component.js

import { required, numeric } from 'vuelidate/lib/validators'
import { buildFromValidator } from '@/common/utils/forms'

const form = {
  name: { required },
  weapon: { required },
  price: { numeric },
  image: { required },
  nested: {
    item: { required, numeric }
  }
}

export default {
  data: () => ({
    form: buildFromValidator(form)
  }),
  validations: { form },
  methods: {
    validate () {
      this.$v.form.$touch()
      return this.$v.form.$invalid
    },
    reset () {
      this.form = buildFromValidator(form)
    }
  }
}

forms.js

import map from 'lodash/map'
import omitBy from 'lodash/omitBy'
import zipObject from 'lodash/zipObject'

export const buildFromValidator = form =>
  zipObject(
    Object.keys(form),
    map(
      omitBy(form, item => typeof item === 'function'),
      item =>
        item === null ||
        typeof item === 'function'
        ? null
        : buildFromValidator(item)
      )
    )