fix(hmr): full diff props for non-sfc component

close #vitejs/vite#872
underfin · Oct 12, 2020 · 0c1efde · 0c1efde
1 parent 2ae3b26
commit 0c1efde
Showing 1 changed file with 4 additions and 2 deletions.
diff --git a/packages/runtime-core/src/componentProps.ts b/packages/runtime-core/src/componentProps.ts
@@ -156,8 +156,10 @@ export function updateProps(
   const [options] = instance.propsOptions
 
   if (
-    // always force full diff if hmr is enabled
-    !(__DEV__ && instance.type.__hmrId) &&
+    // always force full diff in dev
+    // - #1942 if hmr is enabled with sfc component
+    // - vite#872 non-sfc component
+    !__DEV__ &&
     (optimized || patchFlag > 0) &&
     !(patchFlag & PatchFlags.FULL_PROPS)
   ) {