@sendbird/chat
Version:
Sendbird SDK for JavaScript
1 lines • 50.8 kB
JavaScript
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clear",!0,1002,"WS_ERR_UNEXPECTED_RSV_1"))}if(!this._fragmented){return void e(this.createError(RangeError,"invalid opcode 0",!0,1002,"WS_ERR_INVALID_OPCODE"))}this._opcode=this._fragmented}else if(1===this._opcode||2===this._opcode){if(this._fragmented){return void e(this.createError(RangeError,`invalid opcode ${this._opcode}`,!0,1002,"WS_ERR_INVALID_OPCODE"))}this._compressed=s}else{if(!(this._opcode>7&&this._opcode<11)){return void e(this.createError(RangeError,`invalid opcode ${this._opcode}`,!0,1002,"WS_ERR_INVALID_OPCODE"))}if(!this._fin){return void e(this.createError(RangeError,"FIN must be set",!0,1002,"WS_ERR_EXPECTED_FIN"))}if(s){return void e(this.createError(RangeError,"RSV1 must be clear",!0,1002,"WS_ERR_UNEXPECTED_RSV_1"))}if(this._payloadLength>125||8===this._opcode&&1===this._payloadLength){return void e(this.createError(RangeError,`invalid payload length 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1",!1,1009,"WS_ERR_UNSUPPORTED_DATA_PAYLOAD_LENGTH"))}else this._payloadLength=s*Math.pow(2,32)+t.readUInt32BE(4),this.haveLength(e)}haveLength(e){if(this._payloadLength&&this._opcode<8&&(this._totalPayloadLength+=this._payloadLength,this._totalPayloadLength>this._maxPayload&&this._maxPayload>0)){e(this.createError(RangeError,"Max payload size exceeded",!1,1009,"WS_ERR_UNSUPPORTED_MESSAGE_LENGTH"))}else this._masked?this._state=3:this._state=4}getMask(){this._bufferedBytes<4?this._loop=!1:(this._mask=this.consume(4),this._state=4)}getData(e){let t=ge;if(this._payloadLength){if(this._bufferedBytes<this._payloadLength)return void(this._loop=!1);t=this.consume(this._payloadLength),this._masked&&this._mask[0]|this._mask[1]|this._mask[2]|this._mask[3]&&xe(t,this._mask)}if(this._opcode>7)this.controlMessage(t,e);else{if(this._compressed)return this._state=5,void this.decompress(t,e);t.length&&(this._messageLength=this._totalPayloadLength,this._fragments.push(t)),this.dataMessage(e)}}decompress(e,t){this._extensions[ye.extensionName].decompress(e,this._fin,((e,s)=>{if(e)return t(e);if(s.length){if(this._messageLength+=s.length,this._messageLength>this._maxPayload&&this._maxPayload>0){const e=this.createError(RangeError,"Max payload size exceeded",!1,1009,"WS_ERR_UNSUPPORTED_MESSAGE_LENGTH");return void t(e)}this._fragments.push(s)}this.dataMessage(t),0===this._state&&this.startLoop(t)}))}dataMessage(e){if(!this._fin)return void(this._state=0);const t=this._messageLength,s=this._fragments;if(this._totalPayloadLength=0,this._messageLength=0,this._fragmented=0,this._fragments=[],2===this._opcode){let r;r="nodebuffer"===this._binaryType?we(s,t):"arraybuffer"===this._binaryType?ke(we(s,t)):"blob"===this._binaryType?new Blob(s):s,this._allowSynchronousEvents?(this.emit("message",r,!0),this._state=0):(this._state=6,setImmediate((()=>{this.emit("message",r,!0),this._state=0,this.startLoop(e)})))}else{const r=we(s,t);if(!this._skipUTF8Validation&&!Te(r)){const t=this.createError(Error,"invalid UTF-8 sequence",!0,1007,"WS_ERR_INVALID_UTF8");return void e(t)}5===this._state||this._allowSynchronousEvents?(this.emit("message",r,!1),this._state=0):(this._state=6,setImmediate((()=>{this.emit("message",r,!1),this._state=0,this.startLoop(e)})))}}controlMessage(e,t){if(8!==this._opcode)this._allowSynchronousEvents?(this.emit(9===this._opcode?"ping":"pong",e),this._state=0):(this._state=6,setImmediate((()=>{this.emit(9===this._opcode?"ping":"pong",e),this._state=0,this.startLoop(t)})));else{if(0===e.length)this._loop=!1,this.emit("conclude",1005,ge),this.end();else{const s=e.readUInt16BE(0);if(!Ce(s)){const e=this.createError(RangeError,`invalid status code ${s}`,!0,1002,"WS_ERR_INVALID_CLOSE_CODE");return void t(e)}const r=new Oe(e.buffer,e.byteOffset+2,e.length-2);if(!this._skipUTF8Validation&&!Te(r)){const e=this.createError(Error,"invalid UTF-8 sequence",!0,1007,"WS_ERR_INVALID_UTF8");return void t(e)}this._loop=!1,this.emit("conclude",s,r),this.end()}this._state=0}}createError(e,t,s,r,i){this._loop=!1,this._errored=!0;const o=new e(s?`Invalid WebSocket frame: ${t}`:t);return Error.captureStackTrace(o,this.createError),o.code=i,o[Se]=r,o}};e.getDefaultExportFromCjs(Ne);const{randomFillSync:Le}=g.default,Pe=ce,{EMPTY_BUFFER:Be,kWebSocket:Re,NOOP:Ue}=P,{isBlob:Ie,isValidStatusCode:De}=me,{mask:We,toBuffer:Fe}=z,Me=Symbol("kByteLength"),je=Buffer.alloc(4),Ae=8192;let qe,$e=Ae;class Ge{constructor(e,t,s){this._extensions=t||{},s&&(this._generateMask=s,this._maskBuffer=Buffer.alloc(4)),this._socket=e,this._firstFragment=!0,this._compress=!1,this._bufferedBytes=0,this._queue=[],this._state=0,this.onerror=Ue,this[Re]=void 0}static frame(e,t){let s,r,i=!1,o=2,n=!1;t.mask&&(s=t.maskBuffer||je,t.generateMask?t.generateMask(s):($e===Ae&&(void 0===qe&&(qe=Buffer.alloc(Ae)),Le(qe,0,Ae),$e=0),s[0]=qe[$e++],s[1]=qe[$e++],s[2]=qe[$e++],s[3]=qe[$e++]),n=!(s[0]|s[1]|s[2]|s[3]),o=6),"string"==typeof e?r=t.mask&&!n||void 0===t[Me]?(e=Buffer.from(e)).length:t[Me]:(r=e.length,i=t.mask&&t.readOnly&&!n);let a=r;r>=65536?(o+=8,a=127):r>125&&(o+=2,a=126);const c=Buffer.allocUnsafe(i?r+o:o);return c[0]=t.fin?128|t.opcode:t.opcode,t.rsv1&&(c[0]|=64),c[1]=a,126===a?c.writeUInt16BE(r,2):127===a&&(c[2]=c[3]=0,c.writeUIntBE(r,4,6)),t.mask?(c[1]|=128,c[o-4]=s[0],c[o-3]=s[1],c[o-2]=s[2],c[o-1]=s[3],n?[c,e]:i?(We(e,s,c,o,r),[c]):(We(e,s,e,0,r),[c,e])):[c,e]}close(e,t,s,r){let i;if(void 0===e)i=Be;else{if("number"!=typeof e||!De(e))throw new TypeError("First argument must be a valid error code number");if(void 0!==t&&t.length){const s=Buffer.byteLength(t);if(s>123)throw new RangeError("The message must not be greater than 123 bytes");i=Buffer.allocUnsafe(2+s),i.writeUInt16BE(e,0),"string"==typeof t?i.write(t,2):i.set(t,2)}else i=Buffer.allocUnsafe(2),i.writeUInt16BE(e,0)}const o={[Me]:i.length,fin:!0,generateMask:this._generateMask,mask:s,maskBuffer:this._maskBuffer,opcode:8,readOnly:!1,rsv1:!1};0!==this._state?this.enqueue([this.dispatch,i,!1,o,r]):this.sendFrame(Ge.frame(i,o),r)}ping(e,t,s){let r,i;if("string"==typeof e?(r=Buffer.byteLength(e),i=!1):Ie(e)?(r=e.size,i=!1):(r=(e=Fe(e)).length,i=Fe.readOnly),r>125)throw new RangeError("The data size must not be greater than 125 bytes");const o={[Me]:r,fin:!0,generateMask:this._generateMask,mask:t,maskBuffer:this._maskBuffer,opcode:9,readOnly:i,rsv1:!1};Ie(e)?0!==this._state?this.enqueue([this.getBlobData,e,!1,o,s]):this.getBlobData(e,!1,o,s):0!==this._state?this.enqueue([this.dispatch,e,!1,o,s]):this.sendFrame(Ge.frame(e,o),s)}pong(e,t,s){let r,i;if("string"==typeof e?(r=Buffer.byteLength(e),i=!1):Ie(e)?(r=e.size,i=!1):(r=(e=Fe(e)).length,i=Fe.readOnly),r>125)throw new RangeError("The data size must not be greater than 125 bytes");const o={[Me]:r,fin:!0,generateMask:this._generateMask,mask:t,maskBuffer:this._maskBuffer,opcode:10,readOnly:i,rsv1:!1};Ie(e)?0!==this._state?this.enqueue([this.getBlobData,e,!1,o,s]):this.getBlobData(e,!1,o,s):0!==this._state?this.enqueue([this.dispatch,e,!1,o,s]):this.sendFrame(Ge.frame(e,o),s)}send(e,t,s){const r=this._extensions[Pe.extensionName];let i,o,n=t.binary?2:1,a=t.compress;"string"==typeof e?(i=Buffer.byteLength(e),o=!1):Ie(e)?(i=e.size,o=!1):(i=(e=Fe(e)).length,o=Fe.readOnly),this._firstFragment?(this._firstFragment=!1,a&&r&&r.params[r._isServer?"server_no_context_takeover":"client_no_context_takeover"]&&(a=i>=r._threshold),this._compress=a):(a=!1,n=0),t.fin&&(this._firstFragment=!0);const c={[Me]:i,fin:t.fin,generateMask:this._generateMask,mask:t.mask,maskBuffer:this._maskBuffer,opcode:n,readOnly:o,rsv1:a};Ie(e)?0!==this._state?this.enqueue([this.getBlobData,e,this._compress,c,s]):this.getBlobData(e,this._compress,c,s):0!==this._state?this.enqueue([this.dispatch,e,this._compress,c,s]):this.dispatch(e,this._compress,c,s)}getBlobData(e,t,s,r){this._bufferedBytes+=s[Me],this._state=2,e.arrayBuffer().then((e=>{if(this._socket.destroyed){const e=new Error("The socket was closed while the blob was being read");return void process.nextTick(ze,this,e,r)}this._bufferedBytes-=s[Me];const i=Fe(e);t?this.dispatch(i,t,s,r):(this._state=0,this.sendFrame(Ge.frame(i,s),r),this.dequeue())})).catch((e=>{process.nextTick(He,this,e,r)}))}dispatch(e,t,s,r){if(!t)return void this.sendFrame(Ge.frame(e,s),r);const i=this._extensions[Pe.extensionName];this._bufferedBytes+=s[Me],this._state=1,i.compress(e,s.fin,((e,t)=>{if(this._socket.destroyed){ze(this,new Error("The socket was closed while 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0===t.data?null:t.data}get data(){return this[Ze]}}Object.defineProperty(at.prototype,"data",{enumerable:!0});const ct={addEventListener(e,t,s={}){for(const r of this.listeners(e))if(!s[Ye]&&r[Xe]===t&&!r[Ye])return;let r;if("message"===e)r=function(e,s){const r=new at("message",{data:s?e:e.toString()});r[tt]=this,lt(t,this,r)};else if("close"===e)r=function(e,s){const r=new ot("close",{code:e,reason:s.toString(),wasClean:this._closeFrameReceived&&this._closeFrameSent});r[tt]=this,lt(t,this,r)};else if("error"===e)r=function(e){const s=new nt("error",{error:e,message:e.message});s[tt]=this,lt(t,this,s)};else{if("open"!==e)return;r=function(){const e=new it("open");e[tt]=this,lt(t,this,e)}}r[Ye]=!!s[Ye],r[Xe]=t,s.once?this.once(e,r):this.on(e,r)},removeEventListener(e,t){for(const s of this.listeners(e))if(s[Xe]===t&&!s[Ye]){this.removeListener(e,s);break}}};var ht={CloseEvent:ot,ErrorEvent:nt,Event:it,EventTarget:ct,MessageEvent:at};function lt(e,t,s){"object"==typeof e&&e.handleEvent?e.handleEvent.call(e,s):e.call(t,s)}e.getDefaultExportFromCjs(ht);const{tokenChars:dt}=me;function ft(e,t,s){void 0===e[t]?e[t]=[s]:e[t].push(s)}var ut={format:function(e){return Object.keys(e).map((t=>{let s=e[t];return Array.isArray(s)||(s=[s]),s.map((e=>[t].concat(Object.keys(e).map((t=>{let s=e[t];return Array.isArray(s)||(s=[s]),s.map((e=>!0===e?t:`${t}=${e}`)).join("; ")}))).join("; "))).join(", ")})).join(", ")},parse:function(e){const t=Object.create(null);let s,r,i=Object.create(null),o=!1,n=!1,a=!1,c=-1,h=-1,l=-1,d=0;for(;d<e.length;d++)if(h=e.charCodeAt(d),void 0===s)if(-1===l&&1===dt[h])-1===c&&(c=d);else if(0===d||32!==h&&9!==h){if(59!==h&&44!==h)throw new SyntaxError(`Unexpected character at index ${d}`);{if(-1===c)throw new SyntaxError(`Unexpected character at index ${d}`);-1===l&&(l=d);const r=e.slice(c,l);44===h?(ft(t,r,i),i=Object.create(null)):s=r,c=l=-1}}else-1===l&&-1!==c&&(l=d);else if(void 0===r)if(-1===l&&1===dt[h])-1===c&&(c=d);else if(32===h||9===h)-1===l&&-1!==c&&(l=d);else if(59===h||44===h){if(-1===c)throw new SyntaxError(`Unexpected character at index ${d}`);-1===l&&(l=d),ft(i,e.slice(c,l),!0),44===h&&(ft(t,s,i),i=Object.create(null),s=void 0),c=l=-1}else{if(61!==h||-1===c||-1!==l)throw new SyntaxError(`Unexpected character at index ${d}`);r=e.slice(c,d),c=l=-1}else if(n){if(1!==dt[h])throw new SyntaxError(`Unexpected character at index ${d}`);-1===c?c=d:o||(o=!0),n=!1}else if(a)if(1===dt[h])-1===c&&(c=d);else if(34===h&&-1!==c)a=!1,l=d;else{if(92!==h)throw new SyntaxError(`Unexpected character at index ${d}`);n=!0}else if(34===h&&61===e.charCodeAt(d-1))a=!0;else if(-1===l&&1===dt[h])-1===c&&(c=d);else if(-1===c||32!==h&&9!==h){if(59!==h&&44!==h)throw new SyntaxError(`Unexpected character at index ${d}`);{if(-1===c)throw new SyntaxError(`Unexpected character at index ${d}`);-1===l&&(l=d);let n=e.slice(c,l);o&&(n=n.replace(/\\/g,""),o=!1),ft(i,r,n),44===h&&(ft(t,s,i),i=Object.create(null),s=void 0),r=void 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_t{constructor(e,t,s){super(),this._binaryType=Ct[0],this._closeCode=1006,this._closeFrameReceived=!1,this._closeFrameSent=!1,this._closeMessage=Tt,this._closeTimer=null,this._errorEmitted=!1,this._extensions={},this._paused=!1,this._protocol="",this._readyState=$t.CONNECTING,this._receiver=null,this._sender=null,this._socket=null,null!==e?(this._bufferedAmount=0,this._isServer=!1,this._redirects=0,void 0===t?t=[]:Array.isArray(t)||("object"==typeof t&&null!==t?(s=t,t=[]):t=[t]),Vt(this,e,t,s)):(this._autoPong=s.autoPong,this._isServer=!0)}get binaryType(){return this._binaryType}set binaryType(e){Ct.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 isPaused(){return this._paused}get onclose(){return null}get onerror(){return null}get onopen(){return null}get 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this.listeners(e))if(t[Nt])return t[Lt];return null},set(t){for(const t of this.listeners(e))if(t[Nt]){this.removeListener(e,t);break}"function"==typeof t&&this.addEventListener(e,t,{[Nt]:!0})}})})),$t.prototype.addEventListener=Ut,$t.prototype.removeEventListener=It;var Gt=$t;function Vt(e,t,s,r){const i={allowSynchronousEvents:!0,autoPong:!0,protocolVersion:jt[1],maxPayload:104857600,skipUTF8Validation:!1,perMessageDeflate:!0,followRedirects:!1,maxRedirects:10,...r,socketPath:void 0,hostname:void 0,protocol:void 0,timeout:void 0,method:"GET",host:void 0,path:void 0,port:void 0};if(e._autoPong=i.autoPong,!jt.includes(i.protocolVersion))throw new RangeError(`Unsupported protocol version: ${i.protocolVersion} (supported versions: ${jt.join(", ")})`);let o;if(t instanceof St)o=t;else try{o=new St(t)}catch(e){throw new SyntaxError(`Invalid URL: ${t}`)}"http:"===o.protocol?o.protocol="ws:":"https:"===o.protocol&&(o.protocol="wss:"),e._url=o.href;const n="wss:"===o.protocol,a="ws+unix:"===o.protocol;let c;if("ws:"===o.protocol||n||a?a&&!o.pathname?c="The URL's pathname is empty":o.hash&&(c="The URL contains a fragment identifier"):c='The URL\'s protocol must be one of "ws:", "wss:", "http:", "https", or "ws+unix:"',c){const t=new SyntaxError(c);if(0===e._redirects)throw t;return void zt(e,t)}const h=n?443:80,l=bt(16).toString("base64"),d=n?pt.request:mt.request,f=new Set;let u,_;if(i.createConnection=i.createConnection||(n?Yt:Ht),i.defaultPort=i.defaultPort||h,i.port=o.port||h,i.host=o.hostname.startsWith("[")?o.hostname.slice(1,-1):o.hostname,i.headers={...i.headers,"Sec-WebSocket-Version":i.protocolVersion,"Sec-WebSocket-Key":l,Connection:"Upgrade",Upgrade:"websocket"},i.path=o.pathname+o.search,i.timeout=i.handshakeTimeout,i.perMessageDeflate&&(u=new Et(!0!==i.perMessageDeflate?i.perMessageDeflate:{},!1,i.maxPayload),i.headers["Sec-WebSocket-Extensions"]=Dt({[Et.extensionName]:u.offer()})),s.length){for(const e of s){if("string"!=typeof e||!qt.test(e)||f.has(e))throw new SyntaxError("An invalid or duplicated subprotocol was specified");f.add(e)}i.headers["Sec-WebSocket-Protocol"]=s.join(",")}if(i.origin&&(i.protocolVersion<13?i.headers["Sec-WebSocket-Origin"]=i.origin:i.headers.Origin=i.origin),(o.username||o.password)&&(i.auth=`${o.username}:${o.password}`),a){const e=i.path.split(":");i.socketPath=e[0],i.path=e[1]}if(i.followRedirects){if(0===e._redirects){e._originalIpc=a,e._originalSecure=n,e._originalHostOrSocketPath=a?i.socketPath:o.host;const t=r&&r.headers;if(r={...r,headers:{}},t)for(const[e,s]of Object.entries(t))r.headers[e.toLowerCase()]=s}else if(0===e.listenerCount("redirect")){const t=a?!!e._originalIpc&&i.socketPath===e._originalHostOrSocketPath:!e._originalIpc&&o.host===e._originalHostOrSocketPath;(!t||e._originalSecure&&!n)&&(delete i.headers.authorization,delete i.headers.cookie,t||delete i.headers.host,i.auth=void 0)}i.auth&&!r.headers.authorization&&(r.headers.authorization="Basic "+Buffer.from(i.auth).toString("base64")),_=e._req=d(i),e._redirects&&e.emit("redirect",e.url,_)}else _=e._req=d(i);i.timeout&&_.on("timeout",(()=>{Xt(e,_,"Opening handshake has timed out")})),_.on("error",(t=>{null===_||_[Mt]||(_=e._req=null,zt(e,t))})),_.on("response",(o=>{const n=o.headers.location,a=o.statusCode;if(n&&i.followRedirects&&a>=300&&a<400){if(++e._redirects>i.maxRedirects)return void Xt(e,_,"Maximum redirects exceeded");let o;_.abort();try{o=new St(n,t)}catch(t){const s=new SyntaxError(`Invalid URL: ${n}`);return void zt(e,s)}Vt(e,o,s,r)}else e.emit("unexpected-response",_,o)||Xt(e,_,`Unexpected server response: ${o.statusCode}`)})),_.on("upgrade",((t,s,r)=>{if(e.emit("upgrade",t),e.readyState!==$t.CONNECTING)return;_=e._req=null;const o=t.headers.upgrade;if(void 0===o||"websocket"!==o.toLowerCase())return void Xt(e,s,"Invalid Upgrade header");const n=gt("sha1").update(l+Ot).digest("base64");if(t.headers["sec-websocket-accept"]!==n)return void Xt(e,s,"Invalid Sec-WebSocket-Accept header");const a=t.headers["sec-websocket-protocol"];let c;if(void 0!==a?f.size?f.has(a)||(c="Server sent an invalid subprotocol"):c="Server sent a subprotocol but none was requested":f.size&&(c="Server sent no subprotocol"),c)return void Xt(e,s,c);a&&(e._protocol=a);const h=t.headers["sec-websocket-extensions"];if(void 0!==h){if(!u){return void Xt(e,s,"Server sent a Sec-WebSocket-Extensions header but no extension was requested")}let t;try{t=Wt(h)}catch(t){return void Xt(e,s,"Invalid Sec-WebSocket-Extensions header")}const r=Object.keys(t);if(1!==r.length||r[0]!==Et.extensionName){return void Xt(e,s,"Server indicated an extension that was not requested")}try{u.accept(t[Et.extensionName])}catch(t){return void Xt(e,s,"Invalid Sec-WebSocket-Extensions header")}e._extensions[Et.extensionName]=u}e.setSocket(s,r,{allowSynchronousEvents:i.allowSynchronousEvents,generateMask:i.generateMask,maxPayload:i.maxPayload,skipUTF8Validation:i.skipUTF8Validation})})),i.finishRequest?i.finishRequest(_,e):_.end()}function zt(e,t){e._readyState=$t.CLOSING,e._errorEmitted=!0,e.emit("error",t),e.emitClose()}function Ht(e){return e.path=e.socketPath,vt.connect(e)}function Yt(e){return e.path=void 0,e.servername||""===e.servername||(e.servername=vt.isIP(e.host)?"":e.host),yt.connect(e)}function Xt(e,t,s){e._readyState=$t.CLOSING;const r=new Error(s);Error.captureStackTrace(r,Xt),t.setHeader?(t[Mt]=!0,t.abort(),t.socket&&!t.socket.destroyed&&t.socket.destroy(),process.nextTick(zt,e,r)):(t.destroy(r),t.once("error",e.emit.bind(e,"error")),t.once("close",e.emitClose.bind(e)))}function Kt(e,t,s){if(t){const s=xt(t)?t.size:Ft(t).length;e._socket?e._sender._bufferedBytes+=s:e._bufferedAmount+=s}if(s){const t=new Error(`WebSocket is not open: readyState 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ns(e){e._closeTimer=setTimeout(e._socket.destroy.bind(e._socket),3e4)}function as(){const e=this[Bt];let t;this.removeListener("close",as),this.removeListener("data",cs),this.removeListener("end",hs),e._readyState=$t.CLOSING,this._readableState.endEmitted||e._closeFrameReceived||e._receiver._writableState.errorEmitted||null===(t=e._socket.read())||e._receiver.write(t),e._receiver.end(),this[Bt]=void 0,clearTimeout(e._closeTimer),e._receiver._writableState.finished||e._receiver._writableState.errorEmitted?e.emitClose():(e._receiver.on("error",es),e._receiver.on("finish",es))}function cs(e){this[Bt]._receiver.write(e)||this.pause()}function hs(){const e=this[Bt];e._readyState=$t.CLOSING,e._receiver.end(),this.end()}function ls(){const e=this[Bt];this.removeListener("error",ls),this.on("error",Rt),e&&(e._readyState=$t.CLOSING,this.destroy())}e.getDefaultExportFromCjs(Gt);const{Duplex:ds}=S.default;function fs(e){e.emit("close")}function us(){!this.destroyed&&this._writableState.finished&&this.destroy()}function _s(e){this.removeListener("error",_s),this.destroy(),0===this.listenerCount("error")&&this.emit("error",e)}var ps=function(e,t){let s=!0;const r=new ds({...t,autoDestroy:!1,emitClose:!1,objectMode:!1,writableObjectMode:!1});return e.on("message",(function(t,s){const i=!s&&r._readableState.objectMode?t.toString():t;r.push(i)||e.pause()})),e.once("error",(function(e){r.destroyed||(s=!1,r.destroy(e))})),e.once("close",(function(){r.destroyed||r.push(null)})),r._destroy=function(t,i){if(e.readyState===e.CLOSED)return i(t),void process.nextTick(fs,r);let o=!1;e.once("error",(function(e){o=!0,i(e)})),e.once("close",(function(){o||i(t),process.nextTick(fs,r)})),s&&e.terminate()},r._final=function(t){e.readyState!==e.CONNECTING?null!==e._socket&&(e._socket._writableState.finished?(t(),r._readableState.endEmitted&&r.destroy()):(e._socket.once("finish",(function(){t()})),e.close())):e.once("open",(function(){r._final(t)}))},r._read=function(){e.isPaused&&e.resume()},r._write=function(t,s,i){e.readyState!==e.CONNECTING?e.send(t,i):e.once("open",(function(){r._write(t,s,i)}))},r.on("end",us),r.on("error",_s),r};e.getDefaultExportFromCjs(ps);const{tokenChars:ms}=me;var vs={parse:function(e){const t=new Set;let s=-1,r=-1,i=0;for(;i<e.length;i++){const o=e.charCodeAt(i);if(-1===r&&1===ms[o])-1===s&&(s=i);else if(0===i||32!==o&&9!==o){if(44!==o)throw new SyntaxError(`Unexpected character at index ${i}`);{if(-1===s)throw new SyntaxError(`Unexpected character at index ${i}`);-1===r&&(r=i);const o=e.slice(s,r);if(t.has(o))throw new SyntaxError(`The "${o}" subprotocol is duplicated`);t.add(o),s=r=-1}}else-1===r&&-1!==s&&(r=i)}if(-1===s||-1!==r)throw new SyntaxError("Unexpected end of input");const o=e.slice(s,i);if(t.has(o))throw new SyntaxError(`The "${o}" subprotocol is duplicated`);return t.add(o),t}};e.getDefaultExportFromCjs(vs);const ys=p.default,bs=v.default,{createHash:gs}=g.default,Ss=ut,Es=ce,ws=vs,ks=Gt,{GUID:xs,kWebSocket:Cs}=P,Ts=/^[+/0-9A-Za-z]{22}==$/;var Os=class extends ys{constructor(e,t){if(super(),null==(e={allowSynchronousEvents:!0,autoPong:!0,maxPayload:104857600,skipUTF8Validation:!1,perMessageDeflate:!1,handleProtocols:null,clientTracking:!0,verifyClient:null,noServer:!1,backlog:null,server:null,host:null,path:null,port:null,WebSocket:ks,...e}).port&&!e.server&&!e.noServer||null!=e.port&&(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(null!=e.port?(this._server=bs.createServer(((e,t)=>{const s=bs.STATUS_CODES[426];t.writeHead(426,{"Content-Length":s.length,"Content-Type":"text/plain"}),t.end(s)})),this._server.listen(e.port,e.host,e.backlog,t)):e.server&&(this._server=e.server),this._server){const e=this.emit.bind(this,"connection");this._removeListeners=function(e,t){for(const s of Object.keys(t))e.on(s,t[s]);return function(){for(const s of Object.keys(t))e.removeListener(s,t[s])}}(this._server,{listening:this.emit.bind(this,"listening"),error:this.emit.bind(this,"error"),upgrade:(t,s,r)=>{this.handleUpgrade(t,s,r,e)}})}!0===e.perMessageDeflate&&(e.perMessageDeflate={}),e.clientTracking&&(this.clients=new Set,this._shouldEmitClose=!1),this.options=e,this._state=0}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(2===this._state)return e&&this.once("close",(()=>{e(new Error("The server is not running"))})),void process.nextTick(Ns,this);if(e&&this.once("close",e),1!==this._state)if(this._state=1,this.options.noServer||this.options.server)this._server&&(this._removeListeners(),this._removeListeners=this._server=null),this.clients&&this.clients.size?this._shouldEmitClose=!0:process.nextTick(Ns,this);else{const e=this._server;this._removeListeners(),this._removeListeners=this._server=null,e.close((()=>{Ns(this)}))}}shouldHandle(e){if(this.options.path){const t=e.url.indexOf("?");if((-1!==t?e.url.slice(0,t):e.url)!==this.options.path)return!1}return!0}handleUpgrade(e,t,s,r){t.on("error",Ls);const i=e.headers["sec-websocket-key"],o=e.headers.upgrade,n=+e.headers["sec-websocket-version"];if("GET"!==e.method){return void Bs(this,e,t,405,"Invalid HTTP method")}if(void 0===o||"websocket"!==o.toLowerCase()){return void Bs(this,e,t,400,"Invalid Upgrade header")}if(void 0===i||!Ts.test(i)){return void Bs(this,e,t,400,"Missing or invalid Sec-WebSocket-Key header")}if(8!==n&&13!==n){return void Bs(this,e,t,400,"Missing or invalid Sec-WebSocket-Version header")}if(!this.shouldHandle(e))return void Ps(t,400);const a=e.headers["sec-websocket-protocol"];let c=new Set;if(void 0!==a)try{c=ws.parse(a)}catch(s){return void Bs(this,e,t,400,"Invalid Sec-WebSocket-Protocol header")}const h=e.headers["sec-websocket-extensions"],l={};if(this.options.perMessageDeflate&&void 0!==h){const s=new Es(this.options.perMessageDeflate,!0,this.options.maxPayload);try{const e=Ss.parse(h);e[Es.extensionName]&&(s.accept(e[Es.extensionName]),l[Es.extensionName]=s)}catch(s){return void Bs(this,e,t,400,"Invalid or unacceptable Sec-WebSocket-Extensions header")}}if(this.options.verifyClient){const o={origin:e.headers[""+(8===n?"sec-websocket-origin":"origin")],secure:!(!e.socket.authorized&&!e.socket.encrypted),req:e};if(2===this.options.verifyClient.length)return void this.options.verifyClient(o,((o,n,a,h)=>{if(!o)return Ps(t,n||401,a,h);this.completeUpgrade(l,i,c,e,t,s,r)}));if(!this.options.verifyClient(o))return Ps(t,401)}this.completeUpgrade(l,i,c,e,t,s,r)}completeUpgrade(e,t,s,r,i,o,n){if(!i.readable||!i.writable)return i.destroy();if(i[Cs])throw new Error("server.handleUpgrade() was called more than once with the same socket, possibly due to a misconfiguration");if(this._state>0)return Ps(i,503);const a=["HTTP/1.1 101 Switching Protocols","Upgrade: websocket","Connection: Upgrade",`Sec-WebSocket-Accept: ${gs("sha1").update(t+xs).digest("base64")}`],c=new this.options.WebSocket(null,void 0,this.options);if(s.size){const e=this.options.handleProtocols?this.options.handleProtocols(s,r):s.values().next().value;e&&(a.push(`Sec-WebSocket-Protocol: ${e}`),c._protocol=e)}if(e[Es.extensionName]){const t=e[Es.extensionName].params,s=Ss.format({[Es.extensionName]:[t]});a.push(`Sec-WebSocket-Extensions: ${s}`),c._extensions=e}this.emit("headers",a,r),i.write(a.concat("\r\n").join("\r\n")),i.removeListener("error",Ls),c.setSocket(i,o,{allowSynchronousEvents:this.options.allowSynchronousEvents,maxPayload:this.options.maxPayload,skipUTF8Validation:this.options.skipUTF8Validation}),this.clients&&(this.clients.add(c),c.on("close",(()=>{this.clients.delete(c),this._shouldEmitClose&&!this.clients.size&&process.nextTick(Ns,this)}))),n(c,r)}};function Ns(e){e._state=2,e.emit("close")}function Ls(){this.destroy()}function Ps(e,t,s,r){s=s||bs.STATUS_C