection on invalid update index");

	if (!(transaction->flags & REF_TRANSACTION_ALLOW_FAILURE))
		return 0;

	if (!transaction->rejections)
		BUG("transaction not initialized with failure support");

	/*
	 * Don't accept generic errors, since these errors are not user
	 * input related.
	 */
	if (err == REF_TRANSACTION_ERROR_GENERIC)
		return 0;

	/*
	 * Rejected refnames shouldn't be considered in the availability
	 * checks, so remove them from the list.
	 */
	string_list_remove(&transaction->refnames,
			   transaction->updates[update_idx]->refname, 0);

	transaction->updates[update_idx]->rejection_err = err;
	transaction->updates[update_idx]->rejection_details = strbuf_detach(details, NULL);
	ALLOC_GROW(transaction->rejections->update_indices,
		   transaction->rejections->nr + 1,
		   transaction->rejections->alloc);
	transaction->rejections->update_indices[transaction->rejections->nr++] = update_idx;

	return 1;
}

struct ref_update *ref_transaction_add_update(
		struct ref_transaction *transaction,