From 4fe20fb383d4265502b33757b0247d518fb730b9 Mon Sep 17 00:00:00 2001
From: Rich-Harris <richard.a.harris@gmail.com>
Date: Tue, 25 Apr 2017 15:01:26 -0400
Subject: [PATCH] sanitize element names in preprocess step

---
 src/generators/dom/preprocess.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/generators/dom/preprocess.js b/src/generators/dom/preprocess.js
index 6009f4dec8..8661dbb0fb 100644
--- a/src/generators/dom/preprocess.js
+++ b/src/generators/dom/preprocess.js
@@ -174,7 +174,7 @@ const preprocessors = {
 		if ( isComponent ) {
 			node._state = getChildState( state );
 		} else {
-			const name = block.getUniqueName( node.name );
+			const name = block.getUniqueName( node.name.replace( /[^a-zA-Z0-9_$]/g, '_' ) );
 
 			node._state = getChildState( state, {
 				isTopLevel: false,