Function beforeCreate

packages/vue-query/src/vueQueryPlugin.ts:80–97

()

    if (isVue2) {
      app.mixin({
        beforeCreate() {
          // HACK: taken from provide(): https://github.com/vuejs/composition-api/blob/master/src/apis/inject.ts#L30
          if (!this._provided) {
            const provideCache = {}
            Object.defineProperty(this, '_provided', {
              get: () => provideCache,
              set: (v) => Object.assign(provideCache, v),
            })
          }

          this._provided[clientKey] = client

          if (process.env.NODE_ENV === 'development') {
            if (this === this.$root && options.enableDevtoolsV6Plugin) {
              setupDevtools(this, client)
            }
          }
        },
      })
    } else {
      app.provide(clientKey, client)