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feat: warn when toRefs() receives non-reactive object (#430)

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Junyan 2019-11-05 23:44:28 +08:00 committed by Evan You
parent 98e9b769e6
commit a02820d7e0
1 changed files with 4 additions and 1 deletions
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5
packages/reactivity/src/ref.ts
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@ -1,7 +1,7 @@
import { track, trigger } from './effect' import { track, trigger } from './effect'
import { OperationTypes } from './operations' import { OperationTypes } from './operations'
import { isObject } from '@vue/shared' import { isObject } from '@vue/shared'
import { reactive } from './reactive' import { reactive, isReactive } from './reactive'
import { ComputedRef } from './computed' import { ComputedRef } from './computed'
import { CollectionTypes } from './collectionHandlers' import { CollectionTypes } from './collectionHandlers'
@ -47,6 +47,9 @@ export function isRef(r: any): r is Ref {
export function toRefs<T extends object>( export function toRefs<T extends object>(
object: T object: T
): { [K in keyof T]: Ref<T[K]> } { ): { [K in keyof T]: Ref<T[K]> } {
if (__DEV__ && !isReactive(object)) {
console.warn(`toRefs() expects a reactive object but received a plain one.`)
}
const ret: any = {} const ret: any = {}
for (const key in object) { for (const key in object) {
ret[key] = toProxyRef(object, key) ret[key] = toProxyRef(object, key)