check method
void
check()
Rejects an invalid deadline or cancellation already requested.
Implementation
void check() {
if (timeout != null && timeout! <= Duration.zero) {
throw ArgumentError.value(timeout, 'acquireTimeout');
}
if (cancellation?.isCancelled ?? false) {
throw const OrmException(
'OPERATION.CANCELLED',
'Connection acquisition cancelled.',
);
}
}