nidOfOrSentinel method
Nid for key, or NodeIdRegistry.noNid when unregistered. Hot path.
Implementation
int nidOfOrSentinel(TKey key) => nids.nidOf(key);
Nid for key, or NodeIdRegistry.noNid when unregistered. Hot path.
int nidOfOrSentinel(TKey key) => nids.nidOf(key);