devcxl/mattpocock-skills-zh/migrate-to-shoehorn

npm i @total-typescript/shoehorn

type Request = {
  body: { id: string };
  headers: Record<string, string>;
  cookies: Record<string, string>;
  // ...还有 20 个属性
};
it("gets user by id", () => {
  // 只关心 body.id，但必须伪造整个 Request
  getUser({
    body: { id: "123" },
    headers: {},
    cookies: {},
    // ...伪造所有 20 个属性
  });
});

import { fromPartial } from "@total-typescript/shoehorn";
it("gets user by id", () => {
  getUser(
    fromPartial({
      body: { id: "123" },
    }),
  );
});

getUser({ body: { id: "123" } } as Request);

import { fromPartial } from "@total-typescript/shoehorn";
getUser(fromPartial({ body: { id: "123" } }));

getUser({ body: { id: 123 } } as unknown as Request); // 故意传错类型

import { fromAny } from "@total-typescript/shoehorn";
getUser(fromAny({ body: { id: 123 } }));