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From 0d300a2e703fdcc575ce36dfd62f6c3a9887a3ff Mon Sep 17 00:00:00 2001
From: Mark Striemer <mstriemer@mozilla.com>
Date: Wed, 16 Nov 2022 23:07:57 -0600
Subject: [PATCH 2/5] use DOMParser not innerHTML=
---
packages/lit-html/src/lit-html.ts | 13 ++++++++++---
1 file changed, 10 insertions(+), 3 deletions(-)
diff --git a/packages/lit-html/src/lit-html.ts b/packages/lit-html/src/lit-html.ts
index 896d298b..994c24e2 100644
--- a/packages/lit-html/src/lit-html.ts
+++ b/packages/lit-html/src/lit-html.ts
@@ -14,6 +14,8 @@ const NODE_MODE = false;
// Use window for browser builds because IE11 doesn't have globalThis.
const global = NODE_MODE ? globalThis : window;
+const __moz_domParser = new DOMParser();
+
/**
* Contains types that are part of the unstable debug API.
*
@@ -1017,9 +1019,14 @@ class Template {
// Overridden via `litHtmlPolyfillSupport` to provide platform support.
/** @nocollapse */
static createElement(html: TrustedHTML, _options?: RenderOptions) {
- const el = d.createElement('template');
- el.innerHTML = html as unknown as string;
- return el;
+ const doc = __moz_domParser.parseFromString(
+ `<template>${html}</template>`,
+ 'text/html'
+ );
+ return document.importNode(
+ doc.querySelector('template') as HTMLTemplateElement,
+ true
+ );
}
}
--
2.37.1 (Apple Git-137.1)
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