docs: function dropWhileTransducer(fn, xform) {
    let dropping = true;
  
    return {
      [p.init]() {
        return xform[p.init]();
      },
  
      [p.step](acc, input) {
        if (dropping) {
          if (fn(input)) {
            return acc;
          }
          dropping = false;
        }
        return xform[p.step](acc, input);
      },
  
      [p.result](value) {
        return xform[p.result](value);
      }
    };
  }