deka-dom-el/dist/dde-with-signals.js

//deka-dom-el library is available via global namespace `dde`
(()=> {
var w={isSignal(t){return!1},processReactiveAttribute(t,e,n,o){return n}};function j(t,e=!0){return e?Object.assign(w,t):(Object.setPrototypeOf(t,w),t)}function A(t){return w.isPrototypeOf(t)&&t!==w?t:w}function E(t){return typeof t>"u"}function k(t){let e=typeof t;return e!=="object"?e:t===null?"null":Object.prototype.toString.call(t)}function O(t,e){if(!t||!(t instanceof AbortSignal))return!0;if(!t.aborted)return t.addEventListener("abort",e),function(){t.removeEventListener("abort",e)}}var F={setDeleteAttr:Q};function Q(t,e,n){if(Reflect.set(t,e,n),!!E(n)){if(Reflect.deleteProperty(t,e),t instanceof HTMLElement&&t.getAttribute(e)==="undefined")return t.removeAttribute(e);if(Reflect.get(t,e)==="undefined")return Reflect.set(t,e,"")}}var y=[{scope:document.body,namespace:"html",host:t=>t?t(document.body):document.body,prevent:!0}],z=t=>t==="svg"?"http://www.w3.org/2000/svg":t,h={get current(){return y[y.length-1]},get host(){return this.current.host},get namespace(){return this.current.namespace},set namespace(t){return this.current.namespace=z(t)},preventDefault(){let{current:t}=this;return t.prevent=!0,t},elNamespace(t){let e=this.namespace;return this.namespace=t,{append(...n){return h.namespace=e,n.length===1?n[0]:document.createDocumentFragment().append(...n)}}},get state(){return[...y]},push(t={}){return t.namespace&&(t.namespace=z(t.namespace)),y.push(Object.assign({},this.current,{prevent:!1},t))},pop(){return y.pop()}};function pt(t,e,...n){let o=A(this),{namespace:r}=h,c=0,s;switch((Object(e)!==e||o.isSignal(e))&&(e={textContent:e}),!0){case typeof t=="function":{c=1,h.push({scope:t,host:a=>a?(c===1?n.unshift(a):a(s),void 0):s}),s=t(e||void 0),(s instanceof HTMLElement?I:J)(s,"Attribute","dde-fun",t.name);break}case t==="#text":s=R.call(this,document.createTextNode(""),e);break;case t==="<>":s=R.call(this,document.createDocumentFragment(),e);break;case r!=="html":s=R.call(this,document.createElementNS(r,t),e);break;case!s:s=R.call(this,document.createElement(t),e)}return n.forEach(a=>a(s)),c&&h.pop(),c=2,s}var{setDeleteAttr:H}=F,C=new WeakMap;function R(t,...e){if(!e.length)return t;C.set(t,q(t,this));for(let[n,o]of Object.entries(Object.assign({},...e)))$.call(this,t,n,o);return C.delete(t),t}function $(t,e,n){let{setRemoveAttr:o,s:r}=q(t,this),c=this;n=r.processReactiveAttribute(t,e,n,(a,p)=>$.call(c,t,a,p));let[s]=e;if(s==="=")return o(e.slice(1),n);if(s===".")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(),o(e,n);switch(e==="className"&&(e="class"),e){case"xlink:href":return o(e,n,"http://www.w3.org/1999/xlink");case"textContent":return H(t,e,n);case"style":if(typeof n!="object")break;case"dataset":return T(r,n,U.bind(null,t[e]));case"ariaset":return T(r,n,(a,p)=>o("aria-"+a,p));case"classList":return X.call(c,t,n)}return Y(t,e)?H(t,e,n):o(e,n)}function q(t,e){if(C.has(t))return C.get(t);let o=(t instanceof SVGElement?J:I).bind(null,t,"Attribute"),r=A(e);return{setRemoveAttr:o,s:r}}function X(t,e){let n=A(this);return T(n,e,(o,r)=>t.classList.toggle(o,r===-1?void 0:!!r)),t}function ht(t){return Array.from(t.children).forEach(e=>e.remove()),t}function Y(t,e){if(!Reflect.has(t,e))return!1;let n=B(t,e);return!E(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 T(t,e,n){if(!(typeof e!="object"||e===null))return Object.entries(e).forEach(function([r,c]){r&&(c=t.processReactiveAttribute(e,r,c,n),n(r,c))})}function G(t){return Array.isArray(t)?t.filter(Boolean).join(" "):t}function I(t,e,n,o){return t[(E(o)?"remove":"set")+e](n,G(o))}function J(t,e,n,o,r=null){return t[(E(o)?"remove":"set")+e+"NS"](r,n,G(o))}function U(t,e,n){if(Reflect.set(t,e,n),!!E(n))return Reflect.deleteProperty(t,e)}function bt(t,e,...n){let o=n.length?new CustomEvent(e,{detail:n[0]}):new Event(e);return t.dispatchEvent(o)}function v(t,e,n){return function(r){return r.addEventListener(t,e,n),r}}var L=et(),tt=new WeakSet;v.connected=function(t,e){let n="connected";return typeof e!="object"&&(e={}),e.once=!0,function(r){let c="dde:"+n;return r.addEventListener(c,t,e),r.__dde_lifecycleToEvents?r:r.isConnected?(r.dispatchEvent(new Event(c)),r):(O(e.signal,()=>L.offConnected(r,t))&&L.onConnected(r,t),r)}};v.disconnected=function(t,e){let n="disconnected";return typeof e!="object"&&(e={}),e.once=!0,function(r){let c="dde:"+n;return r.addEventListener(c,t,e),r.__dde_lifecycleToEvents||O(e.signal,()=>L.offDisconnected(r,t))&&L.onDisconnected(r,t),r}};v.attributeChanged=function(t,e){let n="attributeChanged";return typeof e!="object"&&(e={}),function(r){let c="dde:"+n;if(r.addEventListener(c,t,e),r.__dde_lifecycleToEvents||tt.has(r))return r;let s=new MutationObserver(function(p){for(let{attributeName:b,target:_}of p)_.dispatchEvent(new CustomEvent(c,{detail:[b,_.getAttribute(b)]}))});return O(e.signal,()=>s.disconnect())&&s.observe(r,{attributes:!0}),r}};function et(){let t=new Map,e=!1,n=new MutationObserver(function(i){for(let u of i)if(u.type==="childList"){if(b(u.addedNodes,!0)){s();continue}_(u.removedNodes,!0)&&s()}});return{onConnected(i,u){c();let f=r(i);f.connected.has(u)||(f.connected.add(u),f.length_c+=1)},offConnected(i,u){if(!t.has(i))return;let f=t.get(i);f.connected.has(u)&&(f.connected.delete(u),f.length_c-=1,o(i,f))},onDisconnected(i,u){c();let f=r(i);f.disconnected.has(u)||(f.disconnected.add(u),f.length_d+=1)},offDisconnected(i,u){if(!t.has(i))return;let f=t.get(i);f.disconnected.has(u)&&(f.disconnected.delete(u),f.length_d-=1,o(i,f))}};function o(i,u){u.length_c||u.length_d||(t.delete(i),s())}function r(i){if(t.has(i))return t.get(i);let u={connected:new WeakSet,length_c:0,disconnected:new WeakSet,length_d:0};return t.set(i,u),u}function c(){e||(e=!0,n.observe(document.body,{childList:!0,subtree:!0}))}function s(){!e||t.size||(e=!1,n.disconnect())}function a(){return new Promise(function(i){(requestIdleCallback||requestAnimationFrame)(i)})}async function p(i){t.size>30&&await a();let u=[];if(!(i instanceof Node))return u;for(let f of t.keys())f===i||!(f instanceof Node)||i.contains(f)&&u.push(f);return u}function b(i,u){let f=!1;for(let m of i){if(u&&p(m).then(b),!t.has(m))continue;let x=t.get(m);x.length_c&&(m.dispatchEvent(new Event("dde:connected")),x.connected=new WeakSet,x.length_c=0,x.length_d||t.delete(m),f=!0)}return f}function _(i,u){let f=!1;for(let m of i)u&&p(m).then(_),!(!t.has(m)||!t.get(m).length_d)&&(m.dispatchEvent(new Event("dde:disconnected")),t.delete(m),f=!0);return f}}[HTMLElement,SVGElement,DocumentFragment].forEach(t=>{let{append:e}=t.prototype;t.prototype.append=function(...n){return e.apply(this,n),this}});var d=Symbol.for("Signal");function N(t){try{return Reflect.has(t,d)}catch{return!1}}var P=[],l=new WeakMap;function g(t,e){if(typeof t!="function")return V(t,e);if(N(t))return t;let n=V(),o=function(){let[r,...c]=l.get(o);if(l.set(o,new Set([r])),P.push(o),n(t()),P.pop(),!c.length)return;let s=l.get(o);for(let a of c)s.has(a)||S(a,o)};return l.set(n[d],o),l.set(o,new Set([n])),o(),n}g.action=function(t,e,...n){let o=t[d],{actions:r}=o;if(!r||!Reflect.has(r,e))throw new Error(`'${t}' has no action with name '${e}'!`);if(r[e].apply(o,n),o.skip)return Reflect.deleteProperty(o,"skip");o.listeners.forEach(c=>c(o.value))};g.on=function t(e,n,o={}){let{signal:r}=o;if(!(r&&r.aborted)){if(Array.isArray(e))return e.forEach(c=>t(c,n,o));W(e,n),r&&r.addEventListener("abort",()=>S(e,n))}};g.symbols={signal:d,onclear:Symbol.for("Signal.onclear")};g.attribute=function(t,e=void 0){let{host:n}=h,o=n()&&n().hasAttribute(t)?n().getAttribute(t):e,r=new AbortController,c=g(o,{[g.symbols.onclear](){r.abort()}});return h.host(v.attributeChanged(function({detail:a}){let[p,b]=a;p===t&&c(b)},{signal:r.signal})),c};g.clear=function(...t){for(let n of t){Reflect.deleteProperty(n,"toJSON");let o=n[d];o.onclear.forEach(r=>r.call(o)),e(n,o),Reflect.deleteProperty(n,d)}function e(n,o){o.listeners.forEach(r=>{if(o.listeners.delete(r),!l.has(r))return;let c=l.get(r);c.delete(n),!(c.size>1)&&(g.clear(...c),l.delete(r))})}};var D="__dde_reactive";g.el=function(t,e){let n=document.createComment("<dde:reactive>"),o=document.createComment("</dde:reactive>"),r=document.createDocumentFragment();r.append(n,o);let{current:c}=h,s=a=>{if(!n.parentNode||!o.parentNode)return S(t,s);h.push(c);let p=e(a);h.pop(),Array.isArray(p)||(p=[p]);let b=n;for(;(b=n.nextSibling)!==o;)b.remove();n.after(...p)};return W(t,s),K(t,s,n,e),s(t()),r};var Z={isSignal:N,processReactiveAttribute(t,e,n,o){if(!N(n))return n;let r=c=>o(e,c);return W(n,r),K(n,r,t,e),n()}};function K(t,e,...n){let{current:o}=h;o.prevent||o.host(function(r){r[D]||(r[D]=[],v.disconnected(()=>r[D].forEach(([[c,s]])=>S(c,s,c[d]?.host()===r)))(r)),r[D].push([[t,e],...n])})}function V(t,e){let n=(...o)=>o.length?st(n,...o):ct(n);return rt(n,t,e)}var nt=Object.assign(Object.create(null),{stopPropagation(){this.skip=!0}}),M=class extends Error{constructor(){super();let[e,...n]=this.stack.split(`
`),o=e.slice(e.indexOf("@"),e.indexOf(".js:")+4);this.stack=n.find(r=>!r.includes(o))}};function rt(t,e,n){let o=[];k(n)!=="[object Object]"&&(n={});let{onclear:r}=g.symbols;n[r]&&(o.push(n[r]),Reflect.deleteProperty(n,r));let{host:c}=h;return t[d]={value:e,actions:n,onclear:o,host:c,listeners:new Set,defined:new M},t.toJSON=()=>t(),Object.setPrototypeOf(t[d],nt),t}function ot(){return P[P.length-1]}function ct(t){if(!t[d])return;let{value:e,listeners:n}=t[d],o=ot();return o&&n.add(o),l.has(o)&&l.get(o).add(t),e}function st(t,e,n){if(!t[d])return;let o=t[d];if(!(!n&&o.value===e))return o.value=e,o.listeners.forEach(r=>r(e)),e}function W(t,e){if(t[d])return t[d].listeners.add(e)}function S(t,e,n){let o=t[d];if(!o)return;let r=o.listeners.delete(e);if(n&&!o.listeners.size){if(g.clear(t),!l.has(o))return r;let c=l.get(o);if(!l.has(c))return r;l.get(c).forEach(s=>S(s,c,!0))}return r}j(Z);
globalThis.dde= {S: g,
assign: R,
assignAttribute: $,
classListDeclarative: X,
createElement: pt,
dispatchEvent: bt,
el: pt,
empty: ht,
isSignal: N,
on: v,
registerReactivity: j,
scope: h
};

})();