Function nextInClosedRangeU64

nextInClosedRangeU64(
    rng: RandomNumberGenerator,
    start: bigint,
    end: bigint,
): bigint
Random u64 in [start, end].
Parameters
- rng: RandomNumberGenerator
- start: bigint
- end: bigint
Returns bigint

Throws
unless both are bigints in [0, 2^64 - 1] and start <= end.
- Defined in samplers.ts:331