mirror of
https://github.com/jaandrle/deka-dom-el
synced 2025-04-02 04:05:52 +02:00
1028 lines
31 KiB
JavaScript
1028 lines
31 KiB
JavaScript
var DDE = (() => {
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var __defProp = Object.defineProperty;
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var __getOwnPropDesc = Object.getOwnPropertyDescriptor;
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var __getOwnPropNames = Object.getOwnPropertyNames;
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var __hasOwnProp = Object.prototype.hasOwnProperty;
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var __export = (target, all) => {
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for (var name in all)
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__defProp(target, name, { get: all[name], enumerable: true });
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};
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var __copyProps = (to, from, except, desc) => {
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if (from && typeof from === "object" || typeof from === "function") {
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for (let key of __getOwnPropNames(from))
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if (!__hasOwnProp.call(to, key) && key !== except)
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__defProp(to, key, { get: () => from[key], enumerable: !(desc = __getOwnPropDesc(from, key)) || desc.enumerable });
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}
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return to;
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};
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var __toCommonJS = (mod) => __copyProps(__defProp({}, "__esModule", { value: true }), mod);
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// index-with-signals.js
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var index_with_signals_exports = {};
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__export(index_with_signals_exports, {
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S: () => signal,
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assign: () => assign,
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assignAttribute: () => assignAttribute,
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chainableAppend: () => chainableAppend,
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classListDeclarative: () => classListDeclarative,
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createElement: () => createElement,
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createElementNS: () => createElementNS,
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customElementRender: () => customElementRender,
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customElementWithDDE: () => lifecyclesToEvents,
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dispatchEvent: () => dispatchEvent,
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el: () => createElement,
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elNS: () => createElementNS,
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isSignal: () => isSignal,
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lifecyclesToEvents: () => lifecyclesToEvents,
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memo: () => memo,
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on: () => on,
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queue: () => queue,
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registerReactivity: () => registerReactivity,
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scope: () => scope,
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signal: () => signal,
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simulateSlots: () => simulateSlots
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});
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// src/helpers.js
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var hasOwn = (...a) => Object.prototype.hasOwnProperty.call(...a);
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function isUndef(value) {
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return typeof value === "undefined";
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}
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function typeOf(v) {
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const t = typeof v;
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if (t !== "object") return t;
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if (v === null) return "null";
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return Object.prototype.toString.call(v);
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}
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function isInstance(obj, cls) {
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return obj instanceof cls;
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}
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function isProtoFrom(obj, cls) {
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return Object.prototype.isPrototypeOf.call(cls, obj);
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}
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function oCreate(proto = null, p = {}) {
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return Object.create(proto, p);
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}
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function oAssign(...o) {
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return Object.assign(...o);
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}
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function onAbort(signal2, listener) {
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if (!signal2 || !isInstance(signal2, AbortSignal))
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return true;
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if (signal2.aborted)
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return;
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signal2.addEventListener("abort", listener);
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return function cleanUp() {
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signal2.removeEventListener("abort", listener);
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};
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}
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function observedAttributes(instance, observedAttribute2) {
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const { observedAttributes: observedAttributes2 = [] } = instance.constructor;
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return observedAttributes2.reduce(function(out, name) {
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out[kebabToCamel(name)] = observedAttribute2(instance, name);
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return out;
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}, {});
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}
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function kebabToCamel(name) {
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return name.replace(/-./g, (x) => x[1].toUpperCase());
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}
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function requestIdle() {
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return new Promise(function(resolve) {
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(globalThis.requestIdleCallback || requestAnimationFrame)(resolve);
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});
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}
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// src/dom-lib/common.js
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var enviroment = {
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setDeleteAttr,
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ssr: "",
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D: globalThis.document,
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N: globalThis.Node,
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F: globalThis.DocumentFragment,
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H: globalThis.HTMLElement,
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S: globalThis.SVGElement,
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M: globalThis.MutationObserver,
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q: (p) => p || Promise.resolve()
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};
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function setDeleteAttr(obj, prop, val) {
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Reflect.set(obj, prop, val);
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if (!isUndef(val)) return;
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Reflect.deleteProperty(obj, prop);
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if (isInstance(obj, enviroment.H) && obj.getAttribute(prop) === "undefined")
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return obj.removeAttribute(prop);
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if (Reflect.get(obj, prop) === "undefined")
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return Reflect.set(obj, prop, "");
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}
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var keyLTE = "__dde_lifecyclesToEvents";
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var evc = "dde:connected";
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var evd = "dde:disconnected";
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var eva = "dde:attributeChanged";
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// src/dom-lib/events-observer.js
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var c_ch_o = enviroment.M ? connectionsChangesObserverConstructor() : new Proxy({}, {
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get() {
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return () => {
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};
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}
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});
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function connectionsChangesObserverConstructor() {
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const store = /* @__PURE__ */ new Map();
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let is_observing = false;
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const observerListener = (stop2) => function(mutations) {
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for (const mutation of mutations) {
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if (mutation.type !== "childList") continue;
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if (observerAdded(mutation.addedNodes, true)) {
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stop2();
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continue;
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}
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if (observerRemoved(mutation.removedNodes, true))
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stop2();
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}
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};
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const observer = new enviroment.M(observerListener(stop));
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return {
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/**
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* Creates an observer for a specific element
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* @param {Element} element - Element to observe
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* @returns {Function} Cleanup function
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*/
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observe(element) {
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const o = new enviroment.M(observerListener(() => {
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}));
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o.observe(element, { childList: true, subtree: true });
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return () => o.disconnect();
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},
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/**
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* Register a connection listener for an element
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* @param {Element} element - Element to watch
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* @param {Function} listener - Callback for connection event
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*/
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onConnected(element, listener) {
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start();
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const listeners = getElementStore(element);
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if (listeners.connected.has(listener)) return;
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listeners.connected.add(listener);
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listeners.length_c += 1;
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},
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/**
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* Unregister a connection listener
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* @param {Element} element - Element being watched
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* @param {Function} listener - Callback to remove
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*/
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offConnected(element, listener) {
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if (!store.has(element)) return;
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const ls = store.get(element);
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if (!ls.connected.has(listener)) return;
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ls.connected.delete(listener);
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ls.length_c -= 1;
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cleanWhenOff(element, ls);
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},
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/**
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* Register a disconnection listener for an element
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* @param {Element} element - Element to watch
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* @param {Function} listener - Callback for disconnection event
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*/
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onDisconnected(element, listener) {
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start();
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const listeners = getElementStore(element);
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if (listeners.disconnected.has(listener)) return;
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listeners.disconnected.add(listener);
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listeners.length_d += 1;
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},
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/**
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* Unregister a disconnection listener
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* @param {Element} element - Element being watched
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* @param {Function} listener - Callback to remove
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*/
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offDisconnected(element, listener) {
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if (!store.has(element)) return;
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const ls = store.get(element);
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ls.disconnected.delete(listener);
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ls.length_d -= 1;
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cleanWhenOff(element, ls);
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}
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};
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function cleanWhenOff(element, ls) {
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if (ls.length_c || ls.length_d)
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return;
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store.delete(element);
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stop();
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}
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function getElementStore(element) {
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if (store.has(element)) return store.get(element);
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const out = {
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connected: /* @__PURE__ */ new WeakSet(),
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length_c: 0,
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disconnected: /* @__PURE__ */ new WeakSet(),
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length_d: 0
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};
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store.set(element, out);
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return out;
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}
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function start() {
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if (is_observing) return;
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is_observing = true;
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observer.observe(enviroment.D.body, { childList: true, subtree: true });
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}
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function stop() {
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if (!is_observing || store.size) return;
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is_observing = false;
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observer.disconnect();
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}
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async function collectChildren(element) {
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if (store.size > 30)
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await requestIdle();
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const out = [];
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if (!isInstance(element, enviroment.N)) return out;
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for (const el of store.keys()) {
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if (el === element || !isInstance(el, enviroment.N)) continue;
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if (element.contains(el))
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out.push(el);
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}
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return out;
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}
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function observerAdded(addedNodes, is_root) {
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let out = false;
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for (const element of addedNodes) {
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if (is_root) collectChildren(element).then(observerAdded);
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if (!store.has(element)) continue;
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const ls = store.get(element);
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if (!ls.length_c) continue;
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element.dispatchEvent(new Event(evc));
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ls.connected = /* @__PURE__ */ new WeakSet();
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ls.length_c = 0;
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if (!ls.length_d) store.delete(element);
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out = true;
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}
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return out;
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}
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function observerRemoved(removedNodes, is_root) {
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let out = false;
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for (const element of removedNodes) {
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if (is_root) collectChildren(element).then(observerRemoved);
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if (!store.has(element)) continue;
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const ls = store.get(element);
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if (!ls.length_d) continue;
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(globalThis.queueMicrotask || setTimeout)(dispatchRemove(element));
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out = true;
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}
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return out;
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}
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function dispatchRemove(element) {
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return () => {
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if (element.isConnected) return;
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element.dispatchEvent(new Event(evd));
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store.delete(element);
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};
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}
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}
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// src/dom-lib/events.js
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function dispatchEvent(name, options, host) {
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if (typeof options === "function") {
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host = options;
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options = null;
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}
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if (!options) options = {};
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return function dispatch(element, ...d) {
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if (host) {
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d.unshift(element);
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element = typeof host === "function" ? host() : host;
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}
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const event = d.length ? new CustomEvent(name, oAssign({ detail: d[0] }, options)) : new Event(name, options);
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return element.dispatchEvent(event);
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};
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}
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function on(event, listener, options) {
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return function registerElement(element) {
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element.addEventListener(event, listener, options);
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return element;
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};
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}
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on.defer = (fn) => setTimeout.bind(null, fn, 0);
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var lifeOptions = (obj) => oAssign({}, typeof obj === "object" ? obj : null, { once: true });
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on.connected = function(listener, options) {
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options = lifeOptions(options);
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return function registerElement(element) {
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element.addEventListener(evc, listener, options);
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if (element[keyLTE]) return element;
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if (element.isConnected) return element.dispatchEvent(new Event(evc)), element;
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const c = onAbort(options.signal, () => c_ch_o.offConnected(element, listener));
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if (c) c_ch_o.onConnected(element, listener);
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return element;
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};
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};
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on.disconnected = function(listener, options) {
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options = lifeOptions(options);
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return function registerElement(element) {
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element.addEventListener(evd, listener, options);
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if (element[keyLTE]) return element;
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const c = onAbort(options.signal, () => c_ch_o.offDisconnected(element, listener));
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if (c) c_ch_o.onDisconnected(element, listener);
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return element;
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};
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};
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// src/dom-lib/scopes.js
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var scopes = [{
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get scope() {
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return enviroment.D.body;
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},
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host: (c) => c ? c(enviroment.D.body) : enviroment.D.body,
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prevent: true
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}];
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var store_abort = /* @__PURE__ */ new WeakMap();
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var scope = {
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/**
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* Gets the current scope
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* @returns {typeof scopes[number]} Current scope context
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*/
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get current() {
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return scopes[scopes.length - 1];
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},
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/**
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* Gets the host element of the current scope
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* @returns {Function} Host accessor function
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*/
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get host() {
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return this.current.host;
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},
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/**
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* Creates/gets an AbortController that triggers when the element disconnects
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* */
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get signal() {
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const { host } = this;
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if (store_abort.has(host)) return store_abort.get(host);
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const a = new AbortController();
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store_abort.set(host, a);
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host(on.disconnected(() => a.abort()));
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return a.signal;
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},
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/**
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* Prevents default behavior in the current scope
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* @returns {Object} Current scope context
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*/
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preventDefault() {
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const { current } = this;
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current.prevent = true;
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return current;
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},
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/**
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* Gets a copy of the current scope stack
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* @returns {Array} Copy of scope stack
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*/
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get state() {
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return [...scopes];
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},
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/**
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* Pushes a new scope to the stack
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* @param {Object} [s={}] - Scope object to push
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* @returns {number} New length of the scope stack
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*/
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push(s = {}) {
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return scopes.push(oAssign({}, this.current, { prevent: false }, s));
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},
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/**
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* Pushes the root scope to the stack
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* @returns {number} New length of the scope stack
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*/
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pushRoot() {
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return scopes.push(scopes[0]);
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},
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/**
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* Pops the current scope from the stack
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* @returns {Object|undefined} Popped scope or undefined if only one scope remains
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*/
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pop() {
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if (scopes.length === 1) return;
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return scopes.pop();
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}
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};
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// src/signals-lib/common.js
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var signals_global = {
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/**
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* Checks if a value is a signal
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* @param {any} attributes - Value to check
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* @returns {boolean} Whether the value is a signal
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*/
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isSignal(attributes) {
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return false;
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},
|
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/**
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* Processes an attribute that might be reactive
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* @param {Element} obj - Element that owns the attribute
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* @param {string} key - Attribute name
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* @param {any} attr - Attribute value
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* @param {Function} set - Function to set the attribute
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* @returns {any} Processed attribute value
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*/
|
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processReactiveAttribute(obj, key, attr, set) {
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return attr;
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}
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};
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function registerReactivity(def, global = true) {
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if (global) return oAssign(signals_global, def);
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Object.setPrototypeOf(def, signals_global);
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return def;
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}
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function signals(_this) {
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return isProtoFrom(_this, signals_global) && _this !== signals_global ? _this : signals_global;
|
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}
|
|
|
|
// src/dom-lib/helpers.js
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function setRemove(obj, prop, key, val) {
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return obj[(isUndef(val) ? "remove" : "set") + prop](key, val);
|
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}
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function setRemoveNS(obj, prop, key, val, ns = null) {
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return obj[(isUndef(val) ? "remove" : "set") + prop + "NS"](ns, key, val);
|
|
}
|
|
function setDelete(obj, key, val) {
|
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Reflect.set(obj, key, val);
|
|
if (!isUndef(val)) return;
|
|
return Reflect.deleteProperty(obj, key);
|
|
}
|
|
function elementAttribute(element, op, key, value) {
|
|
if (isInstance(element, enviroment.H))
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|
return element[op + "Attribute"](key, value);
|
|
return element[op + "AttributeNS"](null, key, value);
|
|
}
|
|
|
|
// src/dom-lib/el.js
|
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function queue(promise) {
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return enviroment.q(promise);
|
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}
|
|
function append(...els) {
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|
this.appendOriginal(...els);
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return this;
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|
}
|
|
function chainableAppend(el) {
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|
if (el.append === append) return el;
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|
el.appendOriginal = el.append;
|
|
el.append = append;
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return el;
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|
}
|
|
var namespace;
|
|
function createElement(tag, attributes, ...addons) {
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|
const s = signals(this);
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|
let scoped = 0;
|
|
let el, el_host;
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|
const att_type = typeof attributes;
|
|
if (att_type === "string" || att_type === "number" || s.isSignal(attributes))
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|
attributes = { textContent: attributes };
|
|
switch (true) {
|
|
case typeof tag === "function": {
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|
scoped = 1;
|
|
const host = (...c) => !c.length ? el_host : (scoped === 1 ? addons.unshift(...c) : c.forEach((c2) => c2(el_host)), void 0);
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|
scope.push({ scope: tag, host });
|
|
el = tag(attributes || void 0);
|
|
const is_fragment = isInstance(el, enviroment.F);
|
|
if (el.nodeName === "#comment") break;
|
|
const el_mark = createElement.mark({
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|
type: "component",
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|
name: tag.name,
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|
host: is_fragment ? "this" : "parentElement"
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|
});
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|
el.prepend(el_mark);
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|
if (is_fragment) el_host = el_mark;
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|
break;
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|
}
|
|
case tag === "#text":
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|
el = assign.call(this, enviroment.D.createTextNode(""), attributes);
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|
break;
|
|
case (tag === "<>" || !tag):
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|
el = assign.call(this, enviroment.D.createDocumentFragment(), attributes);
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break;
|
|
case Boolean(namespace):
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|
el = assign.call(this, enviroment.D.createElementNS(namespace, tag), attributes);
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break;
|
|
case !el:
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|
el = assign.call(this, enviroment.D.createElement(tag), attributes);
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|
}
|
|
chainableAppend(el);
|
|
if (!el_host) el_host = el;
|
|
addons.forEach((c) => c(el_host));
|
|
if (scoped) scope.pop();
|
|
scoped = 2;
|
|
return el;
|
|
}
|
|
createElement.mark = function(attrs, is_open = false) {
|
|
attrs = Object.entries(attrs).map(([n, v]) => n + `="${v}"`).join(" ");
|
|
const end = is_open ? "" : "/";
|
|
const out = enviroment.D.createComment(`<dde:mark ${attrs}${enviroment.ssr}${end}>`);
|
|
if (is_open) out.end = enviroment.D.createComment("</dde:mark>");
|
|
return out;
|
|
};
|
|
function createElementNS(ns) {
|
|
const _this = this;
|
|
return function createElementNSCurried(...rest) {
|
|
namespace = ns;
|
|
const el = createElement.call(_this, ...rest);
|
|
namespace = void 0;
|
|
return el;
|
|
};
|
|
}
|
|
var assign_context = /* @__PURE__ */ new WeakMap();
|
|
var { setDeleteAttr: setDeleteAttr2 } = enviroment;
|
|
function assign(element, ...attributes) {
|
|
if (!attributes.length) return element;
|
|
assign_context.set(element, assignContext(element, this));
|
|
for (const [key, value] of Object.entries(oAssign({}, ...attributes)))
|
|
assignAttribute.call(this, element, key, value);
|
|
assign_context.delete(element);
|
|
return element;
|
|
}
|
|
function assignAttribute(element, key, value) {
|
|
const { setRemoveAttr, s } = assignContext(element, this);
|
|
const _this = this;
|
|
value = s.processReactiveAttribute(
|
|
element,
|
|
key,
|
|
value,
|
|
(key2, value2) => assignAttribute.call(_this, element, key2, value2)
|
|
);
|
|
const [k] = key;
|
|
if ("=" === k) return setRemoveAttr(key.slice(1), value);
|
|
if ("." === k) return setDelete(element, key.slice(1), value);
|
|
if (/(aria|data)([A-Z])/.test(key)) {
|
|
key = key.replace(/([a-z])([A-Z])/g, "$1-$2").toLowerCase();
|
|
return setRemoveAttr(key, value);
|
|
}
|
|
if ("className" === key) key = "class";
|
|
switch (key) {
|
|
case "xlink:href":
|
|
return setRemoveAttr(key, value, "http://www.w3.org/1999/xlink");
|
|
case "textContent":
|
|
return setDeleteAttr2(element, key, value);
|
|
case "style":
|
|
if (typeof value !== "object") break;
|
|
/* falls through */
|
|
case "dataset":
|
|
return forEachEntries(s, key, element, value, setDelete.bind(null, element[key]));
|
|
case "ariaset":
|
|
return forEachEntries(s, key, element, value, (key2, val) => setRemoveAttr("aria-" + key2, val));
|
|
case "classList":
|
|
return classListDeclarative.call(_this, element, value);
|
|
}
|
|
return isPropSetter(element, key) ? setDeleteAttr2(element, key, value) : setRemoveAttr(key, value);
|
|
}
|
|
function assignContext(element, _this) {
|
|
if (assign_context.has(element)) return assign_context.get(element);
|
|
const is_svg = isInstance(element, enviroment.S);
|
|
const setRemoveAttr = (is_svg ? setRemoveNS : setRemove).bind(null, element, "Attribute");
|
|
const s = signals(_this);
|
|
return { setRemoveAttr, s };
|
|
}
|
|
function classListDeclarative(element, toggle) {
|
|
const s = signals(this);
|
|
forEachEntries(
|
|
s,
|
|
"classList",
|
|
element,
|
|
toggle,
|
|
(class_name, val) => element.classList.toggle(class_name, val === -1 ? void 0 : Boolean(val))
|
|
);
|
|
return element;
|
|
}
|
|
function isPropSetter(el, key) {
|
|
if (!(key in el)) return false;
|
|
const des = getPropDescriptor(el, key);
|
|
return !isUndef(des.set);
|
|
}
|
|
function getPropDescriptor(p, key) {
|
|
p = Object.getPrototypeOf(p);
|
|
if (!p) return {};
|
|
const des = Object.getOwnPropertyDescriptor(p, key);
|
|
if (!des) return getPropDescriptor(p, key);
|
|
return des;
|
|
}
|
|
function forEachEntries(s, target, element, obj, cb) {
|
|
const S = String;
|
|
if (typeof obj !== "object" || obj === null) return;
|
|
return Object.entries(obj).forEach(function process([key, val]) {
|
|
if (!key) return;
|
|
key = new S(key);
|
|
key.target = target;
|
|
val = s.processReactiveAttribute(element, key, val, cb);
|
|
cb(key, val);
|
|
});
|
|
}
|
|
|
|
// src/dom-lib/customElement.js
|
|
function simulateSlots(element, root = element) {
|
|
const mark_e = "\xB9\u2070", mark_s = "\u2713";
|
|
const slots = Object.fromEntries(
|
|
Array.from(root.querySelectorAll("slot")).filter((s) => !s.name.endsWith(mark_e)).map((s) => [s.name += mark_e, s])
|
|
);
|
|
element.append = new Proxy(element.append, {
|
|
apply(orig, _, els) {
|
|
if (els[0] === root) return orig.apply(element, els);
|
|
for (const el of els) {
|
|
const name = (el.slot || "") + mark_e;
|
|
try {
|
|
elementAttribute(el, "remove", "slot");
|
|
} catch (_error) {
|
|
}
|
|
const slot = slots[name];
|
|
if (!slot) return;
|
|
if (!slot.name.startsWith(mark_s)) {
|
|
slot.childNodes.forEach((c) => c.remove());
|
|
slot.name = mark_s + name;
|
|
}
|
|
slot.append(el);
|
|
}
|
|
element.append = orig;
|
|
return element;
|
|
}
|
|
});
|
|
if (element !== root) {
|
|
const els = Array.from(element.childNodes);
|
|
element.append(...els);
|
|
}
|
|
return root;
|
|
}
|
|
function customElementRender(target, render, props = {}) {
|
|
const custom_element = target.host || target;
|
|
scope.push({
|
|
scope: custom_element,
|
|
host: (...c) => c.length ? c.forEach((c2) => c2(custom_element)) : custom_element
|
|
});
|
|
if (typeof props === "function") props = props.call(custom_element, custom_element);
|
|
const is_lte = custom_element[keyLTE];
|
|
if (!is_lte) lifecyclesToEvents(custom_element);
|
|
const out = render.call(custom_element, props);
|
|
if (!is_lte) custom_element.dispatchEvent(new Event(evc));
|
|
if (target.nodeType === 11 && typeof target.mode === "string")
|
|
custom_element.addEventListener(evd, c_ch_o.observe(target), { once: true });
|
|
scope.pop();
|
|
return target.append(out);
|
|
}
|
|
function lifecyclesToEvents(class_declaration) {
|
|
wrapMethod(class_declaration.prototype, "connectedCallback", function(target, thisArg, detail) {
|
|
target.apply(thisArg, detail);
|
|
thisArg.dispatchEvent(new Event(evc));
|
|
});
|
|
wrapMethod(class_declaration.prototype, "disconnectedCallback", function(target, thisArg, detail) {
|
|
target.apply(thisArg, detail);
|
|
(globalThis.queueMicrotask || setTimeout)(
|
|
() => !thisArg.isConnected && thisArg.dispatchEvent(new Event(evd))
|
|
);
|
|
});
|
|
wrapMethod(class_declaration.prototype, "attributeChangedCallback", function(target, thisArg, detail) {
|
|
const [attribute, , value] = detail;
|
|
thisArg.dispatchEvent(new CustomEvent(eva, {
|
|
detail: [attribute, value]
|
|
}));
|
|
target.apply(thisArg, detail);
|
|
});
|
|
class_declaration.prototype[keyLTE] = true;
|
|
return class_declaration;
|
|
}
|
|
function wrapMethod(obj, method, apply) {
|
|
obj[method] = new Proxy(obj[method] || (() => {
|
|
}), { apply });
|
|
}
|
|
|
|
// src/memo.js
|
|
var memoMark = "__dde_memo";
|
|
var memo_scope = [];
|
|
function memo(key, generator) {
|
|
if (!memo_scope.length) return generator(key);
|
|
const k = typeof key === "object" ? JSON.stringify(key) : key;
|
|
const [{ cache, after }] = memo_scope;
|
|
return after(k, hasOwn(cache, k) ? cache[k] : generator(key));
|
|
}
|
|
memo.isScope = function(obj) {
|
|
return obj[memoMark];
|
|
};
|
|
memo.scope = function memoScopeCreate(fun, { signal: signal2, onlyLast } = {}) {
|
|
let cache = oCreate();
|
|
function memoScope(...args) {
|
|
if (signal2 && signal2.aborted)
|
|
return fun.apply(this, args);
|
|
let cache_local = onlyLast ? cache : oCreate();
|
|
memo_scope.unshift({
|
|
cache,
|
|
after(key, val) {
|
|
return cache_local[key] = val;
|
|
}
|
|
});
|
|
const out = fun.apply(this, args);
|
|
memo_scope.shift();
|
|
cache = cache_local;
|
|
return out;
|
|
}
|
|
memoScope[memoMark] = true;
|
|
memoScope.clear = () => cache = oCreate();
|
|
if (signal2) signal2.addEventListener("abort", memoScope.clear);
|
|
return memoScope;
|
|
};
|
|
|
|
// src/signals-lib/helpers.js
|
|
var mark = "__dde_signal";
|
|
var queueSignalWrite = /* @__PURE__ */ (() => {
|
|
let pendingSignals = /* @__PURE__ */ new Map();
|
|
let scheduled = false;
|
|
function flushSignals() {
|
|
scheduled = false;
|
|
const todo = pendingSignals;
|
|
pendingSignals = /* @__PURE__ */ new Map();
|
|
for (const [signal2, force] of todo) {
|
|
const M = signal2[mark];
|
|
if (M) M.listeners.forEach((l) => l(M.value, force));
|
|
}
|
|
}
|
|
return function(s, force = false) {
|
|
pendingSignals.set(s, pendingSignals.get(s) || force);
|
|
if (scheduled) return;
|
|
scheduled = true;
|
|
queueMicrotask(flushSignals);
|
|
};
|
|
})();
|
|
|
|
// src/signals-lib/signals-lib.js
|
|
var SignalReadOnly = oCreate(null, {
|
|
get: { value() {
|
|
return read(this);
|
|
} },
|
|
toJSON: { value() {
|
|
return read(this);
|
|
} },
|
|
valueOf: { value() {
|
|
return this[mark] && this[mark].value;
|
|
} }
|
|
});
|
|
var Signal = oCreate(SignalReadOnly, {
|
|
set: { value(...v) {
|
|
return write(this, ...v);
|
|
} }
|
|
});
|
|
function isSignal(candidate) {
|
|
return candidate && candidate[mark];
|
|
}
|
|
var stack_watch = [];
|
|
var deps = /* @__PURE__ */ new WeakMap();
|
|
function signal(value, actions) {
|
|
if (typeof value !== "function")
|
|
return create(false, value, actions);
|
|
if (isSignal(value)) return value;
|
|
const out = create(true);
|
|
function contextReWatch(_, force) {
|
|
const [origin, ...deps_old] = deps.get(contextReWatch);
|
|
deps.set(contextReWatch, /* @__PURE__ */ new Set([origin]));
|
|
stack_watch.push(contextReWatch);
|
|
write(out, value(), force);
|
|
stack_watch.pop();
|
|
if (!deps_old.length) return;
|
|
const deps_curr = deps.get(contextReWatch);
|
|
for (const dep_signal of deps_old) {
|
|
if (deps_curr.has(dep_signal)) continue;
|
|
removeSignalListener(dep_signal, contextReWatch);
|
|
}
|
|
}
|
|
deps.set(out[mark], contextReWatch);
|
|
deps.set(contextReWatch, /* @__PURE__ */ new Set([out]));
|
|
contextReWatch();
|
|
return out;
|
|
}
|
|
signal.action = function(s, name, ...a) {
|
|
const M = s[mark];
|
|
if (!M) return;
|
|
const { actions } = M;
|
|
if (!actions || !hasOwn(actions, name))
|
|
throw new Error(`Action "${name}" not defined. See ${mark}.actions.`);
|
|
actions[name].apply(M, a);
|
|
if (M.skip) return delete M.skip;
|
|
queueSignalWrite(s, true);
|
|
};
|
|
signal.on = function on2(s, listener, options = {}) {
|
|
const { signal: as } = options;
|
|
if (as && as.aborted) return;
|
|
if (Array.isArray(s)) return s.forEach((s2) => on2(s2, listener, options));
|
|
addSignalListener(s, listener);
|
|
if (as) as.addEventListener("abort", () => removeSignalListener(s, listener));
|
|
};
|
|
signal.symbols = {
|
|
//signal: mark,
|
|
onclear: Symbol.for("Signal.onclear")
|
|
};
|
|
signal.clear = function(...signals2) {
|
|
for (const s of signals2) {
|
|
const M = s[mark];
|
|
if (!M) continue;
|
|
delete s.toJSON;
|
|
M.onclear.forEach((f) => f.call(M));
|
|
clearListDeps(s, M);
|
|
delete s[mark];
|
|
}
|
|
function clearListDeps(s, o) {
|
|
o.listeners.forEach((l) => {
|
|
o.listeners.delete(l);
|
|
if (!deps.has(l)) return;
|
|
const ls = deps.get(l);
|
|
ls.delete(s);
|
|
if (ls.size > 1) return;
|
|
s.clear(...ls);
|
|
deps.delete(l);
|
|
});
|
|
}
|
|
};
|
|
var key_reactive = "__dde_reactive";
|
|
signal.el = function(s, map) {
|
|
const mapScoped = memo.isScope(map) ? map : memo.scope(map, { onlyLast: true });
|
|
const { current } = scope, { scope: sc } = current;
|
|
const mark_start = createElement.mark({ type: "reactive", component: sc && sc.name || "" }, true);
|
|
const mark_end = mark_start.end;
|
|
const out = enviroment.D.createDocumentFragment();
|
|
out.append(mark_start, mark_end);
|
|
const reRenderReactiveElement = (v) => {
|
|
if (!mark_start.parentNode || !mark_end.parentNode)
|
|
return removeSignalListener(s, reRenderReactiveElement);
|
|
scope.push(current);
|
|
let els = mapScoped(v);
|
|
scope.pop();
|
|
if (!Array.isArray(els))
|
|
els = [els];
|
|
const el_start_rm = document.createComment("");
|
|
els.push(el_start_rm);
|
|
mark_start.after(...els);
|
|
let el_r;
|
|
while ((el_r = el_start_rm.nextSibling) && el_r !== mark_end)
|
|
el_r.remove();
|
|
el_start_rm.remove();
|
|
if (mark_start.isConnected)
|
|
requestCleanUpReactives(current.host());
|
|
};
|
|
addSignalListener(s, reRenderReactiveElement);
|
|
removeSignalsFromElements(s, reRenderReactiveElement, mark_start, map);
|
|
reRenderReactiveElement(s.get());
|
|
current.host(on.disconnected(
|
|
() => (
|
|
/*! Clears cached elements for reactive element `S.el` */
|
|
mapScoped.clear()
|
|
)
|
|
));
|
|
return out;
|
|
};
|
|
function requestCleanUpReactives(host) {
|
|
if (!host || !host[key_reactive]) return;
|
|
requestIdle().then(function() {
|
|
host[key_reactive] = host[key_reactive].filter(([s, el]) => el.isConnected ? true : (removeSignalListener(...s), false));
|
|
});
|
|
}
|
|
var observedAttributeActions = {
|
|
_set(value) {
|
|
this.value = value;
|
|
}
|
|
};
|
|
function observedAttribute(store) {
|
|
return function(instance, name) {
|
|
const varS = oCreate(Signal, {
|
|
set: { value(...v) {
|
|
return instance.setAttribute(name, ...v);
|
|
} }
|
|
});
|
|
const out = toSignal(varS, instance.getAttribute(name), observedAttributeActions);
|
|
store[name] = out;
|
|
return out;
|
|
};
|
|
}
|
|
var key_attributes = "__dde_attributes";
|
|
signal.observedAttributes = function(element) {
|
|
const store = element[key_attributes] = {};
|
|
const attrs = observedAttributes(element, observedAttribute(store));
|
|
on(eva, function attributeChangeToSignal({ detail }) {
|
|
/*! This maps attributes to signals (`S.observedAttributes`).
|
|
Investigate `__dde_attributes` key of the element. */
|
|
const [name, value] = detail;
|
|
const curr = this[key_attributes][name];
|
|
if (curr) return signal.action(curr, "_set", value);
|
|
})(element);
|
|
on.disconnected(function() {
|
|
/*! This removes all signals mapped to attributes (`S.observedAttributes`).
|
|
Investigate `__dde_attributes` key of the element. */
|
|
signal.clear(...Object.values(this[key_attributes]));
|
|
})(element);
|
|
return attrs;
|
|
};
|
|
var signals_config = {
|
|
isSignal,
|
|
/**
|
|
* Processes attributes that might be signals
|
|
*
|
|
* @param {Element} element - Element with the attribute
|
|
* @param {string} key - Attribute name
|
|
* @param {any} attrs - Attribute value (possibly a signal)
|
|
* @param {Function} set - Function to set attribute value
|
|
* @returns {any} Processed attribute value
|
|
*/
|
|
processReactiveAttribute(element, key, attrs, set) {
|
|
if (!isSignal(attrs)) return attrs;
|
|
const l = (attr) => {
|
|
if (!element.isConnected)
|
|
return removeSignalListener(attrs, l);
|
|
set(key, attr);
|
|
};
|
|
addSignalListener(attrs, l);
|
|
removeSignalsFromElements(attrs, l, element, key);
|
|
return attrs.get();
|
|
}
|
|
};
|
|
function removeSignalsFromElements(s, listener, ...notes) {
|
|
const { current } = scope;
|
|
current.host(function(element) {
|
|
if (!element[key_reactive]) element[key_reactive] = [];
|
|
element[key_reactive].push([[s, listener], ...notes]);
|
|
if (current.prevent) return;
|
|
on.disconnected(
|
|
() => (
|
|
/*! Clears all Signals listeners added in the current scope/host (`S.el`, `assign`, …?).
|
|
You can investigate the `__dde_reactive` key of the element. */
|
|
element[key_reactive].forEach(([[s2, listener2]]) => removeSignalListener(s2, listener2, s2[mark] && s2[mark].host && s2[mark].host() === element))
|
|
)
|
|
)(element);
|
|
});
|
|
}
|
|
var cleanUpRegistry = new FinalizationRegistry(function(s) {
|
|
signal.clear({ [mark]: s });
|
|
});
|
|
function create(is_readonly, value, actions) {
|
|
const varS = oCreate(is_readonly ? SignalReadOnly : Signal);
|
|
const SI = toSignal(varS, value, actions);
|
|
cleanUpRegistry.register(SI, SI[mark]);
|
|
return SI;
|
|
}
|
|
var protoSigal = oAssign(oCreate(), {
|
|
/**
|
|
* Prevents signal propagation
|
|
*/
|
|
stopPropagation() {
|
|
this.skip = true;
|
|
}
|
|
});
|
|
function toSignal(s, value, actions) {
|
|
const onclear = [];
|
|
if (typeOf(actions) !== "[object Object]")
|
|
actions = {};
|
|
const { onclear: ocs } = signal.symbols;
|
|
if (actions[ocs]) {
|
|
onclear.push(actions[ocs]);
|
|
delete actions[ocs];
|
|
}
|
|
const { host } = scope;
|
|
Reflect.defineProperty(s, mark, {
|
|
value: oAssign(oCreate(protoSigal), {
|
|
value,
|
|
actions,
|
|
onclear,
|
|
host,
|
|
listeners: /* @__PURE__ */ new Set()
|
|
}),
|
|
enumerable: false,
|
|
writable: false,
|
|
configurable: true
|
|
});
|
|
return s;
|
|
}
|
|
function currentContext() {
|
|
return stack_watch[stack_watch.length - 1];
|
|
}
|
|
function read(s) {
|
|
if (!s[mark]) return;
|
|
const { value, listeners } = s[mark];
|
|
const context = currentContext();
|
|
if (context) listeners.add(context);
|
|
if (deps.has(context)) deps.get(context).add(s);
|
|
return value;
|
|
}
|
|
function write(s, value, force) {
|
|
const M = s[mark];
|
|
if (!M || !force && M.value === value) return;
|
|
M.value = value;
|
|
queueSignalWrite(s, force);
|
|
return value;
|
|
}
|
|
function addSignalListener(s, listener) {
|
|
if (!s[mark]) return;
|
|
return s[mark].listeners.add(listener);
|
|
}
|
|
function removeSignalListener(s, listener, clear_when_empty) {
|
|
const M = s[mark];
|
|
if (!M) return;
|
|
const { listeners: L } = M;
|
|
const out = L.delete(listener);
|
|
if (!out || !clear_when_empty || L.size) return out;
|
|
signal.clear(s);
|
|
const depList = deps.get(M);
|
|
if (!depList) return out;
|
|
const depSource = deps.get(depList);
|
|
if (!depSource) return out;
|
|
for (const sig of depSource) removeSignalListener(sig, depList, true);
|
|
return out;
|
|
}
|
|
|
|
// signals.js
|
|
registerReactivity(signals_config);
|
|
return __toCommonJS(index_with_signals_exports);
|
|
})();
|