* use e if it is an option * potential nil so check err first * check err first * m == nil already checked  | 
			||
|---|---|---|
| .. | ||
| footnote.go | ||
| html.go | ||
| linkify.go | ||
				
					
						
							* use e if it is an option * potential nil so check err first * check err first * m == nil already checked  | 
			||
|---|---|---|
| .. | ||
| footnote.go | ||
| html.go | ||
| linkify.go | ||