smol

"use strict";var S=(t,e)=>()=>(e||t((e={exports:{}}).exports,e),e.exports);var O=S((cr,$e)=>{"use strict";var qe=["nodebuffer","arraybuffer","fragments"],Ge=typeof Blob<"u";Ge&&qe.push("blob");$e.exports={BINARY_TYPES:qe,EMPTY_BUFFER:Buffer.alloc(0),GUID:"258EAFA5-E914-47DA-95CA-C5AB0DC85B11",hasBlob:Ge,kForOnEventAttribute:Symbol("kIsForOnEventAttribute"),kListener:Symbol("kListener"),kStatusCode:Symbol("status-code"),kWebSocket:Symbol("websocket"),NOOP:()=>{}}});var z=S((ur,te)=>{"use strict";var{EMPTY_BUFFER:zt}=O(),ge=Buffer[Symbol.species];function Ht(t,e){if(t.length===0)return zt;if(t.length===1)return t[0];let s=Buffer.allocUnsafe(e),r=0;for(let i=0;i<t.length;i++){let n=t[i];s.set(n,r),r+=n.length}return r<e?new ge(s.buffer,s.byteOffset,r):s}function je(t,e,s,r,i){for(let n=0;n<i;n++)s[r+n]=t[n]^e[n&3]}function Ve(t,e){for(let s=0;s<t.length;s++)t[s]^=e[s&3]}function Yt(t){return t.length===t.buffer.byteLength?t.buffer:t.buffer.slice(t.byteOffset,t.byteOffset+t.length)}function ye(t){if(ye.readOnly=!0,Buffer.isBuffer(t))return t;let e;return t instanceof ArrayBuffer?e=new ge(t):ArrayBuffer.isView(t)?e=new ge(t.buffer,t.byteOffset,t.byteLength):(e=Buffer.from(t),ye.readOnly=!1),e}te.exports={concat:Ht,mask:je,toArrayBuffer:Yt,toBuffer:ye,unmask:Ve};if(!process.env.WS_NO_BUFFER_UTIL)try{let t=require("bufferutil");te.exports.mask=function(e,s,r,i,n){n<48?je(e,s,r,i,n):t.mask(e,s,r,i,n)},te.exports.unmask=function(e,s){e.length<32?Ve(e,s):t.unmask(e,s)}}catch{}});var Ye=S((dr,He)=>{"use strict";var ze=Symbol("kDone"),Se=Symbol("kRun"),xe=class{constructor(e){this[ze]=()=>{this.pending--,this[Se]()},this.concurrency=e||1/0,this.jobs=[],this.pending=0}add(e){this.jobs.push(e),this[Se]()}[Se](){if(this.pending!==this.concurrency&&this.jobs.length){let e=this.jobs.shift();this.pending++,e(this[ze])}}};He.exports=xe});var K=S((_r,Qe)=>{"use strict";var H=require("zlib"),Ke=z(),Kt=Ye(),{kStatusCode:Xe}=O(),Xt=Buffer[Symbol.species],Zt=Buffer.from([0,0,255,255]),ie=Symbol("permessage-deflate"),k=Symbol("total-length"),Y=Symbol("callback"),N=Symbol("buffers"),re=Symbol("error"),se,Ee=class{constructor(e,s,r){if(this._maxPayload=r|0,this._options=e||{},this._threshold=this._options.threshold!==void 0?this._options.threshold:1024,this._isServer=!!s,this._deflate=null,this._inflate=null,this.params=null,!se){let i=this._options.concurrencyLimit!==void 0?this._options.concurrencyLimit:10;se=new Kt(i)}}static get extensionName(){return"permessage-deflate"}offer(){let e={};return this._options.serverNoContextTakeover&&(e.server_no_context_takeover=!0),this._options.clientNoContextTakeover&&(e.client_no_context_takeover=!0),this._options.serverMaxWindowBits&&(e.server_max_window_bits=this._options.serverMaxWindowBits),this._options.clientMaxWindowBits?e.client_max_window_bits=this._options.clientMaxWindowBits:this._options.clientMaxWindowBits==null&&(e.client_max_window_bits=!0),e}accept(e){return e=this.normalizeParams(e),this.params=this._isServer?this.acceptAsServer(e):this.acceptAsClient(e),this.params}cleanup(){if(this._inflate&&(this._inflate.close(),this._inflate=null),this._deflate){let e=this._deflate[Y];this._deflate.close(),this._deflate=null,e&&e(new Error("The deflate stream was closed while data was being processed"))}}acceptAsServer(e){let s=this._options,r=e.find(i=>!(s.serverNoContextTakeover===!1&&i.server_no_context_takeover||i.server_max_window_bits&&(s.serverMaxWindowBits===!1||typeof s.serverMaxWindowBits=="number"&&s.serverMaxWindowBits>i.server_max_window_bits)||typeof s.clientMaxWindowBits=="number"&&!i.client_max_window_bits));if(!r)throw new Error("None of the extension offers can be accepted");return s.serverNoContextTakeover&&(r.server_no_context_takeover=!0),s.clientNoContextTakeover&&(r.client_no_context_takeover=!0),typeof s.serverMaxWindowBits=="number"&&(r.server_max_window_bits=s.serverMaxWindowBits),typeof s.clientMaxWindowBits=="number"?r.client_max_window_bits=s.clientMaxWindowBits:(r.client_max_window_bits===!0||s.clientMaxWindowBits===!1)&&delete r.client_max_window_bits,r}acceptAsClient(e){let s=e[0];if(this._options.clientNoContextTakeover===!1&&s.client_no_context_takeover)throw new Error('Unexpected parameter "client_no_context_takeover"');if(!s.client_max_window_bits)typeof this._options.clientMaxWindowBits=="number"&&(s.client_max_window_bits=this._options.clientMaxWindowBits);else if(this._options.clientMaxWindowBits===!1||typeof this._options.clientMaxWindowBits=="number"&&s.client_max_window_bits>this._options.clientMaxWindowBits)throw new Error('Unexpected or invalid parameter "client_max_window_bits"');return s}normalizeParams(e){return e.forEach(s=>{Object.keys(s).forEach(r=>{let i=s[r];if(i.length>1)throw new Error(`Parameter "${r}" must have only a single value`);if(i=i[0],r==="client_max_window_bits"){if(i!==!0){let n=+i;if(!Number.isInteger(n)||n<8||n>15)throw new TypeError(`Invalid value for parameter "${r}": ${i}`);i=n}else if(!this._isServer)throw new TypeError(`Invalid value for parameter "${r}": ${i}`)}else if(r==="server_max_window_bits"){let n=+i;if(!Number.isInteger(n)||n<8||n>15)throw new TypeError(`Invalid value for parameter "${r}": ${i}`);i=n}else if(r==="client_no_context_takeover"||r==="server_no_context_takeover"){if(i!==!0)throw new TypeError(`Invalid value for parameter "${r}": ${i}`)}else throw new Error(`Unknown parameter "${r}"`);s[r]=i})}),e}decompress(e,s,r){se.add(i=>{this._decompress(e,s,(n,o)=>{i(),r(n,o)})})}compress(e,s,r){se.add(i=>{this._compress(e,s,(n,o)=>{i(),r(n,o)})})}_decompress(e,s,r){let i=this._isServer?"client":"server";if(!this._inflate){let n=`${i}_max_window_bits`,o=typeof this.params[n]!="number"?H.Z_DEFAULT_WINDOWBITS:this.params[n];this._inflate=H.createInflateRaw({...this._options.zlibInflateOptions,windowBits:o}),this._inflate[ie]=this,this._inflate[k]=0,this._inflate[N]=[],this._inflate.on("error",Jt),this._inflate.on("data",Ze)}this._inflate[Y]=r,this._inflate.write(e),s&&this._inflate.write(Zt),this._inflate.flush(()=>{let n=this._inflate[re];if(n){this._inflate.close(),this._inflate=null,r(n);return}let o=Ke.concat(this._inflate[N],this._inflate[k]);this._inflate._readableState.endEmitted?(this._inflate.close(),this._inflate=null):(this._inflate[k]=0,this._inflate[N]=[],s&&this.params[`${i}_no_context_takeover`]&&this._inflate.reset()),r(null,o)})}_compress(e,s,r){let i=this._isServer?"server":"client";if(!this._deflate){let n=`${i}_max_window_bits`,o=typeof this.params[n]!="number"?H.Z_DEFAULT_WINDOWBITS:this.params[n];this._deflate=H.createDeflateRaw({...this._options.zlibDeflateOptions,windowBits:o}),this._deflate[k]=0,this._deflate[N]=[],this._deflate.on("data",Qt)}this._deflate[Y]=r,this._deflate.write(e),this._deflate.flush(H.Z_SYNC_FLUSH,()=>{if(!this._deflate)return;let n=Ke.concat(this._deflate[N],this._deflate[k]);s&&(n=new Xt(n.buffer,n.byteOffset,n.length-4)),this._deflate[Y]=null,this._deflate[k]=0,this._deflate[N]=[],s&&this.params[`${i}_no_context_takeover`]&&this._deflate.reset(),r(null,n)})}};Qe.exports=Ee;function Qt(t){this[N].push(t),this[k]+=t.length}function Ze(t){if(this[k]+=t.length,this[ie]._maxPayload<1||this[k]<=this[ie]._maxPayload){this[N].push(t);return}this[re]=new RangeError("Max payload size exceeded"),this[re].code="WS_ERR_UNSUPPORTED_MESSAGE_LENGTH",this[re][Xe]=1009,this.removeListener("data",Ze),this.reset()}function Jt(t){this[ie]._inflate=null,t[Xe]=1007,this[Y](t)}});var W=S((pr,ne)=>{"use strict";var{isUtf8:Je}=require("buffer"),{hasBlob:es}=O(),ts=[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 ss(t){return t>=1e3&&t<=1014&&t!==1004&&t!==1005&&t!==1006||t>=3e3&&t<=4999}function ve(t){let e=t.length,s=0;for(;s<e;)if((t[s]&128)===0)s++;else if((t[s]&224)===192){if(s+1===e||(t[s+1]&192)!==128||(t[s]&254)===192)return!1;s+=2}else if((t[s]&240)===224){if(s+2>=e||(t[s+1]&192)!==128||(t[s+2]&192)!==128||t[s]===224&&(t[s+1]&224)===128||t[s]===237&&(t[s+1]&224)===160)return!1;s+=3}else if((t[s]&248)===240){if(s+3>=e||(t[s+1]&192)!==128||(t[s+2]&192)!==128||(t[s+3]&192)!==128||t[s]===240&&(t[s+1]&240)===128||t[s]===244&&t[s+1]>143||t[s]>244)return!1;s+=4}else return!1;return!0}function rs(t){return es&&typeof t=="object"&&typeof t.arrayBuffer=="function"&&typeof t.type=="string"&&typeof t.stream=="function"&&(t[Symbol.toStringTag]==="Blob"||t[Symbol.toStringTag]==="File")}ne.exports={isBlob:rs,isValidStatusCode:ss,isValidUTF8:ve,tokenChars:ts};if(Je)ne.exports.isValidUTF8=function(t){return t.length<24?ve(t):Je(t)};else if(!process.env.WS_NO_UTF_8_VALIDATE)try{let t=require("utf-8-validate");ne.exports.isValidUTF8=function(e){return e.length<32?ve(e):t(e)}}catch{}});var Te=S((mr,ot)=>{"use strict";var{Writable:is}=require("stream"),et=K(),{BINARY_TYPES:ns,EMPTY_BUFFER:tt,kStatusCode:os,kWebSocket:as}=O(),{concat:be,toArrayBuffer:ls,unmask:fs}=z(),{isValidStatusCode:hs,isValidUTF8:st}=W(),oe=Buffer[Symbol.species],E=0,rt=1,it=2,nt=3,we=4,Oe=5,ae=6,ke=class extends is{constructor(e={}){super(),this._allowSynchronousEvents=e.allowSynchronousEvents!==void 0?e.allowSynchronousEvents:!0,this._binaryType=e.binaryType||ns[0],this._extensions=e.extensions||{},this._isServer=!!e.isServer,this._maxPayload=e.maxPayload|0,this._skipUTF8Validation=!!e.skipUTF8Validation,this[as]=void 0,this._bufferedBytes=0,this._buffers=[],this._compressed=!1,this._payloadLength=0,this._mask=void 0,this._fragmented=0,this._masked=!1,this._fin=!1,this._opcode=0,this._totalPayloadLength=0,this._messageLength=0,this._fragments=[],this._errored=!1,this._loop=!1,this._state=E}_write(e,s,r){if(this._opcode===8&&this._state==E)return r();this._bufferedBytes+=e.length,this._buffers.push(e),this.startLoop(r)}consume(e){if(this._bufferedBytes-=e,e===this._buffers[0].length)return this._buffers.shift();if(e<this._buffers[0].length){let r=this._buffers[0];return this._buffers[0]=new oe(r.buffer,r.byteOffset+e,r.length-e),new oe(r.buffer,r.byteOffset,e)}let s=Buffer.allocUnsafe(e);do{let r=this._buffers[0],i=s.length-e;e>=r.length?s.set(this._buffers.shift(),i):(s.set(new Uint8Array(r.buffer,r.byteOffset,e),i),this._buffers[0]=new oe(r.buffer,r.byteOffset+e,r.length-e)),e-=r.length}while(e>0);return s}startLoop(e){this._loop=!0;do switch(this._state){case E:this.getInfo(e);break;case rt:this.getPayloadLength16(e);break;case it:this.getPayloadLength64(e);break;case nt:this.getMask();break;case we:this.getData(e);break;case Oe:case ae:this._loop=!1;return}while(this._loop);this._errored||e()}getInfo(e){if(this._bufferedBytes<2){this._loop=!1;return}let s=this.consume(2);if((s[0]&48)!==0){let i=this.createError(RangeError,"RSV2 and RSV3 must be clear",!0,1002,"WS_ERR_UNEXPECTED_RSV_2_3");e(i);return}let r=(s[0]&64)===64;if(r&&!this._extensions[et.extensionName]){let i=this.createError(RangeError,"RSV1 must be clear",!0,1002,"WS_ERR_UNEXPECTED_RSV_1");e(i);return}if(this._fin=(s[0]&128)===128,this._opcode=s[0]&15,this._payloadLength=s[1]&127,this._opcode===0){if(r){let i=this.createError(RangeError,"RSV1 must be clear",!0,1002,"WS_ERR_UNEXPECTED_RSV_1");e(i);return}if(!this._fragmented){let i=this.createError(RangeError,"invalid opcode 0",!0,1002,"WS_ERR_INVALID_OPCODE");e(i);return}this._opcode=this._fragmented}else if(this._opcode===1||this._opcode===2){if(this._fragmented){let i=this.createError(RangeError,`invalid opcode ${this._opcode}`,!0,1002,"WS_ERR_INVALID_OPCODE");e(i);return}this._compressed=r}else if(this._opcode>7&&this._opcode<11){if(!this._fin){let i=this.createError(RangeError,"FIN must be set",!0,1002,"WS_ERR_EXPECTED_FIN");e(i);return}if(r){let i=this.createError(RangeError,"RSV1 must be clear",!0,1002,"WS_ERR_UNEXPECTED_RSV_1");e(i);return}if(this._payloadLength>125||this._opcode===8&&this._payloadLength===1){let i=this.createError(RangeError,`invalid payload length ${this._payloadLength}`,!0,1002,"WS_ERR_INVALID_CONTROL_PAYLOAD_LENGTH");e(i);return}}else{let i=this.createError(RangeError,`invalid opcode ${this._opcode}`,!0,1002,"WS_ERR_INVALID_OPCODE");e(i);return}if(!this._fin&&!this._fragmented&&(this._fragmented=this._opcode),this._masked=(s[1]&128)===128,this._isServer){if(!this._masked){let i=this.createError(RangeError,"MASK must be set",!0,1002,"WS_ERR_EXPECTED_MASK");e(i);return}}else if(this._masked){let i=this.createError(RangeError,"MASK must be clear",!0,1002,"WS_ERR_UNEXPECTED_MASK");e(i);return}this._payloadLength===126?this._state=rt:this._payloadLength===127?this._state=it:this.haveLength(e)}getPayloadLength16(e){if(this._bufferedBytes<2){this._loop=!1;return}this._payloadLength=this.consume(2).readUInt16BE(0),this.haveLength(e)}getPayloadLength64(e){if(this._bufferedBytes<8){this._loop=!1;return}let s=this.consume(8),r=s.readUInt32BE(0);if(r>Math.pow(2,21)-1){let i=this.createError(RangeError,"Unsupported WebSocket frame: payload length > 2^53 - 1",!1,1009,"WS_ERR_UNSUPPORTED_DATA_PAYLOAD_LENGTH");e(i);return}this._payloadLength=r*Math.pow(2,32)+s.readUInt32BE(4),this.haveLength(e)}haveLength(e){if(this._payloadLength&&this._opcode<8&&(this._totalPayloadLength+=this._payloadLength,this._totalPayloadLength>this._maxPayload&&this._maxPayload>0)){let s=this.createError(RangeError,"Max payload size exceeded",!1,1009,"WS_ERR_UNSUPPORTED_MESSAGE_LENGTH");e(s);return}this._masked?this._state=nt:this._state=we}getMask(){if(this._bufferedBytes<4){this._loop=!1;return}this._mask=this.consume(4),this._state=we}getData(e){let s=tt;if(this._payloadLength){if(this._bufferedBytes<this._payloadLength){this._loop=!1;return}s=this.consume(this._payloadLength),this._masked&&(this._mask[0]|this._mask[1]|this._mask[2]|this._mask[3])!==0&&fs(s,this._mask)}if(this._opcode>7){this.controlMessage(s,e);return}if(this._compressed){this._state=Oe,this.decompress(s,e);return}s.length&&(this._messageLength=this._totalPayloadLength,this._fragments.push(s)),this.dataMessage(e)}decompress(e,s){this._extensions[et.extensionName].decompress(e,this._fin,(i,n)=>{if(i)return s(i);if(n.length){if(this._messageLength+=n.length,this._messageLength>this._maxPayload&&this._maxPayload>0){let o=this.createError(RangeError,"Max payload size exceeded",!1,1009,"WS_ERR_UNSUPPORTED_MESSAGE_LENGTH");s(o);return}this._fragments.push(n)}this.dataMessage(s),this._state===E&&this.startLoop(s)})}dataMessage(e){if(!this._fin){this._state=E;return}let s=this._messageLength,r=this._fragments;if(this._totalPayloadLength=0,this._messageLength=0,this._fragmented=0,this._fragments=[],this._opcode===2){let i;this._binaryType==="nodebuffer"?i=be(r,s):this._binaryType==="arraybuffer"?i=ls(be(r,s)):this._binaryType==="blob"?i=new Blob(r):i=r,this._allowSynchronousEvents?(this.emit("message",i,!0),this._state=E):(this._state=ae,setImmediate(()=>{this.emit("message",i,!0),this._state=E,this.startLoop(e)}))}else{let i=be(r,s);if(!this._skipUTF8Validation&&!st(i)){let n=this.createError(Error,"invalid UTF-8 sequence",!0,1007,"WS_ERR_INVALID_UTF8");e(n);return}this._state===Oe||this._allowSynchronousEvents?(this.emit("message",i,!1),this._state=E):(this._state=ae,setImmediate(()=>{this.emit("message",i,!1),this._state=E,this.startLoop(e)}))}}controlMessage(e,s){if(this._opcode===8){if(e.length===0)this._loop=!1,this.emit("conclude",1005,tt),this.end();else{let r=e.readUInt16BE(0);if(!hs(r)){let n=this.createError(RangeError,`invalid status code ${r}`,!0,1002,"WS_ERR_INVALID_CLOSE_CODE");s(n);return}let i=new oe(e.buffer,e.byteOffset+2,e.length-2);if(!this._skipUTF8Validation&&!st(i)){let n=this.createError(Error,"invalid UTF-8 sequence",!0,1007,"WS_ERR_INVALID_UTF8");s(n);return}this._loop=!1,this.emit("conclude",r,i),this.end()}this._state=E;return}this._allowSynchronousEvents?(this.emit(this._opcode===9?"ping":"pong",e),this._state=E):(this._state=ae,setImmediate(()=>{this.emit(this._opcode===9?"ping":"pong",e),this._state=E,this.startLoop(s)}))}createError(e,s,r,i,n){this._loop=!1,this._errored=!0;let o=new e(r?`Invalid WebSocket frame: ${s}`:s);return Error.captureStackTrace(o,this.createError),o.code=n,o[os]=i,o}};ot.exports=ke});var Ne=S((yr,ft)=>{"use strict";var{Duplex:gr}=require("stream"),{randomFillSync:cs}=require("crypto"),at=K(),{EMPTY_BUFFER:us,kWebSocket:ds,NOOP:_s}=O(),{isBlob:F,isValidStatusCode:ps}=W(),{mask:lt,toBuffer:B}=z(),v=Symbol("kByteLength"),ms=Buffer.alloc(4),le=8*1024,R,q=le,b=0,gs=1,ys=2,Ce=class t{constructor(e,s,r){this._extensions=s||{},r&&(this._generateMask=r,this._maskBuffer=Buffer.alloc(4)),this._socket=e,this._firstFragment=!0,this._compress=!1,this._bufferedBytes=0,this._queue=[],this._state=b,this.onerror=_s,this[ds]=void 0}static frame(e,s){let r,i=!1,n=2,o=!1;s.mask&&(r=s.maskBuffer||ms,s.generateMask?s.generateMask(r):(q===le&&(R===void 0&&(R=Buffer.alloc(le)),cs(R,0,le),q=0),r[0]=R[q++],r[1]=R[q++],r[2]=R[q++],r[3]=R[q++]),o=(r[0]|r[1]|r[2]|r[3])===0,n=6);let l;typeof e=="string"?(!s.mask||o)&&s[v]!==void 0?l=s[v]:(e=Buffer.from(e),l=e.length):(l=e.length,i=s.mask&&s.readOnly&&!o);let f=l;l>=65536?(n+=8,f=127):l>125&&(n+=2,f=126);let a=Buffer.allocUnsafe(i?l+n:n);return a[0]=s.fin?s.opcode|128:s.opcode,s.rsv1&&(a[0]|=64),a[1]=f,f===126?a.writeUInt16BE(l,2):f===127&&(a[2]=a[3]=0,a.writeUIntBE(l,4,6)),s.mask?(a[1]|=128,a[n-4]=r[0],a[n-3]=r[1],a[n-2]=r[2],a[n-1]=r[3],o?[a,e]:i?(lt(e,r,a,n,l),[a]):(lt(e,r,e,0,l),[a,e])):[a,e]}close(e,s,r,i){let n;if(e===void 0)n=us;else{if(typeof e!="number"||!ps(e))throw new TypeError("First argument must be a valid error code number");if(s===void 0||!s.length)n=Buffer.allocUnsafe(2),n.writeUInt16BE(e,0);else{let l=Buffer.byteLength(s);if(l>123)throw new RangeError("The message must not be greater than 123 bytes");n=Buffer.allocUnsafe(2+l),n.writeUInt16BE(e,0),typeof s=="string"?n.write(s,2):n.set(s,2)}}let o={[v]:n.length,fin:!0,generateMask:this._generateMask,mask:r,maskBuffer:this._maskBuffer,opcode:8,readOnly:!1,rsv1:!1};this._state!==b?this.enqueue([this.dispatch,n,!1,o,i]):this.sendFrame(t.frame(n,o),i)}ping(e,s,r){let i,n;if(typeof e=="string"?(i=Buffer.byteLength(e),n=!1):F(e)?(i=e.size,n=!1):(e=B(e),i=e.length,n=B.readOnly),i>125)throw new RangeError("The data size must not be greater than 125 bytes");let o={[v]:i,fin:!0,generateMask:this._generateMask,mask:s,maskBuffer:this._maskBuffer,opcode:9,readOnly:n,rsv1:!1};F(e)?this._state!==b?this.enqueue([this.getBlobData,e,!1,o,r]):this.getBlobData(e,!1,o,r):this._state!==b?this.enqueue([this.dispatch,e,!1,o,r]):this.sendFrame(t.frame(e,o),r)}pong(e,s,r){let i,n;if(typeof e=="string"?(i=Buffer.byteLength(e),n=!1):F(e)?(i=e.size,n=!1):(e=B(e),i=e.length,n=B.readOnly),i>125)throw new RangeError("The data size must not be greater than 125 bytes");let o={[v]:i,fin:!0,generateMask:this._generateMask,mask:s,maskBuffer:this._maskBuffer,opcode:10,readOnly:n,rsv1:!1};F(e)?this._state!==b?this.enqueue([this.getBlobData,e,!1,o,r]):this.getBlobData(e,!1,o,r):this._state!==b?this.enqueue([this.dispatch,e,!1,o,r]):this.sendFrame(t.frame(e,o),r)}send(e,s,r){let 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bs{constructor(e,s,r){super(),this._binaryType=xt[0],this._closeCode=1006,this._closeFrameReceived=!1,this._closeFrameSent=!1,this._closeMessage=he,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,e!==null?(this._bufferedAmount=0,this._isServer=!1,this._redirects=0,s===void 0?s=[]:Array.isArray(s)||(typeof s=="object"&&s!==null?(r=s,s=[]):s=[s]),Ot(this,e,s,r)):(this._autoPong=r.autoPong,this._isServer=!0)}get binaryType(){return this._binaryType}set binaryType(e){xt.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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A=u.headers["sec-websocket-protocol"],V;if(A!==void 0?_.size?_.has(A)||(V="Server sent an invalid subprotocol"):V="Server sent a subprotocol but none was requested":_.size&&(V="Server sent no subprotocol"),V){x(t,y,V);return}A&&(t._protocol=A);let We=u.headers["sec-websocket-extensions"];if(We!==void 0){if(!m){x(t,y,"Server sent a Sec-WebSocket-Extensions header but no extension was requested");return}let pe;try{pe=As(We)}catch{x(t,y,"Invalid Sec-WebSocket-Extensions header");return}let Fe=Object.keys(pe);if(Fe.length!==1||Fe[0]!==P.extensionName){x(t,y,"Server indicated an extension that was not requested");return}try{m.accept(pe[P.extensionName])}catch{x(t,y,"Invalid Sec-WebSocket-Extensions header");return}t._extensions[P.extensionName]=m}t.setSocket(y,M,{allowSynchronousEvents:i.allowSynchronousEvents,generateMask:i.generateMask,maxPayload:i.maxPayload,skipUTF8Validation:i.skipUTF8Validation})}),i.finishRequest?i.finishRequest(p,t):p.end()}function ce(t,e){t._readyState=d.CLOSING,t._errorEmitted=!0,t.emit("error",e),t.emitClose()}function Gs(t){return t.path=t.socketPath,vt.connect(t)}function $s(t){return t.path=void 0,!t.servername&&t.servername!==""&&(t.servername=vt.isIP(t.host)?"":t.host),ks.connect(t)}function x(t,e,s){t._readyState=d.CLOSING;let r=new Error(s);Error.captureStackTrace(r,x),e.setHeader?(e[wt]=!0,e.abort(),e.socket&&!e.socket.destroyed&&e.socket.destroy(),process.nextTick(ce,t,r)):(e.destroy(r),e.once("error",t.emit.bind(t,"error")),e.once("close",t.emitClose.bind(t)))}function De(t,e,s){if(e){let r=Ps(e)?e.size:Ws(e).length;t._socket?t._sender._bufferedBytes+=r:t._bufferedAmount+=r}if(s){let r=new Error(`WebSocket is not open: readyState ${t.readyState} (${C[t.readyState]})`);process.nextTick(s,r)}}function js(t,e){let s=this[g];s._closeFrameReceived=!0,s._closeMessage=e,s._closeCode=t,s._socket[g]!==void 0&&(s._socket.removeListener("data",ue),process.nextTick(kt,s._socket),t===1005?s.close():s.close(t,e))}function Vs(){let t=this[g];t.isPaused||t._socket.resume()}function zs(t){let e=this[g];e._socket[g]!==void 0&&(e._socket.removeListener("data",ue),process.nextTick(kt,e._socket),e.close(t[Us])),e._errorEmitted||(e._errorEmitted=!0,e.emit("error",t))}function Et(){this[g].emitClose()}function Hs(t,e){this[g].emit("message",t,e)}function Ys(t){let e=this[g];e._autoPong&&e.pong(t,!this._isServer,bt),e.emit("ping",t)}function Ks(t){this[g].emit("pong",t)}function kt(t){t.resume()}function Xs(t){let e=this[g];e.readyState!==d.CLOSED&&(e.readyState===d.OPEN&&(e._readyState=d.CLOSING,Tt(e)),this._socket.end(),e._errorEmitted||(e._errorEmitted=!0,e.emit("error",t)))}function Tt(t){t._closeTimer=setTimeout(t._socket.destroy.bind(t._socket),Fs)}function Ct(){let t=this[g];this.removeListener("close",Ct),this.removeListener("data",ue),this.removeListener("end",Lt),t._readyState=d.CLOSING;let e;!this._readableState.endEmitted&&!t._closeFrameReceived&&!t._receiver._writableState.errorEmitted&&(e=t._socket.read())!==null&&t._receiver.write(e),t._receiver.end(),this[g]=void 0,clearTimeout(t._closeTimer),t._receiver._writableState.finished||t._receiver._writableState.errorEmitted?t.emitClose():(t._receiver.on("error",Et),t._receiver.on("finish",Et))}function ue(t){this[g]._receiver.write(t)||this.pause()}function Lt(){let t=this[g];t._readyState=d.CLOSING,t._receiver.end(),this.end()}function Nt(){let t=this[g];this.removeListener("error",Nt),this.on("error",bt),t&&(t._readyState=d.CLOSING,this.destroy())}});var It=S((Or,Ut)=>{"use strict";var wr=de(),{Duplex:Zs}=require("stream");function Bt(t){t.emit("close")}function Qs(){!this.destroyed&&this._writableState.finished&&this.destroy()}function Rt(t){this.removeListener("error",Rt),this.destroy(),this.listenerCount("error")===0&&this.emit("error",t)}function Js(t,e){let s=!0,r=new Zs({...e,autoDestroy:!1,emitClose:!1,objectMode:!1,writableObjectMode:!1});return t.on("message",function(n,o){let l=!o&&r._readableState.objectMode?n.toString():n;r.push(l)||t.pause()}),t.once("error",function(n){r.destroyed||(s=!1,r.destroy(n))}),t.once("close",function(){r.destroyed||r.push(null)}),r._destroy=function(i,n){if(t.readyState===t.CLOSED){n(i),process.nextTick(Bt,r);return}let o=!1;t.once("error",function(f){o=!0,n(f)}),t.once("close",function(){o||n(i),process.nextTick(Bt,r)}),s&&t.terminate()},r._final=function(i){if(t.readyState===t.CONNECTING){t.once("open",function(){r._final(i)});return}t._socket!==null&&(t._socket._writableState.finished?(i(),r._readableState.endEmitted&&r.destroy()):(t._socket.once("finish",function(){i()}),t.close()))},r._read=function(){t.isPaused&&t.resume()},r._write=function(i,n,o){if(t.readyState===t.CONNECTING){t.once("open",function(){r._write(i,n,o)});return}t.send(i,o)},r.on("end",Qs),r.on("error",Rt),r}Ut.exports=Js});var Mt=S((kr,Dt)=>{"use strict";var{tokenChars:er}=W();function tr(t){let e=new Set,s=-1,r=-1,i=0;for(i;i<t.length;i++){let o=t.charCodeAt(i);if(r===-1&&er[o]===1)s===-1&&(s=i);else if(i!==0&&(o===32||o===9))r===-1&&s!==-1&&(r=i);else if(o===44){if(s===-1)throw new SyntaxError(`Unexpected character at index ${i}`);r===-1&&(r=i);let l=t.slice(s,r);if(e.has(l))throw new SyntaxError(`The "${l}" subprotocol is duplicated`);e.add(l),s=r=-1}else throw new SyntaxError(`Unexpected character at index ${i}`)}if(s===-1||r!==-1)throw new SyntaxError("Unexpected end of input");let n=t.slice(s,i);if(e.has(n))throw new SyntaxError(`The "${n}" subprotocol is duplicated`);return e.add(n),e}Dt.exports={parse:tr}});var jt=S((Cr,$t)=>{"use strict";var sr=require("events"),_e=require("http"),{Duplex:Tr}=require("stream"),{createHash:rr}=require("crypto"),At=Be(),I=K(),ir=Mt(),nr=de(),{GUID:or,kWebSocket:ar}=O(),lr=/^[+/0-9A-Za-z]{22}==$/,Wt=0,Ft=1,Gt=2,Me=class extends sr{constructor(e,s){if(super(),e={allowSynchronousEvents:!0,autoPong:!0,maxPayload:100*1024*1024,skipUTF8Validation:!1,perMessageDeflate:!1,handleProtocols:null,clientTracking:!0,verifyClient:null,noServer:!1,backlog:null,server:null,host:null,path:null,port:null,WebSocket:nr,...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=_e.createServer((r,i)=>{let n=_e.STATUS_CODES[426];i.writeHead(426,{"Content-Length":n.length,"Content-Type":"text/plain"}),i.end(n)}),this._server.listen(e.port,e.host,e.backlog,s)):e.server&&(this._server=e.server),this._server){let r=this.emit.bind(this,"connection");this._removeListeners=fr(this._server,{listening:this.emit.bind(this,"listening"),error:this.emit.bind(this,"error"),upgrade:(i,n,o)=>{this.handleUpgrade(i,n,o,r)}})}e.perMessageDeflate===!0&&(e.perMessageDeflate={}),e.clientTracking&&(this.clients=new Set,this._shouldEmitClose=!1),this.options=e,this._state=Wt}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(this._state===Gt){e&&this.once("close",()=>{e(new Error("The server is not running"))}),process.nextTick(J,this);return}if(e&&this.once("close",e),this._state!==Ft)if(this._state=Ft,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(J,this):process.nextTick(J,this);else{let s=this._server;this._removeListeners(),this._removeListeners=this._server=null,s.close(()=>{J(this)})}}shouldHandle(e){if(this.options.path){let s=e.url.indexOf("?");if((s!==-1?e.url.slice(0,s):e.url)!==this.options.path)return!1}return!0}handleUpgrade(e,s,r,i){s.on("error",qt);let n=e.headers["sec-websocket-key"],o=e.headers.upgrade,l=+e.headers["sec-websocket-version"];if(e.method!=="GET"){D(this,e,s,405,"Invalid HTTP method");return}if(o===void 0||o.toLowerCase()!=="websocket"){D(this,e,s,400,"Invalid Upgrade header");return}if(n===void 0||!lr.test(n)){D(this,e,s,400,"Missing or invalid Sec-WebSocket-Key header");return}if(l!==8&&l!==13){D(this,e,s,400,"Missing or invalid Sec-WebSocket-Version header");return}if(!this.shouldHandle(e)){ee(s,400);return}let f=e.headers["sec-websocket-protocol"],a=new Set;if(f!==void 0)try{a=ir.parse(f)}catch{D(this,e,s,400,"Invalid Sec-WebSocket-Protocol header");return}let h=e.headers["sec-websocket-extensions"],c={};if(this.options.perMessageDeflate&&h!==void 0){let _=new I(this.options.perMessageDeflate,!0,this.options.maxPayload);try{let m=At.parse(h);m[I.extensionName]&&(_.accept(m[I.extensionName]),c[I.extensionName]=_)}catch{D(this,e,s,400,"Invalid or unacceptable Sec-WebSocket-Extensions header");return}}if(this.options.verifyClient){let _={origin:e.headers[`${l===8?"sec-websocket-origin":"origin"}`],secure:!!(e.socket.authorized||e.socket.encrypted),req:e};if(this.options.verifyClient.length===2){this.options.verifyClient(_,(m,p,u,y)=>{if(!m)return ee(s,p||401,u,y);this.completeUpgrade(c,n,a,e,s,r,i)});return}if(!this.options.verifyClient(_))return ee(s,401)}this.completeUpgrade(c,n,a,e,s,r,i)}completeUpgrade(e,s,r,i,n,o,l){if(!n.readable||!n.writable)return n.destroy();if(n[ar])throw new Error("server.handleUpgrade() was called more than once with the same socket, possibly due to a misconfiguration");if(this._state>Wt)return ee(n,503);let a=["HTTP/1.1 101 Switching Protocols","Upgrade: websocket","Connection: Upgrade",`Sec-WebSocket-Accept: ${rr("sha1").update(s+or).digest("base64")}`],h=new this.options.WebSocket(null,void 0,this.options);if(r.size){let c=this.options.handleProtocols?this.options.handleProtocols(r,i):r.values().next().value;c&&(a.push(`Sec-WebSocket-Protocol: ${c}`),h._protocol=c)}if(e[I.extensionName]){let c=e[I.extensionName].params,_=At.format({[I.extensionName]:[c]});a.push(`Sec-WebSocket-Extensions: ${_}`),h._extensions=e}this.emit("headers",a,i),n.write(a.concat(`\r
`).join(`\r
`)),n.removeListener("error",qt),h.setSocket(n,o,{allowSynchronousEvents:this.options.allowSynchronousEvents,maxPayload:this.options.maxPayload,skipUTF8Validation:this.options.skipUTF8Validation}),this.clients&&(this.clients.add(h),h.on("close",()=>{this.clients.delete(h),this._shouldEmitClose&&!this.clients.size&&process.nextTick(J,this)})),l(h,i)}};$t.exports=Me;function fr(t,e){for(let s of Object.keys(e))t.on(s,e[s]);return function(){for(let r of Object.keys(e))t.removeListener(r,e[r])}}function J(t){t._state=Gt,t.emit("close")}function qt(){this.destroy()}function ee(t,e,s,r){s=s||_e.STATUS_CODES[e],r={Connection:"close","Content-Type":"text/html","Content-Length":Buffer.byteLength(s),...r},t.once("finish",t.destroy),t.end(`HTTP/1.1 ${e} ${_e.STATUS_CODES[e]}\r
`+Object.keys(r).map(i=>`${i}: ${r[i]}`).join(`\r
`)+`\r
\r
`+s)}function D(t,e,s,r,i){if(t.listenerCount("wsClientError")){let n=new Error(i);Error.captureStackTrace(n,D),t.emit("wsClientError",n,s,e)}else ee(s,r,i)}});var L=de();L.createWebSocketStream=It();L.Server=jt();L.Receiver=Te();L.Sender=Ne();L.WebSocket=L;L.WebSocketServer=L.Server;module.exports=L;