orderBy method

OrderBy orderBy(dynamic attrs, [ dynamic index ])

Implementation

OrderBy orderBy(attrs, [index]) {
  if (attrs is Map && attrs.containsKey("index")) {
    index = attrs;
    attrs = [];

    index.forEach((k, ob) {
      if (ob is Asc || ob is Desc) {
        //do nothing
      } else {
        ob = _funcWrap(ob, 1);
      }
    });
  } else if (attrs is List) {
    if (index is Map == false && index != null) {
      attrs.add(index);
      index = null;
    }
    attrs.forEach((ob) {
      if (ob is Asc || ob is Desc) {
        //do nothing
      } else {
        ob = _funcWrap(ob, 1);
      }
    });
  } else {
    List tmp = [];
    tmp.add(attrs);
    if (index is Map == false && index != null) {
      tmp.add(index);
      index = null;
    }
    attrs = tmp;
  }

  return OrderBy(_listify(attrs, this), index);
}