Fixes several problems in filter syntax.

 - Fixes several conflicts in the grammar.
 - Fixes a bug in (a..b, c) pair patterns.
 - Makes pair patterns orthogonal.
 - Allows term expressions in pair patterns without additional ( ).
 - Allows several comma separated values in switch cases.

1 files changed, 4 insertions, 0 deletions

diff --git a/conf/cf-lex.l b/conf/cf-lex.l
index 828dfd25..a5f70fff 100644
--- a/conf/cf-lex.l
+++ b/conf/cf-lex.l
@@ -172,6 +172,10 @@ else: {
   return CLI_MARKER;
 }
 
+\.\. {
+  return DDOT;
+}
+
 [={}:;,.()+*/%<>~\[\]?!\|-] {
   return yytext[0];
 }