Function deferredPoll

packages/effect/src/internal/core.ts:2963–2976

(
  self: Deferred.Deferred<A, E>
)

/* @internal */
export const deferredPoll = <A, E>(
  self: Deferred.Deferred<A, E>
): Effect.Effect<Option.Option<Effect.Effect<A, E>>> =>
  sync(() => {
    const state = MutableRef.get(self.state)
    switch (state._tag) {
      case DeferredOpCodes.OP_STATE_DONE: {
        return Option.some(state.effect)
      }
      case DeferredOpCodes.OP_STATE_PENDING: {
        return Option.none()
      }
    }
  })

/* @internal */
export const deferredSucceed = dual<