checkpoint

[sbp.git] / tests / meta.g

diff --git a/tests/meta.g b/tests/meta.g
index 807f15f..43f539a 100644 (file)
--- a/tests/meta.g
+++ b/tests/meta.g
@@ -1,28 +1,28 @@
-s           ::=  !ws Grammar ws              => "gram"
-Grammar     ::=  NonTerminal +/ ws           => "grammar"
-NonTerminal ::=  word  ^"::=" RHS /ws
+s             =  !ws Grammar ws              => "gram"
+Grammar       =  NonTerminal +/ ws           => "grammar"
+NonTerminal   =  word  !wp ^"=" !wp RHS
+        
+RHS           =  (Conjuncts +/ (!ws "|" !ws)) +/ (!ws ">" !ws)
 
-RHS         ::=  (Conjuncts +/ (!ws "|" !ws)) +/ (!ws ">" !ws)
-
-Conjuncts   ::=  Sequence
+Conjuncts     =  Sequence
               |  Sequence ^"&"  Elements  /ws
               |  Sequence ^"&~" Elements  /ws
-Elements    ::=  e*/ws
+Elements      =  e*/ws
 
-PreSequence ::= Elements => "ps"
+PreSequence   = Elements => "ps"
               | PreSequence !wp ^"/"  !ws e
               | PreSequence     ^"->"     e /ws
-              | (Quoted|word)   ^"::" PreSequence /ws
+//              | (Quoted|word)   ^"::" PreSequence /ws
               | PreSequence     ^"=>" ("[]"|"()"|word|Quoted) /ws
-Sequence    ::= PreSequence    => "psx"
+Sequence      = PreSequence    => "psx"
 
-ec          ::= ~[\-\]\\]
+ec            = ~[\-\]\\]
               | escaped
 
-Range       ::= ec          => "range"
+Range         = ec          => "range"
               | ec ^"-" ec
 
-e           ::=
+e             =
                 (Quoted|word) ^":" e
               >  word                          => "nonTerminal"
               |  Quoted                        => "literal"
@@ -45,15 +45,15 @@ e           ::=
               >    ^"(" RHS  ")"           /ws
               |    ^"~" e
 
-word     ::= [a-zA-Z0-9_]++
-Quoted   ::= "\"" ((~[\"\\] | escaped)+) "\""
+word       = [a-zA-Z0-9_]++
+Quoted     = "\"" ((~[\"\\] | escaped)+) "\""
            | "\"\"" => ""
-escaped  ::= "\\n" => "\n"
+escaped    = "\\n" => "\n"
            | "\\r" => "\r"
            | "\\" ~[nr]
 
 
-w           ::= " " | "\n" | "\r"
-ws          ::=  w** => ()
+w             = " " | "\n" | "\r"
+ws            =  w** => ()
               |  w** "//" ~[\n]* "\n" ws => ()
-wp          ::=  w++
+wp            =  w++