message: lint: no local variables named "filter"
diff: @@ -304,11 +304,11 @@ export const value = Path.proxied(['value']);
  type NonEmptyArray<T> = [T, ...T[]];
  -function checkFilter(filter: any): Filter {
  - if (!filter[filterSymbol]) {
  +function checkFilter(f: any): Filter {
  + if (!f[filterSymbol]) {
  throw new TypeError('Given filter is invalid');
  }
  - return filter;
  + return f;
  }
  function checkFilters(...filters: any[]): Filter[] {
  