Now this is getting dirty - this should do (split for readability):
eq: function( i ) {
var el = this[ i<0 ? i+this.length : i];
return this.pushStack( el || [], 'eq', i )
}
No loss of performance with this one.
- ricardo
On Mar 2, 6:10 pm, Robert Katić <[email protected]> wrote:
> I figured out (unfortunately not before) that the main reason why the
> current implementation uses slicing is to ensure correct behavior in
> case of "index out of range" and in case of !this[i].
> Here proposed solutions will not return an empty jquery in that cases,
> but an jquery with the document element.
>
> Maybe this would be more appropriate:
>
> eq: function( i ) {
> return this.pushStack( i == -1 ? arraySlice.call(this, i) :
> arraySlice.call(this, i, +i + 1), 'eq', i )
>
> }
>
> Unfortunately this looks dirty with no significant performance
> improvements in respect of the first solution I purposed
> onhttp://dev.jquery.com/ticket/4188.
>
> Any better idea?
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