Reference: fix interface example typo

2012-09-25 01:48:05 -04:00 · 2012-09-25 01:48:05 -04:00 · 646552b2c4
commit 646552b2c4
parent ec6408b343
1 changed files with 1 additions and 1 deletions
--- a/collects/scribblings/reference/class.scrbl
+++ b/collects/scribblings/reference/class.scrbl
@ -202,7 +202,7 @@ superinterfaces specify inconsistent derivation requirements, the
  (interface () open close read-byte write-byte))
 (define directory-interface<%>
  (interface (file-interface<%>)
-    [file-list (-> (listof (is-a?/c file-interface<%>)))]
+    [file-list (->m (listof (is-a?/c file-interface<%>)))]
    parent-directory))
 ]}