Spec update: add guard in IPv4 parser

Now that 0d03572 is implemented, this change has no visible effect; it is purely done to match the spec text more exactly.
jsdom · Jan 24, 2017 · 7465c23 · 7465c23
1 parent 3871b63
commit 7465c23
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/src/url-state-machine.js b/src/url-state-machine.js
@@ -159,7 +159,9 @@ function parseIPv4Number(input) {
 function parseIPv4(input) {
   const parts = input.split(".");
   if (parts[parts.length - 1] === "") {
-    parts.pop();
+    if (parts.length > 1) {
+      parts.pop();
+    }
   }
 
   if (parts.length > 4) {