Function useEffect

packages/opencode/src/effect/instance-state.ts:54–57

(
  self: InstanceState<A, E, R>,
  select: (value: A) => Effect.Effect<B, E2, R2>,
)

export const use = <A, E, R, B>(self: InstanceState<A, E, R>, select: (value: A) => B) => Effect.map(get(self), select)

export const useEffect = <A, E, R, B, E2, R2>(
  self: InstanceState<A, E, R>,
  select: (value: A) => Effect.Effect<B, E2, R2>,
) => Effect.flatMap(get(self), select)

export const has = <A, E, R>(self: InstanceState<A, E, R>) =>
  Effect.gen(function* () {