X-Git-Url: http://git.megacz.com/?p=sbp.git;a=blobdiff_plain;f=tests%2Fmeta.g;h=02464c31e2e0261a606b409b6fd0b2e158cf88b8;hp=f414867da2c83faf7a344d9353d24dc89932b750;hb=df76fcb56242a90011500ab89092d2108350a8ab;hpb=8129e3bcdf7df528a636daf66e0b35b1dceb153f

diff --git a/tests/meta.g b/tests/meta.g
index f414867..02464c3 100644
--- a/tests/meta.g
+++ b/tests/meta.g
@@ -1,26 +1,27 @@
+// use 'a'-'z' or 'a-z' instead of [a-z]?
+// EOF token?
+// #include (with renaming?)
+
 s             =  ws! Grammar ws!
 
 Grammar       =  NonTerminal +/ ws
 
-NonTerminal   =  Word "=" RHS /ws
-
-// use 'a'-'z' or 'a-z' instead of [a-z]?
-// EOF token?
-// #include (with renaming?)
-        
+NonTerminal   =  Word           "="     RHS /ws
+              |  Word  "*" ws! ^"=" ws! RHS
+              |  Word  "*/" Word ws! ^"=" ws! RHS
+       
 RHS           =  (Sequence +/ (ws! "|" ws!)) +/ (ws! ">" ws!)
 
 Elements      =  e*/ws
 
-PreSequence   =  PS
+PreSequence   =  Elements
               |  (Quoted|Word)   ^"::" PreSequence /ws
               >  PreSequence     ^"/"      e       /ws
               |  PreSequence     ^"->"     e       /ws
-PS            = Elements
 
 Sequence      = psx:: PreSequence
-              |       Sequence ^"&"  PS /ws
-              |       Sequence ^"&~" PS /ws
+              |       Sequence ^"&"  Elements /ws
+              |       Sequence ^"&~" Elements /ws
 
 ec            = ~[\-\]\\]
               | escaped
@@ -52,7 +53,8 @@ NonTerminalReference = Word
 Literal              = Quoted
 Word                 = [a-zA-Z0-9_]++
 Quoted               = "\"" ((~[\"\\] | escaped)+) "\""
-                     | ""::   "\"\""
+                     | EmptyString
+                       EmptyString = "\"\""
 
 escaped    = "\n":: "\\n"
            | "\r":: "\\r"