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[sbp.git]
/
tests
/
meta.g
diff --git
a/tests/meta.g
b/tests/meta.g
index
0e3bce7
..
64f18f9
100644
(file)
--- a/
tests/meta.g
+++ b/
tests/meta.g
@@
-1,19
+1,22
@@
s ::= ws grammar ws => "gram"
ws !::= w**
grammar ::= r +/ ws => "grammar"
s ::= ws grammar ws => "gram"
ws !::= w**
grammar ::= r +/ ws => "grammar"
+
r ::= word ^"::=" alternatives /ws
| word ^"!::=" alternatives /ws
r ::= word ^"::=" alternatives /ws
| word ^"!::=" alternatives /ws
-alternatives ::= equiAlt +/ (ws ">" ws)
-equiAlt ::= conjuncts +/ (ws "|" ws)
+alternatives ::= (conjuncts +/ (ws "|" ws)) +/ (ws ">" ws)
-conjuncts ::= sequence
- | sequence ^"&" e*/ws /ws
- | sequence ^"&~" e*/ws /ws
+conjuncts ::= sequence
+ | sequence ^"&" e*/ws /ws
+ | sequence ^"&~" e*/ws /ws
-sequence ::= e*/ws
- (ws "/" e)?
- (ws "=>" ws (word|quoted))? => "seq"
+ps ::= e*/ws => "ps"
+ | (e+/ws ws)? "^" quoted (ws e+/ws)? => "ps2"
+psx ::= ps
+ > ps ^"/" e /ws
+sequence ::= psx
+ | psx ^"=>" (word|quoted) /ws
ec ::= [~\-\]\\\~]
| escaped
ec ::= [~\-\]\\\~]
| escaped
@@
-21,14
+24,12
@@
ec ::= [~\-\]\\\~]
range ::= ec => "range"
| ec ^"-" ec
range ::= ec => "range"
| ec ^"-" ec
-e ::= word => "nonTerminal"
+e ::= word => "nonTerminal"
| quoted => "literal"
| ^"()"
| quoted => "literal"
| ^"()"
- | ^"{" sequence "}" /ws
- | ^"[" (range*) "]"
- | ^"[~" (range*) "]"
- | ^"^" quoted /ws
- | ^"!" e /ws
+ | ^"{" sequence "}" /ws
+ | ^"[" range* "]"
+ | ^"[~" range* "]"
| (e ws ^"**" > e ws ^"*")
| e ^"*/" e /ws
| (e ws ^"**" > e ws ^"*")
| e ^"*/" e /ws
@@
-38,7
+39,6
@@
e ::= word => "nonTerminal"
| "(" word ^")" /ws
> ^"(" alternatives ")" /ws
| "(" word ^")" /ws
> ^"(" alternatives ")" /ws
-
w !::= " "
| "//" ([~\n]*) "\n"
| "\n"
w !::= " "
| "//" ([~\n]*) "\n"
| "\n"