bbo/set_timesout.js

bbo is a utility library of zero dependencies for javascript.

'use strict';

var args = require('./args.js');
var clear_timesout = require('./clear_timesout.js');

/**
 * setInterval func fix times
 * https://stackoverflow.com/questions/2956966/javascript-telling-setinterval-to-only-fire-x-amount-of-times
 */

function setTimesout() {
  var func = arguments[0];
  var delay = arguments[1] === undefined ? 0 : parseFloat(arguments[1]);
  var times = arguments[2] === undefined ? 1 : parseInt(arguments[2], 10);

  var _args = arguments.length > 3 ? args(arguments, 3) : null;

  var target = {
    index: 0,
    times: times,
    over: false
  };
  var id = setInterval(function () {
    target.index++;

    if (target.index > times) {
      clear_timesout(id);
    } else {
      if (target.index === times) target.over = true;
      func.apply(target, _args);
    }
  }, delay);
  return id;
}

module.exports = setTimesout;