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[sbp.git]
/
tests
/
meta.g
diff --git
a/tests/meta.g
b/tests/meta.g
index
e4a2518
..
bb7cd11
100644
(file)
--- a/
tests/meta.g
+++ b/
tests/meta.g
@@
-5,22
+5,15
@@
r ::= word ^"::=" alternatives /ws
| word ^"!::=" alternatives /ws
alternatives ::= equiAlt +/ (ws ">" ws)
| word ^"!::=" alternatives /ws
alternatives ::= equiAlt +/ (ws ">" ws)
-equiAlt ::= conjuncts +/ (ws "|" ws) => "alternatives"
+equiAlt ::= conjuncts +/ (ws "|" ws)
-sequence ::= es
- > es ws ^"/" e
-es ::= e */ (w**)
+conjuncts ::= sequence
+ | sequence ^"&" e*/ws /ws
+ | sequence ^"&~" e*/ws /ws
-ss ::= es | es ^"/" e /ws
-
-conjuncts ::= rewrite
- | rewrite ^"&" e*/ws /ws
- | rewrite ^"&~" e*/ws /ws
-
-rewrite ::= sequence /ws => "rewrite"
- | sequence ^"=>" word /ws
- | sequence ^"=>" quoted /ws
- | sequence "=>" "()" /ws => "wrap"
+sequence ::= e*/ws
+ (ws "/" e)?
+ (ws "=>" ws (word|quoted))? => "seq"
ec ::= [~\-\]\\\~]
| escaped
ec ::= [~\-\]\\\~]
| escaped
@@
-28,18
+21,14
@@
ec ::= [~\-\]\\\~]
range ::= ec => "range"
| ec ^"-" ec
range ::= ec => "range"
| ec ^"-" ec
-e ::= word => "nonTerminalY"
+e ::= word => "nonTerminal"
| [(][)] => "epsilon"
| ^"{" alternatives "}" /ws
| ^"[" (range*) "]"
| ^"[~" (range*) "]"
| ^"^" quoted /ws
| [(][)] => "epsilon"
| ^"{" alternatives "}" /ws
| ^"[" (range*) "]"
| ^"[~" (range*) "]"
| ^"^" quoted /ws
- | e ^"~/~" /ws
| ^"!" e /ws
| ^"!" e /ws
- | ^"`" e /ws
- | e ^"#" /ws
-
| (e ws ^"**" > e ws ^"*")
| e ^"*/" e /ws
| (e ws ^"++" > e ws ^"+")
| (e ws ^"**" > e ws ^"*")
| e ^"*/" e /ws
| (e ws ^"++" > e ws ^"+")
@@
-55,9
+44,9
@@
w !::= " "
| "//" ([~\n]*) "\n"
| "\n"
| "\r"
| "//" ([~\n]*) "\n"
| "\n"
| "\r"
-an ::= [a-zA-Z0-9_]
-word ::= an++
-quoted ::= "\"" (([~\"\\] | escaped)*) "\"" => "sify"
+word ::= [a-zA-Z0-9_]++
+quoted ::= "\"" (([~\"\\] | escaped)+) "\""
+ | "\"\"" => ""
escaped ::= "\\n" => "\n"
| "\\r" => "\r"
| "\\" [~nr]
escaped ::= "\\n" => "\n"
| "\\r" => "\r"
| "\\" [~nr]