//deka-dom-el library is available via global namespace `dde`
(()=> {
var A={isObservable(t){return!1},processReactiveAttribute(t,e,n,r){return n}};function M(t,e=!0){return e?Object.assign(A,t):(Object.setPrototypeOf(t,A),t)}function C(t){return A.isPrototypeOf(t)&&t!==A?t:A}function y(t){return typeof t>"u"}function H(t){let e=typeof t;return e!=="object"?e:t===null?"null":Object.prototype.toString.call(t)}function S(t,e){if(!t||!(t instanceof AbortSignal))return!0;if(!t.aborted)return t.addEventListener("abort",e),function(){t.removeEventListener("abort",e)}}function N(t,e){let{observedAttributes:n=[]}=t.constructor;return n.reduce(function(r,o){return Reflect.set(r,ct(o),e(t,o)),r},{})}function ct(t){return t.replace(/-./g,e=>e[1].toUpperCase())}var $={setDeleteAttr:st,ssr:""};function st(t,e,n){if(Reflect.set(t,e,n),!!y(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 x=[{scope:document.body,host:t=>t?t(document.body):document.body,custom_element:!1,prevent:!0}],g={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(Object.assign({},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 it(t){return t.append===I||(t.appendOriginal=t.append,t.append=I),t}var P;function w(t,e,...n){let r=C(this),o=0,c,s;switch((Object(e)!==e||r.isObservable(e))&&(e={textContent:e}),!0){case typeof t=="function":{o=1,g.push({scope:t,host:(...p)=>p.length?(o===1?n.unshift(...p):p.forEach(b=>b(s)),void 0):s}),c=t(e||void 0);let a=c instanceof DocumentFragment;if(c.nodeName==="#comment")break;let d=w.mark({type:"component",name:t.name,host:a?"this":"parentElement"});c.prepend(d),a&&(s=d);break}case t==="#text":c=O.call(this,document.createTextNode(""),e);break;case(t==="<>"||!t):c=O.call(this,document.createDocumentFragment(),e);break;case!!P:c=O.call(this,document.createElementNS(P,t),e);break;case!c:c=O.call(this,document.createElement(t),e)}return it(c),s||(s=c),n.forEach(a=>a(s)),o&&g.pop(),o=2,c}function Rt(t,e=t,n=void 0){let r=Symbol.for("default"),o=Array.from(e.querySelectorAll("slot")).reduce((s,a)=>Reflect.set(s,a.name||r,a)&&s,{}),c=Reflect.has(o,r);if(t.append=new Proxy(t.append,{apply(s,a,d){if(!d.length)return t;let p=document.createDocumentFragment();for(let b of d){if(!b||!b.slot){c&&p.appendChild(b);continue}let i=b.slot,u=o[i];at(b,"remove","slot"),u&&(ut(u,b,n),Reflect.deleteProperty(o,i))}return c&&(o[r].replaceWith(p),Reflect.deleteProperty(o,r)),t.append=s,t}}),t!==e){let s=Array.from(t.childNodes);s.forEach(a=>a.remove()),t.append(...s)}return e}function ut(t,e,n){n&&n(t,e);try{t.replaceWith(O(e,{className:[e.className,t.className],dataset:{...t.dataset}}))}catch{t.replaceWith(e)}}w.mark=function(t,e=!1){t=Object.entries(t).map(([o,c])=>o+`="${c}"`).join(" ");let n=e?"":"/",r=document.createComment(`<dde:mark ${t}${$.ssr}${n}>`);return e||(r.end=document.createComment("</dde:mark>")),r};function Ct(t){let e=this;return function(...r){P=t;let o=w.call(e,...r);return P=void 0,o}}var{setDeleteAttr:J}=$,j=new WeakMap;function O(t,...e){if(!e.length)return t;j.set(t,V(t,this));for(let[n,r]of Object.entries(Object.assign({},...e)))G.call(this,t,n,r);return j.delete(t),t}function G(t,e,n){let{setRemoveAttr:r,s:o}=V(t,this),c=this;n=o.processReactiveAttribute(t,e,n,(a,d)=>G.call(c,t,a,d));let[s]=e;if(s==="=")return r(e.slice(1),n);if(s===".")return Z(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 J(t,e,n);case"style":if(typeof n!="object")break;case"dataset":return F(o,n,Z.bind(null,t[e]));case"ariaset":return F(o,n,(a,d)=>r("aria-"+a,d));case"classList":return ft.call(c,t,n)}return dt(t,e)?J(t,e,n):r(e,n)}function V(t,e){if(j.has(t))return j.get(t);let r=(t instanceof SVGElement?pt:lt).bind(null,t,"Attribute"),o=C(e);return{setRemoveAttr:r,s:o}}function ft(t,e){let n=C(this);return F(n,e,(r,o)=>t.classList.toggle(r,o===-1?void 0:!!o)),t}function St(t){return Array.from(t.children).forEach(e=>e.remove()),t}function at(t,e,n,r){return t instanceof HTMLElement?t[e+"Attribute"](n,r):t[e+"AttributeNS"](null,n,r)}function dt(t,e){if(!Reflect.has(t,e))return!1;let n=K(t,e);return!y(n.set)}function K(t,e){if(t=Object.getPrototypeOf(t),!t)return{};let n=Object.getOwnPropertyDescriptor(t,e);return n||K(t,e)}function F(t,e,n){if(!(typeof e!="object"||e===null))return Object.entries(e).forEach(function([o,c]){o&&(c=t.processReactiveAttribute(e,o,c,n),n(o,c))})}function Q(t){return Array.isArray(t)?t.filter(Boolean).join(" "):t}function lt(t,e,n,r){return t[(y(r)?"remove":"set")+e](n,Q(r))}function pt(t,e,n,r,o=null){return t[(y(r)?"remove":"set")+e+"NS"](o,n,Q(r))}function Z(t,e,n){if(Reflect.set(t,e,n),!!y(n))return Reflect.deleteProperty(t,e)}function kt(t,e,n=ht){g.push({scope:t,host:(...o)=>o.length?o.forEach(c=>c(t)):t,custom_element:t}),typeof n=="function"&&(n=n.call(t,t));let r=e.call(t,n);return g.pop(),r}function Lt(t){for(let n of["connected","disconnected"])X(t.prototype,n+"Callback",function(r,o,c){r.apply(o,c),o.dispatchEvent(new Event("dde:"+n))});let e="attributeChanged";return X(t.prototype,e+"Callback",function(n,r,o){let[c,,s]=o;r.dispatchEvent(new CustomEvent("dde:"+e,{detail:[c,s]})),n.apply(r,o)}),t.prototype.__dde_lifecycleToEvents=!0,t}function X(t,e,n){t[e]=new Proxy(t[e]||(()=>{}),{apply:n})}function ht(t){return N(t,(e,n)=>e.getAttribute(n))}function Tt(t,e,n){return e||(e={}),function(o,...c){n&&(c.unshift(o),o=typeof n=="function"?n():n);let s=c.length?new CustomEvent(t,Object.assign({detail:c[0]},e)):new Event(t,e);return o.dispatchEvent(s)}}function E(t,e,n){return function(o){return o.addEventListener(t,e,n),o}}var k=gt(),bt=new WeakSet;E.connected=function(t,e){let{custom_element:n}=g.current,r="connected";return typeof e!="object"&&(e={}),e.once=!0,function(c){n&&(c=n);let s="dde:"+r;return c.addEventListener(s,t,e),c.__dde_lifecycleToEvents?c:c.isConnected?(c.dispatchEvent(new Event(s)),c):(S(e.signal,()=>k.offConnected(c,t))&&k.onConnected(c,t),c)}};E.disconnected=function(t,e){let{custom_element:n}=g.current,r="disconnected";return typeof e!="object"&&(e={}),e.once=!0,function(c){n&&(c=n);let s="dde:"+r;return c.addEventListener(s,t,e),c.__dde_lifecycleToEvents||S(e.signal,()=>k.offDisconnected(c,t))&&k.onDisconnected(c,t),c}};var z=new WeakMap;E.disconnectedAsAbort=function(t){if(z.has(t))return z.get(t);let e=new AbortController;return z.set(t,e),t(E.disconnected(()=>e.abort())),e};E.attributeChanged=function(t,e){let n="attributeChanged";return typeof e!="object"&&(e={}),function(o){let c="dde:"+n;if(o.addEventListener(c,t,e),o.__dde_lifecycleToEvents||bt.has(o))return o;let s=new MutationObserver(function(d){for(let{attributeName:p,target:b}of d)b.dispatchEvent(new CustomEvent(c,{detail:[p,b.getAttribute(p)]}))});return S(e.signal,()=>s.disconnect())&&s.observe(o,{attributes:!0}),o}};function gt(){let t=new Map,e=!1,n=new MutationObserver(function(i){for(let u of i)if(u.type==="childList"){if(p(u.addedNodes,!0)){s();continue}b(u.removedNodes,!0)&&s()}});return{onConnected(i,u){c();let f=o(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,r(i,f))},onDisconnected(i,u){c();let 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globalThis.dde= {O: m,
assign: O,
assignAttribute: G,
chainableAppend: it,
classListDeclarative: ft,
createElement: w,
createElementNS: Ct,
customElementRender: kt,
customElementWithDDE: Lt,
dispatchEvent: Tt,
el: w,
elNS: Ct,
elementAttribute: at,
empty: St,
isObservable: D,
lifecycleToEvents: Lt,
observable: m,
observedAttributes: ht,
on: E,
registerReactivity: M,
scope: g,
simulateSlots: Rt
};

})();