From 89822acf38d5c128436ae93541e069dab7326b2e Mon Sep 17 00:00:00 2001
From: Denis Doria <denisdoria@gmail.com>
Date: Tue, 11 Jul 2017 23:54:32 -0500
Subject: [PATCH] More precise detection for self reference variable on
 templates (#8814)

This should close the bug #8773
---
 public/app/features/templating/editor_ctrl.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/public/app/features/templating/editor_ctrl.ts b/public/app/features/templating/editor_ctrl.ts
index b2ca08f2395..97274cb30d0 100644
--- a/public/app/features/templating/editor_ctrl.ts
+++ b/public/app/features/templating/editor_ctrl.ts
@@ -77,7 +77,7 @@ export class VariableEditorCtrl {
         return false;
       }
 
-      if ($scope.current.type === 'query' && $scope.current.query.match(new RegExp('\\$' + $scope.current.name))) {
+      if ($scope.current.type === 'query' && $scope.current.query.match(new RegExp('\\$' + $scope.current.name + '(/| |$)'))) {
         $scope.appEvent('alert-warning', ['Validation', 'Query cannot contain a reference to itself. Variable: $'  + $scope.current.name]);
         return false;
       }