Focus event fire two times

[rustam87]

Hi, your plugin the best from other autocompletes plugins. Thanks
But yesterday i found this problem
Focus event fire two times
In my case i send ajax on focus and i have 2 requests instead one

<template>
  <div>
    <h1 style="text-align: center;">Simple Example</h1>

    <p>This is the simplest example.</p>

    <b>Selected:</b> {{ selected || "not chosen" }}. <br><br>

    <cool-select @focus="onFocus" v-model="selected" :items="items" placeholder="Select name" />
  </div>
</template>

<script>
import { CoolSelect } from "vue-cool-select";

export default {
  components: {
    CoolSelect
  },
  data() {
    return {
      selected: null,
      items: ["Anton", "Andrey", "Sasha", "Vladimir", "Dima"]
    };
  },

  methods: {
    onFocus(){
      console.log('focus')
    }
  }
};
</script>