Add missing code fence to diagnostics.rs

apasel422 · apasel422 · commit f3c63d21c1af · 2016-05-16T16:57:33.000-04:00
Closes rust-lang#33662
diff --git a/src/librustc_borrowck/diagnostics.rs b/src/librustc_borrowck/diagnostics.rs
@@ -391,6 +391,7 @@ fn you_know_nothing(jon_snow: &mut i32) {
                        //        but it is already borrowed
     };
 }
+```
 
 In here, `jon_snow` is already borrowed by the `nights_watch` closure, so it
 cannot be borrowed by the `starks` closure at the same time. To fix this issue,

Original file line number	Diff line number	Diff line change
`@@ -391,6 +391,7 @@ fn you_know_nothing(jon_snow: &mut i32) {`
`391`	`391`	`// but it is already borrowed`
`392`	`392`	`};`
`393`	`393`	`}`
	`394`	+```
`394`	`395`
`395`	`396`	In here, `jon_snow` is already borrowed by the `nights_watch` closure, so it
`396`	`397`	cannot be borrowed by the `starks` closure at the same time. To fix this issue,