Function item

packages/effect/test/List.test.ts:58–58

(a: string, b: string)

  it("findFirst", () => {
    const item = (a: string, b: string) => ({ a, b })
    const list = List.make(item("a1", "b1"), item("a2", "b2"), item("a3", "b2"))
    assertSome(List.findFirst(list, ({ b }) => b === "b2"), item("a2", "b2"))
    assertNone(List.findFirst(list, ({ b }) => b === "-"))