equiAlt ::= conjuncts +/ (ws "|" ws) => "alternatives"
sequence ::= Es
- > Es ^"/" E /ws
-Es ::= E+
-//es ::= E+/ws
+ > Es ^"/" e /ws
+Es ::= e+
+es ::= e+/ws
+
conjuncts ::= rewrite
| rewrite ^"&" sequence /ws
| sequence ^"=>" quoted /ws
| sequence "=>" "()" /ws => "wrap"
-range ::= ec => "range0" | ec ^"-" ec => "range0"
-E ::= word => "nonTerminalY"
+range ::= ec => "range0"
+ | ec ^"-" ec => "range0"
+
+e ::= word => "nonTerminalY"
| [(][)] => "epsilon"
- | ^"{" alternatives "}"
+ | ^"{" alternatives "}" /ws
| "[" [\~]? range* "]" => "range"
- | E ^"*/" E
- | E ^"+/" E
- | E ^"?"
- | E ^"~/~"
+ | e ^"+/" e /ws
+ | e ^"%%" e /ws
+ | e ^"$$" e /ws
+ | e ^"?" /ws
+ | e ^"~/~" /ws
- | E ^"-" E
+ | e ^"-" e /ws
- | ^"!" E
- | "^" quoted => "care"
- | ^"`" E
- | E ^"#"
+ | ^"!" e /ws
+ | "^" quoted /ws => "care"
+ | ^"`" e /ws
+ | e ^"#" /ws
| quoted => "literal"
- | (E ^"**" > E ^"*")
- | (E ^"++" > E ^"+")
+ | (e ws ^"**" > e ws ^"*")
+ | (e ws ^"++" > e ws ^"+")
- | "(" word ^")"
- > ^"(" alternatives ")"
+ | "(" word ^")" /ws
+ > ^"(" alternatives ")" /ws
w !::= " "
| "//" [~\n]* "\n"
escaped ::= "\\n" => "\n"
| "\\r" => "\r"
| "\\" [~nr]
+
+