From de723fca8d3b9c9a96cc11b8c2004fa7c61451cf Mon Sep 17 00:00:00 2001
From: AJ ONeal <aj@daplie.com>
Date: Sat, 21 Jan 2017 11:53:07 -0700
Subject: [PATCH] note that compression pointer support is lacking

---
 pure-parser.js | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/pure-parser.js b/pure-parser.js
index ddf696b..4896362 100644
--- a/pure-parser.js
+++ b/pure-parser.js
@@ -57,6 +57,12 @@ pdns.unpackQname = function (ui8) {
 
   do {
     len = ui8[total];
+    if (0xc0 === len) {
+      throw new Error("discovered a compression pointer at byte " + total
+        + " pointing to byte " + ui8[total + 1]
+        + ", but compression pointer support is not yet implemented"
+      );
+    }
     //str.length = 0; // fast empty array
     if (ui8.byteLength - total < len) {
       throw new Error(