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⚡ scope.signal

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jaandrle committed 2025-03-10 11:32:21 +01:00
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commit afd09a25db
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dist/esm-with-signals.d.ts
Vendored
+4
View File
@@ -203,6 +203,10 @@ export const scope: {
* — `scope.host(on.connected(console.log))`.
* */
host: (...addons: ddeElementAddon<SupportedElement>[]) => HTMLElement;
/**
* Creates/gets an AbortController that triggers when the element disconnects
* */
signal: AbortSignal;
state: Scope[];
/** Adds new child scope. All attributes are inherited by default. */
push(scope?: Partial<Scope>): ReturnType<Array<Scope>["push"]>;
dist/esm-with-signals.js
Vendored
+221 -217
View File
@@ -111,6 +111,215 @@ var evc = "dde:connected";
var evd = "dde:disconnected";
var eva = "dde:attributeChanged";
// src/events-observer.js
var c_ch_o = enviroment.M ? connectionsChangesObserverConstructor() : new Proxy({}, {
get() {
return () => {
};
}
});
function connectionsChangesObserverConstructor() {
const store = /* @__PURE__ */ new Map();
let is_observing = false;
const observerListener = (stop2) => function(mutations) {
for (const mutation of mutations) {
if (mutation.type !== "childList") continue;
if (observerAdded(mutation.addedNodes, true)) {
stop2();
continue;
}
if (observerRemoved(mutation.removedNodes, true))
stop2();
}
};
const observer = new enviroment.M(observerListener(stop));
return {
/**
* Creates an observer for a specific element
* @param {Element} element - Element to observe
* @returns {Function} Cleanup function
*/
observe(element) {
const o = new enviroment.M(observerListener(() => {
}));
o.observe(element, { childList: true, subtree: true });
return () => o.disconnect();
},
/**
* Register a connection listener for an element
* @param {Element} element - Element to watch
* @param {Function} listener - Callback for connection event
*/
onConnected(element, listener) {
start();
const listeners = getElementStore(element);
if (listeners.connected.has(listener)) return;
listeners.connected.add(listener);
listeners.length_c += 1;
},
/**
* Unregister a connection listener
* @param {Element} element - Element being watched
* @param {Function} listener - Callback to remove
*/
offConnected(element, listener) {
if (!store.has(element)) return;
const ls = store.get(element);
if (!ls.connected.has(listener)) return;
ls.connected.delete(listener);
ls.length_c -= 1;
cleanWhenOff(element, ls);
},
/**
* Register a disconnection listener for an element
* @param {Element} element - Element to watch
* @param {Function} listener - Callback for disconnection event
*/
onDisconnected(element, listener) {
start();
const listeners = getElementStore(element);
if (listeners.disconnected.has(listener)) return;
listeners.disconnected.add(listener);
listeners.length_d += 1;
},
/**
* Unregister a disconnection listener
* @param {Element} element - Element being watched
* @param {Function} listener - Callback to remove
*/
offDisconnected(element, listener) {
if (!store.has(element)) return;
const ls = store.get(element);
ls.disconnected.delete(listener);
ls.length_d -= 1;
cleanWhenOff(element, ls);
}
};
function cleanWhenOff(element, ls) {
if (ls.length_c || ls.length_d)
return;
store.delete(element);
stop();
}
function getElementStore(element) {
if (store.has(element)) return store.get(element);
const out = {
connected: /* @__PURE__ */ new WeakSet(),
length_c: 0,
disconnected: /* @__PURE__ */ new WeakSet(),
length_d: 0
};
store.set(element, out);
return out;
}
function start() {
if (is_observing) return;
is_observing = true;
observer.observe(enviroment.D.body, { childList: true, subtree: true });
}
function stop() {
if (!is_observing || store.size) return;
is_observing = false;
observer.disconnect();
}
function requestIdle() {
return new Promise(function(resolve) {
(requestIdleCallback || requestAnimationFrame)(resolve);
});
}
async function collectChildren(element) {
if (store.size > 30)
await requestIdle();
const out = [];
if (!isInstance(element, Node)) return out;
for (const el of store.keys()) {
if (el === element || !isInstance(el, Node)) continue;
if (element.contains(el))
out.push(el);
}
return out;
}
function observerAdded(addedNodes, is_root) {
let out = false;
for (const element of addedNodes) {
if (is_root) collectChildren(element).then(observerAdded);
if (!store.has(element)) continue;
const ls = store.get(element);
if (!ls.length_c) continue;
element.dispatchEvent(new Event(evc));
ls.connected = /* @__PURE__ */ new WeakSet();
ls.length_c = 0;
if (!ls.length_d) store.delete(element);
out = true;
}
return out;
}
function observerRemoved(removedNodes, is_root) {
let out = false;
for (const element of removedNodes) {
if (is_root) collectChildren(element).then(observerRemoved);
if (!store.has(element)) continue;
const ls = store.get(element);
if (!ls.length_d) continue;
(globalThis.queueMicrotask || setTimeout)(dispatchRemove(element));
out = true;
}
return out;
}
function dispatchRemove(element) {
return () => {
if (element.isConnected) return;
element.dispatchEvent(new Event(evd));
store.delete(element);
};
}
}
// src/events.js
function dispatchEvent(name, options, host) {
if (typeof options === "function") {
host = options;
options = null;
}
if (!options) options = {};
return function dispatch(element, ...d) {
if (host) {
d.unshift(element);
element = typeof host === "function" ? host() : host;
}
const event = d.length ? new CustomEvent(name, oAssign({ detail: d[0] }, options)) : new Event(name, options);
return element.dispatchEvent(event);
};
}
function on(event, listener, options) {
return function registerElement(element) {
element.addEventListener(event, listener, options);
return element;
};
}
var lifeOptions = (obj) => oAssign({}, typeof obj === "object" ? obj : null, { once: true });
on.connected = function(listener, options) {
options = lifeOptions(options);
return function registerElement(element) {
element.addEventListener(evc, listener, options);
if (element[keyLTE]) return element;
if (element.isConnected) return element.dispatchEvent(new Event(evc)), element;
const c = onAbort(options.signal, () => c_ch_o.offConnected(element, listener));
if (c) c_ch_o.onConnected(element, listener);
return element;
};
};
on.disconnected = function(listener, options) {
options = lifeOptions(options);
return function registerElement(element) {
element.addEventListener(evd, listener, options);
if (element[keyLTE]) return element;
const c = onAbort(options.signal, () => c_ch_o.offDisconnected(element, listener));
if (c) c_ch_o.onDisconnected(element, listener);
return element;
};
};
// src/dom.js
function queue(promise) {
return enviroment.q(promise);
@@ -122,6 +331,7 @@ var scopes = [{
host: (c) => c ? c(enviroment.D.body) : enviroment.D.body,
prevent: true
}];
var store_abort = /* @__PURE__ */ new WeakMap();
var scope = {
/**
* Gets the current scope
@@ -138,6 +348,17 @@ var scope = {
return this.current.host;
},
/**
* Creates/gets an AbortController that triggers when the element disconnects
* */
get signal() {
const { host } = this;
if (store_abort.has(host)) return store_abort.get(host);
const a = new AbortController();
store_abort.set(host, a);
host(on.disconnected(() => a.abort()));
return a.signal;
},
/**
* Prevents default behavior in the current scope
* @returns {Object} Current scope context
*/
@@ -380,170 +601,6 @@ function setDelete(obj, key, val) {
return Reflect.deleteProperty(obj, key);
}
// src/events-observer.js
var c_ch_o = enviroment.M ? connectionsChangesObserverConstructor() : new Proxy({}, {
get() {
return () => {
};
}
});
function connectionsChangesObserverConstructor() {
const store = /* @__PURE__ */ new Map();
let is_observing = false;
const observerListener = (stop2) => function(mutations) {
for (const mutation of mutations) {
if (mutation.type !== "childList") continue;
if (observerAdded(mutation.addedNodes, true)) {
stop2();
continue;
}
if (observerRemoved(mutation.removedNodes, true))
stop2();
}
};
const observer = new enviroment.M(observerListener(stop));
return {
/**
* Creates an observer for a specific element
* @param {Element} element - Element to observe
* @returns {Function} Cleanup function
*/
observe(element) {
const o = new enviroment.M(observerListener(() => {
}));
o.observe(element, { childList: true, subtree: true });
return () => o.disconnect();
},
/**
* Register a connection listener for an element
* @param {Element} element - Element to watch
* @param {Function} listener - Callback for connection event
*/
onConnected(element, listener) {
start();
const listeners = getElementStore(element);
if (listeners.connected.has(listener)) return;
listeners.connected.add(listener);
listeners.length_c += 1;
},
/**
* Unregister a connection listener
* @param {Element} element - Element being watched
* @param {Function} listener - Callback to remove
*/
offConnected(element, listener) {
if (!store.has(element)) return;
const ls = store.get(element);
if (!ls.connected.has(listener)) return;
ls.connected.delete(listener);
ls.length_c -= 1;
cleanWhenOff(element, ls);
},
/**
* Register a disconnection listener for an element
* @param {Element} element - Element to watch
* @param {Function} listener - Callback for disconnection event
*/
onDisconnected(element, listener) {
start();
const listeners = getElementStore(element);
if (listeners.disconnected.has(listener)) return;
listeners.disconnected.add(listener);
listeners.length_d += 1;
},
/**
* Unregister a disconnection listener
* @param {Element} element - Element being watched
* @param {Function} listener - Callback to remove
*/
offDisconnected(element, listener) {
if (!store.has(element)) return;
const ls = store.get(element);
ls.disconnected.delete(listener);
ls.length_d -= 1;
cleanWhenOff(element, ls);
}
};
function cleanWhenOff(element, ls) {
if (ls.length_c || ls.length_d)
return;
store.delete(element);
stop();
}
function getElementStore(element) {
if (store.has(element)) return store.get(element);
const out = {
connected: /* @__PURE__ */ new WeakSet(),
length_c: 0,
disconnected: /* @__PURE__ */ new WeakSet(),
length_d: 0
};
store.set(element, out);
return out;
}
function start() {
if (is_observing) return;
is_observing = true;
observer.observe(enviroment.D.body, { childList: true, subtree: true });
}
function stop() {
if (!is_observing || store.size) return;
is_observing = false;
observer.disconnect();
}
function requestIdle() {
return new Promise(function(resolve) {
(requestIdleCallback || requestAnimationFrame)(resolve);
});
}
async function collectChildren(element) {
if (store.size > 30)
await requestIdle();
const out = [];
if (!isInstance(element, Node)) return out;
for (const el of store.keys()) {
if (el === element || !isInstance(el, Node)) continue;
if (element.contains(el))
out.push(el);
}
return out;
}
function observerAdded(addedNodes, is_root) {
let out = false;
for (const element of addedNodes) {
if (is_root) collectChildren(element).then(observerAdded);
if (!store.has(element)) continue;
const ls = store.get(element);
if (!ls.length_c) continue;
element.dispatchEvent(new Event(evc));
ls.connected = /* @__PURE__ */ new WeakSet();
ls.length_c = 0;
if (!ls.length_d) store.delete(element);
out = true;
}
return out;
}
function observerRemoved(removedNodes, is_root) {
let out = false;
for (const element of removedNodes) {
if (is_root) collectChildren(element).then(observerRemoved);
if (!store.has(element)) continue;
const ls = store.get(element);
if (!ls.length_d) continue;
(globalThis.queueMicrotask || setTimeout)(dispatchRemove(element));
out = true;
}
return out;
}
function dispatchRemove(element) {
return () => {
if (element.isConnected) return;
element.dispatchEvent(new Event(evd));
store.delete(element);
};
}
}
// src/customElement.js
function customElementRender(target, render, props = {}) {
const custom_element = target.host || target;
@@ -587,59 +644,6 @@ function wrapMethod(obj, method, apply) {
}), { apply });
}
// src/events.js
function dispatchEvent(name, options, host) {
if (typeof options === "function") {
host = options;
options = null;
}
if (!options) options = {};
return function dispatch(element, ...d) {
if (host) {
d.unshift(element);
element = typeof host === "function" ? host() : host;
}
const event = d.length ? new CustomEvent(name, oAssign({ detail: d[0] }, options)) : new Event(name, options);
return element.dispatchEvent(event);
};
}
function on(event, listener, options) {
return function registerElement(element) {
element.addEventListener(event, listener, options);
return element;
};
}
var lifeOptions = (obj) => oAssign({}, typeof obj === "object" ? obj : null, { once: true });
on.connected = function(listener, options) {
options = lifeOptions(options);
return function registerElement(element) {
element.addEventListener(evc, listener, options);
if (element[keyLTE]) return element;
if (element.isConnected) return element.dispatchEvent(new Event(evc)), element;
const c = onAbort(options.signal, () => c_ch_o.offConnected(element, listener));
if (c) c_ch_o.onConnected(element, listener);
return element;
};
};
on.disconnected = function(listener, options) {
options = lifeOptions(options);
return function registerElement(element) {
element.addEventListener(evd, listener, options);
if (element[keyLTE]) return element;
const c = onAbort(options.signal, () => c_ch_o.offDisconnected(element, listener));
if (c) c_ch_o.onDisconnected(element, listener);
return element;
};
};
var store_abort = /* @__PURE__ */ new WeakMap();
on.disconnectedAsAbort = function(host) {
if (store_abort.has(host)) return store_abort.get(host);
const a = new AbortController();
store_abort.set(host, a);
host(on.disconnected(() => a.abort()));
return a.signal;
};
// src/signals-lib/helpers.js
var mark = "__dde_signal";
var queueSignalWrite = /* @__PURE__ */ (() => {
dist/esm-with-signals.min.d.ts
Vendored
+4
View File
@@ -203,6 +203,10 @@ export const scope: {
* — `scope.host(on.connected(console.log))`.
* */
host: (...addons: ddeElementAddon<SupportedElement>[]) => HTMLElement;
/**
* Creates/gets an AbortController that triggers when the element disconnects
* */
signal: AbortSignal;
state: Scope[];
/** Adds new child scope. All attributes are inherited by default. */
push(scope?: Partial<Scope>): ReturnType<Array<Scope>["push"]>;
dist/esm-with-signals.min.js
Vendored
+3 -3
View File
@@ -1,4 +1,4 @@
var B=(...t)=>Object.prototype.hasOwnProperty.call(...t);function O(t){return typeof t>"u"}function et(t){let e=typeof t;return e!=="object"?e:t===null?"null":Object.prototype.toString.call(t)}function S(t,e){return t instanceof e}function nt(t,e){return Object.prototype.isPrototypeOf.call(e,t)}function w(t=null,e={}){return Object.create(t,e)}function b(...t){return Object.assign(...t)}function J(t,e){if(!t||!S(t,AbortSignal))return!0;if(!t.aborted)return t.addEventListener("abort",e),function(){t.removeEventListener("abort",e)}}function rt(t,e){let{observedAttributes:n=[]}=t.constructor;return n.reduce(function(r,o){return r[vt(o)]=e(t,o),r},{})}function vt(t){return t.replace(/-./g,e=>e[1].toUpperCase())}var P=class extends Error{constructor(){super();let[e,...n]=this.stack.split(`
`),r=e.slice(e.indexOf("@"),e.indexOf(".js:")+4),o=r.includes("src/helpers.js")?"src/":r;this.stack=n.find(c=>!c.includes(o))||e}get compact(){let{stack:e}=this;return e.slice(0,e.indexOf("@")+1)+"\u2026"+e.slice(e.lastIndexOf("/"))}};var q={isSignal(t){return!1},processReactiveAttribute(t,e,n,r){return n}};function Z(t,e=!0){return e?b(q,t):(Object.setPrototypeOf(t,q),t)}function W(t){return nt(t,q)&&t!==q?t:q}var d={setDeleteAttr:bt,ssr:"",D:globalThis.document,F:globalThis.DocumentFragment,H:globalThis.HTMLElement,S:globalThis.SVGElement,M:globalThis.MutationObserver,q:t=>t||Promise.resolve()};function bt(t,e,n){if(Reflect.set(t,e,n),!!O(n)){if(Reflect.deleteProperty(t,e),S(t,d.H)&&t.getAttribute(e)==="undefined")return t.removeAttribute(e);if(Reflect.get(t,e)==="undefined")return Reflect.set(t,e,"")}}var N="__dde_lifecyclesToEvents",y="dde:connected",D="dde:disconnected",F="dde:attributeChanged";function zt(t){return d.q(t)}var C=[{get scope(){return d.D.body},host:t=>t?t(d.D.body):d.D.body,prevent:!0}],x={get current(){return C[C.length-1]},get host(){return this.current.host},preventDefault(){let{current:t}=this;return t.prevent=!0,t},get state(){return[...C]},push(t={}){return C.push(b({},this.current,{prevent:!1},t))},pushRoot(){return C.push(C[0])},pop(){if(C.length!==1)return C.pop()}};function ot(...t){return this.appendOriginal(...t),this}function xt(t){return t.append===ot||(t.appendOriginal=t.append,t.append=ot),t}var $;function j(t,e,...n){let r=W(this),o=0,c,s;switch((Object(e)!==e||r.isSignal(e))&&(e={textContent:e}),!0){case typeof t=="function":{o=1;let i=(...h)=>h.length?(o===1?n.unshift(...h):h.forEach(v=>v(s)),void 0):s;x.push({scope:t,host:i}),c=t(e||void 0);let p=S(c,d.F);if(c.nodeName==="#comment")break;let E=j.mark({type:"component",name:t.name,host:p?"this":"parentElement"});c.prepend(E),p&&(s=E);break}case 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St(t,e)?ct(t,e,n):r(e,n)}function ut(t,e){if(U.has(t))return U.get(t);let r=(S(t,d.S)?At:wt).bind(null,t,"Attribute"),o=W(e);return{setRemoveAttr:r,s:o}}function Et(t,e){let n=W(this);return G(n,"classList",t,e,(r,o)=>t.classList.toggle(r,o===-1?void 0:!!o)),t}function _t(t,e,n,r){return S(t,d.H)?t[e+"Attribute"](n,r):t[e+"AttributeNS"](null,n,r)}function St(t,e){if(!(e in t))return!1;let n=ft(t,e);return!O(n.set)}function ft(t,e){if(t=Object.getPrototypeOf(t),!t)return{};let n=Object.getOwnPropertyDescriptor(t,e);return n||ft(t,e)}function G(t,e,n,r,o){let c=String;if(!(typeof r!="object"||r===null))return Object.entries(r).forEach(function([i,p]){i&&(i=new c(i),i.target=e,p=t.processReactiveAttribute(n,i,p,o),o(i,p))})}function wt(t,e,n,r){return t[(O(r)?"remove":"set")+e](n,r)}function At(t,e,n,r,o=null){return t[(O(r)?"remove":"set")+e+"NS"](o,n,r)}function st(t,e,n){if(Reflect.set(t,e,n),!!O(n))return Reflect.deleteProperty(t,e)}var R=d.M?yt():new Proxy({},{get(){return()=>{}}});function yt(){let t=new Map,e=!1,n=u=>function(a){for(let f of a)if(f.type==="childList"){if(h(f.addedNodes,!0)){u();continue}v(f.removedNodes,!0)&&u()}},r=new d.M(n(i));return{observe(u){let a=new d.M(n(()=>{}));return a.observe(u,{childList Line truncated
Investigate `__dde_attributes` key of the element. */let[c,s]=o,i=this[X][c];if(i)return g.action(i,"_set",s)})(t),A.disconnected(function(){/*! This removes all signals mapped to attributes (`S.observedAttributes`).
Investigate `__dde_attributes` key of the element. */g.clear(...Object.values(this[X]))})(t),n};var pt={isSignal:z,processReactiveAttribute(t,e,n,r){if(!z(n))return n;let o=c=>{if(!t.isConnected)return k(n,o);r(e,c)};return tt(n,o),ht(n,o,t,e),n.get()}};function ht(t,e,...n){let{current:r}=x;r.host(function(o){if(o[L])return o[L].push([[t,e],...n]);o[L]=[],!r.prevent&&A.disconnected(()=>o[L].forEach(([[c,s]])=>k(c,s,c[l]&&c[l].host&&c[l].host()===o)))(o)})}var Nt=new FinalizationRegistry(function(t){g.clear({[l]:t})});function dt(t,e,n){let r=w(t?Ot:Y),o=gt(r,e,n,t);return Nt.register(o,o[l]),o}var Tt=b(w(),{stopPropagation(){this.skip=!0}});function gt(t,e,n,r=!1){let o=[];et(n)!=="[object Object]"&&(n={});let{onclear:c}=g.symbols;n[c]&&(o.push(n[c]),delete n[c]);let{host:s}=x;return Reflect.defineProperty(t,l,{value:b(w(Tt),{value:e,actions:n,onclear:o,host:s,listeners:new Set,defined:new P().stack,readonly:r}),enumerable:!1,writable:!1,configurable:!0}),t}function Mt(){return H[H.length-1]}function lt(t){if(!t[l])return;let{value:e,listeners:n}=t[l],r=Mt();return r&&n.add(r),m.has(r)&&m.get(r).add(t),e}function mt(t,e,n){let r=t[l];if(!(!r||!n&&r.value===e))return r.value=e,Q(t),e}function tt(t,e){if(t[l])return t[l].listeners.add(e)}function k(t,e,n){let r=t[l];if(!r)return;let{listeners:o}=r,c=o.delete(e);if(!c||!n||o.size)return c;g.clear(t);let s=m.get(r);if(!s)return c;let i=m.get(s);if(!i)return c;for(let p of i)k(p,s,!0);return c}Z(pt);export{g as S,I as assign,it as assignAttribute,xt as chainableAppend,Et as classListDeclarative,j as createElement,Ht as createElementNS,Yt as customElementRender,Ct as customElementWithDDE,re as dispatchEvent,j as el,Ht as elNS,_t as elementAttribute,z as isSignal,Ct as lifecyclesToEvents,A as on,zt as queue,Z as registerReactivity,x as scope,g as signal,Bt as simulateSlots};
`),r=e.slice(e.indexOf("@"),e.indexOf(".js:")+4),o=r.includes("src/helpers.js")?"src/":r;this.stack=n.find(c=>!c.includes(o))||e}get compact(){let{stack:e}=this;return e.slice(0,e.indexOf("@")+1)+"\u2026"+e.slice(e.lastIndexOf("/"))}};var q={isSignal(t){return!1},processReactiveAttribute(t,e,n,r){return n}};function Z(t,e=!0){return e?b(q,t):(Object.setPrototypeOf(t,q),t)}function W(t){return nt(t,q)&&t!==q?t:q}var d={setDeleteAttr:bt,ssr:"",D:globalThis.document,F:globalThis.DocumentFragment,H:globalThis.HTMLElement,S:globalThis.SVGElement,M:globalThis.MutationObserver,q:t=>t||Promise.resolve()};function bt(t,e,n){if(Reflect.set(t,e,n),!!O(n)){if(Reflect.deleteProperty(t,e),S(t,d.H)&&t.getAttribute(e)==="undefined")return t.removeAttribute(e);if(Reflect.get(t,e)==="undefined")return Reflect.set(t,e,"")}}var N="__dde_lifecyclesToEvents",A="dde:connected",D="dde:disconnected",F="dde:attributeChanged";var R=d.M?xt():new Proxy({},{get(){return()=>{}}});function xt(){let t=new Map,e=!1,n=u=>function(a){for(let f of a)if(f.type==="childList"){if(h(f.addedNodes,!0)){u();continue}v(f.removedNodes,!0)&&u()}},r=new d.M(n(i));return{observe(u){let a=new d.M(n(()=>{}));return a.observe(u,{childList:!0,subtree:!0}),()=>a.disconnect()},onConnected(u,a){s();let f=c(u);f.connected.has(a)||(f.connected.add(a),f.length_c+=1)},offConnected(u,a){if(!t.has(u))return;let f=t.get(u);f.connected.has(a)&&(f.connected.delete(a),f.length_c-=1,o(u,f))},onDisconnected(u,a){s();let f=c(u);f.disconnected.has(a)||(f.disconnected.add(a),f.length_d+=1)},offDisconnected(u,a){if(!t.has(u))return;let f=t.get(u);f.disconnected.delete(a),f.length_d-=1,o(u,f)}};function o(u,a){a.length_c||a.length_d||(t.delete(u),i())}function c(u){if(t.has(u))return t.get(u);let a={connected:new WeakSet,length_c:0,disconnected:new WeakSet,length_d:0};return t.set(u,a),a}function s(){e||(e=!0,r.observe(d.D.body,{childList:!0,subtree:!0}))}function i(){!e||t.size||(e=!1,r.disconnect())}function p(){return new Promise(function(u){(requestIdleCallback||requestAnimationFrame)(u)})}async function E(u){t.size>30&&await p();let a=[];if(!S(u,Node))return a;for(let f of t.keys())f===u||!S(f,Node)||u.contains(f)&&a.push(f);return a}function h(u,a){let f=!1;for(let _ of u){if(a&&E(_).then(h),!t.has(_))continue;let M=t.get(_);M.length_c&&(_.dispatchEvent(new Event(A)),M.connected=new WeakSet,M.length_c=0,M.length_d||t.delete(_),f=!0)}return f}function v(u,a){let f=!1;for(let _ of u)a&&E(_).then(v),!(!t.has(_)||!t.get(_).length_d)&&((globalThis.queueMicrotask||setTimeout)(T(_)),f=!0);return f}function T(u){return()=>{u.isConnected||(u.dispatchEvent(new Event(D)),t.delete(u))}}}function Bt(t,e,n){return typeof e=="function"&&(n=e,e=null),e||(e={}),function(o,...c){n&&(c.unshift(o),o=typeof n=="function"?n():n);let s=c.length?new CustomEvent(t,b({detail:c[0]},e)):new Event(t,e);return o.dispatchEvent(s)}}function y(t,e,n){return function(o){return o.addEventListener(t,e,n),o}}var ot=t=>b({},typeof t=="object"?t:null,{once:!0});y.connected=function(t,e){return e=ot(e),function(r){return r.addEventListener(A,t,e),r[N]?r:r.isConnected?(r.dispatchEvent(new Event(A)),r):(J(e.signal,()=>R.offConnected(r,t))&&R.onConnected(r,t),r)}};y.disconnected=function(t,e){return e=ot(e),function(r){return r.addEventListener(D,t,e),r[N]||J(e.signal,()=>R.offDisconnected(r,t))&&R.onDisconnected(r,t),r}};function Yt(t){return d.q(t)}var C=[{get scope(){return d.D.body},host:t=>t?t(d.D.body):d.D.body,prevent:!0}],G=new WeakMap,x={get current(){return C[C.length-1]},get host(){return this.current.host},get signal(){let{host:t}=this;if(G.has(t))return G.get(t);let e=new AbortController;return G.set(t,e),t(y.disconnected(()=>e.abort())),e.signal},preventDefault(){let{current:t}=this;return t.prevent=!0,t},get state(){return[...C]},push(t={}){return C.push(b({},this.current,{prevent:!1},t))},pushRoot(){return C.push(C[0])},pop(){if(C.length!==1)return C.pop()}};function ct(...t){return this.appendOriginal(...t),this}function Et(t){return t.append===ct||(t.appendOriginal=t.append,t.append=ct),t}var $;function j(t,e,...n){let r=W(this),o=0,c,s;switch((Object(e)!==e||r.isSignal(e))&&(e={textContent:e}),!0){case typeof t=="function":{o=1;let i=(...h)=>h.length?(o===1?n.unshift(...h):h.forEach(v=>v(s)),void 0):s;x.push({scope:t,host:i}),c=t(e||void 0);let p=S(c,d.F);if(c.nodeName==="#comment")break;let E=j.mark({type:"component",name:t.name,host:p?"this":"parentElement"});c.prepend(E),p&&(s=E);break}case t==="#text":c=I.call(this,d.D.createTextNode(""),e);break;case(t==="<>"||!t):c=I.call(this,d.D.createDocumentFragment(),e);break;case!!$:c=I.call(this,d.D.createElementNS($,t),e);break;case!c:c=I.call(this,d.D.createElement(t),e)}return Et(c),s||(s=c),n.forEach(i=>i(s)),o&&x.pop(),o=2,c}j.mark=function(t,e=!1){t=Object.entries(t).map(([o,c])=>o+`="${c}"`).join(" ");let n=e?"":"/",r=d.D.createComment(`<dde:mark ${t}${d.ssr}${n}>`);return e&&(r.end=d.D.createComment("</dde:mark>")),r};function te(t){let e=th Line truncated
Investigate `__dde_attributes` key of the element. */let[c,s]=o,i=this[X][c];if(i)return g.action(i,"_set",s)})(t),y.disconnected(function(){/*! This removes all signals mapped to attributes (`S.observedAttributes`).
Investigate `__dde_attributes` key of the element. */g.clear(...Object.values(this[X]))})(t),n};var pt={isSignal:z,processReactiveAttribute(t,e,n,r){if(!z(n))return n;let o=c=>{if(!t.isConnected)return k(n,o);r(e,c)};return tt(n,o),ht(n,o,t,e),n.get()}};function ht(t,e,...n){let{current:r}=x;r.host(function(o){if(o[L])return o[L].push([[t,e],...n]);o[L]=[],!r.prevent&&y.disconnected(()=>o[L].forEach(([[c,s]])=>k(c,s,c[l]&&c[l].host&&c[l].host()===o)))(o)})}var Nt=new FinalizationRegistry(function(t){g.clear({[l]:t})});function dt(t,e,n){let r=w(t?Ot:Y),o=gt(r,e,n,t);return Nt.register(o,o[l]),o}var Tt=b(w(),{stopPropagation(){this.skip=!0}});function gt(t,e,n,r=!1){let o=[];et(n)!=="[object Object]"&&(n={});let{onclear:c}=g.symbols;n[c]&&(o.push(n[c]),delete n[c]);let{host:s}=x;return Reflect.defineProperty(t,l,{value:b(w(Tt),{value:e,actions:n,onclear:o,host:s,listeners:new Set,defined:new P().stack,readonly:r}),enumerable:!1,writable:!1,configurable:!0}),t}function Mt(){return H[H.length-1]}function lt(t){if(!t[l])return;let{value:e,listeners:n}=t[l],r=Mt();return r&&n.add(r),m.has(r)&&m.get(r).add(t),e}function mt(t,e,n){let r=t[l];if(!(!r||!n&&r.value===e))return r.value=e,Q(t),e}function tt(t,e){if(t[l])return t[l].listeners.add(e)}function k(t,e,n){let r=t[l];if(!r)return;let{listeners:o}=r,c=o.delete(e);if(!c||!n||o.size)return c;g.clear(t);let s=m.get(r);if(!s)return c;let i=m.get(s);if(!i)return c;for(let p of i)k(p,s,!0);return c}Z(pt);export{g as S,I as assign,ut as assignAttribute,Et as chainableAppend,_t as classListDeclarative,j as createElement,te as createElementNS,se as customElementRender,Ct as customElementWithDDE,Bt as dispatchEvent,j as el,te as elNS,St as elementAttribute,z as isSignal,Ct as lifecyclesToEvents,y as on,Yt as queue,Z as registerReactivity,x as scope,g as signal,ee as simulateSlots};
dist/esm.d.ts
Vendored
+4
View File
@@ -202,6 +202,10 @@ export const scope: {
* — `scope.host(on.connected(console.log))`.
* */
host: (...addons: ddeElementAddon<SupportedElement>[]) => HTMLElement;
/**
* Creates/gets an AbortController that triggers when the element disconnects
* */
signal: AbortSignal;
state: Scope[];
/** Adds new child scope. All attributes are inherited by default. */
push(scope?: Partial<Scope>): ReturnType<Array<Scope>["push"]>;
dist/esm.js
Vendored
+221 -217
View File
@@ -78,6 +78,215 @@ var evc = "dde:connected";
var evd = "dde:disconnected";
var eva = "dde:attributeChanged";
// src/events-observer.js
var c_ch_o = enviroment.M ? connectionsChangesObserverConstructor() : new Proxy({}, {
get() {
return () => {
};
}
});
function connectionsChangesObserverConstructor() {
const store = /* @__PURE__ */ new Map();
let is_observing = false;
const observerListener = (stop2) => function(mutations) {
for (const mutation of mutations) {
if (mutation.type !== "childList") continue;
if (observerAdded(mutation.addedNodes, true)) {
stop2();
continue;
}
if (observerRemoved(mutation.removedNodes, true))
stop2();
}
};
const observer = new enviroment.M(observerListener(stop));
return {
/**
* Creates an observer for a specific element
* @param {Element} element - Element to observe
* @returns {Function} Cleanup function
*/
observe(element) {
const o = new enviroment.M(observerListener(() => {
}));
o.observe(element, { childList: true, subtree: true });
return () => o.disconnect();
},
/**
* Register a connection listener for an element
* @param {Element} element - Element to watch
* @param {Function} listener - Callback for connection event
*/
onConnected(element, listener) {
start();
const listeners = getElementStore(element);
if (listeners.connected.has(listener)) return;
listeners.connected.add(listener);
listeners.length_c += 1;
},
/**
* Unregister a connection listener
* @param {Element} element - Element being watched
* @param {Function} listener - Callback to remove
*/
offConnected(element, listener) {
if (!store.has(element)) return;
const ls = store.get(element);
if (!ls.connected.has(listener)) return;
ls.connected.delete(listener);
ls.length_c -= 1;
cleanWhenOff(element, ls);
},
/**
* Register a disconnection listener for an element
* @param {Element} element - Element to watch
* @param {Function} listener - Callback for disconnection event
*/
onDisconnected(element, listener) {
start();
const listeners = getElementStore(element);
if (listeners.disconnected.has(listener)) return;
listeners.disconnected.add(listener);
listeners.length_d += 1;
},
/**
* Unregister a disconnection listener
* @param {Element} element - Element being watched
* @param {Function} listener - Callback to remove
*/
offDisconnected(element, listener) {
if (!store.has(element)) return;
const ls = store.get(element);
ls.disconnected.delete(listener);
ls.length_d -= 1;
cleanWhenOff(element, ls);
}
};
function cleanWhenOff(element, ls) {
if (ls.length_c || ls.length_d)
return;
store.delete(element);
stop();
}
function getElementStore(element) {
if (store.has(element)) return store.get(element);
const out = {
connected: /* @__PURE__ */ new WeakSet(),
length_c: 0,
disconnected: /* @__PURE__ */ new WeakSet(),
length_d: 0
};
store.set(element, out);
return out;
}
function start() {
if (is_observing) return;
is_observing = true;
observer.observe(enviroment.D.body, { childList: true, subtree: true });
}
function stop() {
if (!is_observing || store.size) return;
is_observing = false;
observer.disconnect();
}
function requestIdle() {
return new Promise(function(resolve) {
(requestIdleCallback || requestAnimationFrame)(resolve);
});
}
async function collectChildren(element) {
if (store.size > 30)
await requestIdle();
const out = [];
if (!isInstance(element, Node)) return out;
for (const el of store.keys()) {
if (el === element || !isInstance(el, Node)) continue;
if (element.contains(el))
out.push(el);
}
return out;
}
function observerAdded(addedNodes, is_root) {
let out = false;
for (const element of addedNodes) {
if (is_root) collectChildren(element).then(observerAdded);
if (!store.has(element)) continue;
const ls = store.get(element);
if (!ls.length_c) continue;
element.dispatchEvent(new Event(evc));
ls.connected = /* @__PURE__ */ new WeakSet();
ls.length_c = 0;
if (!ls.length_d) store.delete(element);
out = true;
}
return out;
}
function observerRemoved(removedNodes, is_root) {
let out = false;
for (const element of removedNodes) {
if (is_root) collectChildren(element).then(observerRemoved);
if (!store.has(element)) continue;
const ls = store.get(element);
if (!ls.length_d) continue;
(globalThis.queueMicrotask || setTimeout)(dispatchRemove(element));
out = true;
}
return out;
}
function dispatchRemove(element) {
return () => {
if (element.isConnected) return;
element.dispatchEvent(new Event(evd));
store.delete(element);
};
}
}
// src/events.js
function dispatchEvent(name, options, host) {
if (typeof options === "function") {
host = options;
options = null;
}
if (!options) options = {};
return function dispatch(element, ...d) {
if (host) {
d.unshift(element);
element = typeof host === "function" ? host() : host;
}
const event = d.length ? new CustomEvent(name, oAssign({ detail: d[0] }, options)) : new Event(name, options);
return element.dispatchEvent(event);
};
}
function on(event, listener, options) {
return function registerElement(element) {
element.addEventListener(event, listener, options);
return element;
};
}
var lifeOptions = (obj) => oAssign({}, typeof obj === "object" ? obj : null, { once: true });
on.connected = function(listener, options) {
options = lifeOptions(options);
return function registerElement(element) {
element.addEventListener(evc, listener, options);
if (element[keyLTE]) return element;
if (element.isConnected) return element.dispatchEvent(new Event(evc)), element;
const c = onAbort(options.signal, () => c_ch_o.offConnected(element, listener));
if (c) c_ch_o.onConnected(element, listener);
return element;
};
};
on.disconnected = function(listener, options) {
options = lifeOptions(options);
return function registerElement(element) {
element.addEventListener(evd, listener, options);
if (element[keyLTE]) return element;
const c = onAbort(options.signal, () => c_ch_o.offDisconnected(element, listener));
if (c) c_ch_o.onDisconnected(element, listener);
return element;
};
};
// src/dom.js
function queue(promise) {
return enviroment.q(promise);
@@ -89,6 +298,7 @@ var scopes = [{
host: (c) => c ? c(enviroment.D.body) : enviroment.D.body,
prevent: true
}];
var store_abort = /* @__PURE__ */ new WeakMap();
var scope = {
/**
* Gets the current scope
@@ -105,6 +315,17 @@ var scope = {
return this.current.host;
},
/**
* Creates/gets an AbortController that triggers when the element disconnects
* */
get signal() {
const { host } = this;
if (store_abort.has(host)) return store_abort.get(host);
const a = new AbortController();
store_abort.set(host, a);
host(on.disconnected(() => a.abort()));
return a.signal;
},
/**
* Prevents default behavior in the current scope
* @returns {Object} Current scope context
*/
@@ -347,170 +568,6 @@ function setDelete(obj, key, val) {
return Reflect.deleteProperty(obj, key);
}
// src/events-observer.js
var c_ch_o = enviroment.M ? connectionsChangesObserverConstructor() : new Proxy({}, {
get() {
return () => {
};
}
});
function connectionsChangesObserverConstructor() {
const store = /* @__PURE__ */ new Map();
let is_observing = false;
const observerListener = (stop2) => function(mutations) {
for (const mutation of mutations) {
if (mutation.type !== "childList") continue;
if (observerAdded(mutation.addedNodes, true)) {
stop2();
continue;
}
if (observerRemoved(mutation.removedNodes, true))
stop2();
}
};
const observer = new enviroment.M(observerListener(stop));
return {
/**
* Creates an observer for a specific element
* @param {Element} element - Element to observe
* @returns {Function} Cleanup function
*/
observe(element) {
const o = new enviroment.M(observerListener(() => {
}));
o.observe(element, { childList: true, subtree: true });
return () => o.disconnect();
},
/**
* Register a connection listener for an element
* @param {Element} element - Element to watch
* @param {Function} listener - Callback for connection event
*/
onConnected(element, listener) {
start();
const listeners = getElementStore(element);
if (listeners.connected.has(listener)) return;
listeners.connected.add(listener);
listeners.length_c += 1;
},
/**
* Unregister a connection listener
* @param {Element} element - Element being watched
* @param {Function} listener - Callback to remove
*/
offConnected(element, listener) {
if (!store.has(element)) return;
const ls = store.get(element);
if (!ls.connected.has(listener)) return;
ls.connected.delete(listener);
ls.length_c -= 1;
cleanWhenOff(element, ls);
},
/**
* Register a disconnection listener for an element
* @param {Element} element - Element to watch
* @param {Function} listener - Callback for disconnection event
*/
onDisconnected(element, listener) {
start();
const listeners = getElementStore(element);
if (listeners.disconnected.has(listener)) return;
listeners.disconnected.add(listener);
listeners.length_d += 1;
},
/**
* Unregister a disconnection listener
* @param {Element} element - Element being watched
* @param {Function} listener - Callback to remove
*/
offDisconnected(element, listener) {
if (!store.has(element)) return;
const ls = store.get(element);
ls.disconnected.delete(listener);
ls.length_d -= 1;
cleanWhenOff(element, ls);
}
};
function cleanWhenOff(element, ls) {
if (ls.length_c || ls.length_d)
return;
store.delete(element);
stop();
}
function getElementStore(element) {
if (store.has(element)) return store.get(element);
const out = {
connected: /* @__PURE__ */ new WeakSet(),
length_c: 0,
disconnected: /* @__PURE__ */ new WeakSet(),
length_d: 0
};
store.set(element, out);
return out;
}
function start() {
if (is_observing) return;
is_observing = true;
observer.observe(enviroment.D.body, { childList: true, subtree: true });
}
function stop() {
if (!is_observing || store.size) return;
is_observing = false;
observer.disconnect();
}
function requestIdle() {
return new Promise(function(resolve) {
(requestIdleCallback || requestAnimationFrame)(resolve);
});
}
async function collectChildren(element) {
if (store.size > 30)
await requestIdle();
const out = [];
if (!isInstance(element, Node)) return out;
for (const el of store.keys()) {
if (el === element || !isInstance(el, Node)) continue;
if (element.contains(el))
out.push(el);
}
return out;
}
function observerAdded(addedNodes, is_root) {
let out = false;
for (const element of addedNodes) {
if (is_root) collectChildren(element).then(observerAdded);
if (!store.has(element)) continue;
const ls = store.get(element);
if (!ls.length_c) continue;
element.dispatchEvent(new Event(evc));
ls.connected = /* @__PURE__ */ new WeakSet();
ls.length_c = 0;
if (!ls.length_d) store.delete(element);
out = true;
}
return out;
}
function observerRemoved(removedNodes, is_root) {
let out = false;
for (const element of removedNodes) {
if (is_root) collectChildren(element).then(observerRemoved);
if (!store.has(element)) continue;
const ls = store.get(element);
if (!ls.length_d) continue;
(globalThis.queueMicrotask || setTimeout)(dispatchRemove(element));
out = true;
}
return out;
}
function dispatchRemove(element) {
return () => {
if (element.isConnected) return;
element.dispatchEvent(new Event(evd));
store.delete(element);
};
}
}
// src/customElement.js
function customElementRender(target, render, props = {}) {
const custom_element = target.host || target;
@@ -553,59 +610,6 @@ function wrapMethod(obj, method, apply) {
obj[method] = new Proxy(obj[method] || (() => {
}), { apply });
}
// src/events.js
function dispatchEvent(name, options, host) {
if (typeof options === "function") {
host = options;
options = null;
}
if (!options) options = {};
return function dispatch(element, ...d) {
if (host) {
d.unshift(element);
element = typeof host === "function" ? host() : host;
}
const event = d.length ? new CustomEvent(name, oAssign({ detail: d[0] }, options)) : new Event(name, options);
return element.dispatchEvent(event);
};
}
function on(event, listener, options) {
return function registerElement(element) {
element.addEventListener(event, listener, options);
return element;
};
}
var lifeOptions = (obj) => oAssign({}, typeof obj === "object" ? obj : null, { once: true });
on.connected = function(listener, options) {
options = lifeOptions(options);
return function registerElement(element) {
element.addEventListener(evc, listener, options);
if (element[keyLTE]) return element;
if (element.isConnected) return element.dispatchEvent(new Event(evc)), element;
const c = onAbort(options.signal, () => c_ch_o.offConnected(element, listener));
if (c) c_ch_o.onConnected(element, listener);
return element;
};
};
on.disconnected = function(listener, options) {
options = lifeOptions(options);
return function registerElement(element) {
element.addEventListener(evd, listener, options);
if (element[keyLTE]) return element;
const c = onAbort(options.signal, () => c_ch_o.offDisconnected(element, listener));
if (c) c_ch_o.onDisconnected(element, listener);
return element;
};
};
var store_abort = /* @__PURE__ */ new WeakMap();
on.disconnectedAsAbort = function(host) {
if (store_abort.has(host)) return store_abort.get(host);
const a = new AbortController();
store_abort.set(host, a);
host(on.disconnected(() => a.abort()));
return a.signal;
};
export {
assign,
assignAttribute,
dist/esm.min.d.ts
Vendored
+4
View File
@@ -202,6 +202,10 @@ export const scope: {
* — `scope.host(on.connected(console.log))`.
* */
host: (...addons: ddeElementAddon<SupportedElement>[]) => HTMLElement;
/**
* Creates/gets an AbortController that triggers when the element disconnects
* */
signal: AbortSignal;
state: Scope[];
/** Adds new child scope. All attributes are inherited by default. */
push(scope?: Partial<Scope>): ReturnType<Array<Scope>["push"]>;
dist/esm.min.js
Vendored
+1 -1
View File
@@ -1 +1 @@
function w(t){return typeof t>"u"}function g(t,e){return t instanceof e}function W(t,e){return Object.prototype.isPrototypeOf.call(e,t)}function v(...t){return Object.assign(...t)}function P(t,e){if(!t||!g(t,AbortSignal))return!0;if(!t.aborted)return t.addEventListener("abort",e),function(){t.removeEventListener("abort",e)}}var C={isSignal(t){return!1},processReactiveAttribute(t,e,n,r){return n}};function V(t,e=!0){return e?v(C,t):(Object.setPrototypeOf(t,C),t)}function S(t){return W(t,C)&&t!==C?t:C}var a={setDeleteAttr:J,ssr:"",D:globalThis.document,F:globalThis.DocumentFragment,H:globalThis.HTMLElement,S:globalThis.SVGElement,M:globalThis.MutationObserver,q:t=>t||Promise.resolve()};function J(t,e,n){if(Reflect.set(t,e,n),!!w(n)){if(Reflect.deleteProperty(t,e),g(t,a.H)&&t.getAttribute(e)==="undefined")return t.removeAttribute(e);if(Reflect.get(t,e)==="undefined")return Reflect.set(t,e,"")}}var O="__dde_lifecyclesToEvents",m="dde:connected",_="dde:disconnected",F="dde:attributeChanged";function pt(t){return a.q(t)}var x=[{get scope(){return a.D.body},host:t=>t?t(a.D.body):a.D.body,prevent:!0}],D={get current(){return x[x.length-1]},get host(){return this.current.host},preventDefault(){let{current:t}=this;return t.prevent=!0,t},get state(){return[...x]},push(t={}){return x.push(v({},this.current,{prevent:!1},t))},pushRoot(){return x.push(x[0])},pop(){if(x.length!==1)return x.pop()}};function I(...t){return this.appendOriginal(...t),this}function K(t){return t.append===I||(t.appendOriginal=t.append,t.append=I),t}var R;function j(t,e,...n){let r=S(this),o=0,c,d;switch((Object(e)!==e||r.isSignal(e))&&(e={textContent:e}),!0){case typeof t=="function":{o=1;let f=(...l)=>l.length?(o===1?n.unshift(...l):l.forEach(E=>E(d)),void 0):d;D.push({scope:t,host:f}),c=t(e||void 0);let p=g(c,a.F);if(c.nodeName==="#comment")break;let b=j.mark({type:"component",name:t.name,host:p?"this":"parentElement"});c.prepend(b),p&&(d=b);break}case t==="#text":c=L.call(this,a.D.createTextNode(""),e);break;case(t==="<>"||!t):c=L.call(this,a.D.createDocumentFragment(),e);break;case!!R:c=L.call(this,a.D.createElementNS(R,t),e);break;case!c:c=L.call(this,a.D.createElement(t),e)}return K(c),d||(d=c),n.forEach(f=>f(d)),o&&D.pop(),o=2,c}j.mark=function(t,e=!1){t=Object.entries(t).map(([o,c])=>o+`="${c}"`).join(" ");let n=e?"":"/",r=a.D.createComment(`<dde:mark ${t}${a.ssr}${n}>`);return e&&(r.end=a.D.createComment("</dde:mark>")),r};function lt(t){let e=this;return function(...r){R=t;let o=j.call(e,...r);return R=void 0,o}}function ht(t,e=t){let n="\xB9\u2070",r="\u2713",o=Object.fromEntries(Array.from(e.querySelectorAll("slot")).filter(c=>!c.name.endsWith(n)).map(c=>[c.name+=n,c]));if(t.append=new Proxy(t.append,{apply(c,d,f){if(f[0]===e)return c.apply(t,f);for(let p of f){let b=(p.slot||"")+n;try{X(p,"remove","slot")}catch{}let l=o[b];if(!l)return;l.name.startsWith(r)||(l.childNodes.forEach(E=>E.remove()),l.name=r+b),l.append(p)}return t.append=c,t}}),t!==e){let c=Array.from(t.childNodes);t.append(...c)}return e}var T=new WeakMap,{setDeleteAttr:$}=a;function L(t,...e){if(!e.length)return t;T.set(t,z(t,this));for(let[n,r]of Object.entries(v({},...e)))H.call(this,t,n,r);return T.delete(t),t}function H(t,e,n){let{setRemoveAttr:r,s:o}=z(t,this),c=this;n=o.processReactiveAttribute(t,e,n,(f,p)=>H.call(c,t,f,p));let[d]=e;if(d==="=")return r(e.slice(1),n);if(d===".")return U(t,e.slice(1),n);if(/(aria|data)([A-Z])/.test(e))return e=e.replace(/([a-z])([A-Z])/g,"$1-$2").toLowerCase(),r(e,n);switch(e==="className"&&(e="class"),e){case"xlink:href":return r(e,n,"http://www.w3.org/1999/xlink");case"textContent":return $(t,e,n);case"style":if(typeof n!="object")break;case"dataset":return M(o,e,t,n,U.bind(null,t[e]));case"ariaset":return M(o,e,t,n,(f,p)=>r("aria-"+f,p));case"classList":return Q.call(c,t,n)}return Y(t,e)?$(t,e,n):r(e,n)}function z(t,e){if(T.has(t))return T.get(t);let r=(g(t,a.S)?et:tt).bind(null,t,"Attribute"),o=S(e);return{setRemoveAttr:r,s:o}}function Q(t,e){let n=S(this);return M(n,"classList",t,e,(r,o)=>t.classList.toggle(r,o===-1?void 0:!!o)),t}function X(t,e,n,r){return g(t,a.H)?t[e+"Attribute"](n,r):t[e+"AttributeNS"](null,n,r)}function Y(t,e){if(!(e in t))return!1;let n=B(t,e);return!w(n.set)}function B(t,e){if(t=Object.getPrototypeOf(t),!t)return{};let n=Object.getOwnPropertyDescriptor(t,e);return n||B(t,e)}function M(t,e,n,r,o){let c=String;if(!(typeof r!="object"||r===null))return Object.entries(r).forEach(function([f,p]){f&&(f=new c(f),f.target=e,p=t.processReactiveAttribute(n,f,p,o),o(f,p))})}function tt(t,e,n,r){return t[(w(r)?"remove":"set")+e](n,r)}function et(t,e,n,r,o=null){return t[(w(r)?"remove":"set")+e+"NS"](o,n,r)}function U(t,e,n){if(Reflect.set(t,e,n),!!w(n))return Reflect.deleteProperty(t,e)}var A=a.M?nt():new Proxy({},{get(){return()=>{}}});function nt(){let t=new Map,e=!1,n=s=>function(u){for(let i of u)if(i.type==="childList"){if(l(i.addedNodes,!0)){s();continue}E(i.removedNodes,!0)&&s()}},r=new a.M(n(f));return{obsLine truncated
function w(t){return typeof t>"u"}function g(t,e){return t instanceof e}function W(t,e){return Object.prototype.isPrototypeOf.call(e,t)}function v(...t){return Object.assign(...t)}function P(t,e){if(!t||!g(t,AbortSignal))return!0;if(!t.aborted)return t.addEventListener("abort",e),function(){t.removeEventListener("abort",e)}}var A={isSignal(t){return!1},processReactiveAttribute(t,e,n,r){return n}};function V(t,e=!0){return e?v(A,t):(Object.setPrototypeOf(t,A),t)}function S(t){return W(t,A)&&t!==A?t:A}var a={setDeleteAttr:J,ssr:"",D:globalThis.document,F:globalThis.DocumentFragment,H:globalThis.HTMLElement,S:globalThis.SVGElement,M:globalThis.MutationObserver,q:t=>t||Promise.resolve()};function J(t,e,n){if(Reflect.set(t,e,n),!!w(n)){if(Reflect.deleteProperty(t,e),g(t,a.H)&&t.getAttribute(e)==="undefined")return t.removeAttribute(e);if(Reflect.get(t,e)==="undefined")return Reflect.set(t,e,"")}}var y="__dde_lifecyclesToEvents",m="dde:connected",_="dde:disconnected",F="dde:attributeChanged";var O=a.M?K():new Proxy({},{get(){return()=>{}}});function K(){let t=new Map,e=!1,n=s=>function(u){for(let i of u)if(i.type==="childList"){if(l(i.addedNodes,!0)){s();continue}E(i.removedNodes,!0)&&s()}},r=new a.M(n(f));return{observe(s){let u=new a.M(n(()=>{}));return u.observe(s,{childList:!0,subtree:!0}),()=>u.disconnect()},onConnected(s,u){d();let i=c(s);i.connected.has(u)||(i.connected.add(u),i.length_c+=1)},offConnected(s,u){if(!t.has(s))return;let i=t.get(s);i.connected.has(u)&&(i.connected.delete(u),i.length_c-=1,o(s,i))},onDisconnected(s,u){d();let i=c(s);i.disconnected.has(u)||(i.disconnected.add(u),i.length_d+=1)},offDisconnected(s,u){if(!t.has(s))return;let i=t.get(s);i.disconnected.delete(u),i.length_d-=1,o(s,i)}};function o(s,u){u.length_c||u.length_d||(t.delete(s),f())}function c(s){if(t.has(s))return t.get(s);let u={connected:new WeakSet,length_c:0,disconnected:new WeakSet,length_d:0};return t.set(s,u),u}function d(){e||(e=!0,r.observe(a.D.body,{childList:!0,subtree:!0}))}function f(){!e||t.size||(e=!1,r.disconnect())}function p(){return new Promise(function(s){(requestIdleCallback||requestAnimationFrame)(s)})}async function b(s){t.size>30&&await p();let u=[];if(!g(s,Node))return u;for(let i of t.keys())i===s||!g(i,Node)||s.contains(i)&&u.push(i);return u}function l(s,u){let i=!1;for(let h of s){if(u&&b(h).then(l),!t.has(h))continue;let C=t.get(h);C.length_c&&(h.dispatchEvent(new Event(m)),C.connected=new WeakSet,C.length_c=0,C.length_d||t.delete(h),i=!0)}return i}function E(s,u){let i=!1;for(let h of s)u&&b(h).then(E),!(!t.has(h)||!t.get(h).length_d)&&((globalThis.queueMicrotask||setTimeout)(G(h)),i=!0);return i}function G(s){return()=>{s.isConnected||(s.dispatchEvent(new Event(_)),t.delete(s))}}}function ht(t,e,n){return typeof e=="function"&&(n=e,e=null),e||(e={}),function(o,...c){n&&(c.unshift(o),o=typeof n=="function"?n():n);let d=c.length?new CustomEvent(t,v({detail:c[0]},e)):new Event(t,e);return o.dispatchEvent(d)}}function L(t,e,n){return function(o){return o.addEventListener(t,e,n),o}}var I=t=>v({},typeof t=="object"?t:null,{once:!0});L.connected=function(t,e){return e=I(e),function(r){return r.addEventListener(m,t,e),r[y]?r:r.isConnected?(r.dispatchEvent(new Event(m)),r):(P(e.signal,()=>O.offConnected(r,t))&&O.onConnected(r,t),r)}};L.disconnected=function(t,e){return e=I(e),function(r){return r.addEventListener(_,t,e),r[y]||P(e.signal,()=>O.offDisconnected(r,t))&&O.onDisconnected(r,t),r}};function _t(t){return a.q(t)}var x=[{get scope(){return a.D.body},host:t=>t?t(a.D.body):a.D.body,prevent:!0}],M=new WeakMap,D={get current(){return x[x.length-1]},get host(){return this.current.host},get signal(){let{host:t}=this;if(M.has(t))return M.get(t);let e=new AbortController;return M.set(t,e),t(L.disconnected(()=>e.abort())),e.signal},preventDefault(){let{current:t}=this;return t.prevent=!0,t},get state(){return[...x]},push(t={}){return x.push(v({},this.current,{prevent:!1},t))},pushRoot(){return x.push(x[0])},pop(){if(x.length!==1)return x.pop()}};function $(...t){return this.appendOriginal(...t),this}function Q(t){return t.append===$||(t.appendOriginal=t.append,t.append=$),t}var T;function k(t,e,...n){let r=S(this),o=0,c,d;switch((Object(e)!==e||r.isSignal(e))&&(e={textContent:e}),!0){case typeof t=="function":{o=1;let f=(...l)=>l.length?(o===1?n.unshift(...l):l.forEach(E=>E(d)),void 0):d;D.push({scope:t,host:f}),c=t(e||void 0);let p=g(c,a.F);if(c.nodeName==="#comment")break;let b=k.mark({type:"component",name:t.name,host:p?"this":"parentElement"});c.prepend(b),p&&(d=b);break}case t==="#text":c=R.call(this,a.D.createTextNode(""),e);break;case(t==="<>"||!t):c=R.call(this,a.D.createDocumentFragment(),e);break;case!!T:c=R.call(this,a.D.createElementNS(T,t),e);break;case!c:c=R.call(this,a.D.createElement(t),e)}return Q(c),d||(d=c),n.forEach(f=>f(d)),o&&D.pop(),o=2,c}k.mark=function(t,e=!1){t=Object.entries(t).map(([o,c])=>o+`="${c}"`).join(" ");let n=e?"":"/",r=a.D.createComment(`<dde:mark ${t}${a.ssr}${n}>`)Line truncated
dist/iife-with-signals.d.ts
Vendored
+4
View File
@@ -203,6 +203,10 @@ export const scope: {
* — `scope.host(on.connected(console.log))`.
* */
host: (...addons: ddeElementAddon<SupportedElement>[]) => HTMLElement;
/**
* Creates/gets an AbortController that triggers when the element disconnects
* */
signal: AbortSignal;
state: Scope[];
/** Adds new child scope. All attributes are inherited by default. */
push(scope?: Partial<Scope>): ReturnType<Array<Scope>["push"]>;
dist/iife-with-signals.js
Vendored
+221 -217
View File
@@ -156,6 +156,215 @@ var DDE = (() => {
var evd = "dde:disconnected";
var eva = "dde:attributeChanged";
// src/events-observer.js
var c_ch_o = enviroment.M ? connectionsChangesObserverConstructor() : new Proxy({}, {
get() {
return () => {
};
}
});
function connectionsChangesObserverConstructor() {
const store = /* @__PURE__ */ new Map();
let is_observing = false;
const observerListener = (stop2) => function(mutations) {
for (const mutation of mutations) {
if (mutation.type !== "childList") continue;
if (observerAdded(mutation.addedNodes, true)) {
stop2();
continue;
}
if (observerRemoved(mutation.removedNodes, true))
stop2();
}
};
const observer = new enviroment.M(observerListener(stop));
return {
/**
* Creates an observer for a specific element
* @param {Element} element - Element to observe
* @returns {Function} Cleanup function
*/
observe(element) {
const o = new enviroment.M(observerListener(() => {
}));
o.observe(element, { childList: true, subtree: true });
return () => o.disconnect();
},
/**
* Register a connection listener for an element
* @param {Element} element - Element to watch
* @param {Function} listener - Callback for connection event
*/
onConnected(element, listener) {
start();
const listeners = getElementStore(element);
if (listeners.connected.has(listener)) return;
listeners.connected.add(listener);
listeners.length_c += 1;
},
/**
* Unregister a connection listener
* @param {Element} element - Element being watched
* @param {Function} listener - Callback to remove
*/
offConnected(element, listener) {
if (!store.has(element)) return;
const ls = store.get(element);
if (!ls.connected.has(listener)) return;
ls.connected.delete(listener);
ls.length_c -= 1;
cleanWhenOff(element, ls);
},
/**
* Register a disconnection listener for an element
* @param {Element} element - Element to watch
* @param {Function} listener - Callback for disconnection event
*/
onDisconnected(element, listener) {
start();
const listeners = getElementStore(element);
if (listeners.disconnected.has(listener)) return;
listeners.disconnected.add(listener);
listeners.length_d += 1;
},
/**
* Unregister a disconnection listener
* @param {Element} element - Element being watched
* @param {Function} listener - Callback to remove
*/
offDisconnected(element, listener) {
if (!store.has(element)) return;
const ls = store.get(element);
ls.disconnected.delete(listener);
ls.length_d -= 1;
cleanWhenOff(element, ls);
}
};
function cleanWhenOff(element, ls) {
if (ls.length_c || ls.length_d)
return;
store.delete(element);
stop();
}
function getElementStore(element) {
if (store.has(element)) return store.get(element);
const out = {
connected: /* @__PURE__ */ new WeakSet(),
length_c: 0,
disconnected: /* @__PURE__ */ new WeakSet(),
length_d: 0
};
store.set(element, out);
return out;
}
function start() {
if (is_observing) return;
is_observing = true;
observer.observe(enviroment.D.body, { childList: true, subtree: true });
}
function stop() {
if (!is_observing || store.size) return;
is_observing = false;
observer.disconnect();
}
function requestIdle() {
return new Promise(function(resolve) {
(requestIdleCallback || requestAnimationFrame)(resolve);
});
}
async function collectChildren(element) {
if (store.size > 30)
await requestIdle();
const out = [];
if (!isInstance(element, Node)) return out;
for (const el of store.keys()) {
if (el === element || !isInstance(el, Node)) continue;
if (element.contains(el))
out.push(el);
}
return out;
}
function observerAdded(addedNodes, is_root) {
let out = false;
for (const element of addedNodes) {
if (is_root) collectChildren(element).then(observerAdded);
if (!store.has(element)) continue;
const ls = store.get(element);
if (!ls.length_c) continue;
element.dispatchEvent(new Event(evc));
ls.connected = /* @__PURE__ */ new WeakSet();
ls.length_c = 0;
if (!ls.length_d) store.delete(element);
out = true;
}
return out;
}
function observerRemoved(removedNodes, is_root) {
let out = false;
for (const element of removedNodes) {
if (is_root) collectChildren(element).then(observerRemoved);
if (!store.has(element)) continue;
const ls = store.get(element);
if (!ls.length_d) continue;
(globalThis.queueMicrotask || setTimeout)(dispatchRemove(element));
out = true;
}
return out;
}
function dispatchRemove(element) {
return () => {
if (element.isConnected) return;
element.dispatchEvent(new Event(evd));
store.delete(element);
};
}
}
// src/events.js
function dispatchEvent(name, options, host) {
if (typeof options === "function") {
host = options;
options = null;
}
if (!options) options = {};
return function dispatch(element, ...d) {
if (host) {
d.unshift(element);
element = typeof host === "function" ? host() : host;
}
const event = d.length ? new CustomEvent(name, oAssign({ detail: d[0] }, options)) : new Event(name, options);
return element.dispatchEvent(event);
};
}
function on(event, listener, options) {
return function registerElement(element) {
element.addEventListener(event, listener, options);
return element;
};
}
var lifeOptions = (obj) => oAssign({}, typeof obj === "object" ? obj : null, { once: true });
on.connected = function(listener, options) {
options = lifeOptions(options);
return function registerElement(element) {
element.addEventListener(evc, listener, options);
if (element[keyLTE]) return element;
if (element.isConnected) return element.dispatchEvent(new Event(evc)), element;
const c = onAbort(options.signal, () => c_ch_o.offConnected(element, listener));
if (c) c_ch_o.onConnected(element, listener);
return element;
};
};
on.disconnected = function(listener, options) {
options = lifeOptions(options);
return function registerElement(element) {
element.addEventListener(evd, listener, options);
if (element[keyLTE]) return element;
const c = onAbort(options.signal, () => c_ch_o.offDisconnected(element, listener));
if (c) c_ch_o.onDisconnected(element, listener);
return element;
};
};
// src/dom.js
function queue(promise) {
return enviroment.q(promise);
@@ -167,6 +376,7 @@ var DDE = (() => {
host: (c) => c ? c(enviroment.D.body) : enviroment.D.body,
prevent: true
}];
var store_abort = /* @__PURE__ */ new WeakMap();
var scope = {
/**
* Gets the current scope
@@ -183,6 +393,17 @@ var DDE = (() => {
return this.current.host;
},
/**
* Creates/gets an AbortController that triggers when the element disconnects
* */
get signal() {
const { host } = this;
if (store_abort.has(host)) return store_abort.get(host);
const a = new AbortController();
store_abort.set(host, a);
host(on.disconnected(() => a.abort()));
return a.signal;
},
/**
* Prevents default behavior in the current scope
* @returns {Object} Current scope context
*/
@@ -425,170 +646,6 @@ var DDE = (() => {
return Reflect.deleteProperty(obj, key);
}
// src/events-observer.js
var c_ch_o = enviroment.M ? connectionsChangesObserverConstructor() : new Proxy({}, {
get() {
return () => {
};
}
});
function connectionsChangesObserverConstructor() {
const store = /* @__PURE__ */ new Map();
let is_observing = false;
const observerListener = (stop2) => function(mutations) {
for (const mutation of mutations) {
if (mutation.type !== "childList") continue;
if (observerAdded(mutation.addedNodes, true)) {
stop2();
continue;
}
if (observerRemoved(mutation.removedNodes, true))
stop2();
}
};
const observer = new enviroment.M(observerListener(stop));
return {
/**
* Creates an observer for a specific element
* @param {Element} element - Element to observe
* @returns {Function} Cleanup function
*/
observe(element) {
const o = new enviroment.M(observerListener(() => {
}));
o.observe(element, { childList: true, subtree: true });
return () => o.disconnect();
},
/**
* Register a connection listener for an element
* @param {Element} element - Element to watch
* @param {Function} listener - Callback for connection event
*/
onConnected(element, listener) {
start();
const listeners = getElementStore(element);
if (listeners.connected.has(listener)) return;
listeners.connected.add(listener);
listeners.length_c += 1;
},
/**
* Unregister a connection listener
* @param {Element} element - Element being watched
* @param {Function} listener - Callback to remove
*/
offConnected(element, listener) {
if (!store.has(element)) return;
const ls = store.get(element);
if (!ls.connected.has(listener)) return;
ls.connected.delete(listener);
ls.length_c -= 1;
cleanWhenOff(element, ls);
},
/**
* Register a disconnection listener for an element
* @param {Element} element - Element to watch
* @param {Function} listener - Callback for disconnection event
*/
onDisconnected(element, listener) {
start();
const listeners = getElementStore(element);
if (listeners.disconnected.has(listener)) return;
listeners.disconnected.add(listener);
listeners.length_d += 1;
},
/**
* Unregister a disconnection listener
* @param {Element} element - Element being watched
* @param {Function} listener - Callback to remove
*/
offDisconnected(element, listener) {
if (!store.has(element)) return;
const ls = store.get(element);
ls.disconnected.delete(listener);
ls.length_d -= 1;
cleanWhenOff(element, ls);
}
};
function cleanWhenOff(element, ls) {
if (ls.length_c || ls.length_d)
return;
store.delete(element);
stop();
}
function getElementStore(element) {
if (store.has(element)) return store.get(element);
const out = {
connected: /* @__PURE__ */ new WeakSet(),
length_c: 0,
disconnected: /* @__PURE__ */ new WeakSet(),
length_d: 0
};
store.set(element, out);
return out;
}
function start() {
if (is_observing) return;
is_observing = true;
observer.observe(enviroment.D.body, { childList: true, subtree: true });
}
function stop() {
if (!is_observing || store.size) return;
is_observing = false;
observer.disconnect();
}
function requestIdle() {
return new Promise(function(resolve) {
(requestIdleCallback || requestAnimationFrame)(resolve);
});
}
async function collectChildren(element) {
if (store.size > 30)
await requestIdle();
const out = [];
if (!isInstance(element, Node)) return out;
for (const el of store.keys()) {
if (el === element || !isInstance(el, Node)) continue;
if (element.contains(el))
out.push(el);
}
return out;
}
function observerAdded(addedNodes, is_root) {
let out = false;
for (const element of addedNodes) {
if (is_root) collectChildren(element).then(observerAdded);
if (!store.has(element)) continue;
const ls = store.get(element);
if (!ls.length_c) continue;
element.dispatchEvent(new Event(evc));
ls.connected = /* @__PURE__ */ new WeakSet();
ls.length_c = 0;
if (!ls.length_d) store.delete(element);
out = true;
}
return out;
}
function observerRemoved(removedNodes, is_root) {
let out = false;
for (const element of removedNodes) {
if (is_root) collectChildren(element).then(observerRemoved);
if (!store.has(element)) continue;
const ls = store.get(element);
if (!ls.length_d) continue;
(globalThis.queueMicrotask || setTimeout)(dispatchRemove(element));
out = true;
}
return out;
}
function dispatchRemove(element) {
return () => {
if (element.isConnected) return;
element.dispatchEvent(new Event(evd));
store.delete(element);
};
}
}
// src/customElement.js
function customElementRender(target, render, props = {}) {
const custom_element = target.host || target;
@@ -632,59 +689,6 @@ var DDE = (() => {
}), { apply });
}
// src/events.js
function dispatchEvent(name, options, host) {
if (typeof options === "function") {
host = options;
options = null;
}
if (!options) options = {};
return function dispatch(element, ...d) {
if (host) {
d.unshift(element);
element = typeof host === "function" ? host() : host;
}
const event = d.length ? new CustomEvent(name, oAssign({ detail: d[0] }, options)) : new Event(name, options);
return element.dispatchEvent(event);
};
}
function on(event, listener, options) {
return function registerElement(element) {
element.addEventListener(event, listener, options);
return element;
};
}
var lifeOptions = (obj) => oAssign({}, typeof obj === "object" ? obj : null, { once: true });
on.connected = function(listener, options) {
options = lifeOptions(options);
return function registerElement(element) {
element.addEventListener(evc, listener, options);
if (element[keyLTE]) return element;
if (element.isConnected) return element.dispatchEvent(new Event(evc)), element;
const c = onAbort(options.signal, () => c_ch_o.offConnected(element, listener));
if (c) c_ch_o.onConnected(element, listener);
return element;
};
};
on.disconnected = function(listener, options) {
options = lifeOptions(options);
return function registerElement(element) {
element.addEventListener(evd, listener, options);
if (element[keyLTE]) return element;
const c = onAbort(options.signal, () => c_ch_o.offDisconnected(element, listener));
if (c) c_ch_o.onDisconnected(element, listener);
return element;
};
};
var store_abort = /* @__PURE__ */ new WeakMap();
on.disconnectedAsAbort = function(host) {
if (store_abort.has(host)) return store_abort.get(host);
const a = new AbortController();
store_abort.set(host, a);
host(on.disconnected(() => a.abort()));
return a.signal;
};
// src/signals-lib/helpers.js
var mark = "__dde_signal";
var queueSignalWrite = /* @__PURE__ */ (() => {
dist/iife-with-signals.min.d.ts
Vendored
+4
View File
@@ -203,6 +203,10 @@ export const scope: {
* — `scope.host(on.connected(console.log))`.
* */
host: (...addons: ddeElementAddon<SupportedElement>[]) => HTMLElement;
/**
* Creates/gets an AbortController that triggers when the element disconnects
* */
signal: AbortSignal;
state: Scope[];
/** Adds new child scope. All attributes are inherited by default. */
push(scope?: Partial<Scope>): ReturnType<Array<Scope>["push"]>;
dist/iife-with-signals.min.js
Vendored
+4 -4
View File
@@ -1,4 +1,4 @@
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Map,e=!1,n=u=>function(a){for(let f of a)if(f.type==="childList"){if(h(f.addedNodes,!0)){u();continue}b(f.removedNodes,!0)&&u()}},r=new d.M(n(i));return{observe(u){let a=new d.M(n(()=>{}));return a.observe(u,{childList:!0,subtree:!0}),()=>a.disconnect()},onConnected(u,a){s();let f=c(u);f.connected.has(a)||(f.connected.add(a),f.length_c+=1)},offConnected(u,a){if(!t.has(u))return;let f=t.get(u);f.connected.has(a)&&(f.connected.delete(a),f.length_c-=1,o(u,f))},onDisconnected(u,a){s();let f=c(u);f.disconnected.has(a)||(f.disconnected.add(a),f.length_d+=1)},offDisconnected(u,a){if(!t.has(u))return;let f=t.get(u);f.disconnected.delete(a),f.length_d-=1,o(u,f)}};function o(u,a){a.length_c||a.length_d||(t.delete(u),i())}function c(u){if(t.has(u))return t.get(u);let a={connected:new WeakSet,length_c:0,disconnected:new WeakSet,length_d:0};return t.set(u,a),a}function s(){e||(e=!0,r.observe(d.D.body,{childList:!0,subtree:!0}))}function i(){!e||t.size||(e=!1,r.disconnect())}function p(){return new 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t=="object"?t:null,{once:!0});y.connected=function(t,e){return e=st(e),function(r){return r.addEventListener(A,t,e),r[N]?r:r.isConnected?(r.dispatchEvent(new Event(A)),r):(G(e.signal,()=>R.offConnected(r,t))&&R.onConnected(r,t),r)}};y.disconnected=function(t,e){return e=st(e),function(r){return r.addEventListener(D,t,e),r[N]||G(e.signal,()=>R.offDisconnected(r,t))&&R.onDisconnected(r,t),r}};function Nt(t){return d.q(t)}var C=[{get scope(){return d.D.body},host:t=>t?t(d.D.body):d.D.body,prevent:!0}],V=new WeakMap,m={get current(){return C[C.length-1]},get host(){return this.current.host},get signal(){let{host:t}=this;if(V.has(t))return V.get(t);let e=new AbortController;return V.set(t,e),t(y.disconnected(()=>e.abort())),e.signal},preventDefault(){let{current:t}=this;return t.prevent=!0,t},get state(){return[...C]},push(t={}){return C.push(x({},this.current,{prevent:!1},t))},pushRoot(){return C.push(C[0])},pop(){if(C.length!==1)return C.pop()}};function it(...t){return this.appendOriginal(...t),this}function at(t){return t.append===it||(t.appendOriginal=t.append,t.append=it),t}var z;function T(t,e,...n){let r=$(this),o=0,c,s;switch((Object(e)!==e||r.isSignal(e))&&(e={textContent:e}),!0){case typeof t=="function":{o=1;let i=(...h)=>h.length?(o===1?n.unshift(...h):h.forEach(b=>b(s)),void 0):s;m.push({scope:t,host:i}),c=t(e||void 0);let p=S(c,d.F);if(c.nodeName==="#comment")break;let E=T.mark({type:"component",name:t.name,host:p?"this":"parentElement"});c.prepend(E),p&&(s=E);break}case t==="#text":c=W.call(this,d.D.createTextNode(""),e);break;case(t==="<>"||!t):c=W.call(this,d.D.createDocumentFragment(),e);break;case!!z:c=W.call(this,d.D.createElementNS(z,t),e);break;case!c:c=W.call(this,d.D.createElement(t),e)}return at(c),s||(s=c),n.forEach(i=>i(s)),o&&m.pop(),o=2,c}T.mark=function(t,e=!1){t=Object.entries(t).map(([o,c])=>o+`="${c}"`).join(" ");let n=e?"":"/",r=d.D.createComment(`<dde:mark ${t}${d.ssr}${n}>`);return e&&(r.end=d.D.createComment("</dde:mark>")),r};function Tt(t){let e=th Line truncated
Investigate `__dde_attributes` key of the element. */let[c,s]=o,i=this[tt][c];if(i)return g.action(i,"_set",s)})(t),y.disconnected(function(){/*! This removes all signals mapped to attributes (`S.observedAttributes`).
Investigate `__dde_attributes` key of the element. */g.clear(...Object.values(this[tt]))})(t),n};var bt={isSignal:F,processReactiveAttribute(t,e,n,r){if(!F(n))return n;let o=c=>{if(!t.isConnected)return k(n,o);r(e,c)};return nt(n,o),xt(n,o,t,e),n.get()}};function xt(t,e,...n){let{current:r}=m;r.host(function(o){if(o[L])return o[L].push([[t,e],...n]);o[L]=[],!r.prevent&&y.disconnected(()=>o[L].forEach(([[c,s]])=>k(c,s,c[l]&&c[l].host&&c[l].host()===o)))(o)})}var Ht=new FinalizationRegistry(function(t){g.clear({[l]:t})});function mt(t,e,n){let r=w(t?Ft:et),o=Et(r,e,n,t);return Ht.register(o,o[l]),o}var Bt=x(w(),{stopPropagation(){this.skip=!0}});function Et(t,e,n,r=!1){let o=[];rt(n)!=="[object Object]"&&(n={});let{onclear:c}=g.symbols;n[c]&&(o.push(n[c]),delete n[c]);let{host:s}=m;return Reflect.defineProperty(t,l,{value:x(w(Bt),{value:e,actions:n,onclear:o,host:s,listeners:new Set,defined:new q().stack,readonly:r}),enumerable:!1,writable:!1,configurable:!0}),t}function Jt(){return B[B.length-1]}function vt(t){if(!t[l])return;let{value:e,listeners:n}=t[l],r=Jt();return r&&n.add(r),v.has(r)&&v.get(r).add(t),e}function _t(t,e,n){let r=t[l];if(!(!r||!n&&r.value===e))return r.value=e,Y(t),e}function nt(t,e){if(t[l])return t[l].listeners.add(e)}function k(t,e,n){let r=t[l];if(!r)return;let{listeners:o}=r,c=o.delete(e);if(!c||!n||o.size)return c;g.clear(t);let s=v.get(r);if(!s)return c;let i=v.get(s);if(!i)return c;for(let p of i)k(p,s,!0);return c}I(bt);return Ot(Zt);})();
dist/iife.d.ts
Vendored
+4
View File
@@ -202,6 +202,10 @@ export const scope: {
* — `scope.host(on.connected(console.log))`.
* */
host: (...addons: ddeElementAddon<SupportedElement>[]) => HTMLElement;
/**
* Creates/gets an AbortController that triggers when the element disconnects
* */
signal: AbortSignal;
state: Scope[];
/** Adds new child scope. All attributes are inherited by default. */
push(scope?: Partial<Scope>): ReturnType<Array<Scope>["push"]>;
dist/iife.js
Vendored
+221 -217
View File
@@ -120,6 +120,215 @@ var DDE = (() => {
var evd = "dde:disconnected";
var eva = "dde:attributeChanged";
// src/events-observer.js
var c_ch_o = enviroment.M ? connectionsChangesObserverConstructor() : new Proxy({}, {
get() {
return () => {
};
}
});
function connectionsChangesObserverConstructor() {
const store = /* @__PURE__ */ new Map();
let is_observing = false;
const observerListener = (stop2) => function(mutations) {
for (const mutation of mutations) {
if (mutation.type !== "childList") continue;
if (observerAdded(mutation.addedNodes, true)) {
stop2();
continue;
}
if (observerRemoved(mutation.removedNodes, true))
stop2();
}
};
const observer = new enviroment.M(observerListener(stop));
return {
/**
* Creates an observer for a specific element
* @param {Element} element - Element to observe
* @returns {Function} Cleanup function
*/
observe(element) {
const o = new enviroment.M(observerListener(() => {
}));
o.observe(element, { childList: true, subtree: true });
return () => o.disconnect();
},
/**
* Register a connection listener for an element
* @param {Element} element - Element to watch
* @param {Function} listener - Callback for connection event
*/
onConnected(element, listener) {
start();
const listeners = getElementStore(element);
if (listeners.connected.has(listener)) return;
listeners.connected.add(listener);
listeners.length_c += 1;
},
/**
* Unregister a connection listener
* @param {Element} element - Element being watched
* @param {Function} listener - Callback to remove
*/
offConnected(element, listener) {
if (!store.has(element)) return;
const ls = store.get(element);
if (!ls.connected.has(listener)) return;
ls.connected.delete(listener);
ls.length_c -= 1;
cleanWhenOff(element, ls);
},
/**
* Register a disconnection listener for an element
* @param {Element} element - Element to watch
* @param {Function} listener - Callback for disconnection event
*/
onDisconnected(element, listener) {
start();
const listeners = getElementStore(element);
if (listeners.disconnected.has(listener)) return;
listeners.disconnected.add(listener);
listeners.length_d += 1;
},
/**
* Unregister a disconnection listener
* @param {Element} element - Element being watched
* @param {Function} listener - Callback to remove
*/
offDisconnected(element, listener) {
if (!store.has(element)) return;
const ls = store.get(element);
ls.disconnected.delete(listener);
ls.length_d -= 1;
cleanWhenOff(element, ls);
}
};
function cleanWhenOff(element, ls) {
if (ls.length_c || ls.length_d)
return;
store.delete(element);
stop();
}
function getElementStore(element) {
if (store.has(element)) return store.get(element);
const out = {
connected: /* @__PURE__ */ new WeakSet(),
length_c: 0,
disconnected: /* @__PURE__ */ new WeakSet(),
length_d: 0
};
store.set(element, out);
return out;
}
function start() {
if (is_observing) return;
is_observing = true;
observer.observe(enviroment.D.body, { childList: true, subtree: true });
}
function stop() {
if (!is_observing || store.size) return;
is_observing = false;
observer.disconnect();
}
function requestIdle() {
return new Promise(function(resolve) {
(requestIdleCallback || requestAnimationFrame)(resolve);
});
}
async function collectChildren(element) {
if (store.size > 30)
await requestIdle();
const out = [];
if (!isInstance(element, Node)) return out;
for (const el of store.keys()) {
if (el === element || !isInstance(el, Node)) continue;
if (element.contains(el))
out.push(el);
}
return out;
}
function observerAdded(addedNodes, is_root) {
let out = false;
for (const element of addedNodes) {
if (is_root) collectChildren(element).then(observerAdded);
if (!store.has(element)) continue;
const ls = store.get(element);
if (!ls.length_c) continue;
element.dispatchEvent(new Event(evc));
ls.connected = /* @__PURE__ */ new WeakSet();
ls.length_c = 0;
if (!ls.length_d) store.delete(element);
out = true;
}
return out;
}
function observerRemoved(removedNodes, is_root) {
let out = false;
for (const element of removedNodes) {
if (is_root) collectChildren(element).then(observerRemoved);
if (!store.has(element)) continue;
const ls = store.get(element);
if (!ls.length_d) continue;
(globalThis.queueMicrotask || setTimeout)(dispatchRemove(element));
out = true;
}
return out;
}
function dispatchRemove(element) {
return () => {
if (element.isConnected) return;
element.dispatchEvent(new Event(evd));
store.delete(element);
};
}
}
// src/events.js
function dispatchEvent(name, options, host) {
if (typeof options === "function") {
host = options;
options = null;
}
if (!options) options = {};
return function dispatch(element, ...d) {
if (host) {
d.unshift(element);
element = typeof host === "function" ? host() : host;
}
const event = d.length ? new CustomEvent(name, oAssign({ detail: d[0] }, options)) : new Event(name, options);
return element.dispatchEvent(event);
};
}
function on(event, listener, options) {
return function registerElement(element) {
element.addEventListener(event, listener, options);
return element;
};
}
var lifeOptions = (obj) => oAssign({}, typeof obj === "object" ? obj : null, { once: true });
on.connected = function(listener, options) {
options = lifeOptions(options);
return function registerElement(element) {
element.addEventListener(evc, listener, options);
if (element[keyLTE]) return element;
if (element.isConnected) return element.dispatchEvent(new Event(evc)), element;
const c = onAbort(options.signal, () => c_ch_o.offConnected(element, listener));
if (c) c_ch_o.onConnected(element, listener);
return element;
};
};
on.disconnected = function(listener, options) {
options = lifeOptions(options);
return function registerElement(element) {
element.addEventListener(evd, listener, options);
if (element[keyLTE]) return element;
const c = onAbort(options.signal, () => c_ch_o.offDisconnected(element, listener));
if (c) c_ch_o.onDisconnected(element, listener);
return element;
};
};
// src/dom.js
function queue(promise) {
return enviroment.q(promise);
@@ -131,6 +340,7 @@ var DDE = (() => {
host: (c) => c ? c(enviroment.D.body) : enviroment.D.body,
prevent: true
}];
var store_abort = /* @__PURE__ */ new WeakMap();
var scope = {
/**
* Gets the current scope
@@ -147,6 +357,17 @@ var DDE = (() => {
return this.current.host;
},
/**
* Creates/gets an AbortController that triggers when the element disconnects
* */
get signal() {
const { host } = this;
if (store_abort.has(host)) return store_abort.get(host);
const a = new AbortController();
store_abort.set(host, a);
host(on.disconnected(() => a.abort()));
return a.signal;
},
/**
* Prevents default behavior in the current scope
* @returns {Object} Current scope context
*/
@@ -389,170 +610,6 @@ var DDE = (() => {
return Reflect.deleteProperty(obj, key);
}
// src/events-observer.js
var c_ch_o = enviroment.M ? connectionsChangesObserverConstructor() : new Proxy({}, {
get() {
return () => {
};
}
});
function connectionsChangesObserverConstructor() {
const store = /* @__PURE__ */ new Map();
let is_observing = false;
const observerListener = (stop2) => function(mutations) {
for (const mutation of mutations) {
if (mutation.type !== "childList") continue;
if (observerAdded(mutation.addedNodes, true)) {
stop2();
continue;
}
if (observerRemoved(mutation.removedNodes, true))
stop2();
}
};
const observer = new enviroment.M(observerListener(stop));
return {
/**
* Creates an observer for a specific element
* @param {Element} element - Element to observe
* @returns {Function} Cleanup function
*/
observe(element) {
const o = new enviroment.M(observerListener(() => {
}));
o.observe(element, { childList: true, subtree: true });
return () => o.disconnect();
},
/**
* Register a connection listener for an element
* @param {Element} element - Element to watch
* @param {Function} listener - Callback for connection event
*/
onConnected(element, listener) {
start();
const listeners = getElementStore(element);
if (listeners.connected.has(listener)) return;
listeners.connected.add(listener);
listeners.length_c += 1;
},
/**
* Unregister a connection listener
* @param {Element} element - Element being watched
* @param {Function} listener - Callback to remove
*/
offConnected(element, listener) {
if (!store.has(element)) return;
const ls = store.get(element);
if (!ls.connected.has(listener)) return;
ls.connected.delete(listener);
ls.length_c -= 1;
cleanWhenOff(element, ls);
},
/**
* Register a disconnection listener for an element
* @param {Element} element - Element to watch
* @param {Function} listener - Callback for disconnection event
*/
onDisconnected(element, listener) {
start();
const listeners = getElementStore(element);
if (listeners.disconnected.has(listener)) return;
listeners.disconnected.add(listener);
listeners.length_d += 1;
},
/**
* Unregister a disconnection listener
* @param {Element} element - Element being watched
* @param {Function} listener - Callback to remove
*/
offDisconnected(element, listener) {
if (!store.has(element)) return;
const ls = store.get(element);
ls.disconnected.delete(listener);
ls.length_d -= 1;
cleanWhenOff(element, ls);
}
};
function cleanWhenOff(element, ls) {
if (ls.length_c || ls.length_d)
return;
store.delete(element);
stop();
}
function getElementStore(element) {
if (store.has(element)) return store.get(element);
const out = {
connected: /* @__PURE__ */ new WeakSet(),
length_c: 0,
disconnected: /* @__PURE__ */ new WeakSet(),
length_d: 0
};
store.set(element, out);
return out;
}
function start() {
if (is_observing) return;
is_observing = true;
observer.observe(enviroment.D.body, { childList: true, subtree: true });
}
function stop() {
if (!is_observing || store.size) return;
is_observing = false;
observer.disconnect();
}
function requestIdle() {
return new Promise(function(resolve) {
(requestIdleCallback || requestAnimationFrame)(resolve);
});
}
async function collectChildren(element) {
if (store.size > 30)
await requestIdle();
const out = [];
if (!isInstance(element, Node)) return out;
for (const el of store.keys()) {
if (el === element || !isInstance(el, Node)) continue;
if (element.contains(el))
out.push(el);
}
return out;
}
function observerAdded(addedNodes, is_root) {
let out = false;
for (const element of addedNodes) {
if (is_root) collectChildren(element).then(observerAdded);
if (!store.has(element)) continue;
const ls = store.get(element);
if (!ls.length_c) continue;
element.dispatchEvent(new Event(evc));
ls.connected = /* @__PURE__ */ new WeakSet();
ls.length_c = 0;
if (!ls.length_d) store.delete(element);
out = true;
}
return out;
}
function observerRemoved(removedNodes, is_root) {
let out = false;
for (const element of removedNodes) {
if (is_root) collectChildren(element).then(observerRemoved);
if (!store.has(element)) continue;
const ls = store.get(element);
if (!ls.length_d) continue;
(globalThis.queueMicrotask || setTimeout)(dispatchRemove(element));
out = true;
}
return out;
}
function dispatchRemove(element) {
return () => {
if (element.isConnected) return;
element.dispatchEvent(new Event(evd));
store.delete(element);
};
}
}
// src/customElement.js
function customElementRender(target, render, props = {}) {
const custom_element = target.host || target;
@@ -595,58 +652,5 @@ var DDE = (() => {
obj[method] = new Proxy(obj[method] || (() => {
}), { apply });
}
// src/events.js
function dispatchEvent(name, options, host) {
if (typeof options === "function") {
host = options;
options = null;
}
if (!options) options = {};
return function dispatch(element, ...d) {
if (host) {
d.unshift(element);
element = typeof host === "function" ? host() : host;
}
const event = d.length ? new CustomEvent(name, oAssign({ detail: d[0] }, options)) : new Event(name, options);
return element.dispatchEvent(event);
};
}
function on(event, listener, options) {
return function registerElement(element) {
element.addEventListener(event, listener, options);
return element;
};
}
var lifeOptions = (obj) => oAssign({}, typeof obj === "object" ? obj : null, { once: true });
on.connected = function(listener, options) {
options = lifeOptions(options);
return function registerElement(element) {
element.addEventListener(evc, listener, options);
if (element[keyLTE]) return element;
if (element.isConnected) return element.dispatchEvent(new Event(evc)), element;
const c = onAbort(options.signal, () => c_ch_o.offConnected(element, listener));
if (c) c_ch_o.onConnected(element, listener);
return element;
};
};
on.disconnected = function(listener, options) {
options = lifeOptions(options);
return function registerElement(element) {
element.addEventListener(evd, listener, options);
if (element[keyLTE]) return element;
const c = onAbort(options.signal, () => c_ch_o.offDisconnected(element, listener));
if (c) c_ch_o.onDisconnected(element, listener);
return element;
};
};
var store_abort = /* @__PURE__ */ new WeakMap();
on.disconnectedAsAbort = function(host) {
if (store_abort.has(host)) return store_abort.get(host);
const a = new AbortController();
store_abort.set(host, a);
host(on.disconnected(() => a.abort()));
return a.signal;
};
return __toCommonJS(index_exports);
})();
dist/iife.min.d.ts
Vendored
+4
View File
@@ -202,6 +202,10 @@ export const scope: {
* — `scope.host(on.connected(console.log))`.
* */
host: (...addons: ddeElementAddon<SupportedElement>[]) => HTMLElement;
/**
* Creates/gets an AbortController that triggers when the element disconnects
* */
signal: AbortSignal;
state: Scope[];
/** Adds new child scope. All attributes are inherited by default. */
push(scope?: Partial<Scope>): ReturnType<Array<Scope>["push"]>;
dist/iife.min.js
Vendored
+1 -1
View File
@@ -1 +1 @@
var DDE=(()=>{var M=Object.defineProperty;var tt=Object.getOwnPropertyDescriptor;var et=Object.getOwnPropertyNames;var nt=Object.prototype.hasOwnProperty;var rt=(t,e)=>{for(var n in e)M(t,n,{get:e[n],enumerable:!0})},ot=(t,e,n,r)=>{if(e&&typeof e=="object"||typeof e=="function")for(let o of et(e))!nt.call(t,o)&&o!==n&&M(t,o,{get:()=>e[o],enumerable:!(r=tt(e,o))||r.enumerable});return t};var ct=t=>ot(M({},"__esModule",{value:!0}),t);var bt={};rt(bt,{assign:()=>S,assignAttribute:()=>q,chainableAppend:()=>Z,classListDeclarative:()=>V,createElement:()=>P,createElementNS:()=>ut,customElementRender:()=>ht,customElementWithDDE:()=>Q,dispatchEvent:()=>gt,el:()=>P,elNS:()=>ut,elementAttribute:()=>J,lifecyclesToEvents:()=>Q,on:()=>L,queue:()=>it,registerReactivity:()=>$,scope:()=>y,simulateSlots:()=>ft});function w(t){return typeof t>"u"}function g(t,e){return t instanceof e}function I(t,e){return Object.prototype.isPrototypeOf.call(e,t)}function v(...t){return Object.assign(...t)}function 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docs/components/mnemonic/scopes-init.js
+4
View File
@@ -14,6 +14,10 @@ export function mnemonic(){
el("li").append(
el("code", "scope.host(...<addons>)"),
" — use addons to current component",
),
el("li").append(
el("code", "scope.signal"),
" — get AbortSignal that triggers when the element disconnects",
)
);
}
docs/p08-extensions.html.js
+3 -4
View File
@@ -59,7 +59,7 @@ el("div", { id: "example" }, myAddon({ option: "value" }));
`),
el("div", { className: "tip" }).append(
el("p").append(...T`
The ${el("code", "on.disconnectedAsAbort")} utility creates an AbortSignal that automatically
The ${el("code", "scope.signal")} property creates an AbortSignal that automatically
triggers when an element is disconnected from the DOM, making cleanup much easier to manage.
`)
),
@@ -80,8 +80,7 @@ function externalLibraryAddon(config, signal) {
}
// dde component
function Component(){
const { host }= scope;
const signal= on.disconnectedAsAbort(host);
const { signal }= scope;
return el("div", null, externalLibraryAddon({ option: "value" }, signal));
}
`.trim(), page_id }),
@@ -213,7 +212,7 @@ console.log(doubled.get()); // 10`, page_id }),
el("ol").append(
el("li").append(...T`
${el("strong", "Use AbortSignals for cleanup:")} Always implement proper resource cleanup with
${el("code", "on.disconnectedAsAbort")} or similar mechanisms
${el("code", "scope.signal")} or similar mechanisms
`),
el("li").append(...T`
${el("strong", "Separate core logic from library adaptation:")} Make your core functionality work
index.d.ts
Vendored
+5
View File
@@ -243,6 +243,11 @@ export const scope: {
* */
host: (...addons: ddeElementAddon<SupportedElement>[])=> HTMLElement,
/**
* Creates/gets an AbortController that triggers when the element disconnects
* */
signal: AbortSignal,
state: Scope[],
/** Adds new child scope. All attributes are inherited by default. */
push(scope?: Partial<Scope>): ReturnType<Array<Scope>["push"]>,
src/dom.js
+16
View File
@@ -1,6 +1,7 @@
import { signals } from "./signals-lib/common.js";
import { enviroment as env } from './dom-common.js';
import { isInstance, isUndef, oAssign } from "./helpers.js";
import { on } from "./events.js";
/**
* Queues a promise, this is helpful for crossplatform components (on server side we can wait for all registered
@@ -19,6 +20,8 @@ const scopes= [ {
host: c=> c ? c(env.D.body) : env.D.body,
prevent: true,
} ];
/** Store for disconnect abort controllers */
const store_abort= new WeakMap();
/**
* Scope management utility for tracking component hierarchies
*/
@@ -35,6 +38,19 @@ export const scope= {
*/
get host(){ return this.current.host; },
/**
* Creates/gets an AbortController that triggers when the element disconnects
* */
get signal(){
const { host }= this;
if(store_abort.has(host)) return store_abort.get(host);
const a= new AbortController();
store_abort.set(host, a);
host(on.disconnected(()=> a.abort()));
return a.signal;
},
/**
* Prevents default behavior in the current scope
* @returns {Object} Current scope context
src/events.js
-18
View File
@@ -88,21 +88,3 @@ on.disconnected= function(listener, options){
return element;
};
};
/** Store for disconnect abort controllers */
const store_abort= new WeakMap();
/**
* Creates an AbortController that triggers when the element disconnects
*
* @param {Function} host - Host element or function taking an element
* @returns {AbortSignal} AbortSignal that aborts on disconnect
*/
on.disconnectedAsAbort= function(host){
if(store_abort.has(host)) return store_abort.get(host);
const a= new AbortController();
store_abort.set(host, a);
host(on.disconnected(()=> a.abort()));
return a.signal;
};