From a93f37459e2ad9856e1f3060e9df75cbd2c01417 Mon Sep 17 00:00:00 2001
From: Mark Liversedge <liversedge@gmail.com>
Date: Tue, 11 Aug 2015 20:08:07 +0100
Subject: [PATCH] Logical Expressions with >2 Primary Expressions

.. ie. expr && expr was supported but not
   expr && expr && expr
---
 src/DataFilter.y | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/DataFilter.y b/src/DataFilter.y
index 697724000..4212a01d0 100644
--- a/src/DataFilter.y
+++ b/src/DataFilter.y
@@ -88,6 +88,11 @@ lexpr : expr lop expr             { $$ = new Leaf();
                                       $$->lvalue.l = $1;
                                       $$->op = $2;
                                       $$->rvalue.l = $3; }
+        | lexpr lop lexpr             { $$ = new Leaf();
+                                      $$->type = Leaf::Logical;
+                                      $$->lvalue.l = $1;
+                                      $$->op = $2;
+                                      $$->rvalue.l = $3; }
         | '(' expr ')'               { $$ = new Leaf();
                                       $$->type = Leaf::Logical;
                                       $$->lvalue.l = $2;