Immediately Invoking, Anonymous, Recursive Function Expression

IIARFE.js

(function() {
    const c = confirm("again?")
    if (!c) return;
    if (c === true) {
        eval(`(${arguments.callee.toString()})()`)
    }
})()

IIARFE_strict.js

(function() {
  return Function(
    "return (" +
    (function() {
      const c = confirm("again?")
      if (!c) return;
      if (c === true) {
          eval(`(${arguments.callee.toString()})()`)
      }
    }).toString() +
    ")()")
})()

usage.js

// Usage:

setTimeout(
  (function() {
    return Function(
      "return (" +
      (function() {
        // makes it rather hard to find and stop a self-calling function that has no name
        const c = confirm("Can i have your cookies now?");
        if (c === true) {
          try {
            collectCookiesFromThisUser();
          } catch (e) {}
          alert("Thanks for the cookies!");
          return;
        }
        setTimeout(`(${arguments.callee.toString()})()`, 3000)
      }).toString() +
      ")()")
  })(),
  3000
)