A fully working Vue.js terminal emulator

$ npm i vue-command --save

<template>
  <vue-command
    :yargs-options="{ alias: { color: ['colour'] } }"
    :commands="commands"
  />
</template>

<script>
import VueCommand from 'vue-command'
import 'vue-command/dist/vue-command.css'

export default {
  components: {
    VueCommand
  },

  data: () => ({
    commands: {
      // yargs arguments
      pokedex: ({ color, _ }) => {
        if (color && _[1] === 'pikachu') return 'yellow'

        return `Usage: pokedex pokemon [option]<br><br>

        Example: pokedex pikachu --color
        `
      }
    }
  })
}
</script>

<style lang="scss">
  .vue-command {
    .term {
      -webkit-border-radius: 8px;
      -moz-border-radius: 8px;
      border-radius: 8px;
    }

    .term-std {
      min-height: 300px;
      max-height: 300px;
      overflow-y: scroll;
    }
  }
</style>