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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 397 398 399 400 401 402 403 404 405 406 407 408 409 410 411 412 413 414 415 416 417 418 419 420 421 422 423 424 425 426 427 428 429 430 431 432 433 434 435 436 437 438 439 440 441 442 443 444 445 446 447 448 449 450 451 452 453 454 455 456 457 458 459 460 461 462 463 464 465 466 467 468 469 470 471 472 473 474 475 476 477 478 479 480 481 482 483 484 485 | 2x 2x 865x 865x 865x 865x 865x 865x 865x 865x 865x 865x 865x 865x 865x 865x 865x 865x 865x 865x 865x 865x 2x 2x 85x 85x 85x 85x 773x 767x 767x 773x 773x 773x 773x 773x 773x 773x 773x 773x 773x 773x 773x 773x 773x 3324x 3324x 773x 773x 7x 1x 7x 3x 3x 3x 2x 2x 3x 1x 1x 1x 1x 7x 7x 773x 12x 12x 10x 12x 2x 2x 2x 2x 2x 12x 12x 12x 773x 18x 18x 18x 18x 1x 1x 18x 1x 1x 17x 17x 18x 773x 5x 5x 5x 5x 1x 1x 5x 1x 1x 4x 4x 5x 773x 361x 361x 361x 361x 361x 360x 1x 1x 1x 1x 360x 360x 360x 360x 360x 353x 353x 360x 115x 360x 245x 245x 359x 359x 359x 360x 353x 353x 353x 359x 361x 1x 1x 1x 1x 361x 773x 3x 3x 3x 773x 74x 73x 73x 73x 73x 73x 73x 73x 73x 73x 73x 73x 74x 1x 1x 74x 773x 320x 1x 1x 1x 1x 320x 320x 320x 773x 5x 5x 5x 5x 5x 5x 5x 5x 773x 773x 773x 773x 773x 773x 85x 2x | import { type Component, type ComponentInternalInstance, type ConcreteComponent, type Data, getComponentPublicInstance, validateComponentName, } from './component' import type { ComponentOptions, MergedComponentOptions, RuntimeCompilerOptions, } from './componentOptions' import type { ComponentCustomProperties, ComponentPublicInstance, } from './componentPublicInstance' import { type Directive, validateDirectiveName } from './directives' import type { ElementNamespace, RootRenderFunction } from './renderer' import type { InjectionKey } from './apiInject' import { warn } from './warning' import { type VNode, cloneVNode, createVNode } from './vnode' import type { RootHydrateFunction } from './hydration' import { devtoolsInitApp, devtoolsUnmountApp } from './devtools' import { NO, extend, isFunction, isObject } from '@vue/shared' import { version } from '.' import { installAppCompatProperties } from './compat/global' import type { NormalizedPropsOptions } from './componentProps' import type { ObjectEmitsOptions } from './componentEmits' import { ErrorCodes, callWithAsyncErrorHandling } from './errorHandling' import type { DefineComponent } from './apiDefineComponent' export interface App<HostElement = any> { version: string config: AppConfig use<Options extends unknown[]>( plugin: Plugin<Options>, ...options: Options ): this use<Options>(plugin: Plugin<Options>, options: Options): this mixin(mixin: ComponentOptions): this component(name: string): Component | undefined component<T extends Component | DefineComponent>( name: string, component: T, ): this directive< HostElement = any, Value = any, Modifiers extends string = string, Arg extends string = string, >( name: string, ): Directive<HostElement, Value, Modifiers, Arg> | undefined directive< HostElement = any, Value = any, Modifiers extends string = string, Arg extends string = string, >( name: string, directive: Directive<HostElement, Value, Modifiers, Arg>, ): this mount( rootContainer: HostElement | string, /** * @internal */ isHydrate?: boolean, /** * @internal */ namespace?: boolean | ElementNamespace, /** * @internal */ vnode?: VNode, ): ComponentPublicInstance unmount(): void onUnmount(cb: () => void): void provide<T, K = InjectionKey<T> | string | number>( key: K, value: K extends InjectionKey<infer V> ? V : T, ): this /** * Runs a function with the app as active instance. This allows using of `inject()` within the function to get access * to variables provided via `app.provide()`. * * @param fn - function to run with the app as active instance */ runWithContext<T>(fn: () => T): T // internal, but we need to expose these for the server-renderer and devtools _uid: number _component: ConcreteComponent _props: Data | null _container: HostElement | null _context: AppContext _instance: ComponentInternalInstance | null /** * @internal custom element vnode */ _ceVNode?: VNode /** * v2 compat only */ filter?(name: string): Function | undefined filter?(name: string, filter: Function): this /** * @internal v3 compat only */ _createRoot?(options: ComponentOptions): ComponentPublicInstance } export type OptionMergeFunction = (to: unknown, from: unknown) => any export interface AppConfig { // @private readonly isNativeTag: (tag: string) => boolean performance: boolean optionMergeStrategies: Record<string, OptionMergeFunction> globalProperties: ComponentCustomProperties & Record<string, any> errorHandler?: ( err: unknown, instance: ComponentPublicInstance | null, info: string, ) => void warnHandler?: ( msg: string, instance: ComponentPublicInstance | null, trace: string, ) => void /** * Options to pass to `@vue/compiler-dom`. * Only supported in runtime compiler build. */ compilerOptions: RuntimeCompilerOptions /** * @deprecated use config.compilerOptions.isCustomElement */ isCustomElement?: (tag: string) => boolean /** * TODO document for 3.5 * Enable warnings for computed getters that recursively trigger itself. */ warnRecursiveComputed?: boolean /** * Whether to throw unhandled errors in production. * Default is `false` to avoid crashing on any error (and only logs it) * But in some cases, e.g. SSR, throwing might be more desirable. */ throwUnhandledErrorInProduction?: boolean /** * Prefix for all useId() calls within this app */ idPrefix?: string } export interface AppContext { app: App // for devtools config: AppConfig mixins: ComponentOptions[] components: Record<string, Component> directives: Record<string, Directive> provides: Record<string | symbol, any> /** * Cache for merged/normalized component options * Each app instance has its own cache because app-level global mixins and * optionMergeStrategies can affect merge behavior. * @internal */ optionsCache: WeakMap<ComponentOptions, MergedComponentOptions> /** * Cache for normalized props options * @internal */ propsCache: WeakMap<ConcreteComponent, NormalizedPropsOptions> /** * Cache for normalized emits options * @internal */ emitsCache: WeakMap<ConcreteComponent, ObjectEmitsOptions | null> /** * HMR only * @internal */ reload?: () => void /** * v2 compat only * @internal */ filters?: Record<string, Function> } type PluginInstallFunction<Options = any[]> = Options extends unknown[] ? (app: App, ...options: Options) => any : (app: App, options: Options) => any export type ObjectPlugin<Options = any[]> = { install: PluginInstallFunction<Options> } export type FunctionPlugin<Options = any[]> = PluginInstallFunction<Options> & Partial<ObjectPlugin<Options>> export type Plugin<Options = any[]> = | FunctionPlugin<Options> | ObjectPlugin<Options> export function createAppContext(): AppContext { return { app: null as any, config: { isNativeTag: NO, performance: false, globalProperties: {}, optionMergeStrategies: {}, errorHandler: undefined, warnHandler: undefined, compilerOptions: {}, }, mixins: [], components: {}, directives: {}, provides: Object.create(null), optionsCache: new WeakMap(), propsCache: new WeakMap(), emitsCache: new WeakMap(), } } export type CreateAppFunction<HostElement> = ( rootComponent: Component, rootProps?: Data | null, ) => App<HostElement> let uid = 0 export function createAppAPI<HostElement>( render: RootRenderFunction<HostElement>, hydrate?: RootHydrateFunction, ): CreateAppFunction<HostElement> { return function createApp(rootComponent, rootProps = null) { if (!isFunction(rootComponent)) { rootComponent = extend({}, rootComponent) } if (rootProps != null && !isObject(rootProps)) { __DEV__ && warn(`root props passed to app.mount() must be an object.`) rootProps = null } const context = createAppContext() const installedPlugins = new WeakSet() const pluginCleanupFns: Array<() => any> = [] let isMounted = false const app: App = (context.app = { _uid: uid++, _component: rootComponent as ConcreteComponent, _props: rootProps, _container: null, _context: context, _instance: null, version, get config() { return context.config }, set config(v) { if (__DEV__) { warn( `app.config cannot be replaced. Modify individual options instead.`, ) } }, use(plugin: Plugin, ...options: any[]) { if (installedPlugins.has(plugin)) { __DEV__ && warn(`Plugin has already been applied to target app.`) } else if (plugin && isFunction(plugin.install)) { installedPlugins.add(plugin) plugin.install(app, ...options) } else if (isFunction(plugin)) { installedPlugins.add(plugin) plugin(app, ...options) } else if (__DEV__) { warn( `A plugin must either be a function or an object with an "install" ` + `function.`, ) } return app }, mixin(mixin: ComponentOptions) { if (__FEATURE_OPTIONS_API__) { if (!context.mixins.includes(mixin)) { context.mixins.push(mixin) } else if (__DEV__) { warn( 'Mixin has already been applied to target app' + (mixin.name ? `: ${mixin.name}` : ''), ) } } else if (__DEV__) { warn('Mixins are only available in builds supporting Options API') } return app }, component(name: string, component?: Component): any { if (__DEV__) { validateComponentName(name, context.config) } if (!component) { return context.components[name] } if (__DEV__ && context.components[name]) { warn(`Component "${name}" has already been registered in target app.`) } context.components[name] = component return app }, directive(name: string, directive?: Directive) { if (__DEV__) { validateDirectiveName(name) } if (!directive) { return context.directives[name] as any } if (__DEV__ && context.directives[name]) { warn(`Directive "${name}" has already been registered in target app.`) } context.directives[name] = directive return app }, mount( rootContainer: HostElement, isHydrate?: boolean, namespace?: boolean | ElementNamespace, ): any { if (!isMounted) { // #5571 if (__DEV__ && (rootContainer as any).__vue_app__) { warn( `There is already an app instance mounted on the host container.\n` + ` If you want to mount another app on the same host container,` + ` you need to unmount the previous app by calling \`app.unmount()\` first.`, ) } const vnode = app._ceVNode || createVNode(rootComponent, rootProps) // store app context on the root VNode. // this will be set on the root instance on initial mount. vnode.appContext = context if (namespace === true) { namespace = 'svg' } else if (namespace === false) { namespace = undefined } // HMR root reload if (__DEV__) { context.reload = () => { // casting to ElementNamespace because TS doesn't guarantee type narrowing // over function boundaries render( cloneVNode(vnode), rootContainer, namespace as ElementNamespace, ) } } if (isHydrate && hydrate) { hydrate(vnode as VNode<Node, Element>, rootContainer as any) } else { render(vnode, rootContainer, namespace) } isMounted = true app._container = rootContainer // for devtools and telemetry ;(rootContainer as any).__vue_app__ = app if (__DEV__ || __FEATURE_PROD_DEVTOOLS__) { app._instance = vnode.component devtoolsInitApp(app, version) } return getComponentPublicInstance(vnode.component!) } else if (__DEV__) { warn( `App has already been mounted.\n` + `If you want to remount the same app, move your app creation logic ` + `into a factory function and create fresh app instances for each ` + `mount - e.g. \`const createMyApp = () => createApp(App)\``, ) } }, onUnmount(cleanupFn: () => void) { if (__DEV__ && typeof cleanupFn !== 'function') { warn( `Expected function as first argument to app.onUnmount(), ` + `but got ${typeof cleanupFn}`, ) } pluginCleanupFns.push(cleanupFn) }, unmount() { if (isMounted) { callWithAsyncErrorHandling( pluginCleanupFns, app._instance, ErrorCodes.APP_UNMOUNT_CLEANUP, ) render(null, app._container) if (__DEV__ || __FEATURE_PROD_DEVTOOLS__) { app._instance = null devtoolsUnmountApp(app) } delete app._container.__vue_app__ } else if (__DEV__) { warn(`Cannot unmount an app that is not mounted.`) } }, provide(key, value) { if (__DEV__ && (key as string | symbol) in context.provides) { warn( `App already provides property with key "${String(key)}". ` + `It will be overwritten with the new value.`, ) } context.provides[key as string | symbol] = value return app }, runWithContext(fn) { const lastApp = currentApp currentApp = app try { return fn() } finally { currentApp = lastApp } }, }) if (__COMPAT__) { installAppCompatProperties(app, context, render) } return app } } /** * @internal Used to identify the current app when using `inject()` within * `app.runWithContext()`. */ export let currentApp: App<unknown> | null = null |