vue-hooks-plus/lib/useInterval/index.js

Vue hooks library

"use strict";
const vue = require("vue");
function useInterval(fn, delay, options) {
  const immediate = options == null ? void 0 : options.immediate;
  const fnRef = vue.ref(fn);
  const timerRef = vue.ref(null);
  const setupInterval = () => {
    if (vue.isRef(delay)) {
      if (typeof delay.value !== "number" || delay.value < 0)
        return;
    } else {
      if (typeof delay !== "number" || delay < 0)
        return;
    }
    if (immediate) {
      fnRef.value();
    }
    const _deply = vue.unref(delay);
    timerRef.value = setInterval(() => {
      fnRef.value();
    }, _deply);
  };
  const clear = () => {
    if (timerRef.value) {
      clearInterval(timerRef.value);
    }
  };
  const restart = () => {
    clear();
    setupInterval();
  };
  vue.watchEffect((onInvalidate) => {
    setupInterval();
    onInvalidate(clear);
  });
  return {
    clear,
    restart
  };
}
module.exports = useInterval;