Vue.js 3.x LabeledTwoInputsForm コンポーネント

import { computed } from 'https://cdnjs.cloudflare.com/ajax/libs/vue/3.0.2/vue.esm-browser.js';
import LabeledForm from '/_export/code/vuejs/vue3/labeled_form?codeblock=0';
import TwoInputsForm   from '/_export/code/vuejs/vue3/two_inputs_form?codeblock=0';
 
const LabeledTwoInputsForm = {
  template: `
    <labeled-form
      :errors="errorsCombined"
      :label-text="labelText"
      :form-wrapper-classes="formWrapperClasses"
      :form-wrapper-styles="formWrapperStyles"
      :label-wrapper-classes="labelWrapperClasses"
      :label-wrapper-styles="labelWrapperStyles"
      :form-error-class="formErrorClass"
      :label-error-class="labelErrorClass"
    >
      <template #label v-if="!labelText">
        <slot name="label">
        </slot>
      </template>
      <two-inputs-form
        v-bind="$attrs"
        v-model:first-value="firstValue"
        v-model:second-value="secondValue"
        @update:first-value="$emit('update:firstValue',  $event.target.value)"
        @update:second-value="$emit('update:secondValue', $event.target.value)"
        :first-errors="firstErrors"
        :second-errors="secondErrors"
        :control-wrapper-classes="controlWrapperClasses"
        :control-wrapper-styles="controlWrapperStyles"
        :control-classes="controlClasses"
        :control-styles="controlStyles"
        :control-error-class="controlErrorClass"
        :message-wrapper-classes="messageWrapperClasses"
        :message-wrapper-styles="messageWrapperStyles"
        :message-error-class="messageErrorClass"
      >
      </two-inputs-form>
    </labeled-form>
  `,
  components: {
    labeledForm: LabeledForm,
    twoInputsForm: TwoInputsForm
  },
  props: {
    firstValue:            { type: String },
    secondValue:           { type: String },
    firstErrors:           { type: Array,  default: [] },
    secondErrors:          { type: Array,  default: [] },
    labelText:             { type: String },
    formWrapperClasses:    { type: Array,  default: [] },
    formWrapperStyles:     { type: Object, default: {} },
    labelWrapperClasses:   { type: Array,  default: [] },
    labelWrapperStyles:    { type: Object, default: {} },
    controlWrapperClasses: { type: Array,  default: [] },
    controlWrapperStyles:  { type: Object, default: {} },
    controlClasses:        { type: Array,  default: [] },
    controlStyles:         { type: Object, default: {} },
    messageWrapperClasses: { type: Array,  default: [] },
    messageWrapperStyles:  { type: Object, default: {} },
    formErrorClass:        { type: String, default: 'has-error' },
    labelErrorClass:       { type: String, default: 'text-danger' },
    controlErrorClass:     { type: String, default: 'is-invalid' },
    messageErrorClass:     { type: String, default: 'text-danger' },
  },
  setup(props, context) {
    const errorsCombined = computed(() => {
      return props.firstErrors.concat(props.secondErrors)
    })
    return { errorsCombined }
  }
};
export default LabeledTwoInputsForm;