From a1add21aa3b716e62038d96026f5496f6db43ed5 Mon Sep 17 00:00:00 2001
From: Louis-Dominique Dubeau <ldd@lddubeau.com>
Date: Wed, 4 Jul 2018 10:16:22 -0400
Subject: [PATCH] fix: more namespace checks

---
 lib/saxes.js | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/lib/saxes.js b/lib/saxes.js
index afb2f99f..f88600b5 100644
--- a/lib/saxes.js
+++ b/lib/saxes.js
@@ -877,6 +877,10 @@ class SAXParser {
           case XMLNS_NAMESPACE:
             if (local === "") {
               this.fail(`The default namespace may not be set to
+${XMLNS_NAMESPACE}.`);
+            }
+            else {
+              this.fail(`May not assign a prefix (even "xmlns") to the URI \
 ${XMLNS_NAMESPACE}.`);
             }
             break;
@@ -885,6 +889,9 @@ ${XMLNS_NAMESPACE}.`);
               this.fail(`The default namespace may not be set to
 ${XML_NAMESPACE}.`);
             }
+            else if (local !== "xml") {
+              this.fail("May not assign the xml namespace to another prefix.");
+            }
             break;
           default:
           }