types(reactivity): improve typings for shallowRef (#1780)

2020-08-19 04:34:29 +01:00
parent 4172fdb90c
commit c86e7ad11b
2 changed files with 21 additions and 1 deletions
--- a/packages/reactivity/src/ref.ts
+++ b/packages/reactivity/src/ref.ts
@@ -35,7 +35,10 @@ export function ref(value?: unknown) {
  return createRef(value)
 }

-export function shallowRef<T>(value: T): T extends Ref ? T : Ref<T>
+export function shallowRef<T extends object>(
+  value: T
+): T extends Ref ? T : Ref<T>
+export function shallowRef<T>(value: T): Ref<T>
 export function shallowRef<T = any>(): Ref<T | undefined>
 export function shallowRef(value?: unknown) {
  return createRef(value, true)