fix(reactivity): ensure readonly refs can be replaced with new refs in reactive objects (#5310)

fix #5307
2022-01-23 14:08:27 +01:00
parent 059c63eab7
commit 4be1037f31
2 changed files with 13 additions and 2 deletions
--- a/packages/reactivity/src/baseHandlers.ts
+++ b/packages/reactivity/src/baseHandlers.ts
@@ -150,7 +150,7 @@ function createSetter(shallow = false) {
    receiver: object
  ): boolean {
    let oldValue = (target as any)[key]
-    if (isReadonly(oldValue) && isRef(oldValue)) {
+    if (isReadonly(oldValue) && isRef(oldValue) && !isRef(value)) {
      return false
    }
    if (!shallow && !isReadonly(value)) {