From c0a41ff385324c9e5b5896bbfc414619830e176e Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Aart=20Ro=CC=88st?= <aart.rost@gmail.com>
Date: Mon, 18 Oct 2021 16:40:52 -0700
Subject: [PATCH] Void tags cannot have end tags or contents

---
 src/types/YXmlElement.js | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/types/YXmlElement.js b/src/types/YXmlElement.js
index 464951b4..e9bdad46 100644
--- a/src/types/YXmlElement.js
+++ b/src/types/YXmlElement.js
@@ -96,6 +96,7 @@ export class YXmlElement extends YXmlFragment {
    * @public
    */
   toString () {
+    const voidElements = ["area", "base", "br", "col", "command", "embed", "hr", "img", "input", "keygen", "link", "meta", "param", "source", "track", "wbr"]
     const attrs = this.getAttributes()
     const stringBuilder = []
     const keys = []
@@ -110,6 +111,9 @@ export class YXmlElement extends YXmlFragment {
     }
     const nodeName = this.nodeName.toLocaleLowerCase()
     const attrsString = stringBuilder.length > 0 ? ' ' + stringBuilder.join(' ') : ''
+    if(voidElements.includes(nodeName)) {
+      return `<${nodeName}${attrsString} />`
+    }
     return `<${nodeName}${attrsString}>${super.toString()}</${nodeName}>`
   }