checkpoint

[sbp.git] / tests / meta.g

diff --git a/tests/meta.g b/tests/meta.g
index 956711b..02464c3 100644 (file)
--- a/tests/meta.g
+++ b/tests/meta.g
@@ -1,13 +1,15 @@
+// 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
@@ -51,7 +53,8 @@ NonTerminalReference = Word
 Literal              = Quoted
 Word                 = [a-zA-Z0-9_]++
 Quoted               = "\"" ((~[\"\\] | escaped)+) "\""
-                     | ""::   "\"\""
+                     | EmptyString
+                       EmptyString = "\"\""
 
 escaped    = "\n":: "\\n"
            | "\r":: "\\r"