Function unsafeForkUnstarted

packages/effect/src/internal/fiberRuntime.ts:2459–2467

(
  effect: Effect.Effect<A, E, R>,
  parentFiber: FiberRuntime<B, E2>,
  parentRuntimeFlags: RuntimeFlags.RuntimeFlags,
  overrideScope: fiberScope.FiberScope | null = null
)

/** @internal */
export const unsafeForkUnstarted = <A, E, R, E2, B>(
  effect: Effect.Effect<A, E, R>,
  parentFiber: FiberRuntime<B, E2>,
  parentRuntimeFlags: RuntimeFlags.RuntimeFlags,
  overrideScope: fiberScope.FiberScope | null = null
): FiberRuntime<A, E> => {
  const childFiber = unsafeMakeChildFiber(effect, parentFiber, parentRuntimeFlags, overrideScope)
  return childFiber
}

/** @internal */
export const unsafeMakeChildFiber = <A, E, R, E2, B>(