Trailing [[ no longer throws an error in farkup parser

basis/farkup/farkup-tests.factor

@@ -1,7 +1,8 @@
 ! Copyright (C) 2008 Doug Coleman.
 ! See http://factorcode.org/license.txt for BSD license.
 USING: farkup kernel peg peg.ebnf tools.test namespaces xml
-urls.encoding assocs xml.traversal xml.data ;
+urls.encoding assocs xml.traversal xml.data sequences random
+io continuations math ;
 IN: farkup.tests
 
 relative-link-prefix off
@@ -180,3 +181,29 @@ link-no-follow? off
 [ "<p><em>italics<strong>both</strong></em>after<strong></strong></p>" ] [ "_italics*both_after*" convert-farkup ] unit-test
 [ "<table><tr><td>foo|bar</td></tr></table>" ] [ "|foo\\|bar|" convert-farkup ] unit-test
 [ "<p></p>" ] [ "\\" convert-farkup ] unit-test
+
+! [ "<p>[abc]</p>" ] [ "[abc]" convert-farkup ] unit-test
+
+: random-markup ( -- string )
+    10 [
+        2 random 1 = [
+            {
+                "[["
+                "*"
+                "_"
+                "|"
+                "-"
+                "[{"
+                "\n"
+            } random
+        ] [
+            "abc"
+        ] if
+    ] replicate concat ;
+
+[ t ] [
+    100 [
+        drop random-markup
+        [ convert-farkup drop t ] [ drop print f ] recover
+    ] all?
+] unit-test

basis/farkup/farkup.factor

@@ -75,7 +75,7 @@ DEFER: (parse-paragraph)
         "|" split1
         [ "" like dup simple-link-title ] unless*
         [ "image:" ?head ] dip swap [ image boa ] [ parse-paragraph link boa ] if
-    ] dip [ (parse-paragraph) cons ] when* ;
+    ] dip [ (parse-paragraph) cons ] [ 1list ] if* ;
 
 : ?first ( seq -- elt ) 0 swap ?nth ;
 
@@ -187,7 +187,8 @@ DEFER: (parse-paragraph)
 : parse-code ( state -- state' item )
     dup 1 look CHAR: [ =
     [ unclip-slice make-paragraph ] [
-        "{" take-until [ rest ] dip
+        "{" take-until
+        [ rest ] dip
         "}]" take-until
         [ code boa ] dip swap
     ] if ;