Disable new JSX runtime in development

vercel · Aug 28, 2020 · 33e4815 · 33e4815
1 parent ede5142
commit 33e4815
Showing 1 changed file with 3 additions and 3 deletions.
diff --git a/packages/next/build/babel/preset.ts b/packages/next/build/babel/preset.ts
@@ -65,9 +65,9 @@ module.exports = (
   const supportsESM = api.caller(supportsStaticESM)
   const isServer = api.caller((caller: any) => !!caller && caller.isServer)
   const isModern = api.caller((caller: any) => !!caller && caller.isModern)
-  const hasJsxRuntime = Boolean(
-    api.caller((caller: any) => !!caller && caller.hasJsxRuntime)
-  )
+  const hasJsxRuntime =
+    Boolean(api.caller((caller: any) => !!caller && caller.hasJsxRuntime)) &&
+    isProduction
 
   const isLaxModern =
     isModern ||