From a9bd6017dba0f464b948f56202145179c09d8e01 Mon Sep 17 00:00:00 2001
From: Dhruvin <dhruvin.vainsh02@gmail.com>
Date: Thu, 20 Oct 2022 00:01:44 +0530
Subject: [PATCH] fix:evalConditionValue

---
 lib/src/Evaluator/condition_evaluator.dart | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/lib/src/Evaluator/condition_evaluator.dart b/lib/src/Evaluator/condition_evaluator.dart
index 0e9bf68..950cc82 100644
--- a/lib/src/Evaluator/condition_evaluator.dart
+++ b/lib/src/Evaluator/condition_evaluator.dart
@@ -203,6 +203,11 @@ class GBConditionEvaluator {
       return conditionValue == attributeValue;
     }
 
+    // Evaluate to false if attributeValue is null.
+    if (conditionValue.isPrimitive && attributeValue == null) {
+      return false;
+    }
+
     // If conditionValue is array, return true if it's "equal" - "equal" should
     // do a deep comparison for arrays.
     if (conditionValue is List) {