Function expectLeft

packages/effect/test/Stream/do-notation.test.ts:13–15

(s: Stream.Stream<R, L>, expected: L)

}

const expectLeft = <R, L>(s: Stream.Stream<R, L>, expected: L) => {
  Util.deepStrictEqual(Chunk.toArray(Effect.runSync(Stream.runCollect(Stream.either(s)))), [Either.left(expected)])
}

describe("do notation", () => {
  it("Do", () => {