[self indexPathByAddingIndex:(NSUInteger)index]
# Wraps: `[self indexPathByAddingIndex:(NSUInteger)index]`
fun index_path_by_adding_index(index: Int): NSIndexPath in "ObjC" `{
return [self indexPathByAddingIndex: index];
`}
lib/cocoa/foundation.nit:137,2--140,3