Filter parameters are variable identifiers

The filter parameters list is actually the same as a variable
accessor for a call but that does not currently support multiple
parameters.

diff --git a/tatsu_grammar.txt b/tatsu_grammar.txt
index a17dc3b1fd2a8a713f44d0c5e5495b459cb8a3b3..bd01bcab096bd566923cce9218606157ab8c8e0b 100644 (file)
--- a/tatsu_grammar.txt
+++ b/tatsu_grammar.txt
@@ -129,7 +129,7 @@ filter_parameter_separator
     =\r
     {SP}* "," {SP}*\r
     ;\r
-filter_parameter        = {!"," !")" CHAR}* ;\r
+filter_parameter        = variable_identifier ;\r
 \r
 comment_expression      = comment_open comment_content comment_close ;\r
 comment_open            = "{#" ;\r