Function isRight

isRight<R, L>(either: Either<R, L>): either is Right<R, never>
Standalone type guard for 'right'

Useful for passing as a predicate to collection transformers
Type Parameters
- R
  underlying value type
- L
  underlying error type
Parameters
- either: Either<R, L>
  Either instance
Returns either is Right<R, never>
'true' in case argument is 'right value' (and resolves type to be 'right')
- Defined in either.ts:597