old_contents: import { Application } from '@nativescript/core'
  import { warn } from 'core/util/index'
  import { patch } from './patch'
  import { mountComponent } from 'core/instance/lifecycle'
  import { compileToFunctions } from '../compiler/index'
  import { mustUseProp, isReservedTag, isUnknownElement } from '../util/index'
  import { registerElement, getElementMap } from '../element-registry'
  
  import Vue from 'core/index'
  import DocumentNode from '../renderer/DocumentNode'
  import platformDirectives from './directives/index'
  
  Vue.config.mustUseProp = mustUseProp
  Vue.config.isReservedTag = isReservedTag
  Vue.config.isUnknownElement = isUnknownElement
  
  Vue.$document = Vue.prototype.$document = new DocumentNode()
  
  Vue.compile = compileToFunctions
  Vue.registerElement = registerElement
  
  Object.assign(Vue.options.directives, platformDirectives)
  
  Vue.prototype.__patch__ = patch
  
  Vue.prototype.$mount = function (el, hydrating) {
    const options = this.$options
    // resolve template/el and convert to render function
    if (!options.render) {
      let template = options.template
      if (template && typeof template !== 'string') {
        warn('invalid template option: ' + template, this)
        return this
      }
  
      if (template) {
        const { render, staticRenderFns } = compileToFunctions(
          template,
          {
            delimiters: options.delimiters,
            comments: options.comments
          },
          this
        )
        options.render = render
        options.staticRenderFns = staticRenderFns
      }
    }
  
    return mountComponent(this, el, hydrating)
  }
  
  Vue.prototype.$start = function () {
    let self = this
    const AppConstructor = Vue.extend(this.$options)
  
    // register NS components into Vue
    Object.values(getElementMap()).forEach(entry => {
      Vue.component(entry.meta.component.name, entry.meta.component)
    })
  
    on(launchEvent, args => {
      if (self.$el) {
        self.$destroy()
        self = new AppConstructor()
      }
  
      self.$mount()
      args.root = self.$el.nativeView
    })
  
    run()
  }
  
  // Define a `nativeView` getter in every NS vue instance
  Object.defineProperty(Vue.prototype, 'nativeView', {
    get() {
      return this.$el ? this.$el.nativeView : undefined
    }
  })
  
  export default Vue
  
new_contents: import { Application } from '@nativescript/core'
  import { warn } from 'core/util/index'
  import { patch } from './patch'
  import { mountComponent } from 'core/instance/lifecycle'
  import { compileToFunctions } from '../compiler/index'
  import { mustUseProp, isReservedTag, isUnknownElement } from '../util/index'
  import { registerElement, getElementMap } from '../element-registry'
  
  import Vue from 'core/index'
  import DocumentNode from '../renderer/DocumentNode'
  import platformDirectives from './directives/index'
  
  Vue.config.mustUseProp = mustUseProp
  Vue.config.isReservedTag = isReservedTag
  Vue.config.isUnknownElement = isUnknownElement
  
  Vue.$document = Vue.prototype.$document = new DocumentNode()
  
  Vue.compile = compileToFunctions
  Vue.registerElement = registerElement
  
  Object.assign(Vue.options.directives, platformDirectives)
  
  Vue.prototype.__patch__ = patch
  
  Vue.prototype.$mount = function (el, hydrating) {
    const options = this.$options
    // resolve template/el and convert to render function
    if (!options.render) {
      let template = options.template
      if (template && typeof template !== 'string') {
        warn('invalid template option: ' + template, this)
        return this
      }
  
      if (template) {
        const { render, staticRenderFns } = compileToFunctions(
          template,
          {
            delimiters: options.delimiters,
            comments: options.comments
          },
          this
        )
        options.render = render
        options.staticRenderFns = staticRenderFns
      }
    }
  
    return mountComponent(this, el, hydrating)
  }
  
  Vue.prototype.$start = function () {
    let self = this
    const AppConstructor = Vue.extend(this.$options)
  
    // register NS components into Vue
    Object.values(getElementMap()).forEach(entry => {
      Vue.component(entry.meta.component.name, entry.meta.component)
    })
  
    Application.run({
      create() {
        if (self.$el) {
          self.$destroy()
          self = new AppConstructor()
        }
  
        self.$mount()
        return self.$el.nativeView
      }
    })
  }
  
  // Define a `nativeView` getter in every NS vue instance
  Object.defineProperty(Vue.prototype, 'nativeView', {
    get() {
      return this.$el ? this.$el.nativeView : undefined
    }
  })
  
  export default Vue
  
subject: use Application.run instead of the launchEvent