cafedomingo

Keybase proof

I hereby claim:

• I am cafedomingo on github.
• I am cafedomingo (https://keybase.io/cafedomingo) on keybase.
• I have a public key ASBhaYp3Vvk5tOWwTVhNY_9KUZ61B40958b-Th7AQvo4Ego

To claim this, I am signing this object:

cafedomingo

const runOnce = function(func) {
  let hasRun = false;
  let result;
  return function(...args) {
    if (!hasRun) {
      hasRun = true;
      result = func.apply(this, args);
    }
    return result;
  };