1963 lines
50 KiB
JavaScript
1963 lines
50 KiB
JavaScript
/**
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* @vue/reactivity v3.5.21
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* (c) 2018-present Yuxi (Evan) You and Vue contributors
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* @license MIT
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**/
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'use strict';
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Object.defineProperty(exports, '__esModule', { value: true });
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var shared = require('@vue/shared');
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function warn(msg, ...args) {
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console.warn(`[Vue warn] ${msg}`, ...args);
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}
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let activeEffectScope;
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class EffectScope {
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constructor(detached = false) {
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this.detached = detached;
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/**
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* @internal
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*/
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this._active = true;
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/**
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* @internal track `on` calls, allow `on` call multiple times
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*/
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this._on = 0;
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/**
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* @internal
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*/
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this.effects = [];
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/**
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* @internal
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*/
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this.cleanups = [];
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this._isPaused = false;
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this.parent = activeEffectScope;
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if (!detached && activeEffectScope) {
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this.index = (activeEffectScope.scopes || (activeEffectScope.scopes = [])).push(
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this
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) - 1;
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}
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}
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get active() {
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return this._active;
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}
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pause() {
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if (this._active) {
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this._isPaused = true;
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let i, l;
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if (this.scopes) {
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for (i = 0, l = this.scopes.length; i < l; i++) {
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this.scopes[i].pause();
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}
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}
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for (i = 0, l = this.effects.length; i < l; i++) {
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this.effects[i].pause();
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}
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}
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}
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/**
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* Resumes the effect scope, including all child scopes and effects.
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*/
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resume() {
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if (this._active) {
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if (this._isPaused) {
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this._isPaused = false;
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let i, l;
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if (this.scopes) {
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for (i = 0, l = this.scopes.length; i < l; i++) {
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this.scopes[i].resume();
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}
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}
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for (i = 0, l = this.effects.length; i < l; i++) {
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this.effects[i].resume();
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}
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}
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}
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}
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run(fn) {
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if (this._active) {
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const currentEffectScope = activeEffectScope;
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try {
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activeEffectScope = this;
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return fn();
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} finally {
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activeEffectScope = currentEffectScope;
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}
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} else {
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warn(`cannot run an inactive effect scope.`);
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}
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}
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/**
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* This should only be called on non-detached scopes
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* @internal
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*/
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on() {
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if (++this._on === 1) {
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this.prevScope = activeEffectScope;
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activeEffectScope = this;
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}
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}
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/**
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* This should only be called on non-detached scopes
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* @internal
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*/
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off() {
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if (this._on > 0 && --this._on === 0) {
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activeEffectScope = this.prevScope;
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this.prevScope = void 0;
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}
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}
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stop(fromParent) {
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if (this._active) {
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this._active = false;
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let i, l;
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for (i = 0, l = this.effects.length; i < l; i++) {
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this.effects[i].stop();
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}
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this.effects.length = 0;
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for (i = 0, l = this.cleanups.length; i < l; i++) {
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this.cleanups[i]();
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}
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this.cleanups.length = 0;
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if (this.scopes) {
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for (i = 0, l = this.scopes.length; i < l; i++) {
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this.scopes[i].stop(true);
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}
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this.scopes.length = 0;
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}
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if (!this.detached && this.parent && !fromParent) {
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const last = this.parent.scopes.pop();
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if (last && last !== this) {
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this.parent.scopes[this.index] = last;
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last.index = this.index;
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}
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}
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this.parent = void 0;
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}
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}
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}
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function effectScope(detached) {
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return new EffectScope(detached);
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}
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function getCurrentScope() {
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return activeEffectScope;
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}
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function onScopeDispose(fn, failSilently = false) {
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if (activeEffectScope) {
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activeEffectScope.cleanups.push(fn);
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} else if (!failSilently) {
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warn(
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`onScopeDispose() is called when there is no active effect scope to be associated with.`
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);
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}
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}
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let activeSub;
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const EffectFlags = {
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"ACTIVE": 1,
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"1": "ACTIVE",
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"RUNNING": 2,
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"2": "RUNNING",
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"TRACKING": 4,
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"4": "TRACKING",
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"NOTIFIED": 8,
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"8": "NOTIFIED",
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"DIRTY": 16,
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"16": "DIRTY",
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"ALLOW_RECURSE": 32,
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"32": "ALLOW_RECURSE",
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"PAUSED": 64,
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"64": "PAUSED",
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"EVALUATED": 128,
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"128": "EVALUATED"
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};
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const pausedQueueEffects = /* @__PURE__ */ new WeakSet();
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class ReactiveEffect {
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constructor(fn) {
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this.fn = fn;
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/**
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* @internal
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*/
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this.deps = void 0;
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/**
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* @internal
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*/
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this.depsTail = void 0;
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/**
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* @internal
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*/
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this.flags = 1 | 4;
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/**
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* @internal
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*/
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this.next = void 0;
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/**
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* @internal
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*/
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this.cleanup = void 0;
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this.scheduler = void 0;
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if (activeEffectScope && activeEffectScope.active) {
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activeEffectScope.effects.push(this);
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}
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}
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pause() {
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this.flags |= 64;
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}
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resume() {
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if (this.flags & 64) {
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this.flags &= -65;
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if (pausedQueueEffects.has(this)) {
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pausedQueueEffects.delete(this);
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this.trigger();
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}
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}
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}
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/**
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* @internal
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*/
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notify() {
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if (this.flags & 2 && !(this.flags & 32)) {
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return;
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}
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if (!(this.flags & 8)) {
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batch(this);
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}
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}
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run() {
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if (!(this.flags & 1)) {
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return this.fn();
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}
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this.flags |= 2;
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cleanupEffect(this);
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prepareDeps(this);
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const prevEffect = activeSub;
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const prevShouldTrack = shouldTrack;
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activeSub = this;
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shouldTrack = true;
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try {
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return this.fn();
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} finally {
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if (activeSub !== this) {
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warn(
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"Active effect was not restored correctly - this is likely a Vue internal bug."
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);
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}
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cleanupDeps(this);
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activeSub = prevEffect;
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shouldTrack = prevShouldTrack;
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this.flags &= -3;
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}
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}
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stop() {
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if (this.flags & 1) {
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for (let link = this.deps; link; link = link.nextDep) {
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removeSub(link);
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}
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this.deps = this.depsTail = void 0;
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cleanupEffect(this);
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this.onStop && this.onStop();
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this.flags &= -2;
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}
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}
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trigger() {
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if (this.flags & 64) {
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pausedQueueEffects.add(this);
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} else if (this.scheduler) {
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this.scheduler();
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} else {
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this.runIfDirty();
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}
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}
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/**
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* @internal
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*/
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runIfDirty() {
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if (isDirty(this)) {
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this.run();
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}
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}
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get dirty() {
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return isDirty(this);
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}
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}
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let batchDepth = 0;
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let batchedSub;
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let batchedComputed;
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function batch(sub, isComputed = false) {
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sub.flags |= 8;
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if (isComputed) {
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sub.next = batchedComputed;
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batchedComputed = sub;
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return;
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}
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sub.next = batchedSub;
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batchedSub = sub;
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}
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function startBatch() {
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batchDepth++;
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}
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function endBatch() {
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if (--batchDepth > 0) {
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return;
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}
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if (batchedComputed) {
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let e = batchedComputed;
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batchedComputed = void 0;
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while (e) {
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const next = e.next;
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e.next = void 0;
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e.flags &= -9;
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e = next;
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}
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}
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let error;
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while (batchedSub) {
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let e = batchedSub;
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batchedSub = void 0;
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while (e) {
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const next = e.next;
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e.next = void 0;
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e.flags &= -9;
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if (e.flags & 1) {
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try {
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;
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e.trigger();
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} catch (err) {
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if (!error) error = err;
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}
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}
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e = next;
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}
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}
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if (error) throw error;
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}
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function prepareDeps(sub) {
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for (let link = sub.deps; link; link = link.nextDep) {
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link.version = -1;
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link.prevActiveLink = link.dep.activeLink;
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link.dep.activeLink = link;
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}
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}
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function cleanupDeps(sub) {
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let head;
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let tail = sub.depsTail;
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let link = tail;
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while (link) {
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const prev = link.prevDep;
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if (link.version === -1) {
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if (link === tail) tail = prev;
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removeSub(link);
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removeDep(link);
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} else {
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head = link;
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}
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link.dep.activeLink = link.prevActiveLink;
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link.prevActiveLink = void 0;
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link = prev;
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}
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sub.deps = head;
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sub.depsTail = tail;
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}
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function isDirty(sub) {
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for (let link = sub.deps; link; link = link.nextDep) {
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if (link.dep.version !== link.version || link.dep.computed && (refreshComputed(link.dep.computed) || link.dep.version !== link.version)) {
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return true;
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}
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}
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if (sub._dirty) {
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return true;
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}
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return false;
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}
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function refreshComputed(computed) {
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if (computed.flags & 4 && !(computed.flags & 16)) {
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return;
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}
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computed.flags &= -17;
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if (computed.globalVersion === globalVersion) {
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return;
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}
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computed.globalVersion = globalVersion;
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if (!computed.isSSR && computed.flags & 128 && (!computed.deps && !computed._dirty || !isDirty(computed))) {
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return;
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}
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computed.flags |= 2;
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const dep = computed.dep;
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const prevSub = activeSub;
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const prevShouldTrack = shouldTrack;
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activeSub = computed;
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shouldTrack = true;
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try {
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prepareDeps(computed);
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const value = computed.fn(computed._value);
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if (dep.version === 0 || shared.hasChanged(value, computed._value)) {
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computed.flags |= 128;
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computed._value = value;
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dep.version++;
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}
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} catch (err) {
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dep.version++;
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throw err;
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} finally {
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activeSub = prevSub;
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shouldTrack = prevShouldTrack;
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cleanupDeps(computed);
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computed.flags &= -3;
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}
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}
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function removeSub(link, soft = false) {
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const { dep, prevSub, nextSub } = link;
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if (prevSub) {
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prevSub.nextSub = nextSub;
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link.prevSub = void 0;
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}
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if (nextSub) {
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nextSub.prevSub = prevSub;
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link.nextSub = void 0;
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}
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if (dep.subsHead === link) {
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dep.subsHead = nextSub;
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}
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if (dep.subs === link) {
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dep.subs = prevSub;
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if (!prevSub && dep.computed) {
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dep.computed.flags &= -5;
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for (let l = dep.computed.deps; l; l = l.nextDep) {
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removeSub(l, true);
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}
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}
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}
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if (!soft && !--dep.sc && dep.map) {
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dep.map.delete(dep.key);
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}
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}
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function removeDep(link) {
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const { prevDep, nextDep } = link;
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if (prevDep) {
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prevDep.nextDep = nextDep;
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link.prevDep = void 0;
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}
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if (nextDep) {
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nextDep.prevDep = prevDep;
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link.nextDep = void 0;
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}
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}
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function effect(fn, options) {
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if (fn.effect instanceof ReactiveEffect) {
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fn = fn.effect.fn;
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}
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const e = new ReactiveEffect(fn);
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if (options) {
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shared.extend(e, options);
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}
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try {
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e.run();
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} catch (err) {
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e.stop();
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throw err;
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}
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const runner = e.run.bind(e);
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runner.effect = e;
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return runner;
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}
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function stop(runner) {
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runner.effect.stop();
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}
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let shouldTrack = true;
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const trackStack = [];
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function pauseTracking() {
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trackStack.push(shouldTrack);
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shouldTrack = false;
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}
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function enableTracking() {
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trackStack.push(shouldTrack);
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shouldTrack = true;
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}
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function resetTracking() {
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const last = trackStack.pop();
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shouldTrack = last === void 0 ? true : last;
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}
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function onEffectCleanup(fn, failSilently = false) {
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if (activeSub instanceof ReactiveEffect) {
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activeSub.cleanup = fn;
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} else if (!failSilently) {
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warn(
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`onEffectCleanup() was called when there was no active effect to associate with.`
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);
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}
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}
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function cleanupEffect(e) {
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const { cleanup } = e;
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e.cleanup = void 0;
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if (cleanup) {
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const prevSub = activeSub;
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activeSub = void 0;
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try {
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cleanup();
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} finally {
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activeSub = prevSub;
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}
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}
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}
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let globalVersion = 0;
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class Link {
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constructor(sub, dep) {
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this.sub = sub;
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this.dep = dep;
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this.version = dep.version;
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this.nextDep = this.prevDep = this.nextSub = this.prevSub = this.prevActiveLink = void 0;
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}
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}
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class Dep {
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// TODO isolatedDeclarations "__v_skip"
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constructor(computed) {
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this.computed = computed;
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this.version = 0;
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/**
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* Link between this dep and the current active effect
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*/
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this.activeLink = void 0;
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/**
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* Doubly linked list representing the subscribing effects (tail)
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*/
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this.subs = void 0;
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/**
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* For object property deps cleanup
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*/
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this.map = void 0;
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this.key = void 0;
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/**
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* Subscriber counter
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*/
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this.sc = 0;
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/**
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* @internal
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*/
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this.__v_skip = true;
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{
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this.subsHead = void 0;
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}
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}
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track(debugInfo) {
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if (!activeSub || !shouldTrack || activeSub === this.computed) {
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return;
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}
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let link = this.activeLink;
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if (link === void 0 || link.sub !== activeSub) {
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link = this.activeLink = new Link(activeSub, this);
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if (!activeSub.deps) {
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activeSub.deps = activeSub.depsTail = link;
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} else {
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link.prevDep = activeSub.depsTail;
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activeSub.depsTail.nextDep = link;
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activeSub.depsTail = link;
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}
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addSub(link);
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} else if (link.version === -1) {
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link.version = this.version;
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if (link.nextDep) {
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const next = link.nextDep;
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next.prevDep = link.prevDep;
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if (link.prevDep) {
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link.prevDep.nextDep = next;
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}
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link.prevDep = activeSub.depsTail;
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link.nextDep = void 0;
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activeSub.depsTail.nextDep = link;
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activeSub.depsTail = link;
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if (activeSub.deps === link) {
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activeSub.deps = next;
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}
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}
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}
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if (activeSub.onTrack) {
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activeSub.onTrack(
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shared.extend(
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{
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effect: activeSub
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},
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debugInfo
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)
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);
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}
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return link;
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}
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trigger(debugInfo) {
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this.version++;
|
|
globalVersion++;
|
|
this.notify(debugInfo);
|
|
}
|
|
notify(debugInfo) {
|
|
startBatch();
|
|
try {
|
|
if (true) {
|
|
for (let head = this.subsHead; head; head = head.nextSub) {
|
|
if (head.sub.onTrigger && !(head.sub.flags & 8)) {
|
|
head.sub.onTrigger(
|
|
shared.extend(
|
|
{
|
|
effect: head.sub
|
|
},
|
|
debugInfo
|
|
)
|
|
);
|
|
}
|
|
}
|
|
}
|
|
for (let link = this.subs; link; link = link.prevSub) {
|
|
if (link.sub.notify()) {
|
|
;
|
|
link.sub.dep.notify();
|
|
}
|
|
}
|
|
} finally {
|
|
endBatch();
|
|
}
|
|
}
|
|
}
|
|
function addSub(link) {
|
|
link.dep.sc++;
|
|
if (link.sub.flags & 4) {
|
|
const computed = link.dep.computed;
|
|
if (computed && !link.dep.subs) {
|
|
computed.flags |= 4 | 16;
|
|
for (let l = computed.deps; l; l = l.nextDep) {
|
|
addSub(l);
|
|
}
|
|
}
|
|
const currentTail = link.dep.subs;
|
|
if (currentTail !== link) {
|
|
link.prevSub = currentTail;
|
|
if (currentTail) currentTail.nextSub = link;
|
|
}
|
|
if (link.dep.subsHead === void 0) {
|
|
link.dep.subsHead = link;
|
|
}
|
|
link.dep.subs = link;
|
|
}
|
|
}
|
|
const targetMap = /* @__PURE__ */ new WeakMap();
|
|
const ITERATE_KEY = Symbol(
|
|
"Object iterate"
|
|
);
|
|
const MAP_KEY_ITERATE_KEY = Symbol(
|
|
"Map keys iterate"
|
|
);
|
|
const ARRAY_ITERATE_KEY = Symbol(
|
|
"Array iterate"
|
|
);
|
|
function track(target, type, key) {
|
|
if (shouldTrack && activeSub) {
|
|
let depsMap = targetMap.get(target);
|
|
if (!depsMap) {
|
|
targetMap.set(target, depsMap = /* @__PURE__ */ new Map());
|
|
}
|
|
let dep = depsMap.get(key);
|
|
if (!dep) {
|
|
depsMap.set(key, dep = new Dep());
|
|
dep.map = depsMap;
|
|
dep.key = key;
|
|
}
|
|
{
|
|
dep.track({
|
|
target,
|
|
type,
|
|
key
|
|
});
|
|
}
|
|
}
|
|
}
|
|
function trigger(target, type, key, newValue, oldValue, oldTarget) {
|
|
const depsMap = targetMap.get(target);
|
|
if (!depsMap) {
|
|
globalVersion++;
|
|
return;
|
|
}
|
|
const run = (dep) => {
|
|
if (dep) {
|
|
{
|
|
dep.trigger({
|
|
target,
|
|
type,
|
|
key,
|
|
newValue,
|
|
oldValue,
|
|
oldTarget
|
|
});
|
|
}
|
|
}
|
|
};
|
|
startBatch();
|
|
if (type === "clear") {
|
|
depsMap.forEach(run);
|
|
} else {
|
|
const targetIsArray = shared.isArray(target);
|
|
const isArrayIndex = targetIsArray && shared.isIntegerKey(key);
|
|
if (targetIsArray && key === "length") {
|
|
const newLength = Number(newValue);
|
|
depsMap.forEach((dep, key2) => {
|
|
if (key2 === "length" || key2 === ARRAY_ITERATE_KEY || !shared.isSymbol(key2) && key2 >= newLength) {
|
|
run(dep);
|
|
}
|
|
});
|
|
} else {
|
|
if (key !== void 0 || depsMap.has(void 0)) {
|
|
run(depsMap.get(key));
|
|
}
|
|
if (isArrayIndex) {
|
|
run(depsMap.get(ARRAY_ITERATE_KEY));
|
|
}
|
|
switch (type) {
|
|
case "add":
|
|
if (!targetIsArray) {
|
|
run(depsMap.get(ITERATE_KEY));
|
|
if (shared.isMap(target)) {
|
|
run(depsMap.get(MAP_KEY_ITERATE_KEY));
|
|
}
|
|
} else if (isArrayIndex) {
|
|
run(depsMap.get("length"));
|
|
}
|
|
break;
|
|
case "delete":
|
|
if (!targetIsArray) {
|
|
run(depsMap.get(ITERATE_KEY));
|
|
if (shared.isMap(target)) {
|
|
run(depsMap.get(MAP_KEY_ITERATE_KEY));
|
|
}
|
|
}
|
|
break;
|
|
case "set":
|
|
if (shared.isMap(target)) {
|
|
run(depsMap.get(ITERATE_KEY));
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
endBatch();
|
|
}
|
|
function getDepFromReactive(object, key) {
|
|
const depMap = targetMap.get(object);
|
|
return depMap && depMap.get(key);
|
|
}
|
|
|
|
function reactiveReadArray(array) {
|
|
const raw = toRaw(array);
|
|
if (raw === array) return raw;
|
|
track(raw, "iterate", ARRAY_ITERATE_KEY);
|
|
return isShallow(array) ? raw : raw.map(toReactive);
|
|
}
|
|
function shallowReadArray(arr) {
|
|
track(arr = toRaw(arr), "iterate", ARRAY_ITERATE_KEY);
|
|
return arr;
|
|
}
|
|
const arrayInstrumentations = {
|
|
__proto__: null,
|
|
[Symbol.iterator]() {
|
|
return iterator(this, Symbol.iterator, toReactive);
|
|
},
|
|
concat(...args) {
|
|
return reactiveReadArray(this).concat(
|
|
...args.map((x) => shared.isArray(x) ? reactiveReadArray(x) : x)
|
|
);
|
|
},
|
|
entries() {
|
|
return iterator(this, "entries", (value) => {
|
|
value[1] = toReactive(value[1]);
|
|
return value;
|
|
});
|
|
},
|
|
every(fn, thisArg) {
|
|
return apply(this, "every", fn, thisArg, void 0, arguments);
|
|
},
|
|
filter(fn, thisArg) {
|
|
return apply(this, "filter", fn, thisArg, (v) => v.map(toReactive), arguments);
|
|
},
|
|
find(fn, thisArg) {
|
|
return apply(this, "find", fn, thisArg, toReactive, arguments);
|
|
},
|
|
findIndex(fn, thisArg) {
|
|
return apply(this, "findIndex", fn, thisArg, void 0, arguments);
|
|
},
|
|
findLast(fn, thisArg) {
|
|
return apply(this, "findLast", fn, thisArg, toReactive, arguments);
|
|
},
|
|
findLastIndex(fn, thisArg) {
|
|
return apply(this, "findLastIndex", fn, thisArg, void 0, arguments);
|
|
},
|
|
// flat, flatMap could benefit from ARRAY_ITERATE but are not straight-forward to implement
|
|
forEach(fn, thisArg) {
|
|
return apply(this, "forEach", fn, thisArg, void 0, arguments);
|
|
},
|
|
includes(...args) {
|
|
return searchProxy(this, "includes", args);
|
|
},
|
|
indexOf(...args) {
|
|
return searchProxy(this, "indexOf", args);
|
|
},
|
|
join(separator) {
|
|
return reactiveReadArray(this).join(separator);
|
|
},
|
|
// keys() iterator only reads `length`, no optimization required
|
|
lastIndexOf(...args) {
|
|
return searchProxy(this, "lastIndexOf", args);
|
|
},
|
|
map(fn, thisArg) {
|
|
return apply(this, "map", fn, thisArg, void 0, arguments);
|
|
},
|
|
pop() {
|
|
return noTracking(this, "pop");
|
|
},
|
|
push(...args) {
|
|
return noTracking(this, "push", args);
|
|
},
|
|
reduce(fn, ...args) {
|
|
return reduce(this, "reduce", fn, args);
|
|
},
|
|
reduceRight(fn, ...args) {
|
|
return reduce(this, "reduceRight", fn, args);
|
|
},
|
|
shift() {
|
|
return noTracking(this, "shift");
|
|
},
|
|
// slice could use ARRAY_ITERATE but also seems to beg for range tracking
|
|
some(fn, thisArg) {
|
|
return apply(this, "some", fn, thisArg, void 0, arguments);
|
|
},
|
|
splice(...args) {
|
|
return noTracking(this, "splice", args);
|
|
},
|
|
toReversed() {
|
|
return reactiveReadArray(this).toReversed();
|
|
},
|
|
toSorted(comparer) {
|
|
return reactiveReadArray(this).toSorted(comparer);
|
|
},
|
|
toSpliced(...args) {
|
|
return reactiveReadArray(this).toSpliced(...args);
|
|
},
|
|
unshift(...args) {
|
|
return noTracking(this, "unshift", args);
|
|
},
|
|
values() {
|
|
return iterator(this, "values", toReactive);
|
|
}
|
|
};
|
|
function iterator(self, method, wrapValue) {
|
|
const arr = shallowReadArray(self);
|
|
const iter = arr[method]();
|
|
if (arr !== self && !isShallow(self)) {
|
|
iter._next = iter.next;
|
|
iter.next = () => {
|
|
const result = iter._next();
|
|
if (result.value) {
|
|
result.value = wrapValue(result.value);
|
|
}
|
|
return result;
|
|
};
|
|
}
|
|
return iter;
|
|
}
|
|
const arrayProto = Array.prototype;
|
|
function apply(self, method, fn, thisArg, wrappedRetFn, args) {
|
|
const arr = shallowReadArray(self);
|
|
const needsWrap = arr !== self && !isShallow(self);
|
|
const methodFn = arr[method];
|
|
if (methodFn !== arrayProto[method]) {
|
|
const result2 = methodFn.apply(self, args);
|
|
return needsWrap ? toReactive(result2) : result2;
|
|
}
|
|
let wrappedFn = fn;
|
|
if (arr !== self) {
|
|
if (needsWrap) {
|
|
wrappedFn = function(item, index) {
|
|
return fn.call(this, toReactive(item), index, self);
|
|
};
|
|
} else if (fn.length > 2) {
|
|
wrappedFn = function(item, index) {
|
|
return fn.call(this, item, index, self);
|
|
};
|
|
}
|
|
}
|
|
const result = methodFn.call(arr, wrappedFn, thisArg);
|
|
return needsWrap && wrappedRetFn ? wrappedRetFn(result) : result;
|
|
}
|
|
function reduce(self, method, fn, args) {
|
|
const arr = shallowReadArray(self);
|
|
let wrappedFn = fn;
|
|
if (arr !== self) {
|
|
if (!isShallow(self)) {
|
|
wrappedFn = function(acc, item, index) {
|
|
return fn.call(this, acc, toReactive(item), index, self);
|
|
};
|
|
} else if (fn.length > 3) {
|
|
wrappedFn = function(acc, item, index) {
|
|
return fn.call(this, acc, item, index, self);
|
|
};
|
|
}
|
|
}
|
|
return arr[method](wrappedFn, ...args);
|
|
}
|
|
function searchProxy(self, method, args) {
|
|
const arr = toRaw(self);
|
|
track(arr, "iterate", ARRAY_ITERATE_KEY);
|
|
const res = arr[method](...args);
|
|
if ((res === -1 || res === false) && isProxy(args[0])) {
|
|
args[0] = toRaw(args[0]);
|
|
return arr[method](...args);
|
|
}
|
|
return res;
|
|
}
|
|
function noTracking(self, method, args = []) {
|
|
pauseTracking();
|
|
startBatch();
|
|
const res = toRaw(self)[method].apply(self, args);
|
|
endBatch();
|
|
resetTracking();
|
|
return res;
|
|
}
|
|
|
|
const isNonTrackableKeys = /* @__PURE__ */ shared.makeMap(`__proto__,__v_isRef,__isVue`);
|
|
const builtInSymbols = new Set(
|
|
/* @__PURE__ */ Object.getOwnPropertyNames(Symbol).filter((key) => key !== "arguments" && key !== "caller").map((key) => Symbol[key]).filter(shared.isSymbol)
|
|
);
|
|
function hasOwnProperty(key) {
|
|
if (!shared.isSymbol(key)) key = String(key);
|
|
const obj = toRaw(this);
|
|
track(obj, "has", key);
|
|
return obj.hasOwnProperty(key);
|
|
}
|
|
class BaseReactiveHandler {
|
|
constructor(_isReadonly = false, _isShallow = false) {
|
|
this._isReadonly = _isReadonly;
|
|
this._isShallow = _isShallow;
|
|
}
|
|
get(target, key, receiver) {
|
|
if (key === "__v_skip") return target["__v_skip"];
|
|
const isReadonly2 = this._isReadonly, isShallow2 = this._isShallow;
|
|
if (key === "__v_isReactive") {
|
|
return !isReadonly2;
|
|
} else if (key === "__v_isReadonly") {
|
|
return isReadonly2;
|
|
} else if (key === "__v_isShallow") {
|
|
return isShallow2;
|
|
} else if (key === "__v_raw") {
|
|
if (receiver === (isReadonly2 ? isShallow2 ? shallowReadonlyMap : readonlyMap : isShallow2 ? shallowReactiveMap : reactiveMap).get(target) || // receiver is not the reactive proxy, but has the same prototype
|
|
// this means the receiver is a user proxy of the reactive proxy
|
|
Object.getPrototypeOf(target) === Object.getPrototypeOf(receiver)) {
|
|
return target;
|
|
}
|
|
return;
|
|
}
|
|
const targetIsArray = shared.isArray(target);
|
|
if (!isReadonly2) {
|
|
let fn;
|
|
if (targetIsArray && (fn = arrayInstrumentations[key])) {
|
|
return fn;
|
|
}
|
|
if (key === "hasOwnProperty") {
|
|
return hasOwnProperty;
|
|
}
|
|
}
|
|
const res = Reflect.get(
|
|
target,
|
|
key,
|
|
// if this is a proxy wrapping a ref, return methods using the raw ref
|
|
// as receiver so that we don't have to call `toRaw` on the ref in all
|
|
// its class methods
|
|
isRef(target) ? target : receiver
|
|
);
|
|
if (shared.isSymbol(key) ? builtInSymbols.has(key) : isNonTrackableKeys(key)) {
|
|
return res;
|
|
}
|
|
if (!isReadonly2) {
|
|
track(target, "get", key);
|
|
}
|
|
if (isShallow2) {
|
|
return res;
|
|
}
|
|
if (isRef(res)) {
|
|
return targetIsArray && shared.isIntegerKey(key) ? res : res.value;
|
|
}
|
|
if (shared.isObject(res)) {
|
|
return isReadonly2 ? readonly(res) : reactive(res);
|
|
}
|
|
return res;
|
|
}
|
|
}
|
|
class MutableReactiveHandler extends BaseReactiveHandler {
|
|
constructor(isShallow2 = false) {
|
|
super(false, isShallow2);
|
|
}
|
|
set(target, key, value, receiver) {
|
|
let oldValue = target[key];
|
|
if (!this._isShallow) {
|
|
const isOldValueReadonly = isReadonly(oldValue);
|
|
if (!isShallow(value) && !isReadonly(value)) {
|
|
oldValue = toRaw(oldValue);
|
|
value = toRaw(value);
|
|
}
|
|
if (!shared.isArray(target) && isRef(oldValue) && !isRef(value)) {
|
|
if (isOldValueReadonly) {
|
|
{
|
|
warn(
|
|
`Set operation on key "${String(key)}" failed: target is readonly.`,
|
|
target[key]
|
|
);
|
|
}
|
|
return true;
|
|
} else {
|
|
oldValue.value = value;
|
|
return true;
|
|
}
|
|
}
|
|
}
|
|
const hadKey = shared.isArray(target) && shared.isIntegerKey(key) ? Number(key) < target.length : shared.hasOwn(target, key);
|
|
const result = Reflect.set(
|
|
target,
|
|
key,
|
|
value,
|
|
isRef(target) ? target : receiver
|
|
);
|
|
if (target === toRaw(receiver)) {
|
|
if (!hadKey) {
|
|
trigger(target, "add", key, value);
|
|
} else if (shared.hasChanged(value, oldValue)) {
|
|
trigger(target, "set", key, value, oldValue);
|
|
}
|
|
}
|
|
return result;
|
|
}
|
|
deleteProperty(target, key) {
|
|
const hadKey = shared.hasOwn(target, key);
|
|
const oldValue = target[key];
|
|
const result = Reflect.deleteProperty(target, key);
|
|
if (result && hadKey) {
|
|
trigger(target, "delete", key, void 0, oldValue);
|
|
}
|
|
return result;
|
|
}
|
|
has(target, key) {
|
|
const result = Reflect.has(target, key);
|
|
if (!shared.isSymbol(key) || !builtInSymbols.has(key)) {
|
|
track(target, "has", key);
|
|
}
|
|
return result;
|
|
}
|
|
ownKeys(target) {
|
|
track(
|
|
target,
|
|
"iterate",
|
|
shared.isArray(target) ? "length" : ITERATE_KEY
|
|
);
|
|
return Reflect.ownKeys(target);
|
|
}
|
|
}
|
|
class ReadonlyReactiveHandler extends BaseReactiveHandler {
|
|
constructor(isShallow2 = false) {
|
|
super(true, isShallow2);
|
|
}
|
|
set(target, key) {
|
|
{
|
|
warn(
|
|
`Set operation on key "${String(key)}" failed: target is readonly.`,
|
|
target
|
|
);
|
|
}
|
|
return true;
|
|
}
|
|
deleteProperty(target, key) {
|
|
{
|
|
warn(
|
|
`Delete operation on key "${String(key)}" failed: target is readonly.`,
|
|
target
|
|
);
|
|
}
|
|
return true;
|
|
}
|
|
}
|
|
const mutableHandlers = /* @__PURE__ */ new MutableReactiveHandler();
|
|
const readonlyHandlers = /* @__PURE__ */ new ReadonlyReactiveHandler();
|
|
const shallowReactiveHandlers = /* @__PURE__ */ new MutableReactiveHandler(true);
|
|
const shallowReadonlyHandlers = /* @__PURE__ */ new ReadonlyReactiveHandler(true);
|
|
|
|
const toShallow = (value) => value;
|
|
const getProto = (v) => Reflect.getPrototypeOf(v);
|
|
function createIterableMethod(method, isReadonly2, isShallow2) {
|
|
return function(...args) {
|
|
const target = this["__v_raw"];
|
|
const rawTarget = toRaw(target);
|
|
const targetIsMap = shared.isMap(rawTarget);
|
|
const isPair = method === "entries" || method === Symbol.iterator && targetIsMap;
|
|
const isKeyOnly = method === "keys" && targetIsMap;
|
|
const innerIterator = target[method](...args);
|
|
const wrap = isShallow2 ? toShallow : isReadonly2 ? toReadonly : toReactive;
|
|
!isReadonly2 && track(
|
|
rawTarget,
|
|
"iterate",
|
|
isKeyOnly ? MAP_KEY_ITERATE_KEY : ITERATE_KEY
|
|
);
|
|
return {
|
|
// iterator protocol
|
|
next() {
|
|
const { value, done } = innerIterator.next();
|
|
return done ? { value, done } : {
|
|
value: isPair ? [wrap(value[0]), wrap(value[1])] : wrap(value),
|
|
done
|
|
};
|
|
},
|
|
// iterable protocol
|
|
[Symbol.iterator]() {
|
|
return this;
|
|
}
|
|
};
|
|
};
|
|
}
|
|
function createReadonlyMethod(type) {
|
|
return function(...args) {
|
|
{
|
|
const key = args[0] ? `on key "${args[0]}" ` : ``;
|
|
warn(
|
|
`${shared.capitalize(type)} operation ${key}failed: target is readonly.`,
|
|
toRaw(this)
|
|
);
|
|
}
|
|
return type === "delete" ? false : type === "clear" ? void 0 : this;
|
|
};
|
|
}
|
|
function createInstrumentations(readonly, shallow) {
|
|
const instrumentations = {
|
|
get(key) {
|
|
const target = this["__v_raw"];
|
|
const rawTarget = toRaw(target);
|
|
const rawKey = toRaw(key);
|
|
if (!readonly) {
|
|
if (shared.hasChanged(key, rawKey)) {
|
|
track(rawTarget, "get", key);
|
|
}
|
|
track(rawTarget, "get", rawKey);
|
|
}
|
|
const { has } = getProto(rawTarget);
|
|
const wrap = shallow ? toShallow : readonly ? toReadonly : toReactive;
|
|
if (has.call(rawTarget, key)) {
|
|
return wrap(target.get(key));
|
|
} else if (has.call(rawTarget, rawKey)) {
|
|
return wrap(target.get(rawKey));
|
|
} else if (target !== rawTarget) {
|
|
target.get(key);
|
|
}
|
|
},
|
|
get size() {
|
|
const target = this["__v_raw"];
|
|
!readonly && track(toRaw(target), "iterate", ITERATE_KEY);
|
|
return target.size;
|
|
},
|
|
has(key) {
|
|
const target = this["__v_raw"];
|
|
const rawTarget = toRaw(target);
|
|
const rawKey = toRaw(key);
|
|
if (!readonly) {
|
|
if (shared.hasChanged(key, rawKey)) {
|
|
track(rawTarget, "has", key);
|
|
}
|
|
track(rawTarget, "has", rawKey);
|
|
}
|
|
return key === rawKey ? target.has(key) : target.has(key) || target.has(rawKey);
|
|
},
|
|
forEach(callback, thisArg) {
|
|
const observed = this;
|
|
const target = observed["__v_raw"];
|
|
const rawTarget = toRaw(target);
|
|
const wrap = shallow ? toShallow : readonly ? toReadonly : toReactive;
|
|
!readonly && track(rawTarget, "iterate", ITERATE_KEY);
|
|
return target.forEach((value, key) => {
|
|
return callback.call(thisArg, wrap(value), wrap(key), observed);
|
|
});
|
|
}
|
|
};
|
|
shared.extend(
|
|
instrumentations,
|
|
readonly ? {
|
|
add: createReadonlyMethod("add"),
|
|
set: createReadonlyMethod("set"),
|
|
delete: createReadonlyMethod("delete"),
|
|
clear: createReadonlyMethod("clear")
|
|
} : {
|
|
add(value) {
|
|
if (!shallow && !isShallow(value) && !isReadonly(value)) {
|
|
value = toRaw(value);
|
|
}
|
|
const target = toRaw(this);
|
|
const proto = getProto(target);
|
|
const hadKey = proto.has.call(target, value);
|
|
if (!hadKey) {
|
|
target.add(value);
|
|
trigger(target, "add", value, value);
|
|
}
|
|
return this;
|
|
},
|
|
set(key, value) {
|
|
if (!shallow && !isShallow(value) && !isReadonly(value)) {
|
|
value = toRaw(value);
|
|
}
|
|
const target = toRaw(this);
|
|
const { has, get } = getProto(target);
|
|
let hadKey = has.call(target, key);
|
|
if (!hadKey) {
|
|
key = toRaw(key);
|
|
hadKey = has.call(target, key);
|
|
} else {
|
|
checkIdentityKeys(target, has, key);
|
|
}
|
|
const oldValue = get.call(target, key);
|
|
target.set(key, value);
|
|
if (!hadKey) {
|
|
trigger(target, "add", key, value);
|
|
} else if (shared.hasChanged(value, oldValue)) {
|
|
trigger(target, "set", key, value, oldValue);
|
|
}
|
|
return this;
|
|
},
|
|
delete(key) {
|
|
const target = toRaw(this);
|
|
const { has, get } = getProto(target);
|
|
let hadKey = has.call(target, key);
|
|
if (!hadKey) {
|
|
key = toRaw(key);
|
|
hadKey = has.call(target, key);
|
|
} else {
|
|
checkIdentityKeys(target, has, key);
|
|
}
|
|
const oldValue = get ? get.call(target, key) : void 0;
|
|
const result = target.delete(key);
|
|
if (hadKey) {
|
|
trigger(target, "delete", key, void 0, oldValue);
|
|
}
|
|
return result;
|
|
},
|
|
clear() {
|
|
const target = toRaw(this);
|
|
const hadItems = target.size !== 0;
|
|
const oldTarget = shared.isMap(target) ? new Map(target) : new Set(target) ;
|
|
const result = target.clear();
|
|
if (hadItems) {
|
|
trigger(
|
|
target,
|
|
"clear",
|
|
void 0,
|
|
void 0,
|
|
oldTarget
|
|
);
|
|
}
|
|
return result;
|
|
}
|
|
}
|
|
);
|
|
const iteratorMethods = [
|
|
"keys",
|
|
"values",
|
|
"entries",
|
|
Symbol.iterator
|
|
];
|
|
iteratorMethods.forEach((method) => {
|
|
instrumentations[method] = createIterableMethod(method, readonly, shallow);
|
|
});
|
|
return instrumentations;
|
|
}
|
|
function createInstrumentationGetter(isReadonly2, shallow) {
|
|
const instrumentations = createInstrumentations(isReadonly2, shallow);
|
|
return (target, key, receiver) => {
|
|
if (key === "__v_isReactive") {
|
|
return !isReadonly2;
|
|
} else if (key === "__v_isReadonly") {
|
|
return isReadonly2;
|
|
} else if (key === "__v_raw") {
|
|
return target;
|
|
}
|
|
return Reflect.get(
|
|
shared.hasOwn(instrumentations, key) && key in target ? instrumentations : target,
|
|
key,
|
|
receiver
|
|
);
|
|
};
|
|
}
|
|
const mutableCollectionHandlers = {
|
|
get: /* @__PURE__ */ createInstrumentationGetter(false, false)
|
|
};
|
|
const shallowCollectionHandlers = {
|
|
get: /* @__PURE__ */ createInstrumentationGetter(false, true)
|
|
};
|
|
const readonlyCollectionHandlers = {
|
|
get: /* @__PURE__ */ createInstrumentationGetter(true, false)
|
|
};
|
|
const shallowReadonlyCollectionHandlers = {
|
|
get: /* @__PURE__ */ createInstrumentationGetter(true, true)
|
|
};
|
|
function checkIdentityKeys(target, has, key) {
|
|
const rawKey = toRaw(key);
|
|
if (rawKey !== key && has.call(target, rawKey)) {
|
|
const type = shared.toRawType(target);
|
|
warn(
|
|
`Reactive ${type} contains both the raw and reactive versions of the same object${type === `Map` ? ` as keys` : ``}, which can lead to inconsistencies. Avoid differentiating between the raw and reactive versions of an object and only use the reactive version if possible.`
|
|
);
|
|
}
|
|
}
|
|
|
|
const reactiveMap = /* @__PURE__ */ new WeakMap();
|
|
const shallowReactiveMap = /* @__PURE__ */ new WeakMap();
|
|
const readonlyMap = /* @__PURE__ */ new WeakMap();
|
|
const shallowReadonlyMap = /* @__PURE__ */ new WeakMap();
|
|
function targetTypeMap(rawType) {
|
|
switch (rawType) {
|
|
case "Object":
|
|
case "Array":
|
|
return 1 /* COMMON */;
|
|
case "Map":
|
|
case "Set":
|
|
case "WeakMap":
|
|
case "WeakSet":
|
|
return 2 /* COLLECTION */;
|
|
default:
|
|
return 0 /* INVALID */;
|
|
}
|
|
}
|
|
function getTargetType(value) {
|
|
return value["__v_skip"] || !Object.isExtensible(value) ? 0 /* INVALID */ : targetTypeMap(shared.toRawType(value));
|
|
}
|
|
function reactive(target) {
|
|
if (isReadonly(target)) {
|
|
return target;
|
|
}
|
|
return createReactiveObject(
|
|
target,
|
|
false,
|
|
mutableHandlers,
|
|
mutableCollectionHandlers,
|
|
reactiveMap
|
|
);
|
|
}
|
|
function shallowReactive(target) {
|
|
return createReactiveObject(
|
|
target,
|
|
false,
|
|
shallowReactiveHandlers,
|
|
shallowCollectionHandlers,
|
|
shallowReactiveMap
|
|
);
|
|
}
|
|
function readonly(target) {
|
|
return createReactiveObject(
|
|
target,
|
|
true,
|
|
readonlyHandlers,
|
|
readonlyCollectionHandlers,
|
|
readonlyMap
|
|
);
|
|
}
|
|
function shallowReadonly(target) {
|
|
return createReactiveObject(
|
|
target,
|
|
true,
|
|
shallowReadonlyHandlers,
|
|
shallowReadonlyCollectionHandlers,
|
|
shallowReadonlyMap
|
|
);
|
|
}
|
|
function createReactiveObject(target, isReadonly2, baseHandlers, collectionHandlers, proxyMap) {
|
|
if (!shared.isObject(target)) {
|
|
{
|
|
warn(
|
|
`value cannot be made ${isReadonly2 ? "readonly" : "reactive"}: ${String(
|
|
target
|
|
)}`
|
|
);
|
|
}
|
|
return target;
|
|
}
|
|
if (target["__v_raw"] && !(isReadonly2 && target["__v_isReactive"])) {
|
|
return target;
|
|
}
|
|
const targetType = getTargetType(target);
|
|
if (targetType === 0 /* INVALID */) {
|
|
return target;
|
|
}
|
|
const existingProxy = proxyMap.get(target);
|
|
if (existingProxy) {
|
|
return existingProxy;
|
|
}
|
|
const proxy = new Proxy(
|
|
target,
|
|
targetType === 2 /* COLLECTION */ ? collectionHandlers : baseHandlers
|
|
);
|
|
proxyMap.set(target, proxy);
|
|
return proxy;
|
|
}
|
|
function isReactive(value) {
|
|
if (isReadonly(value)) {
|
|
return isReactive(value["__v_raw"]);
|
|
}
|
|
return !!(value && value["__v_isReactive"]);
|
|
}
|
|
function isReadonly(value) {
|
|
return !!(value && value["__v_isReadonly"]);
|
|
}
|
|
function isShallow(value) {
|
|
return !!(value && value["__v_isShallow"]);
|
|
}
|
|
function isProxy(value) {
|
|
return value ? !!value["__v_raw"] : false;
|
|
}
|
|
function toRaw(observed) {
|
|
const raw = observed && observed["__v_raw"];
|
|
return raw ? toRaw(raw) : observed;
|
|
}
|
|
function markRaw(value) {
|
|
if (!shared.hasOwn(value, "__v_skip") && Object.isExtensible(value)) {
|
|
shared.def(value, "__v_skip", true);
|
|
}
|
|
return value;
|
|
}
|
|
const toReactive = (value) => shared.isObject(value) ? reactive(value) : value;
|
|
const toReadonly = (value) => shared.isObject(value) ? readonly(value) : value;
|
|
|
|
function isRef(r) {
|
|
return r ? r["__v_isRef"] === true : false;
|
|
}
|
|
function ref(value) {
|
|
return createRef(value, false);
|
|
}
|
|
function shallowRef(value) {
|
|
return createRef(value, true);
|
|
}
|
|
function createRef(rawValue, shallow) {
|
|
if (isRef(rawValue)) {
|
|
return rawValue;
|
|
}
|
|
return new RefImpl(rawValue, shallow);
|
|
}
|
|
class RefImpl {
|
|
constructor(value, isShallow2) {
|
|
this.dep = new Dep();
|
|
this["__v_isRef"] = true;
|
|
this["__v_isShallow"] = false;
|
|
this._rawValue = isShallow2 ? value : toRaw(value);
|
|
this._value = isShallow2 ? value : toReactive(value);
|
|
this["__v_isShallow"] = isShallow2;
|
|
}
|
|
get value() {
|
|
{
|
|
this.dep.track({
|
|
target: this,
|
|
type: "get",
|
|
key: "value"
|
|
});
|
|
}
|
|
return this._value;
|
|
}
|
|
set value(newValue) {
|
|
const oldValue = this._rawValue;
|
|
const useDirectValue = this["__v_isShallow"] || isShallow(newValue) || isReadonly(newValue);
|
|
newValue = useDirectValue ? newValue : toRaw(newValue);
|
|
if (shared.hasChanged(newValue, oldValue)) {
|
|
this._rawValue = newValue;
|
|
this._value = useDirectValue ? newValue : toReactive(newValue);
|
|
{
|
|
this.dep.trigger({
|
|
target: this,
|
|
type: "set",
|
|
key: "value",
|
|
newValue,
|
|
oldValue
|
|
});
|
|
}
|
|
}
|
|
}
|
|
}
|
|
function triggerRef(ref2) {
|
|
if (ref2.dep) {
|
|
{
|
|
ref2.dep.trigger({
|
|
target: ref2,
|
|
type: "set",
|
|
key: "value",
|
|
newValue: ref2._value
|
|
});
|
|
}
|
|
}
|
|
}
|
|
function unref(ref2) {
|
|
return isRef(ref2) ? ref2.value : ref2;
|
|
}
|
|
function toValue(source) {
|
|
return shared.isFunction(source) ? source() : unref(source);
|
|
}
|
|
const shallowUnwrapHandlers = {
|
|
get: (target, key, receiver) => key === "__v_raw" ? target : unref(Reflect.get(target, key, receiver)),
|
|
set: (target, key, value, receiver) => {
|
|
const oldValue = target[key];
|
|
if (isRef(oldValue) && !isRef(value)) {
|
|
oldValue.value = value;
|
|
return true;
|
|
} else {
|
|
return Reflect.set(target, key, value, receiver);
|
|
}
|
|
}
|
|
};
|
|
function proxyRefs(objectWithRefs) {
|
|
return isReactive(objectWithRefs) ? objectWithRefs : new Proxy(objectWithRefs, shallowUnwrapHandlers);
|
|
}
|
|
class CustomRefImpl {
|
|
constructor(factory) {
|
|
this["__v_isRef"] = true;
|
|
this._value = void 0;
|
|
const dep = this.dep = new Dep();
|
|
const { get, set } = factory(dep.track.bind(dep), dep.trigger.bind(dep));
|
|
this._get = get;
|
|
this._set = set;
|
|
}
|
|
get value() {
|
|
return this._value = this._get();
|
|
}
|
|
set value(newVal) {
|
|
this._set(newVal);
|
|
}
|
|
}
|
|
function customRef(factory) {
|
|
return new CustomRefImpl(factory);
|
|
}
|
|
function toRefs(object) {
|
|
if (!isProxy(object)) {
|
|
warn(`toRefs() expects a reactive object but received a plain one.`);
|
|
}
|
|
const ret = shared.isArray(object) ? new Array(object.length) : {};
|
|
for (const key in object) {
|
|
ret[key] = propertyToRef(object, key);
|
|
}
|
|
return ret;
|
|
}
|
|
class ObjectRefImpl {
|
|
constructor(_object, _key, _defaultValue) {
|
|
this._object = _object;
|
|
this._key = _key;
|
|
this._defaultValue = _defaultValue;
|
|
this["__v_isRef"] = true;
|
|
this._value = void 0;
|
|
}
|
|
get value() {
|
|
const val = this._object[this._key];
|
|
return this._value = val === void 0 ? this._defaultValue : val;
|
|
}
|
|
set value(newVal) {
|
|
this._object[this._key] = newVal;
|
|
}
|
|
get dep() {
|
|
return getDepFromReactive(toRaw(this._object), this._key);
|
|
}
|
|
}
|
|
class GetterRefImpl {
|
|
constructor(_getter) {
|
|
this._getter = _getter;
|
|
this["__v_isRef"] = true;
|
|
this["__v_isReadonly"] = true;
|
|
this._value = void 0;
|
|
}
|
|
get value() {
|
|
return this._value = this._getter();
|
|
}
|
|
}
|
|
function toRef(source, key, defaultValue) {
|
|
if (isRef(source)) {
|
|
return source;
|
|
} else if (shared.isFunction(source)) {
|
|
return new GetterRefImpl(source);
|
|
} else if (shared.isObject(source) && arguments.length > 1) {
|
|
return propertyToRef(source, key, defaultValue);
|
|
} else {
|
|
return ref(source);
|
|
}
|
|
}
|
|
function propertyToRef(source, key, defaultValue) {
|
|
const val = source[key];
|
|
return isRef(val) ? val : new ObjectRefImpl(source, key, defaultValue);
|
|
}
|
|
|
|
class ComputedRefImpl {
|
|
constructor(fn, setter, isSSR) {
|
|
this.fn = fn;
|
|
this.setter = setter;
|
|
/**
|
|
* @internal
|
|
*/
|
|
this._value = void 0;
|
|
/**
|
|
* @internal
|
|
*/
|
|
this.dep = new Dep(this);
|
|
/**
|
|
* @internal
|
|
*/
|
|
this.__v_isRef = true;
|
|
// TODO isolatedDeclarations "__v_isReadonly"
|
|
// A computed is also a subscriber that tracks other deps
|
|
/**
|
|
* @internal
|
|
*/
|
|
this.deps = void 0;
|
|
/**
|
|
* @internal
|
|
*/
|
|
this.depsTail = void 0;
|
|
/**
|
|
* @internal
|
|
*/
|
|
this.flags = 16;
|
|
/**
|
|
* @internal
|
|
*/
|
|
this.globalVersion = globalVersion - 1;
|
|
/**
|
|
* @internal
|
|
*/
|
|
this.next = void 0;
|
|
// for backwards compat
|
|
this.effect = this;
|
|
this["__v_isReadonly"] = !setter;
|
|
this.isSSR = isSSR;
|
|
}
|
|
/**
|
|
* @internal
|
|
*/
|
|
notify() {
|
|
this.flags |= 16;
|
|
if (!(this.flags & 8) && // avoid infinite self recursion
|
|
activeSub !== this) {
|
|
batch(this, true);
|
|
return true;
|
|
}
|
|
}
|
|
get value() {
|
|
const link = this.dep.track({
|
|
target: this,
|
|
type: "get",
|
|
key: "value"
|
|
}) ;
|
|
refreshComputed(this);
|
|
if (link) {
|
|
link.version = this.dep.version;
|
|
}
|
|
return this._value;
|
|
}
|
|
set value(newValue) {
|
|
if (this.setter) {
|
|
this.setter(newValue);
|
|
} else {
|
|
warn("Write operation failed: computed value is readonly");
|
|
}
|
|
}
|
|
}
|
|
function computed(getterOrOptions, debugOptions, isSSR = false) {
|
|
let getter;
|
|
let setter;
|
|
if (shared.isFunction(getterOrOptions)) {
|
|
getter = getterOrOptions;
|
|
} else {
|
|
getter = getterOrOptions.get;
|
|
setter = getterOrOptions.set;
|
|
}
|
|
const cRef = new ComputedRefImpl(getter, setter, isSSR);
|
|
if (debugOptions && !isSSR) {
|
|
cRef.onTrack = debugOptions.onTrack;
|
|
cRef.onTrigger = debugOptions.onTrigger;
|
|
}
|
|
return cRef;
|
|
}
|
|
|
|
const TrackOpTypes = {
|
|
"GET": "get",
|
|
"HAS": "has",
|
|
"ITERATE": "iterate"
|
|
};
|
|
const TriggerOpTypes = {
|
|
"SET": "set",
|
|
"ADD": "add",
|
|
"DELETE": "delete",
|
|
"CLEAR": "clear"
|
|
};
|
|
const ReactiveFlags = {
|
|
"SKIP": "__v_skip",
|
|
"IS_REACTIVE": "__v_isReactive",
|
|
"IS_READONLY": "__v_isReadonly",
|
|
"IS_SHALLOW": "__v_isShallow",
|
|
"RAW": "__v_raw",
|
|
"IS_REF": "__v_isRef"
|
|
};
|
|
|
|
const WatchErrorCodes = {
|
|
"WATCH_GETTER": 2,
|
|
"2": "WATCH_GETTER",
|
|
"WATCH_CALLBACK": 3,
|
|
"3": "WATCH_CALLBACK",
|
|
"WATCH_CLEANUP": 4,
|
|
"4": "WATCH_CLEANUP"
|
|
};
|
|
const INITIAL_WATCHER_VALUE = {};
|
|
const cleanupMap = /* @__PURE__ */ new WeakMap();
|
|
let activeWatcher = void 0;
|
|
function getCurrentWatcher() {
|
|
return activeWatcher;
|
|
}
|
|
function onWatcherCleanup(cleanupFn, failSilently = false, owner = activeWatcher) {
|
|
if (owner) {
|
|
let cleanups = cleanupMap.get(owner);
|
|
if (!cleanups) cleanupMap.set(owner, cleanups = []);
|
|
cleanups.push(cleanupFn);
|
|
} else if (!failSilently) {
|
|
warn(
|
|
`onWatcherCleanup() was called when there was no active watcher to associate with.`
|
|
);
|
|
}
|
|
}
|
|
function watch(source, cb, options = shared.EMPTY_OBJ) {
|
|
const { immediate, deep, once, scheduler, augmentJob, call } = options;
|
|
const warnInvalidSource = (s) => {
|
|
(options.onWarn || warn)(
|
|
`Invalid watch source: `,
|
|
s,
|
|
`A watch source can only be a getter/effect function, a ref, a reactive object, or an array of these types.`
|
|
);
|
|
};
|
|
const reactiveGetter = (source2) => {
|
|
if (deep) return source2;
|
|
if (isShallow(source2) || deep === false || deep === 0)
|
|
return traverse(source2, 1);
|
|
return traverse(source2);
|
|
};
|
|
let effect;
|
|
let getter;
|
|
let cleanup;
|
|
let boundCleanup;
|
|
let forceTrigger = false;
|
|
let isMultiSource = false;
|
|
if (isRef(source)) {
|
|
getter = () => source.value;
|
|
forceTrigger = isShallow(source);
|
|
} else if (isReactive(source)) {
|
|
getter = () => reactiveGetter(source);
|
|
forceTrigger = true;
|
|
} else if (shared.isArray(source)) {
|
|
isMultiSource = true;
|
|
forceTrigger = source.some((s) => isReactive(s) || isShallow(s));
|
|
getter = () => source.map((s) => {
|
|
if (isRef(s)) {
|
|
return s.value;
|
|
} else if (isReactive(s)) {
|
|
return reactiveGetter(s);
|
|
} else if (shared.isFunction(s)) {
|
|
return call ? call(s, 2) : s();
|
|
} else {
|
|
warnInvalidSource(s);
|
|
}
|
|
});
|
|
} else if (shared.isFunction(source)) {
|
|
if (cb) {
|
|
getter = call ? () => call(source, 2) : source;
|
|
} else {
|
|
getter = () => {
|
|
if (cleanup) {
|
|
pauseTracking();
|
|
try {
|
|
cleanup();
|
|
} finally {
|
|
resetTracking();
|
|
}
|
|
}
|
|
const currentEffect = activeWatcher;
|
|
activeWatcher = effect;
|
|
try {
|
|
return call ? call(source, 3, [boundCleanup]) : source(boundCleanup);
|
|
} finally {
|
|
activeWatcher = currentEffect;
|
|
}
|
|
};
|
|
}
|
|
} else {
|
|
getter = shared.NOOP;
|
|
warnInvalidSource(source);
|
|
}
|
|
if (cb && deep) {
|
|
const baseGetter = getter;
|
|
const depth = deep === true ? Infinity : deep;
|
|
getter = () => traverse(baseGetter(), depth);
|
|
}
|
|
const scope = getCurrentScope();
|
|
const watchHandle = () => {
|
|
effect.stop();
|
|
if (scope && scope.active) {
|
|
shared.remove(scope.effects, effect);
|
|
}
|
|
};
|
|
if (once && cb) {
|
|
const _cb = cb;
|
|
cb = (...args) => {
|
|
_cb(...args);
|
|
watchHandle();
|
|
};
|
|
}
|
|
let oldValue = isMultiSource ? new Array(source.length).fill(INITIAL_WATCHER_VALUE) : INITIAL_WATCHER_VALUE;
|
|
const job = (immediateFirstRun) => {
|
|
if (!(effect.flags & 1) || !effect.dirty && !immediateFirstRun) {
|
|
return;
|
|
}
|
|
if (cb) {
|
|
const newValue = effect.run();
|
|
if (deep || forceTrigger || (isMultiSource ? newValue.some((v, i) => shared.hasChanged(v, oldValue[i])) : shared.hasChanged(newValue, oldValue))) {
|
|
if (cleanup) {
|
|
cleanup();
|
|
}
|
|
const currentWatcher = activeWatcher;
|
|
activeWatcher = effect;
|
|
try {
|
|
const args = [
|
|
newValue,
|
|
// pass undefined as the old value when it's changed for the first time
|
|
oldValue === INITIAL_WATCHER_VALUE ? void 0 : isMultiSource && oldValue[0] === INITIAL_WATCHER_VALUE ? [] : oldValue,
|
|
boundCleanup
|
|
];
|
|
oldValue = newValue;
|
|
call ? call(cb, 3, args) : (
|
|
// @ts-expect-error
|
|
cb(...args)
|
|
);
|
|
} finally {
|
|
activeWatcher = currentWatcher;
|
|
}
|
|
}
|
|
} else {
|
|
effect.run();
|
|
}
|
|
};
|
|
if (augmentJob) {
|
|
augmentJob(job);
|
|
}
|
|
effect = new ReactiveEffect(getter);
|
|
effect.scheduler = scheduler ? () => scheduler(job, false) : job;
|
|
boundCleanup = (fn) => onWatcherCleanup(fn, false, effect);
|
|
cleanup = effect.onStop = () => {
|
|
const cleanups = cleanupMap.get(effect);
|
|
if (cleanups) {
|
|
if (call) {
|
|
call(cleanups, 4);
|
|
} else {
|
|
for (const cleanup2 of cleanups) cleanup2();
|
|
}
|
|
cleanupMap.delete(effect);
|
|
}
|
|
};
|
|
{
|
|
effect.onTrack = options.onTrack;
|
|
effect.onTrigger = options.onTrigger;
|
|
}
|
|
if (cb) {
|
|
if (immediate) {
|
|
job(true);
|
|
} else {
|
|
oldValue = effect.run();
|
|
}
|
|
} else if (scheduler) {
|
|
scheduler(job.bind(null, true), true);
|
|
} else {
|
|
effect.run();
|
|
}
|
|
watchHandle.pause = effect.pause.bind(effect);
|
|
watchHandle.resume = effect.resume.bind(effect);
|
|
watchHandle.stop = watchHandle;
|
|
return watchHandle;
|
|
}
|
|
function traverse(value, depth = Infinity, seen) {
|
|
if (depth <= 0 || !shared.isObject(value) || value["__v_skip"]) {
|
|
return value;
|
|
}
|
|
seen = seen || /* @__PURE__ */ new Map();
|
|
if ((seen.get(value) || 0) >= depth) {
|
|
return value;
|
|
}
|
|
seen.set(value, depth);
|
|
depth--;
|
|
if (isRef(value)) {
|
|
traverse(value.value, depth, seen);
|
|
} else if (shared.isArray(value)) {
|
|
for (let i = 0; i < value.length; i++) {
|
|
traverse(value[i], depth, seen);
|
|
}
|
|
} else if (shared.isSet(value) || shared.isMap(value)) {
|
|
value.forEach((v) => {
|
|
traverse(v, depth, seen);
|
|
});
|
|
} else if (shared.isPlainObject(value)) {
|
|
for (const key in value) {
|
|
traverse(value[key], depth, seen);
|
|
}
|
|
for (const key of Object.getOwnPropertySymbols(value)) {
|
|
if (Object.prototype.propertyIsEnumerable.call(value, key)) {
|
|
traverse(value[key], depth, seen);
|
|
}
|
|
}
|
|
}
|
|
return value;
|
|
}
|
|
|
|
exports.ARRAY_ITERATE_KEY = ARRAY_ITERATE_KEY;
|
|
exports.EffectFlags = EffectFlags;
|
|
exports.EffectScope = EffectScope;
|
|
exports.ITERATE_KEY = ITERATE_KEY;
|
|
exports.MAP_KEY_ITERATE_KEY = MAP_KEY_ITERATE_KEY;
|
|
exports.ReactiveEffect = ReactiveEffect;
|
|
exports.ReactiveFlags = ReactiveFlags;
|
|
exports.TrackOpTypes = TrackOpTypes;
|
|
exports.TriggerOpTypes = TriggerOpTypes;
|
|
exports.WatchErrorCodes = WatchErrorCodes;
|
|
exports.computed = computed;
|
|
exports.customRef = customRef;
|
|
exports.effect = effect;
|
|
exports.effectScope = effectScope;
|
|
exports.enableTracking = enableTracking;
|
|
exports.getCurrentScope = getCurrentScope;
|
|
exports.getCurrentWatcher = getCurrentWatcher;
|
|
exports.isProxy = isProxy;
|
|
exports.isReactive = isReactive;
|
|
exports.isReadonly = isReadonly;
|
|
exports.isRef = isRef;
|
|
exports.isShallow = isShallow;
|
|
exports.markRaw = markRaw;
|
|
exports.onEffectCleanup = onEffectCleanup;
|
|
exports.onScopeDispose = onScopeDispose;
|
|
exports.onWatcherCleanup = onWatcherCleanup;
|
|
exports.pauseTracking = pauseTracking;
|
|
exports.proxyRefs = proxyRefs;
|
|
exports.reactive = reactive;
|
|
exports.reactiveReadArray = reactiveReadArray;
|
|
exports.readonly = readonly;
|
|
exports.ref = ref;
|
|
exports.resetTracking = resetTracking;
|
|
exports.shallowReactive = shallowReactive;
|
|
exports.shallowReadArray = shallowReadArray;
|
|
exports.shallowReadonly = shallowReadonly;
|
|
exports.shallowRef = shallowRef;
|
|
exports.stop = stop;
|
|
exports.toRaw = toRaw;
|
|
exports.toReactive = toReactive;
|
|
exports.toReadonly = toReadonly;
|
|
exports.toRef = toRef;
|
|
exports.toRefs = toRefs;
|
|
exports.toValue = toValue;
|
|
exports.track = track;
|
|
exports.traverse = traverse;
|
|
exports.trigger = trigger;
|
|
exports.triggerRef = triggerRef;
|
|
exports.unref = unref;
|
|
exports.watch = watch;
|