VueJS 2 Characters left count && limit

vue-characters-left.vue

<template>
  <div>
    <textarea v-model="companyDescription"></textarea>
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    <p>{{ charactersLeft }}</p>
  </div>
</template>

<script>
export default {
  data () {
    return {
      companyDescription: '',
      maxDescriptionCharacters: 100
    }
  },
  computed: {
    charactersLeft: function () {
      let char = this.leWord.length
      const limit = this.limit
      if (char <= limit) {
        return (limit - char) + ' / ' + limit + ' caracteres.'
      } else {
        this.leWord = this.leWord.substring(0, limit) + '...'
        return limit + ' / ' + limit + ' caracteres.'
      }
    }
  }
}
</script>