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chore: use '' instead of undefined (#205)

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Chester 2019-10-12 10:04:33 +08:00 committed by Evan You
parent 14aabf0f98
commit e68321eac0
1 changed files with 1 additions and 1 deletions
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packages/reactivity/src/ref.ts
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@ -3,7 +3,7 @@ import { OperationTypes } from './operations'
import { isObject } from '@vue/shared' import { isObject } from '@vue/shared'
import { reactive } from './reactive' import { reactive } from './reactive'
export const refSymbol = Symbol(__DEV__ ? 'refSymbol' : undefined) export const refSymbol = Symbol(__DEV__ ? 'refSymbol' : '')
export interface Ref<T = any> { export interface Ref<T = any> {
[refSymbol]: true [refSymbol]: true