Implement repeat loops

lexer.go

@@ -10,8 +10,8 @@ var scptLexer = lexer.Must(stateful.NewSimple([]stateful.Rule{
 	{"Ident", `[a-zA-Z]\w*`, nil},
 	{"String", `"[^"]*"`, nil},
 	{"Number", `(?:\d*\.)?\d+`, nil},
-	{"Punct", `[-[!@#$&()_{}\|:;"',.?/]|]`, nil},
+	{"Punct", `[-[!@$&()_{}\|:;"',.?/]|]`, nil},
 	{"Whitespace", `[ \t\r\n]+`, nil},
 	{"Comment", `#[^\n]+`, nil},
 	{"Operator", `(>=|<=|>|<|==|!=)|[-+*/^%]`, nil},
-}))
+}))