When can we expect defaultRefinement={string[]} in angular for refinement search

When can we expect defaultRefinement={string} in angular for refinement search. Currently, it’s supporting in React. When my page is loaded I want to set a default option to display Is this possible?
I am following this also but now working.

<ais-instantsearch [config]="...">
  <ais-configure [searchParameters]="{
    query: 'apple',
    disjunctiveFacetsRefinements: {
      categories: ['Cell Phones'],
  <ais-refinement-list [attribute]="categories"></ais-refinement-list>

Please somebody can help with this.