debounce.ts

import { Effect, Duration } from "effect";

import { type DurationInput } from "effect/Duration";

const debounce = <A extends any[], O>(fn: (...args: A) => O, time: number) => {
  let timeout: NodeJS.Timeout;
  return (...args: A) => {
    clearTimeout(timeout);
    timeout = setTimeout(() => fn(...args), time);
  };
};

const debounce2 = <A extends any[], O>(
  fn: (...args: A) => O,
  duration: DurationInput
) => {
  let timeout: NodeJS.Timeout;

  return (...args: A) => {
    clearTimeout(timeout);
    timeout = setTimeout(() => fn(...args), Duration.toMillis(duration));
  };
};

const testFn = (a: number, b: number) => {
  console.log("testFn", a, b);
};

debounce(testFn, 1000)(1, 2);
debounce2(testFn, "1 second")(1, 2);

// function myFunction() {
//   return "Hello";
// }

// console.log(myFunction);

sayHello(); // Works!

function sayHello() {
  console.log("Hello");
}

console.log(typeof foo);
console.log(typeof bar);

var foo = "hello";

function bar() {
  return "world";
}