newer grammar

template.lime

@@ -0,0 +1,50 @@
+// Подразумевается, что лексический анализатор зависим от работы синтаксического,
+// знает о его состоянии и соответственно выдаёт либо лексемы "внутри" блоков кода,
+// либо литералы "вне" оных
+
+%token literal
+%token name
+
+%left ".."
+%left "||" "OR" "XOR"
+%left "&&" "AND"
+%left "&"
+%nonassoc "==" "!=" "<" ">" "<=" ">="
+%left "+" "-"
+%left "*" "/" "%"
+
+%%
+chunks: | chunks chunk
+chunk: error | literal | "<!--" code "-->" | "{" exp "}"
+code: "IF" exp | "ELSE" | elseif exp | "END" | "END" varref |
+    "SET" varref | "SET" varref '=' exp |
+    fn name '(' arglist ')' | fn name '(' arglist ')' '=' exp |
+    for varref '=' exp | for varref | exp
+fn: "FUNCTION" | "BLOCK" | "MACRO"
+for: "FOR" | "FOREACH"
+elseif: "ELSE" "IF" | "ELSIF" | "ELSEIF"
+
+exp: exp ".." exp |
+    exp "||" exp | exp "OR" exp | exp "XOR" exp |
+    exp "&&" exp | exp "AND" exp |
+    exp "&" exp |
+    exp "==" exp | exp "!=" exp |
+    exp "<" exp | exp ">" exp | exp "<=" exp | exp ">=" exp |
+    exp "+" exp | exp "-" exp |
+    exp "*" exp | exp "/" exp | exp "%" exp |
+    p10
+p10: p11 | '-' p11
+p11: nonbrace | '(' exp ')' varpath | '!' p11 | "NOT" p11
+nonbrace: '{' hash '}' | literal | varref | func '(' list_or_gthash ')' | func nonbrace
+list_or_gthash: list | gthash
+func: name | varref varpart
+list: exp | exp ',' list
+arglist: name | name ',' arglist |
+hash: pair | pair ',' hash |
+gthash: gtpair | gtpair ',' gthash |
+pair: exp ',' exp | gtpair
+gtpair: exp "=>" exp
+varref: name | varref varpart
+varpart: '.' name | '[' exp ']'
+varpath: | varpath varpart
+%%