dotfiles/vscode/.vscode/extensions/ms-toolsai.jupyter-2024.5.0-darwin-arm64/dist/node_modules/@jupyterlab/services.js

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t=Buffer.allocUnsafe(e);do{let r=this._buffers[0],i=t.length-e;e>=r.length?t.set(this._buffers.shift(),i):(t.set(new Uint8Array(r.buffer,r.byteOffset,e),i),this._buffers[0]=r.slice(e)),e-=r.length}while(e>0);return t}startLoop(e){let t;this._loop=!0;do switch(this._state){case Tt:t=this.getInfo();break;case Qs:t=this.getPayloadLength16();break;case eo:t=this.getPayloadLength64();break;case to:this.getMask();break;case Cr:t=this.getData(e);break;default:this._loop=!1;return}while(this._loop);e(t)}getInfo(){if(this._bufferedBytes<2){this._loop=!1;return}let e=this.consume(2);if(e[0]&48)return this._loop=!1,Y(RangeError,"RSV2 and RSV3 must be clear",!0,1002,"WS_ERR_UNEXPECTED_RSV_2_3");let t=(e[0]&64)===64;if(t&&!this._extensions[Xs.extensionName])return this._loop=!1,Y(RangeError,"RSV1 must be clear",!0,1002,"WS_ERR_UNEXPECTED_RSV_1");if(this._fin=(e[0]&128)===128,this._opcode=e[0]&15,this._payloadLength=e[1]&127,this._opcode===0){if(t)return this._loop=!1,Y(RangeError,"RSV1 must be clear",!0,1002,"WS_ERR_UNEXPECTED_RSV_1");if(!this._fragmented)return this._loop=!1,Y(RangeError,"invalid opcode 0",!0,1002,"WS_ERR_INVALID_OPCODE");this._opcode=this._fragmented}else if(this._opcode===1||this._opcode===2){if(this._fragmented)return this._loop=!1,Y(RangeError,`invalid opcode ${this._opcode}`,!0,1002,"WS_ERR_INVALID_OPCODE");this._compressed=t}else if(this._opcode>7&&this._opcode<11){if(!this._fin)return this._loop=!1,Y(RangeError,"FIN must be set",!0,1002,"WS_ERR_EXPECTED_FIN");if(t)return this._loop=!1,Y(RangeError,"RSV1 must be clear",!0,1002,"WS_ERR_UNEXPECTED_RSV_1");if(this._payloadLength>125)return this._loop=!1,Y(RangeError,`invalid payload length ${this._payloadLength}`,!0,1002,"WS_ERR_INVALID_CONTROL_PAYLOAD_LENGTH")}else return this._loop=!1,Y(RangeError,`invalid opcode ${this._opcode}`,!0,1002,"WS_ERR_INVALID_OPCODE");if(!this._fin&&!this._fragmented&&(this._fragmented=this._opcode),this._masked=(e[1]&128)===128,this._isServer){if(!this._masked)return this._loop=!1,Y(RangeError,"MASK must be set",!0,1002,"WS_ERR_EXPECTED_MASK")}else if(this._masked)return this._loop=!1,Y(RangeError,"MASK must be clear",!0,1002,"WS_ERR_UNEXPECTED_MASK");if(this._payloadLength===126)this._state=Qs;else if(this._payloadLength===127)this._state=eo;else return this.haveLength()}getPayloadLength16(){if(this._bufferedBytes<2){this._loop=!1;return}return this._payloadLength=this.consume(2).readUInt16BE(0),this.haveLength()}getPayloadLength64(){if(this._bufferedBytes<8){this._loop=!1;return}let e=this.consume(8),t=e.readUInt32BE(0);return t>Math.pow(2,53-32)-1?(this._loop=!1,Y(RangeError,"Unsupported WebSocket frame: payload length > 2^53 - 1",!1,1009,"WS_ERR_UNSUPPORTED_DATA_PAYLOAD_LENGTH")):(this._payloadLength=t*Math.pow(2,32)+e.readUInt32BE(4),this.haveLength())}haveLength(){if(this._payloadLength&&this._opcode<8&&(this._totalPayloadLength+=this._payloadLength,this._totalPayloadLength>this._maxPayload&&this._maxPayload>0))return this._loop=!1,Y(RangeError,"Max payload size exceeded",!1,1009,"WS_ERR_UNSUPPORTED_MESSAGE_LENGTH");this._masked?this._state=to:this._state=Cr}getMask(){if(this._bufferedBytes<4){this._loop=!1;return}this._mask=this.consume(4),this._state=Cr}getData(e){let t=Mu;if(this._payloadLength){if(this._bufferedBytes<this._payloadLength){this._loop=!1;return}t=this.consume(this._payloadLength),this._masked&&Pu(t,this._mask)}if(this._opcode>7)return this.controlMessage(t);if(this._compressed){this._state=ku,this.decompress(t,e);return}return t.length&&(this._messageLength=this._totalPayloadLength,this._fragments.push(t)),this.dataMessage()}decompress(e,t){this._extensions[Xs.extensionName].decompress(e,this._fin,(i,s)=>{if(i)return t(i);if(s.length){if(this._messageLength+=s.length,this._messageLength>this._maxPayload&&this._maxPayload>0)return t(Y(RangeError,"Max payload size exceeded",!1,1009,"WS_ERR_UNSUPPORTED_MESSAGE_LENGTH"));this._fragments.push(s)}let o=this.dataMessage();if(o)return t(o);this.startLoop(t)})}dataMessage(){if(this._fin){let e=this._messageLength,t=this._fragments;if(this._totalPayloadLength=0,this._messageLength=0,this._fragmented=0,this._fragments=[],this._opcode===2){let r;this._binaryType==="nodebuffer"?r=br(t,e):this._binaryType==="arraybuffer"?r=Du(br(t,e)):r=t,this.emit("message",r)}else{let r=br(t,e);if(!Zs(r))return this._loop=!1,Y(Error,"invalid UTF-8 sequence",!0,1007,"WS_ERR_INVALID_UTF8");this.emit("message",r.toString())}}this._state=Tt}controlMessage(e){if(this._opcode===8)if(this._loop=!1,e.length===0)this.emit("conclude",1005,""),this.end();else{if(e.length===1)return Y(RangeError,"invalid payload length 1",!0,1002,"WS_ERR_INVALID_CONTROL_PAYLOAD_LENGTH");{let t=e.readUInt16BE(0);if(!Iu(t))return Y(RangeError,`invalid status code ${t}`,!0,1002,"WS_ERR_INVALID_CLOSE_CODE");let r=e.slice(2);if(!Zs(r))return Y(Error,"invalid UTF-8 sequence",!0,1007,"WS_ERR_INVALID_UTF8");this.emit("conclude",t,r.toString()),this.end()}}else this._opcode===9?this.emit("ping",e):this.emit("pong",e);this._state=Tt}};no.exports=Er;function Y(n,e,t,r,i){let s=new n(t?`Invalid WebSocket frame: ${e}`:e);return Error.captureStackTrace(s,Y),s.code=i,s[Ru]=r,s}});var Rr=R((uf,so)=>{"use strict";var af=require("net"),cf=require("tls"),{randomFillSync:Tu}=require("crypto"),ro=kt(),{EMPTY_BUFFER:ju}=st(),{isValidStatusCode:qu}=Sr(),{mask:io,toBuffer:Fe}=Dt(),ot=Buffer.alloc(4),Mr=class n{constructor(e,t){this._extensions=t||{},this._socket=e,this._firstFragment=!0,this._compress=!1,this._bufferedBytes=0,this._deflating=!1,this._queue=[]}static frame(e,t){let r=t.mask&&t.readOnly,i=t.mask?6:2,s=e.length;e.length>=65536?(i+=8,s=127):e.length>125&&(i+=2,s=126);let o=Buffer.allocUnsafe(r?e.length+i:i);return o[0]=t.fin?t.opcode|128:t.opcode,t.rsv1&&(o[0]|=64),o[1]=s,s===126?o.writeUInt16BE(e.length,2):s===127&&(o.writeUInt32BE(0,2),o.writeUInt32BE(e.length,6)),t.mask?(Tu(ot,0,4),o[1]|=128,o[i-4]=ot[0],o[i-3]=ot[1],o[i-2]=ot[2],o[i-1]=ot[3],r?(io(e,ot,o,i,e.length),[o]):(io(e,ot,e,0,e.length),[o,e])):[o,e]}close(e,t,r,i){let s;if(e===void 0)s=ju;else{if(typeof e!="number"||!qu(e))throw new TypeError("First argument must be a valid error code number");if(t===void 0||t==="")s=Buffer.allocUnsafe(2),s.writeUInt16BE(e,0);else{let o=Buffer.byteLength(t);if(o>123)throw new RangeError("The message must not be greater than 123 bytes");s=Buffer.allocUnsafe(2+o),s.writeUInt16BE(e,0),s.write(t,2)}}this._deflating?this.enqueue([this.doClose,s,r,i]):this.doClose(s,r,i)}doClose(e,t,r){this.sendFrame(n.frame(e,{fin:!0,rsv1:!1,opcode:8,mask:t,readOnly:!1}),r)}ping(e,t,r){let i=Fe(e);if(i.length>125)throw new RangeError("The data size must not be greater than 125 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this.sendFrame(n.frame(i,{fin:t.fin,rsv1:!1,opcode:o,mask:t.mask,readOnly:Fe.readOnly}),r)}dispatch(e,t,r,i){if(!t){this.sendFrame(n.frame(e,r),i);return}let s=this._extensions[ro.extensionName];this._bufferedBytes+=e.length,this._deflating=!0,s.compress(e,r.fin,(o,a)=>{if(this._socket.destroyed){let c=new Error("The socket was closed while data was being compressed");typeof i=="function"&&i(c);for(let u=0;u<this._queue.length;u++){let l=this._queue[u][4];typeof l=="function"&&l(c)}return}this._bufferedBytes-=e.length,this._deflating=!1,r.readOnly=!1,this.sendFrame(n.frame(a,r),i),this.dequeue()})}dequeue(){for(;!this._deflating&&this._queue.length;){let e=this._queue.shift();this._bufferedBytes-=e[1].length,Reflect.apply(e[0],this,e.slice(1))}}enqueue(e){this._bufferedBytes+=e[1].length,this._queue.push(e)}sendFrame(e,t){e.length===2?(this._socket.cork(),this._socket.write(e[0]),this._socket.write(e[1],t),this._socket.uncork()):this._socket.write(e[0],t)}};so.exports=Mr});var ao=R((lf,oo)=>{"use strict";var _t=class{constructor(e,t){this.target=t,this.type=e}},xr=class extends _t{constructor(e,t){super("message",t),this.data=e}},Dr=class extends _t{constructor(e,t,r){super("close",r),this.wasClean=r._closeFrameReceived&&r._closeFrameSent,this.reason=t,this.code=e}},Pr=class extends _t{constructor(e){super("open",e)}},Ir=class extends _t{constructor(e,t){super("error",t),this.message=e.message,this.error=e}},Uu={addEventListener(n,e,t){if(typeof e!="function")return;function r(c){e.call(this,new xr(c,this))}function i(c,u){e.call(this,new Dr(c,u,this))}function s(c){e.call(this,new Ir(c,this))}function o(){e.call(this,new Pr(this))}let a=t&&t.once?"once":"on";n==="message"?(r._listener=e,this[a](n,r)):n==="close"?(i._listener=e,this[a](n,i)):n==="error"?(s._listener=e,this[a](n,s)):n==="open"?(o._listener=e,this[a](n,o)):this[a](n,e)},removeEventListener(n,e){let t=this.listeners(n);for(let r=0;r<t.length;r++)(t[r]===e||t[r]._listener===e)&&this.removeListener(n,t[r])}};oo.exports=Uu});var kr=R((hf,co)=>{"use strict";var jt=[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,1,1,1,1,1,0,0,1,1,0,1,1,0,1,1,1,1,1,1,1,1,1,1,0,0,0,0,0,0,0,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,0,0,0,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,0,1,0,1,0];function Te(n,e,t){n[e]===void 0?n[e]=[t]:n[e].push(t)}function Nu(n){let e=Object.create(null);if(n===void 0||n==="")return e;let t=Object.create(null),r=!1,i=!1,s=!1,o,a,c=-1,u=-1,l=0;for(;l<n.length;l++){let g=n.charCodeAt(l);if(o===void 0)if(u===-1&&jt[g]===1)c===-1&&(c=l);else if(g===32||g===9)u===-1&&c!==-1&&(u=l);else if(g===59||g===44){if(c===-1)throw new SyntaxError(`Unexpected character at index ${l}`);u===-1&&(u=l);let y=n.slice(c,u);g===44?(Te(e,y,t),t=Object.create(null)):o=y,c=u=-1}else throw new SyntaxError(`Unexpected character at index ${l}`);else if(a===void 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Au=require("events"),Bu=require("https"),Fu=require("http"),ho=require("net"),Ku=require("tls"),{randomBytes:Vu,createHash:Wu}=require("crypto"),{Readable:df}=require("stream"),{URL:Tr}=require("url"),ze=kt(),$u=Or(),Gu=Rr(),{BINARY_TYPES:uo,EMPTY_BUFFER:jr,GUID:Hu,kStatusCode:zu,kWebSocket:se,NOOP:fo}=st(),{addEventListener:Ju,removeEventListener:Yu}=ao(),{format:Xu,parse:Zu}=kr(),{toBuffer:Qu}=Dt(),Ke=["CONNECTING","OPEN","CLOSING","CLOSED"],qr=[8,13],el=30*1e3,z=class n extends Au{constructor(e,t,r){super(),this._binaryType=uo[0],this._closeCode=1006,this._closeFrameReceived=!1,this._closeFrameSent=!1,this._closeMessage="",this._closeTimer=null,this._extensions={},this._protocol="",this._readyState=n.CONNECTING,this._receiver=null,this._sender=null,this._socket=null,e!==null?(this._bufferedAmount=0,this._isServer=!1,this._redirects=0,Array.isArray(t)?t=t.join(", "):typeof t=="object"&&t!==null&&(r=t,t=void 0),_o(this,e,t,r)):this._isServer=!0}get binaryType(){return this._binaryType}set binaryType(e){uo.includes(e)&&(this._binaryType=e,this._receiver&&(this._receiver._binaryType=e))}get bufferedAmount(){return this._socket?this._socket._writableState.length+this._sender._bufferedBytes:this._bufferedAmount}get extensions(){return Object.keys(this._extensions).join()}get onclose(){}set onclose(e){}get onerror(){}set onerror(e){}get onopen(){}set onopen(e){}get onmessage(){}set onmessage(e){}get protocol(){return this._protocol}get readyState(){return this._readyState}get url(){return this._url}setSocket(e,t,r){let i=new $u(this.binaryType,this._extensions,this._isServer,r);this._sender=new Gu(e,this._extensions),this._receiver=i,this._socket=e,i[se]=this,e[se]=this,i.on("conclude",rl),i.on("drain",il),i.on("error",sl),i.on("message",ol),i.on("ping",al),i.on("pong",cl),e.setTimeout(0),e.setNoDelay(),t.length>0&&e.unshift(t),e.on("close",go),e.on("data",un),e.on("end",mo),e.on("error",vo),this._readyState=n.OPEN,this.emit("open")}emitClose(){if(!this._socket){this._readyState=n.CLOSED,this.emit("close",this._closeCode,this._closeMessage);return}this._extensions[ze.extensionName]&&this._extensions[ze.extensionName].cleanup(),this._receiver.removeAllListeners(),this._readyState=n.CLOSED,this.emit("close",this._closeCode,this._closeMessage)}close(e,t){if(this.readyState!==n.CLOSED){if(this.readyState===n.CONNECTING){let r="WebSocket was closed before the connection was established";return 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e=this.listeners(n);for(let t=0;t<e.length;t++)if(e[t]._listener)return e[t]._listener},set(e){let t=this.listeners(n);for(let r=0;r<t.length;r++)t[r]._listener&&this.removeListener(n,t[r]);this.addEventListener(n,e)}})});z.prototype.addEventListener=Ju;z.prototype.removeEventListener=Yu;yo.exports=z;function _o(n,e,t,r){let i={protocolVersion:qr[1],maxPayload:104857600,perMessageDeflate:!0,followRedirects:!1,maxRedirects:10,...r,createConnection:void 0,socketPath:void 0,hostname:void 0,protocol:void 0,timeout:void 0,method:void 0,host:void 0,path:void 0,port:void 0};if(!qr.includes(i.protocolVersion))throw new RangeError(`Unsupported protocol version: ${i.protocolVersion} (supported versions: ${qr.join(", ")})`);let s;e instanceof Tr?(s=e,n._url=e.href):(s=new Tr(e),n._url=e);let o=s.protocol==="ws+unix:";if(!s.host&&(!o||!s.pathname)){let y=new Error(`Invalid URL: ${n.url}`);if(n._redirects===0)throw y;Ur(n,y);return}let a=s.protocol==="wss:"||s.protocol==="https:",c=a?443:80,u=Vu(16).toString("base64"),l=a?Bu.get:Fu.get,d;if(i.createConnection=a?nl:tl,i.defaultPort=i.defaultPort||c,i.port=s.port||c,i.host=s.hostname.startsWith("[")?s.hostname.slice(1,-1):s.hostname,i.headers={"Sec-WebSocket-Version":i.protocolVersion,"Sec-WebSocket-Key":u,Connection:"Upgrade",Upgrade:"websocket",...i.headers},i.path=s.pathname+s.search,i.timeout=i.handshakeTimeout,i.perMessageDeflate&&(d=new ze(i.perMessageDeflate!==!0?i.perMessageDeflate:{},!1,i.maxPayload),i.headers["Sec-WebSocket-Extensions"]=Xu({[ze.extensionName]:d.offer()})),t&&(i.headers["Sec-WebSocket-Protocol"]=t),i.origin&&(i.protocolVersion<13?i.headers["Sec-WebSocket-Origin"]=i.origin:i.headers.Origin=i.origin),(s.username||s.password)&&(i.auth=`${s.username}:${s.password}`),o){let y=i.path.split(":");i.socketPath=y[0],i.path=y[1]}if(i.followRedirects){if(n._redirects===0){n._originalHost=s.host;let y=r&&r.headers;if(r={...r,headers:{}},y)for(let[v,b]of Object.entries(y))r.headers[v.toLowerCase()]=b}else s.host!==n._originalHost&&(delete i.headers.authorization,delete i.headers.cookie,delete i.headers.host,i.auth=void 0);i.auth&&!r.headers.authorization&&(r.headers.authorization="Basic "+Buffer.from(i.auth).toString("base64"))}let g=n._req=l(i);i.timeout&&g.on("timeout",()=>{be(n,g,"Opening handshake has timed out")}),g.on("error",y=>{g===null||g.aborted||(g=n._req=null,Ur(n,y))}),g.on("response",y=>{let v=y.headers.location,b=y.statusCode;if(v&&i.followRedirects&&b>=300&&b<400){if(++n._redirects>i.maxRedirects){be(n,g,"Maximum redirects exceeded");return}g.abort();let x;try{x=new Tr(v,e)}catch(O){Ur(n,O);return}_o(n,x,t,r)}else n.emit("unexpected-response",g,y)||be(n,g,`Unexpected server response: ${y.statusCode}`)}),g.on("upgrade",(y,v,b)=>{if(n.emit("upgrade",y),n.readyState!==z.CONNECTING)return;g=n._req=null;let x=Wu("sha1").update(u+Hu).digest("base64");if(y.headers["sec-websocket-accept"]!==x){be(n,v,"Invalid 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nl(n){return n.path=void 0,!n.servername&&n.servername!==""&&(n.servername=ho.isIP(n.host)?"":n.host),Ku.connect(n)}function be(n,e,t){n._readyState=z.CLOSING;let r=new Error(t);Error.captureStackTrace(r,be),e.setHeader?(e.abort(),e.socket&&!e.socket.destroyed&&e.socket.destroy(),e.once("abort",n.emitClose.bind(n)),n.emit("error",r)):(e.destroy(r),e.once("error",n.emit.bind(n,"error")),e.once("close",n.emitClose.bind(n)))}function Nr(n,e,t){if(e){let r=Qu(e).length;n._socket?n._sender._bufferedBytes+=r:n._bufferedAmount+=r}if(t){let r=new Error(`WebSocket is not open: readyState ${n.readyState} (${Ke[n.readyState]})`);t(r)}}function rl(n,e){let t=this[se];t._closeFrameReceived=!0,t._closeMessage=e,t._closeCode=n,t._socket[se]!==void 0&&(t._socket.removeListener("data",un),process.nextTick(po,t._socket),n===1005?t.close():t.close(n,e))}function il(){this[se]._socket.resume()}function sl(n){let e=this[se];e._socket[se]!==void 0&&(e._socket.removeListener("data",un),process.nextTick(po,e._socket),e.close(n[zu])),e.emit("error",n)}function lo(){this[se].emitClose()}function ol(n){this[se].emit("message",n)}function al(n){let e=this[se];e.pong(n,!e._isServer,fo),e.emit("ping",n)}function cl(n){this[se].emit("pong",n)}function po(n){n.resume()}function go(){let n=this[se];this.removeListener("close",go),this.removeListener("data",un),this.removeListener("end",mo),n._readyState=z.CLOSING;let e;!this._readableState.endEmitted&&!n._closeFrameReceived&&!n._receiver._writableState.errorEmitted&&(e=n._socket.read())!==null&&n._receiver.write(e),n._receiver.end(),this[se]=void 0,clearTimeout(n._closeTimer),n._receiver._writableState.finished||n._receiver._writableState.errorEmitted?n.emitClose():(n._receiver.on("error",lo),n._receiver.on("finish",lo))}function un(n){this[se]._receiver.write(n)||this.pause()}function mo(){let n=this[se];n._readyState=z.CLOSING,n._receiver.end(),this.end()}function vo(){let n=this[se];this.removeListener("error",vo),this.on("error",fo),n&&(n._readyState=z.CLOSING,this.destroy())}});var Co=R((_f,bo)=>{"use strict";var{Duplex:ul}=require("stream");function wo(n){n.emit("close")}function ll(){!this.destroyed&&this._writableState.finished&&this.destroy()}function So(n){this.removeListener("error",So),this.destroy(),this.listenerCount("error")===0&&this.emit("error",n)}function hl(n,e){let t=!0,r=!0;function i(){t&&n._socket.resume()}n.readyState===n.CONNECTING?n.once("open",function(){n._receiver.removeAllListeners("drain"),n._receiver.on("drain",i)}):(n._receiver.removeAllListeners("drain"),n._receiver.on("drain",i));let s=new ul({...e,autoDestroy:!1,emitClose:!1,objectMode:!1,writableObjectMode:!1});return n.on("message",function(a){s.push(a)||(t=!1,n._socket.pause())}),n.once("error",function(a){s.destroyed||(r=!1,s.destroy(a))}),n.once("close",function(){s.destroyed||s.push(null)}),s._destroy=function(o,a){if(n.readyState===n.CLOSED){a(o),process.nextTick(wo,s);return}let c=!1;n.once("error",function(l){c=!0,a(l)}),n.once("close",function(){c||a(o),process.nextTick(wo,s)}),r&&n.terminate()},s._final=function(o){if(n.readyState===n.CONNECTING){n.once("open",function(){s._final(o)});return}n._socket!==null&&(n._socket._writableState.finished?(o(),s._readableState.endEmitted&&s.destroy()):(n._socket.once("finish",function(){o()}),n.close()))},s._read=function(){(n.readyState===n.OPEN||n.readyState===n.CLOSING)&&!t&&(t=!0,n._receiver._writableState.needDrain||n._socket.resume())},s._write=function(o,a,c){if(n.readyState===n.CONNECTING){n.once("open",function(){s._write(o,a,c)});return}n.send(o,c)},s.on("end",ll),s.on("error",So),s}bo.exports=hl});var xo=R((vf,Ro)=>{"use strict";var dl=require("events"),ln=require("http"),pf=require("https"),gf=require("net"),mf=require("tls"),{createHash:fl}=require("crypto"),at=kt(),_l=Lr(),{format:pl,parse:gl}=kr(),{GUID:ml,kWebSocket:vl}=st(),yl=/^[+/0-9A-Za-z]{22}==$/,Eo=0,Oo=1,Mo=2,Br=class extends dl{constructor(e,t){if(super(),e={maxPayload:100*1024*1024,perMessageDeflate:!1,handleProtocols:null,clientTracking:!0,verifyClient:null,noServer:!1,backlog:null,server:null,host:null,path:null,port:null,...e},e.port==null&&!e.server&&!e.noServer||e.port!=null&&(e.server||e.noServer)||e.server&&e.noServer)throw new TypeError('One and only one of the "port", "server", or "noServer" options must be specified');if(e.port!=null?(this._server=ln.createServer((r,i)=>{let s=ln.STATUS_CODES[426];i.writeHead(426,{"Content-Length":s.length,"Content-Type":"text/plain"}),i.end(s)}),this._server.listen(e.port,e.host,e.backlog,t)):e.server&&(this._server=e.server),this._server){let r=this.emit.bind(this,"connection");this._removeListeners=wl(this._server,{listening:this.emit.bind(this,"listening"),error:this.emit.bind(this,"error"),upgrade:(i,s,o)=>{this.handleUpgrade(i,s,o,r)}})}e.perMessageDeflate===!0&&(e.perMessageDeflate={}),e.clientTracking&&(this.clients=new Set),this.options=e,this._state=Eo}address(){if(this.options.noServer)throw new Error('The server is operating in "noServer" mode');return this._server?this._server.address():null}close(e){if(e&&this.once("close",e),this._state===Mo){process.nextTick(Ar,this);return}if(this._state===Oo)return;if(this._state=Oo,this.clients)for(let r of this.clients)r.terminate();let t=this._server;if(t&&(this._removeListeners(),this._removeListeners=this._server=null,this.options.port!=null)){t.close(Ar.bind(void 0,this));return}process.nextTick(Ar,this)}shouldHandle(e){if(this.options.path){let t=e.url.indexOf("?");if((t!==-1?e.url.slice(0,t):e.url)!==this.options.path)return!1}return!0}handleUpgrade(e,t,r,i){t.on("error",Fr);let s=e.headers["sec-websocket-key"]!==void 0?e.headers["sec-websocket-key"].trim():!1,o=+e.headers["sec-websocket-version"],a={};if(e.method!=="GET"||e.headers.upgrade.toLowerCase()!=="websocket"||!s||!yl.test(s)||o!==8&&o!==13||!this.shouldHandle(e))return qt(t,400);if(this.options.perMessageDeflate){let c=new at(this.options.perMessageDeflate,!0,this.options.maxPayload);try{let u=gl(e.headers["sec-websocket-extensions"]);u[at.extensionName]&&(c.accept(u[at.extensionName]),a[at.extensionName]=c)}catch{return qt(t,400)}}if(this.options.verifyClient){let c={origin:e.headers[`${o===8?"sec-websocket-origin":"origin"}`],secure:!!(e.socket.authorized||e.socket.encrypted),req:e};if(this.options.verifyClient.length===2){this.options.verifyClient(c,(u,l,d,g)=>{if(!u)return qt(t,l||401,d,g);this.completeUpgrade(s,a,e,t,r,i)});return}if(!this.options.verifyClient(c))return qt(t,401)}this.completeUpgrade(s,a,e,t,r,i)}completeUpgrade(e,t,r,i,s,o){if(!i.readable||!i.writable)return i.destroy();if(i[vl])throw new Error("server.handleUpgrade() was called more than once with the same socket, possibly due to a misconfiguration");if(this._state>Eo)return qt(i,503);let c=["HTTP/1.1 101 Switching Protocols","Upgrade: websocket","Connection: Upgrade",`Sec-WebSocket-Accept: ${fl("sha1").update(e+ml).digest("base64")}`],u=new _l(null),l=r.headers["sec-websocket-protocol"];if(l&&(l=l.split(",").map(Sl),this.options.handleProtocols?l=this.options.handleProtocols(l,r):l=l[0],l&&(c.push(`Sec-WebSocket-Protocol: ${l}`),u._protocol=l)),t[at.extensionName]){let d=t[at.extensionName].params,g=pl({[at.extensionName]:[d]});c.push(`Sec-WebSocket-Extensions: ${g}`),u._extensions=t}this.emit("headers",c,r),i.write(c.concat(`\r
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\r
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requests");((a=s.cache)!==null&&a!==void 0?a:o.init.cache)==="no-store"&&(i+=(/\?/.test(i)?"&":"?")+new Date().getTime());let u=new o.Request(i,Object.assign(Object.assign({},o.init),s)),l=!1;if(o.token&&(l=!0,u.headers.append("Authorization",`token ${o.token}`)),typeof document<"u"&&document?.cookie){let d=r("_xsrf");d!==void 0&&(l=!0,u.headers.append("X-XSRFToken",d))}return!u.headers.has("Content-Type")&&l&&u.headers.set("Content-Type","application/json"),o.fetch.call(null,u).catch(d=>{throw new Io.NetworkError(d)})}n.handleRequest=t;function r(i){let s=document.cookie.match("\\b"+i+"=([^;]*)\\b");return s?.[1]}})(hn||(hn={}))});var dn=R(Je=>{"use strict";Object.defineProperty(Je,"__esModule",{value:!0});Je.validateModels=Je.validateModel=Je.validateMessage=void 0;var 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o=this.serverSettings,a=Jo.URLExt.join(o.wsUrl,Sn.KERNEL_SERVICE_URL,encodeURIComponent(this._id)),c=a.replace(/^((?:\w+:)?\/\/)(?:[^@\/]+@)/,"$1"),u=Jo.URLExt.join(a,"channels?session_id="+encodeURIComponent(this._clientId)),l=o.token;o.appendToken&&l!==""&&(u=u+`&token=${encodeURIComponent(l)}`),this._ws=new o.WebSocket(u),this._ws.binaryType="arraybuffer",this._ws.onmessage=this._onWSMessage,this._ws.onopen=this._onWSOpen,this._ws.onclose=this._onWSClose,this._ws.onerror=this._onWSClose},this._onWSOpen=o=>{this._updateConnectionStatus("connected")},this._onWSMessage=o=>{let a;try{a=ri.deserialize(o.data),dh.validateMessage(a)}catch(c){throw c.message=`Kernel message validation error: ${c.message}`,c}this._kernelSession=a.header.session,this._msgChain=this._msgChain.then(()=>this._handleMessage(a)).catch(c=>{c.message.startsWith("Canceled future for ")&&console.error(c)}),this._anyMessage.emit({msg:a,direction:"recv"})},this._onWSClose=o=>{this.isDisposed||this._reconnect()},this._id="",this._name="",this._status="unknown",this._connectionStatus="connecting",this._kernelSession="",this._isDisposed=!1,this._ws=null,this._username="",this._reconnectLimit=7,this._reconnectAttempt=0,this._reconnectTimeout=null,this._futures=new Map,this._comms=new Map,this._targetRegistry=Object.create(null),this._info=new Ye.PromiseDelegate,this._pendingMessages=[],this._statusChanged=new ht.Signal(this),this._connectionStatusChanged=new ht.Signal(this),this._disposed=new ht.Signal(this),this._iopubMessage=new ht.Signal(this),this._anyMessage=new ht.Signal(this),this._unhandledMessage=new ht.Signal(this),this._displayIdToParentIds=new Map,this._msgIdToDisplayIds=new Map,this._msgChain=Promise.resolve(),this._noOp=()=>{},this._name=e.model.name,this._id=e.model.id,this.serverSettings=(t=e.serverSettings)!==null&&t!==void 0?t:hh.ServerConnection.makeSettings(),this._clientId=(r=e.clientId)!==null&&r!==void 0?r:Ye.UUID.uuid4(),this._username=(i=e.username)!==null&&i!==void 0?i:"",this.handleComms=(s=e.handleComms)!==null&&s!==void 0?s:!0,this._createSocket()}get disposed(){return this._disposed}get statusChanged(){return this._statusChanged}get connectionStatusChanged(){return this._connectionStatusChanged}get iopubMessage(){return this._iopubMessage}get unhandledMessage(){return this._unhandledMessage}get model(){return{id:this.id,name:this.name}}get anyMessage(){return this._anyMessage}get id(){return this._id}get name(){return this._name}get username(){return this._username}get clientId(){return this._clientId}get status(){return this._status}get connectionStatus(){return this._connectionStatus}get isDisposed(){return this._isDisposed}get info(){return this._info.promise}get spec(){return this._specPromise?this._specPromise:(this._specPromise=fh.KernelSpecAPI.getSpecs(this.serverSettings).then(e=>e.kernelspecs[this._name]),this._specPromise)}clone(e={}){return new n(Object.assign({model:this.model,username:this.username,serverSettings:this.serverSettings,handleComms:!1},e))}dispose(){this.isDisposed||(this._isDisposed=!0,this._disposed.emit(),this._updateConnectionStatus("disconnected"),this._clearKernelState(),this._pendingMessages=[],this._clearSocket(),ht.Signal.clearData(this))}sendShellMessage(e,t=!1,r=!0){return this._sendKernelShellControl(Xo.KernelShellFutureHandler,e,t,r)}sendControlMessage(e,t=!1,r=!0){return this._sendKernelShellControl(Xo.KernelControlFutureHandler,e,t,r)}_sendKernelShellControl(e,t,r=!1,i=!0){this._sendMessage(t),this._anyMessage.emit({msg:t,direction:"send"});let s=new e(()=>{let o=t.header.msg_id;this._futures.delete(o);let a=this._msgIdToDisplayIds.get(o);a&&(a.forEach(c=>{let u=this._displayIdToParentIds.get(c);if(u){let l=u.indexOf(o);if(l===-1)return;u.length===1?this._displayIdToParentIds.delete(c):(u.splice(l,1),this._displayIdToParentIds.set(c,u))}}),this._msgIdToDisplayIds.delete(o))},t,r,i,this);return this._futures.set(t.header.msg_id,s),s}_sendMessage(e,t=!0){if(this.status==="dead")throw new Error("Kernel is dead");if((this._kernelSession===ph||this._kernelSession===vt)&&we.isInfoRequestMsg(e))if(this.connectionStatus==="connected"){this._ws.send(ri.serialize(e));return}else throw new Error("Could not send message: status is not connected");if(t&&this._pendingMessages.length>0){this._pendingMessages.push(e);return}if(this.connectionStatus==="connected"&&this._kernelSession!==vt)this._ws.send(ri.serialize(e));else if(t)this._pendingMessages.push(e);else throw new Error("Could not send message")}async interrupt(){if(this.status==="dead")throw new Error("Kernel is dead");return Sn.interruptKernel(this.id,this.serverSettings)}async restart(){if(this.status==="dead")throw new Error("Kernel is 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t.content.status===void 0&&(t.content.status="ok"),t.content.status!=="ok"?(this._info.reject("Kernel info reply errored"),t):(this._info.resolve(t.content),this._kernelSession=t.header.session,t)}requestComplete(e){let t=we.createMessage({msgType:"complete_request",channel:"shell",username:this._username,session:this._clientId,content:e});return Oe.handleShellMessage(this,t)}requestInspect(e){let t=we.createMessage({msgType:"inspect_request",channel:"shell",username:this._username,session:this._clientId,content:e});return Oe.handleShellMessage(this,t)}requestHistory(e){let t=we.createMessage({msgType:"history_request",channel:"shell",username:this._username,session:this._clientId,content:e});return Oe.handleShellMessage(this,t)}requestExecute(e,t=!0,r){let i={silent:!1,store_history:!0,user_expressions:{},allow_stdin:!0,stop_on_error:!1},s=we.createMessage({msgType:"execute_request",channel:"shell",username:this._username,session:this._clientId,content:Object.assign(Object.assign({},i),e),metadata:r});return this.sendShellMessage(s,!0,t)}requestDebug(e,t=!0){let r=we.createMessage({msgType:"debug_request",channel:"control",username:this._username,session:this._clientId,content:e});return this.sendControlMessage(r,!0,t)}requestIsComplete(e){let t=we.createMessage({msgType:"is_complete_request",channel:"shell",username:this._username,session:this._clientId,content:e});return Oe.handleShellMessage(this,t)}requestCommInfo(e){let t=we.createMessage({msgType:"comm_info_request",channel:"shell",username:this._username,session:this._clientId,content:e});return Oe.handleShellMessage(this,t)}sendInputReply(e){let t=we.createMessage({msgType:"input_reply",channel:"stdin",username:this._username,session:this._clientId,content:e});this._sendMessage(t),this._anyMessage.emit({msg:t,direction:"send"})}createComm(e,t=Ye.UUID.uuid4()){if(!this.handleComms)throw new Error("Comms are disabled on this kernel connection");if(this._comms.has(t))throw new Error("Comm is already created");let r=new Yo.CommHandler(e,t,this,()=>{this._unregisterComm(t)});return this._comms.set(t,r),r}hasComm(e){return this._comms.has(e)}registerCommTarget(e,t){this.handleComms&&(this._targetRegistry[e]=t)}removeCommTarget(e,t){this.handleComms&&!this.isDisposed&&this._targetRegistry[e]===t&&delete this._targetRegistry[e]}registerMessageHook(e,t){var r;let i=(r=this._futures)===null||r===void 0?void 0:r.get(e);i&&i.registerMessageHook(t)}removeMessageHook(e,t){var r;let i=(r=this._futures)===null||r===void 0?void 0:r.get(e);i&&i.removeMessageHook(t)}async _handleDisplayId(e,t){var r,i;let s=t.parent_header.msg_id,o=this._displayIdToParentIds.get(e);if(o){let c={header:Ye.JSONExt.deepCopy(t.header),parent_header:Ye.JSONExt.deepCopy(t.parent_header),metadata:Ye.JSONExt.deepCopy(t.metadata),content:Ye.JSONExt.deepCopy(t.content),channel:t.channel,buffers:t.buffers?t.buffers.slice():[]};c.header.msg_type="update_display_data",await Promise.all(o.map(async u=>{let l=this._futures&&this._futures.get(u);l&&await l.handleMsg(c)}))}if(t.header.msg_type==="update_display_data")return!0;o=(r=this._displayIdToParentIds.get(e))!==null&&r!==void 0?r:[],o.indexOf(s)===-1&&o.push(s),this._displayIdToParentIds.set(e,o);let a=(i=this._msgIdToDisplayIds.get(s))!==null&&i!==void 0?i:[];return a.indexOf(s)===-1&&a.push(s),this._msgIdToDisplayIds.set(s,a),!1}_clearSocket(){this._ws!==null&&(this._ws.onopen=this._noOp,this._ws.onclose=this._noOp,this._ws.onerror=this._noOp,this._ws.onmessage=this._noOp,this._ws.close(),this._ws=null)}_updateStatus(e){this._status===e||this._status==="dead"||(this._status=e,Oe.logKernelStatus(this),this._statusChanged.emit(e),e==="dead"&&this.dispose())}_sendPending(){for(;this.connectionStatus==="connected"&&this._kernelSession!==vt&&this._pendingMessages.length>0;)this._sendMessage(this._pendingMessages[0],!1),this._pendingMessages.shift()}_clearKernelState(){this._kernelSession="",this._pendingMessages=[],this._futures.forEach(e=>{e.dispose()}),this._comms.forEach(e=>{e.dispose()}),this._msgChain=Promise.resolve(),this._futures=new Map,this._comms=new Map,this._displayIdToParentIds.clear(),this._msgIdToDisplayIds.clear()}_assertCurrentMessage(e){if(this._errorIfDisposed(),e.header.session!==this._kernelSession)throw new Error(`Canceling 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Ve=ie(),Uh=Ge(),ca=xn(),Nh=Ee(),_i=class{constructor(e){var t,r,i,s;this._id="",this._path="",this._name="",this._type="",this._kernel=null,this._isDisposed=!1,this._disposed=new Ve.Signal(this),this._kernelChanged=new Ve.Signal(this),this._statusChanged=new Ve.Signal(this),this._connectionStatusChanged=new Ve.Signal(this),this._iopubMessage=new Ve.Signal(this),this._unhandledMessage=new Ve.Signal(this),this._anyMessage=new Ve.Signal(this),this._propertyChanged=new Ve.Signal(this),this._id=e.model.id,this._name=e.model.name,this._path=e.model.path,this._type=e.model.type,this._username=(t=e.username)!==null&&t!==void 0?t:"",this._clientId=(r=e.clientId)!==null&&r!==void 0?r:Nh.UUID.uuid4(),this._connectToKernel=e.connectToKernel,this._kernelConnectionOptions=(i=e.kernelConnectionOptions)!==null&&i!==void 0?i:{},this.serverSettings=(s=e.serverSettings)!==null&&s!==void 0?s:Uh.ServerConnection.makeSettings(),this.setupKernel(e.model.kernel)}get disposed(){return this._disposed}get 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r=this._kernel||null;this.setupKernel(e.kernel);let i=this._kernel||null;this._kernelChanged.emit({name:"kernel",oldValue:r,newValue:i})}this._handleModelChange(t)}dispose(){if(!this.isDisposed){if(this._isDisposed=!0,this._disposed.emit(),this._kernel){this._kernel.dispose();let e=this._kernel;this._kernel=null;let t=this._kernel;this._kernelChanged.emit({name:"kernel",oldValue:e,newValue:t})}Ve.Signal.clearData(this)}}async setPath(e){if(this.isDisposed)throw new Error("Session is disposed");await this._patch({path:e})}async setName(e){if(this.isDisposed)throw new Error("Session is disposed");await this._patch({name:e})}async setType(e){if(this.isDisposed)throw new Error("Session is disposed");await this._patch({type:e})}async changeKernel(e){if(this.isDisposed)throw new Error("Session is disposed");return await this._patch({kernel:e}),this.kernel}async shutdown(){if(this.isDisposed)throw new Error("Session is disposed");await 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this.update(t),t}_handleModelChange(e){e.name!==this._name&&this._propertyChanged.emit("name"),e.type!==this._type&&this._propertyChanged.emit("type"),e.path!==this._path&&this._propertyChanged.emit("path")}};Dn.SessionConnection=_i});var da=R(Pn=>{"use strict";Object.defineProperty(Pn,"__esModule",{value:!0});Pn.SessionManager=void 0;var la=et(),Lh=Lt(),ha=ie(),Ah=ye(),Bh=At(),Fh=ua(),Kt=xn(),pi=class extends Bh.BaseManager{constructor(e){var t;super(e),this._isReady=!1,this._sessionConnections=new Set,this._models=new Map,this._runningChanged=new ha.Signal(this),this._connectionFailure=new ha.Signal(this),this._connectToKernel=r=>this._kernelManager.connectTo(r),this._kernelManager=e.kernelManager,this._pollModels=new Lh.Poll({auto:!1,factory:()=>this.requestRunning(),frequency:{interval:10*1e3,backoff:!0,max:300*1e3},name:"@jupyterlab/services:SessionManager#models",standby:(t=e.standby)!==null&&t!==void 0?t:"when-hidden"}),this._ready=(async()=>{await this._pollModels.start(),await 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this._disposed}get messageReceived(){return this._messageReceived}get name(){return this._name}get model(){return{name:this._name}}get isDisposed(){return this._isDisposed}dispose(){this._isDisposed||(this._isDisposed=!0,this._disposed.emit(),this._updateConnectionStatus("disconnected"),this._clearSocket(),Bn.Signal.clearData(this))}send(e){this._sendMessage(e)}_sendMessage(e,t=!0){if(!(this._isDisposed||!e.content))if(this.connectionStatus==="connected"&&this._ws){let r=[e.type,...e.content];this._ws.send(JSON.stringify(r))}else if(t)this._pendingMessages.push(e);else throw new Error(`Could not send message: ${JSON.stringify(e)}`)}_sendPending(){for(;this.connectionStatus==="connected"&&this._pendingMessages.length>0;)this._sendMessage(this._pendingMessages[0],!1),this._pendingMessages.shift()}reconnect(){this._errorIfDisposed();let e=new rd.PromiseDelegate,t=(r,i)=>{i==="connected"?(e.resolve(),this.connectionStatusChanged.disconnect(t,this)):i==="disconnected"&&(e.reject(new Error("Terminal connection disconnected")),this.connectionStatusChanged.disconnect(t,this))};return this.connectionStatusChanged.connect(t,this),this._reconnectAttempt=0,this._reconnect(),e.promise}_reconnect(){if(this._errorIfDisposed(),clearTimeout(this._reconnectTimeout),this._reconnectAttempt<this._reconnectLimit){this._updateConnectionStatus("connecting");let e=Ci.getRandomIntInclusive(0,1e3*(Math.pow(2,this._reconnectAttempt)-1));console.error(`Connection lost, reconnecting in ${Math.floor(e/1e3)} seconds.`),this._reconnectTimeout=setTimeout(this._createSocket,e),this._reconnectAttempt+=1}else this._updateConnectionStatus("disconnected");this._clearSocket()}_clearSocket(){this._ws!==null&&(this._ws.onopen=this._noOp,this._ws.onclose=this._noOp,this._ws.onerror=this._noOp,this._ws.onmessage=this._noOp,this._ws.close(),this._ws=null)}async shutdown(){await Oa.shutdownTerminal(this.name,this.serverSettings),this.dispose()}clone(){return new 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t;if(super(e),this._isReady=!1,this._names=[],this._terminalConnections=new Set,this._runningChanged=new Ra.Signal(this),this._connectionFailure=new Ra.Signal(this),!this.isAvailable()){this._ready=Promise.reject("Terminals unavailable"),this._ready.catch(r=>{});return}this._pollModels=new od.Poll({auto:!1,factory:()=>this.requestRunning(),frequency:{interval:10*1e3,backoff:!0,max:300*1e3},name:"@jupyterlab/services:TerminalManager#models",standby:(t=e.standby)!==null&&t!==void 0?t:"when-hidden"}),this._ready=(async()=>{await this._pollModels.start(),await this._pollModels.tick,this._isReady=!0})()}get isReady(){return this._isReady}get ready(){return this._ready}get runningChanged(){return this._runningChanged}get connectionFailure(){return this._connectionFailure}dispose(){this.isDisposed||(this._names.length=0,this._terminalConnections.forEach(e=>e.dispose()),this._pollModels.dispose(),super.dispose())}isAvailable(){return Ht.isAvailable()}connectTo(e){let t=new 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/*! Bundled license information:

@lumino/polling/dist/index.js:
  (*! *****************************************************************************
      Copyright (c) Microsoft Corporation.
  
      Permission to use, copy, modify, and/or distribute this software for any
      purpose with or without fee is hereby granted.
  
      THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES WITH
      REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
      AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT,
      INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
      LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR
      OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
      PERFORMANCE OF THIS SOFTWARE.
      ***************************************************************************** *)

@lumino/disposable/dist/index.js:
  (*! *****************************************************************************
      Copyright (c) Microsoft Corporation.
  
      Permission to use, copy, modify, and/or distribute this software for any
      purpose with or without fee is hereby granted.
  
      THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES WITH
      REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
      AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT,
      INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
      LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR
      OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
      PERFORMANCE OF THIS SOFTWARE.
      ***************************************************************************** *)
*/