env.d.ts

import { VueConstructor } from 'vue'
import { VfaState } from './utils/vmStateManager'
import { VueWatcher } from './apis/watch'

declare global {
  interface Window {
    Vue: VueConstructor
  }
}

declare module 'vue/types/vue' {
  interface Vue {
    readonly _uid: number
    readonly _data: Record<string, any>
    _watchers: VueWatcher[]
    __composition_api_state__?: VfaState
  }

  interface VueConstructor {
    observable<T>(x: any): T
    util: {
      warn(msg: string, vm?: Vue | null)
      defineReactive(
        obj: Object,
        key: string,
        val: any,
        customSetter?: Function,
        shallow?: boolean
      )
    }
  }
}