Vue Type — vue Architecture

Source Code

types/vue.d.ts lines 49–104

export interface Vue<
  Data = Record<string, any>,
  Props = Record<string, any>,
  Instance = never,
  Options = never,
  Emit = (event: string, ...args: any[]) => Vue
> {
  // properties with different types in defineComponent()
  readonly $data: Data
  readonly $props: Props
  readonly $parent: NeverFallback<Instance, Vue> | null
  readonly $root: NeverFallback<Instance, Vue>
  readonly $children: NeverFallback<Instance, Vue>[]
  readonly $options: NeverFallback<Options, ComponentOptions<Vue>>
  $emit: Emit

  // Vue 2 only or shared
  readonly $el: Element
  readonly $refs: {
    [key: string]:
      | NeverFallback<Instance, Vue>
      | Vue
      | Element
      | (NeverFallback<Instance, Vue> | Vue | Element)[]
      | undefined
  }
  readonly $slots: { [key: string]: VNode[] | undefined }
  readonly $scopedSlots: { [key: string]: NormalizedScopedSlot | undefined }
  readonly $isServer: boolean

  readonly $ssrContext: any
  readonly $vnode: VNode
  readonly $attrs: Record<string, string>
  readonly $listeners: Record<string, Function | Function[]>

  $mount(elementOrSelector?: Element | string, hydrating?: boolean): this
  $forceUpdate(): void
  $destroy(): void
  $set: typeof Vue.set
  $delete: typeof Vue.delete
  $watch(
    expOrFn: string,
    callback: (this: this, n: any, o: any) => void,
    options?: WatchOptions
  ): () => void
  $watch<T>(
    expOrFn: (this: this) => T,
    callback: (this: this, n: T, o: T) => void,
    options?: WatchOptions
  ): () => void
  $on(event: string | string[], callback: Function): this
  $once(event: string | string[], callback: Function): this
  $off(event?: string | string[], callback?: Function): this
  $nextTick: typeof nextTick
  $createElement: CreateElement
}