Spec map for a node that declares no inputs.
never rather than PortSpec<never>: PortSpec is invariant in its value type, so PortSpec<never> does not satisfy the PortSpec<any> element constraint, while bare never is assignable to anything.
never
PortSpec<never>
PortSpec
PortSpec<any>
Spec map for a node that declares no inputs.
neverrather thanPortSpec<never>:PortSpecis invariant in its value type, soPortSpec<never>does not satisfy thePortSpec<any>element constraint, while bareneveris assignable to anything.