Minor optimisation.

AppKit/CPTableView.j

@@ -4653,19 +4653,19 @@ Your delegate can implement this method to avoid subclassing the tableview to ad
         while (![_delegate tableView:self shouldSelectRow:i] && (i < [self numberOfRows] || i > 0))
             shouldGoUpward ? i-- : i++; //check to see if the row can be selected if it can't be then see if the next row can be selected
 
-        //if the index still can be selected after the loop then just return
-         if (![_delegate tableView:self shouldSelectRow:i])
-             return;
+        // If the index still can be selected after the loop then just return.
+        if (![_delegate tableView:self shouldSelectRow:i])
+            return;
     }
 
-    // if we go upward and see that this row is already selected we should deselect the row below
-    if ([selectedIndexes containsIndex:i] && extend)
+    // If we go upward and see that this row is already selected we should deselect the row below.
+    if (extend && [selectedIndexes containsIndex:i])
     {
-        // the row we're on is the last to be selected
+        // The row we're on is the last to be selected.
         var differedLastSelectedRow = i;
 
         // no remove the one before/after it
-        shouldGoUpward ? i++  : i--;
+        shouldGoUpward ? i++ : i--;
 
         [selectedIndexes removeIndex:i];
 
@@ -4677,7 +4677,7 @@ Your delegate can implement this method to avoid subclassing the tableview to ad
         if ([selectedIndexes containsIndex:i])
         {
             i = shouldGoUpward ? [selectedIndexes firstIndex] -1 : [selectedIndexes lastIndex] + 1;
-            i = MIN(MAX(i,0), [self numberOfRows] - 1);
+            i = MIN(MAX(i, 0), [self numberOfRows] - 1);
         }
 
         [selectedIndexes addIndex:i];