Function fxCheckUnhandledRejections

xs/sources/xsPromise.c:233–276

}

void fxCheckUnhandledRejections(txMachine* the, txBoolean atExit)
{
	txSlot* list = &mxUnhandledPromises;
	txSlot** address = &list->value.reference->next;
	txSlot* slot;
	if (atExit) {
		txIndex count = 0;
		while ((slot = *address)) {
		#if mxReportUnhandledRejections
			if (slot->value.weakRef.target == C_NULL) {
				fprintf(stderr, "# garbage collected promise\n");
			}
			else {
				txSlot* property = mxPromiseEnvironment(slot->value.weakRef.target);
				if (property && property->ID) {
					fprintf(stderr, "%s:%d\n", fxGetKeyName(the, property->ID), property->value.environment.line);
				}
			}
		#endif
			slot = slot->next;
			*address = slot->next;
			mxException.value = slot->value;
			mxException.kind = slot->kind;
			count++;
		}
		if (count > 0)
			fxAbort(the, XS_UNHANDLED_REJECTION_EXIT);
	}
	else {
		while ((slot = *address)) {
			if (slot->value.weakRef.target == C_NULL) {
				slot = slot->next;
				*address = slot->next;
				mxException.value = slot->value;
				mxException.kind = slot->kind;
				fxAbort(the, XS_UNHANDLED_REJECTION_EXIT);
			}
			else {
				slot = slot->next;
				address = &slot->next;
			}
		}
	}
}

void fxCombinePromises(txMachine* the, txInteger which)
{