feat(gist): handle missing param error (#3101)

src/fetchers/gist-fetcher.js

@@ -1,6 +1,6 @@
 // @ts-check
 
-import { request } from "../common/utils.js";
+import { request, MissingParamError } from "../common/utils.js";
 import { retryer } from "../common/retryer.js";
 
 /**
@@ -57,6 +57,7 @@ const fetcher = async (variables, token) => {
  * @returns {Promise<GistData>} Gist data.
  */
 const fetchGist = async (id) => {
+  if (!id) throw new MissingParamError(["id"], "/api/gist?id=GIST_ID");
   const res = await retryer(fetcher, { gistName: id });
   if (res.data.errors) throw new Error(res.data.errors[0].message);
   const data = res.data.data.viewer.gist;

tests/fetchGist.test.js

@@ -69,4 +69,10 @@ describe("Test fetchGist", () => {
       "Some test GraphQL error",
     );
   });
+
+  it("should throw error if id is not provided", async () => {
+    await expect(fetchGist()).rejects.toThrow(
+      'Missing params "id" make sure you pass the parameters in URL',
+    );
+  });
 });

tests/gist.test.js

@@ -70,6 +70,7 @@ describe("Test /api/gist", () => {
   it("should get the query options", async () => {
     const req = {
       query: {
+        id: "bbfce31e0217a3689c8d961a356cb10d",
         title_color: "fff",
         icon_color: "fff",
         text_color: "fff",