Основная структура

src/main.ts

@@ -0,0 +1,17 @@
+import { AprilFoolsJokeClass } from "./handler";
+import { Joke } from "./joke";
+import { ShakeJoke } from "./jokes/shake";
+
+(window as any).AprilJokes = ((jokes: JokeClassList): AprilFoolsJokeClass => {
+    const cl = new AprilFoolsJokeClass();
+
+    jokes.forEach(joke => {
+        cl.add(new joke());
+    });
+
+    return cl;
+})([
+    ShakeJoke,
+]);
+
+interface JokeClassList extends Array<new () => Joke> {}