Strict mode preparations

6 years ago · 4115020919
parent 054622a57b
commit 4115020919
3 changed files with 11 additions and 10 deletions
--- a/README.md
+++ b/README.md
--- a/components/Meta.js
+++ b/components/Meta.js
@ -67,7 +67,7 @@ export const MetaLinks = React.memo(() => {
      {CDN_STYLESHEETS.map(themeDef => {
        const href = `//cdnjs.cloudflare.com/ajax/libs/codemirror/5.42.2/theme/${themeDef &&
          (themeDef.link || themeDef.id)}.min.css`
-        return <Link key={href} href={href} />
+        return <Link key={themeDef.id} href={href} />
      })}
    </React.Fragment>
  )
--- a/pages/_document.js
+++ b/pages/_document.js
@ -4,6 +4,7 @@ import Document, { Head, Main, NextScript } from 'next/document'
 export default class extends Document {
  render() {
    return (
+      <React.StrictMode>
        <html lang="en">
          <Head />
          <body>
@ -11,6 +12,7 @@ export default class extends Document {
            <NextScript />
          </body>
        </html>
+      </React.StrictMode>
    )
  }
 }