From d081805c77e8f5a03a2e7f3db232516f6e2c19c3 Mon Sep 17 00:00:00 2001
From: Sebastien Chopin <sebastien.chopin@neo9.fr>
Date: Tue, 16 May 2017 17:21:14 +0200
Subject: [PATCH] generate valid HTML on server-side

---
 src/server/generators/tagGenerator.js | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/server/generators/tagGenerator.js b/src/server/generators/tagGenerator.js
index 3ce7697..02180d5 100644
--- a/src/server/generators/tagGenerator.js
+++ b/src/server/generators/tagGenerator.js
@@ -21,9 +21,11 @@ export default function _tagGenerator (options = {}) {
               case 'cssText':
               case 'once':
                 return attrsStr
-
               // these form the attribute list for this tag
               default:
+                if (attr === options.tagIDKeyName) {
+                  return `${attrsStr} data-${attr}="${tag[attr]}"`
+                }
                 return typeof tag[attr] === 'undefined'
                   ? `${attrsStr} ${attr}`
                   : `${attrsStr} ${attr}="${tag[attr]}"`