o-`function` 
+-o-x = `` 
+-o-`if` 
| +-o-`>` 
| | +-x 
| | \-1 
| \-o-f 
|   +-o-`$` 
|   | +-y 
|   | \-x 
|   +-"x" 
|   \-o-g 
\-<inline srcref> 
