Check if T can be indexed by an instance of I.
Check if T is castable to U.
Check if R is indexable by I.
Check if R is indexable by a automatically R-local defined integer type named I.
Convert enum value v to string.
Instantiator for IndexedBy.
Instantiator for IndexedBy.
Instantiator for Nullable.
Instantiator for Nullable.
Instantiator for NullableRef.
Instantiator for TypesafelyIndexed.
Statically-Sized Array of ElementType E indexed by I. TODO: assert that I is continuous if it is a enum.
Wrapper for R with Type-Safe I-Indexing.