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refactor(reactivity): Reduce variable access #4366

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Merged
merged 1 commit into from
Aug 17, 2021
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refactor(reactivity): Reduce variable access #4366

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5 changes: 2 additions & 3 deletions packages/reactivity/src/ref.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -221,9 +221,8 @@ export function toRef<T extends object, K extends keyof T>(
object: T,
key: K
): ToRef<T[K]> {
return isRef(object[key])
? object[key]
: (new ObjectRefImpl(object, key) as any)
const val = object[key]
return isRef(val) ? val : (new ObjectRefImpl(object, key) as any)
}

// corner case when use narrows type
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