How to use the ember-tooltips/components/ember-tooltip-base.extend function in ember-tooltips

import config from '../config/environment';
import EmberTooltipBase from 'ember-tooltips/components/ember-tooltip-base';

let _didUpdateTimeoutLength = config.environment === 'test' ? 0 : 1000;

export default EmberTooltipBase.extend({ _didUpdateTimeoutLength });

import EmberTooltipBase from 'ember-tooltips/components/ember-tooltip-base';

export default EmberTooltipBase.extend({
  _tooltipVariantClass: 'ember-tooltip',
});

import { cancel, later } from '@ember/runloop';
import EmberTooltipBase from 'ember-tooltips/components/ember-tooltip-base';

export default EmberTooltipBase.extend({
  popoverHideDelay: 250,
  _tooltipVariantClass: 'ember-popover',

  _isMouseInside: false,

  actions: {
    hide() {
      this.set('_isMouseInside', false);
      this.hide();
    },
  },

  addTargetEventListeners() {
    this.addTooltipTargetEventListeners();
    this.addPopoverTargetEventListeners();
  },