From 41636c59fb4208544b4bb23a5ac6273399cab625 Mon Sep 17 00:00:00 2001
From: Raymond Hill <rhill@raymondhill.net>
Date: Tue, 2 Jul 2019 11:56:27 -0400
Subject: [PATCH] Strict-block only if match is anchored to end of hostname

As per feedback from filter list maintainers.
---
 src/js/traffic.js | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/src/js/traffic.js b/src/js/traffic.js
index 1df0bdaaf..96b5ad6f4 100644
--- a/src/js/traffic.js
+++ b/src/js/traffic.js
@@ -246,9 +246,11 @@ const toBlockDocResult = function(url, hostname, logData) {
 
     // https://github.com/chrisaljoudi/uBlock/issues/1128
     // https://github.com/chrisaljoudi/uBlock/issues/1212
-    // Relax the rule: verify that the match is completely before the path part
-    return (match.index + match[0].length) <=
-           (url.indexOf(hostname) + hostname.length + 1);
+    //   Verify that the end of the match is anchored to the end of the
+    //   hostname.
+    const end = match.index + match[0].length -
+                url.indexOf(hostname) - hostname.length;
+    return end === 0 || end === 1;
 };
 
 /******************************************************************************/