Function fromFunction

packages/effect/src/internal/layer.ts:662–666

(
  tagA: Context.Tag<I1, S1>,
  tagB: Context.Tag<I2, S2>,
  f: (a: Types.NoInfer<S1>) => Types.NoInfer<S2>
)

/** @internal */
export const fromFunction = <I1, S1, I2, S2>(
  tagA: Context.Tag<I1, S1>,
  tagB: Context.Tag<I2, S2>,
  f: (a: Types.NoInfer<S1>) => Types.NoInfer<S2>
): Layer.Layer<I2, never, I1> => fromEffectContext(core.map(tagA, (a) => Context.make(tagB, f(a))))

/** @internal */
export const launch = <RIn, E, ROut>(self: Layer.Layer<ROut, E, RIn>): Effect.Effect<never, E, RIn> =>