vue + js child component

SearchForm.vue.js

export class SearchForm extends Vue {
    name: 'SearchForm',
    props: {
      colot: {
        type: Object
      }
    },
    data(){
      return {
        
      }
    }
    
    public search: string = '';
    @Prop() private labels!: object;
    @Watch('search')
    @Emit('search:text')
    private onSeachChanged(val: string, oldVal: string) {
        return val;
    }
}