setSortBy method Null safety

void setSortBy(
  1. SortType sortBy,
  2. {Options? options}
)

to set soryBy property

Implementation

void setSortBy(SortType sortBy, {Options? options}) {
  final prev = this.sortBy;
  this.sortBy = sortBy;
  this._applyOptions(options, 'sortBy', prev, sortBy);
}