Treat code block as signature

coke · coke · commit 0b8c7ba2f3a1 · 2018-09-05T09:38:04.000-04:00
diff --git a/doc/Type/Proc.pod6 b/doc/Type/Proc.pod6
@@ -148,6 +148,7 @@ merged in C<$proc.out>.
 
 Defined as:
 
+=for code :method
     sub run(
         *@args ($, *@),
         :$in = '-',
