FM / ws

/opt/canhelp/node_modules/next/dist/compiled/ws/

/opt/canhelp/node_modules/next/dist/compiled/ws

Name	Size	Mode	Actions
index.js	45840	0644	edit dl rm
LICENSE	1083	0644	edit dl rm
package.json	114	0644	edit dl rm

Edit: /opt/canhelp/node_modules/next/dist/compiled/ws/index.js (45840B)

(()=>{var __webpack_modules__={28:(e,t,s)=>{"use strict";const r=s(335);r.createWebSocketStream=s(551);r.Server=s(597);r.Receiver=s(157);r.Sender=s(769);r.WebSocket=r;r.WebSocketServer=r.Server;e.exports=r},214:(e,t,s)=>{"use strict";const{EMPTY_BUFFER:r}=s(217);function concat(e,t){if(e.length===0)return r;if(e.length===1)return e[0];const s=Buffer.allocUnsafe(t);let n=0;for(let t=0;t<e.length;t++){const r=e[t];s.set(r,n);n+=r.length}if(n<t)return s.slice(0,n);return s}function _mask(e,t,s,r,n){for(let i=0;i<n;i++){s[r+i]=e[i]^t[i&3]}}function _unmask(e,t){for(let s=0;s<e.length;s++){e[s]^=t[s&3]}}function toArrayBuffer(e){if(e.byteLength===e.buffer.byteLength){return e.buffer}return e.buffer.slice(e.byteOffset,e.byteOffset+e.byteLength)}function toBuffer(e){toBuffer.readOnly=true;if(Buffer.isBuffer(e))return e;let t;if(e instanceof ArrayBuffer){t=Buffer.from(e)}else if(ArrayBuffer.isView(e)){t=Buffer.from(e.buffer,e.byteOffset,e.byteLength)}else{t=Buffer.from(e);toBuffer.readOnly=false}return t}try{const t=s(605);e.exports={concat:concat,mask(e,s,r,n,i){if(i<48)_mask(e,s,r,n,i);else t.mask(e,s,r,n,i)},toArrayBuffer:toArrayBuffer,toBuffer:toBuffer,unmask(e,s){if(e.length<32)_unmask(e,s);else t.unmask(e,s)}}}catch(t){e.exports={concat:concat,mask:_mask,toArrayBuffer:toArrayBuffer,toBuffer:toBuffer,unmask:_unmask}}},217:e=>{"use strict";e.exports={BINARY_TYPES:["nodebuffer","arraybuffer","fragments"],EMPTY_BUFFER:Buffer.alloc(0),GUID:"258EAFA5-E914-47DA-95CA-C5AB0DC85B11",kForOnEventAttribute:Symbol("kIsForOnEventAttribute"),kListener:Symbol("kListener"),kStatusCode:Symbol("status-code"),kWebSocket:Symbol("websocket"),NOOP:()=>{}}},874:(e,t,s)=>{"use strict";const{kForOnEventAttribute:r,kListener:n}=s(217);const i=Symbol("kCode");const o=Symbol("kData");const a=Symbol("kError");const c=Symbol("kMessage");const l=Symbol("kReason");const f=Symbol("kTarget");const h=Symbol("kType");const d=Symbol("kWasClean");class Event{constructor(e){this[f]=null;this[h]=e}get target(){return this[f]}get type(){return this[h]}}Object.defineProperty(Event.prototype,"target",{enumerable:true});Object.defineProperty(Event.prototype,"type",{enumerable:true});class CloseEvent extends Event{constructor(e,t={}){super(e);this[i]=t.code===undefined?0:t.code;this[l]=t.reason===undefined?"":t.reason;this[d]=t.wasClean===undefined?false:t.wasClean}get code(){return this[i]}get reason(){return this[l]}get wasClean(){return this[d]}}Object.defineProperty(CloseEvent.prototype,"code",{enumerable:true});Object.defineProperty(CloseEvent.prototype,"reason",{enumerable:true});Object.defineProperty(CloseEvent.prototype,"wasClean",{enumerable:true});class ErrorEvent extends Event{constructor(e,t={}){super(e);this[a]=t.error===undefined?null:t.error;this[c]=t.message===undefined?"":t.message}get error(){return this[a]}get message(){return this[c]}}Object.defineProperty(ErrorEvent.prototype,"error",{enumerable:true});Object.defineProperty(ErrorEvent.prototype,"message",{enumerable:true});class MessageEvent extends Event{constructor(e,t={}){super(e);this[o]=t.data===undefined?null:t.data}get data(){return this[o]}}Object.defineProperty(MessageEvent.prototype,"data",{enumerable:true});const u={addEventListener(e,t,s={}){let i;if(e==="message"){i=function onMessage(e,s){const r=new MessageEvent("message",{data:s?e:e.toString()});r[f]=this;t.call(this,r)}}else if(e==="close"){i=function onClose(e,s){const r=new CloseEvent("close",{code:e,reason:s.toString(),wasClean:this._closeFrameReceived&&this._closeFrameSent});r[f]=this;t.call(this,r)}}else if(e==="error"){i=function onError(e){const s=new ErrorEvent("error",{error:e,message:e.message});s[f]=this;t.call(this,s)}}else if(e==="open"){i=function onOpen(){const e=new Event("open");e[f]=this;t.call(this,e)}}else{return}i[r]=!!s[r];i[n]=t;if(s.once){this.once(e,i)}else{this.on(e,i)}},removeEventListener(e,t){for(const s of this.listeners(e)){if(s[n]===t&&!s[r]){this.removeListener(e,s);break}}}};e.exports={CloseEvent:CloseEvent,ErrorEvent:ErrorEvent,Event:Event,EventTarget:u,MessageEvent:MessageEvent}},725:(e,t,s)=>{"use strict";const{tokenChars:r}=s(848);function push(e,t,s){if(e[t]===undefined)e[t]=[s];else e[t].push(s)}function parse(e){const t=Object.create(null);let s=Object.create(null);let n=false;let i=false;let o=false;let a;let c;let l=-1;let f=-1;let h=-1;let d=0;for(;d<e.length;d++){f=e.charCodeAt(d);if(a===undefined){if(h===-1&&r[f]===1){if(l===-1)l=d}else if(d!==0&&(f===32||f===9)){if(h===-1&&l!==-1)h=d}else if(f===59||f===44){if(l===-1){throw new SyntaxError(`Unexpected character at index ${d}`)}if(h===-1)h=d;const r=e.slice(l,h);if(f===44){push(t,r,s);s=Object.create(null)}else{a=r}l=h=-1}else{throw new SyntaxError(`Unexpected character at index ${d}`)}}else if(c===undefined){if(h===-1&&r[f]===1){if(l===-1)l=d}else if(f===32||f===9){if(h===-1&&l!==-1)h=d}else if(f===59||f===44){if(l===-1){throw new SyntaxError(`Unexpected character at index ${d}`)}if(h===-1)h=d;push(s,e.slice(l,h),true);if(f===44){push(t,a,s);s=Object.create(null);a=undefined}l=h=-1}else if(f===61&&l!==-1&&h===-1){c=e.slice(l,d);l=h=-1}else{throw new SyntaxError(`Unexpected character at index ${d}`)}}else{if(i){if(r[f]!==1){throw new SyntaxError(`Unexpected character at index ${d}`)}if(l===-1)l=d;else if(!n)n=true;i=false}else if(o){if(r[f]===1){if(l===-1)l=d}else if(f===34&&l!==-1){o=false;h=d}else if(f===92){i=true}else{throw new SyntaxError(`Unexpected character at index ${d}`)}}else if(f===34&&e.charCodeAt(d-1)===61){o=true}else if(h===-1&&r[f]===1){if(l===-1)l=d}else if(l!==-1&&(f===32||f===9)){if(h===-1)h=d}else if(f===59||f===44){if(l===-1){throw new SyntaxError(`Unexpected character at index ${d}`)}if(h===-1)h=d;let r=e.slice(l,h);if(n){r=r.replace(/\\/g,"");n=false}push(s,c,r);if(f===44){push(t,a,s);s=Object.create(null);a=undefined}c=undefined;l=h=-1}else{throw new SyntaxError(`Unexpected character at index ${d}`)}}}if(l===-1||o||f===32||f===9){throw new SyntaxError("Unexpected end of input")}if(h===-1)h=d;const u=e.slice(l,h);if(a===undefined){push(t,u,s)}else{if(c===undefined){push(s,u,true)}else if(n){push(s,c,u.replace(/\\/g,""))}else{push(s,c,u)}push(t,a,s)}return t}function format(e){return Object.keys(e).map((t=>{let s=e[t];if(!Array.isArray(s))s=[s];return s.map((e=>[t].concat(Object.keys(e).map((t=>{let s=e[t];if(!Array.isArray(s))s=[s];return s.map((e=>e===true?t:`${t}=${e}`)).join("; ")}))).join("; "))).join(", ")})).join(", ")}e.exports={format:format,parse:parse}},462:e=>{"use strict";const t=Symbol("kDone");const s=Symbol("kRun");class Limiter{constructor(e){this[t]=()=>{this.pending--;this[s]()};this.concurrency=e||Infinity;this.jobs=[];this.pending=0}add(e){this.jobs.push(e);this[s]()}[s](){if(this.pending===this.concurrency)return;if(this.jobs.length){const e=this.jobs.shift();this.pending++;e(this[t])}}}e.exports=Limiter},290:(e,t,s)=>{"use strict";const r=s(796);const n=s(214);const i=s(462);const{kStatusCode:o}=s(217);const a=Buffer.from([0,0,255,255]);const c=Symbol("permessage-deflate");const l=Symbol("total-length");const f=Symbol("callback");const h=Symbol("buffers");const d=Symbol("error");let u;class PerMessageDeflate{constructor(e,t,s){this._maxPayload=s|0;this._options=e||{};this._threshold=this._options.threshold!==undefined?this._options.threshold:1024;this._isServer=!!t;this._deflate=null;this._inflate=null;this.params=null;if(!u){const e=this._options.concurrencyLimit!==undefined?this._options.concurrencyLimit:10;u=new i(e)}}static get extensionName(){return"permessage-deflate"}offer(){const e={};if(this._options.serverNoContextTakeover){e.server_no_context_takeover=true}if(this._options.clientNoContextTakeover){e.client_no_context_takeover=true}if(this._options.serverMaxWindowBits){e.server_max_window_bits=this._options.serverMaxWindowBits}if(this._options.clientMaxWindowBits){e.client_max_window_bits=this._options.clientMaxWindowBits}else if(this._options.clientMaxWindowBits==null){e.client_max_window_bits=true}return e}accept(e){e=this.normalizeParams(e);this.params=this._isServer?this.acceptAsServer(e):this.acceptAsClient(e);return this.params}cleanup(){if(this._inflate){this._inflate.close();this._inflate=null}if(this._deflate){const e=this._deflate[f];this._deflate.close();this._deflate=null;if(e){e(new Error("The deflate stream was closed while data was being processed"))}}}acceptAsServer(e){const t=this._options;const s=e.find((e=>{if(t.serverNoContextTakeover===false&&e.server_no_context_takeover||e.server_max_window_bits&&(t.serverMaxWindowBits===false||typeof t.serverMaxWindowBits==="number"&&t.serverMaxWindowBits>e.server_max_window_bits)||typeof t.clientMaxWindowBits==="number"&&!e.client_max_window_bits){return false}return true}));if(!s){throw new Error("None of the extension offers can be accepted")}if(t.serverNoContextTakeover){s.server_no_context_takeover=true}if(t.clientNoContextTakeover){s.client_no_context_takeover=true}if(typeof t.serverMaxWindowBits==="number"){s.server_max_window_bits=t.serverMaxWindowBits}if(typeof t.clientMaxWindowBits==="number"){s.client_max_window_bits=t.clientMaxWindowBits}else if(s.client_max_window_bits===true||t.clientMaxWindowBits===false){delete s.client_max_window_bits}return s}acceptAsClient(e){const t=e[0];if(this._options.clientNoContextTakeover===false&&t.client_no_context_takeover){throw new Error('Unexpected parameter "client_no_context_takeover"')}if(!t.client_max_window_bits){if(typeof this._options.clientMaxWindowBits==="number"){t.client_max_window_bits=this._options.clientMaxWindowBits}}else if(this._options.clientMaxWindowBits===false||typeof this._options.clientMaxWindowBits==="number"&&t.client_max_window_bits>this._options.clientMaxWindowBits){throw new Error('Unexpected or invalid parameter "client_max_window_bits"')}return t}normalizeParams(e){e.forEach((e=>{Object.keys(e).forEach((t=>{let s=e[t];if(s.length>1){throw new Error(`Parameter "${t}" must have only a single value`)}s=s[0];if(t==="client_max_window_bits"){if(s!==true){const e=+s;if(!Number.isInteger(e)||e<8||e>15){throw new TypeError(`Invalid value for parameter "${t}": ${s}`)}s=e}else if(!this._isServer){throw new TypeError(`Invalid value for parameter "${t}": ${s}`)}}else if(t==="server_max_window_bits"){const e=+s;if(!Number.isInteger(e)||e<8||e>15){throw new TypeError(`Invalid value for parameter "${t}": ${s}`)}s=e}else if(t==="client_no_context_takeover"||t==="server_no_context_takeover"){if(s!==true){throw new TypeError(`Invalid value for parameter "${t}": ${s}`)}}else{throw new Error(`Unknown parameter "${t}"`)}e[t]=s}))}));return e}decompress(e,t,s){u.add((r=>{this._decompress(e,t,((e,t)=>{r();s(e,t)}))}))}compress(e,t,s){u.add((r=>{this._compress(e,t,((e,t)=>{r();s(e,t)}))}))}_decompress(e,t,s){const i=this._isServer?"client":"server";if(!this._inflate){const e=`${i}_max_window_bits`;const t=typeof this.params[e]!=="number"?r.Z_DEFAULT_WINDOWBITS:this.params[e];this._inflate=r.createInflateRaw({...this._options.zlibInflateOptions,windowBits:t});this._inflate[c]=this;this._inflate[l]=0;this._inflate[h]=[];this._inflate.on("error",inflateOnError);this._inflate.on("data",inflateOnData)}this._inflate[f]=s;this._inflate.write(e);if(t)this._inflate.write(a);this._inflate.flush((()=>{const e=this._inflate[d];if(e){this._inflate.close();this._inflate=null;s(e);return}const r=n.concat(this._inflate[h],this._inflate[l]);if(this._inflate._readableState.endEmitted){this._inflate.close();this._inflate=null}else{this._inflate[l]=0;this._inflate[h]=[];if(t&&this.params[`${i}_no_context_takeover`]){this._inflate.reset()}}s(null,r)}))}_compress(e,t,s){const i=this._isServer?"server":"client";if(!this._deflate){const e=`${i}_max_window_bits`;const t=typeof this.params[e]!=="number"?r.Z_DEFAULT_WINDOWBITS:this.params[e];this._deflate=r.createDeflateRaw({...this._options.zlibDeflateOptions,windowBits:t});this._deflate[l]=0;this._deflate[h]=[];this._deflate.on("data",deflateOnData)}this._deflate[f]=s;this._deflate.write(e);this._deflate.flush(r.Z_SYNC_FLUSH,(()=>{if(!this._deflate){return}let e=n.concat(this._deflate[h],this._deflate[l]);if(t)e=e.slice(0,e.length-4);this._deflate[f]=null;this._deflate[l]=0;this._deflate[h]=[];if(t&&this.params[`${i}_no_context_takeover`]){this._deflate.reset()}s(null,e)}))}}e.exports=PerMessageDeflate;function deflateOnData(e){this[h].push(e);this[l]+=e.length}function inflateOnData(e){this[l]+=e.length;if(this[c]._maxPayload<1||this[l]<=this[c]._maxPayload){this[h].push(e);return}this[d]=new RangeError("Max payload size exceeded");this[d].code="WS_ERR_UNSUPPORTED_MESSAGE_LENGTH";this[d][o]=1009;this.removeListener("data",inflateOnData);this.reset()}function inflateOnError(e){this[c]._inflate=null;e[o]=1007;this[f](e)}},157:(e,t,s)=>{"use strict";const{Writable:r}=s(781);const n=s(290);const{BINARY_TYPES:i,EMPTY_BUFFER:o,kStatusCode:a,kWebSocket:c}=s(217);const{concat:l,toArrayBuffer:f,unmask:h}=s(214);const{isValidStatusCode:d,isValidUTF8:u}=s(848);const _=0;const p=1;const m=2;const b=3;const y=4;const S=5;class Receiver extends r{constructor(e={}){super();this._binaryType=e.binaryType||i[0];this._extensions=e.extensions||{};this._isServer=!!e.isServer;this._maxPayload=e.maxPayload|0;this._skipUTF8Validation=!!e.skipUTF8Validation;this[c]=undefined;this._bufferedBytes=0;this._buffers=[];this._compressed=false;this._payloadLength=0;this._mask=undefined;this._fragmented=0;this._masked=false;this._fin=false;this._opcode=0;this._totalPayloadLength=0;this._messageLength=0;this._fragments=[];this._state=_;this._loop=false}_write(e,t,s){if(this._opcode===8&&this._state==_)return s();this._bufferedBytes+=e.length;this._buffers.push(e);this.startLoop(s)}consume(e){this._bufferedBytes-=e;if(e===this._buffers[0].length)return this._buffers.shift();if(e<this._buffers[0].length){const t=this._buffers[0];this._buffers[0]=t.slice(e);return t.slice(0,e)}const t=Buffer.allocUnsafe(e);do{const s=this._buffers[0];const r=t.length-e;if(e>=s.length){t.set(this._buffers.shift(),r)}else{t.set(new Uint8Array(s.buffer,s.byteOffset,e),r);this._buffers[0]=s.slice(e)}e-=s.length}while(e>0);return t}startLoop(e){let t;this._loop=true;do{switch(this._state){case _:t=this.getInfo();break;case p:t=this.getPayloadLength16();break;case m:t=this.getPayloadLength64();break;case b:this.getMask();break;case y:t=this.getData(e);break;default:this._loop=false;return}}while(this._loop);e(t)}getInfo(){if(this._bufferedBytes<2){this._loop=false;return}const e=this.consume(2);if((e[0]&48)!==0){this._loop=false;return error(RangeError,"RSV2 and RSV3 must be clear",true,1002,"WS_ERR_UNEXPECTED_RSV_2_3")}const t=(e[0]&64)===64;if(t&&!this._extensions[n.extensionName]){this._loop=false;return error(RangeError,"RSV1 must be clear",true,1002,"WS_ERR_UNEXPECTED_RSV_1")}this._fin=(e[0]&128)===128;this._opcode=e[0]&15;this._payloadLength=e[1]&127;if(this._opcode===0){if(t){this._loop=false;return error(RangeError,"RSV1 must be clear",true,1002,"WS_ERR_UNEXPECTED_RSV_1")}if(!this._fragmented){this._loop=false;return error(RangeError,"invalid opcode 0",true,1002,"WS_ERR_INVALID_OPCODE")}this._opcode=this._fragmented}else if(this._opcode===1||this._opcode===2){if(this._fragmented){this._loop=false;return error(RangeError,`invalid opcode ${this._opcode}`,true,1002,"WS_ERR_INVALID_OPCODE")}this._compressed=t}else if(this._opcode>7&&this._opcode<11){if(!this._fin){this._loop=false;return error(RangeError,"FIN must be set",true,1002,"WS_ERR_EXPECTED_FIN")}if(t){this._loop=false;return error(RangeError,"RSV1 must be clear",true,1002,"WS_ERR_UNEXPECTED_RSV_1")}if(this._payloadLength>125){this._loop=false;return error(RangeError,`invalid payload length ${this._payloadLength}`,true,1002,"WS_ERR_INVALID_CONTROL_PAYLOAD_LENGTH")}}else{this._loop=false;return error(RangeError,`invalid opcode ${this._opcode}`,true,1002,"WS_ERR_INVALID_OPCODE")}if(!this._fin&&!this._fragmented)this._fragmented=this._opcode;this._masked=(e[1]&128)===128;if(this._isServer){if(!this._masked){this._loop=false;return error(RangeError,"MASK must be set",true,1002,"WS_ERR_EXPECTED_MASK")}}else if(this._masked){this._loop=false;return error(RangeError,"MASK must be clear",true,1002,"WS_ERR_UNEXPECTED_MASK")}if(this._payloadLength===126)this._state=p;else if(this._payloadLength===127)this._state=m;else return this.haveLength()}getPayloadLength16(){if(this._bufferedBytes<2){this._loop=false;return}this._payloadLength=this.consume(2).readUInt16BE(0);return this.haveLength()}getPayloadLength64(){if(this._bufferedBytes<8){this._loop=false;return}const e=this.consume(8);const t=e.readUInt32BE(0);if(t>Math.pow(2,53-32)-1){this._loop=false;return error(RangeError,"Unsupported WebSocket frame: payload length > 2^53 - 1",false,1009,"WS_ERR_UNSUPPORTED_DATA_PAYLOAD_LENGTH")}this._payloadLength=t*Math.pow(2,32)+e.readUInt32BE(4);return this.haveLength()}haveLength(){if(this._payloadLength&&this._opcode<8){this._totalPayloadLength+=this._payloadLength;if(this._totalPayloadLength>this._maxPayload&&this._maxPayload>0){this._loop=false;return error(RangeError,"Max payload size exceeded",false,1009,"WS_ERR_UNSUPPORTED_MESSAGE_LENGTH")}}if(this._masked)this._state=b;else this._state=y}getMask(){if(this._bufferedBytes<4){this._loop=false;return}this._mask=this.consume(4);this._state=y}getData(e){let t=o;if(this._payloadLength){if(this._bufferedBytes<this._payloadLength){this._loop=false;return}t=this.consume(this._payloadLength);if(this._masked)h(t,this._mask)}if(this._opcode>7)return this.controlMessage(t);if(this._compressed){this._state=S;this.decompress(t,e);return}if(t.length){this._messageLength=this._totalPayloadLength;this._fragments.push(t)}return this.dataMessage()}decompress(e,t){const s=this._extensions[n.extensionName];s.decompress(e,this._fin,((e,s)=>{if(e)return t(e);if(s.length){this._messageLength+=s.length;if(this._messageLength>this._maxPayload&&this._maxPayload>0){return t(error(RangeError,"Max payload size exceeded",false,1009,"WS_ERR_UNSUPPORTED_MESSAGE_LENGTH"))}this._fragments.push(s)}const r=this.dataMessage();if(r)return t(r);this.startLoop(t)}))}dataMessage(){if(this._fin){const e=this._messageLength;const t=this._fragments;this._totalPayloadLength=0;this._messageLength=0;this._fragmented=0;this._fragments=[];if(this._opcode===2){let s;if(this._binaryType==="nodebuffer"){s=l(t,e)}else if(this._binaryType==="arraybuffer"){s=f(l(t,e))}else{s=t}this.emit("message",s,true)}else{const s=l(t,e);if(!this._skipUTF8Validation&&!u(s)){this._loop=false;return error(Error,"invalid UTF-8 sequence",true,1007,"WS_ERR_INVALID_UTF8")}this.emit("message",s,false)}}this._state=_}controlMessage(e){if(this._opcode===8){this._loop=false;if(e.length===0){this.emit("conclude",1005,o);this.end()}else if(e.length===1){return error(RangeError,"invalid payload length 1",true,1002,"WS_ERR_INVALID_CONTROL_PAYLOAD_LENGTH")}else{const t=e.readUInt16BE(0);if(!d(t)){return error(RangeError,`invalid status code ${t}`,true,1002,"WS_ERR_INVALID_CLOSE_CODE")}const s=e.slice(2);if(!this._skipUTF8Validation&&!u(s)){return error(Error,"invalid UTF-8 sequence",true,1007,"WS_ERR_INVALID_UTF8")}this.emit("conclude",t,s);this.end()}}else if(this._opcode===9){this.emit("ping",e)}else{this.emit("pong",e)}this._state=_}}e.exports=Receiver;function error(e,t,s,r,n){const i=new e(s?`Invalid WebSocket frame: ${t}`:t);Error.captureStackTrace(i,error);i.code=n;i[a]=r;return i}},769:(e,t,s)=>{"use strict";const r=s(808);const n=s(404);const{randomFillSync:i}=s(113);const o=s(290);const{EMPTY_BUFFER:a}=s(217);const{isValidStatusCode:c}=s(848);const{mask:l,toBuffer:f}=s(214);const h=Buffer.alloc(4);class Sender{constructor(e,t){this._extensions=t||{};this._socket=e;this._firstFragment=true;this._compress=false;this._bufferedBytes=0;this._deflating=false;this._queue=[]}static frame(e,t){const s=t.mask&&t.readOnly;let r=t.mask?6:2;let n=e.length;if(e.length>=65536){r+=8;n=127}else if(e.length>125){r+=2;n=126}const o=Buffer.allocUnsafe(s?e.length+r:r);o[0]=t.fin?t.opcode|128:t.opcode;if(t.rsv1)o[0]|=64;o[1]=n;if(n===126){o.writeUInt16BE(e.length,2)}else if(n===127){o.writeUInt32BE(0,2);o.writeUInt32BE(e.length,6)}if(!t.mask)return[o,e];i(h,0,4);o[1]|=128;o[r-4]=h[0];o[r-3]=h[1];o[r-2]=h[2];o[r-1]=h[3];if(s){l(e,h,o,r,e.length);return[o]}l(e,h,e,0,e.length);return[o,e]}close(e,t,s,r){let n;if(e===undefined){n=a}else if(typeof e!=="number"||!c(e)){throw new TypeError("First argument must be a valid error code number")}else if(t===undefined||!t.length){n=Buffer.allocUnsafe(2);n.writeUInt16BE(e,0)}else{const s=Buffer.byteLength(t);if(s>123){throw new RangeError("The message must not be greater than 123 bytes")}n=Buffer.allocUnsafe(2+s);n.writeUInt16BE(e,0);if(typeof t==="string"){n.write(t,2)}else{n.set(t,2)}}if(this._deflating){this.enqueue([this.doClose,n,s,r])}else{this.doClose(n,s,r)}}doClose(e,t,s){this.sendFrame(Sender.frame(e,{fin:true,rsv1:false,opcode:8,mask:t,readOnly:false}),s)}ping(e,t,s){const r=f(e);if(r.length>125){throw new RangeError("The data size must not be greater than 125 bytes")}if(this._deflating){this.enqueue([this.doPing,r,t,f.readOnly,s])}else{this.doPing(r,t,f.readOnly,s)}}doPing(e,t,s,r){this.sendFrame(Sender.frame(e,{fin:true,rsv1:false,opcode:9,mask:t,readOnly:s}),r)}pong(e,t,s){const r=f(e);if(r.length>125){throw new RangeError("The data size must not be greater than 125 bytes")}if(this._deflating){this.enqueue([this.doPong,r,t,f.readOnly,s])}else{this.doPong(r,t,f.readOnly,s)}}doPong(e,t,s,r){this.sendFrame(Sender.frame(e,{fin:true,rsv1:false,opcode:10,mask:t,readOnly:s}),r)}send(e,t,s){const r=f(e);const n=this._extensions[o.extensionName];let i=t.binary?2:1;let a=t.compress;if(this._firstFragment){this._firstFragment=false;if(a&&n&&n.params[n._isServer?"server_no_context_takeover":"client_no_context_takeover"]){a=r.length>=n._threshold}this._compress=a}else{a=false;i=0}if(t.fin)this._firstFragment=true;if(n){const e={fin:t.fin,rsv1:a,opcode:i,mask:t.mask,readOnly:f.readOnly};if(this._deflating){this.enqueue([this.dispatch,r,this._compress,e,s])}else{this.dispatch(r,this._compress,e,s)}}else{this.sendFrame(Sender.frame(r,{fin:t.fin,rsv1:false,opcode:i,mask:t.mask,readOnly:f.readOnly}),s)}}dispatch(e,t,s,r){if(!t){this.sendFrame(Sender.frame(e,s),r);return}const n=this._extensions[o.extensionName];this._bufferedBytes+=e.length;this._deflating=true;n.compress(e,s.fin,((t,n)=>{if(this._socket.destroyed){const e=new Error("The socket was closed while data was being compressed");if(typeof r==="function")r(e);for(let t=0;t<this._queue.length;t++){const s=this._queue[t][4];if(typeof s==="function")s(e)}return}this._bufferedBytes-=e.length;this._deflating=false;s.readOnly=false;this.sendFrame(Sender.frame(n,s),r);this.dequeue()}))}dequeue(){while(!this._deflating&&this._queue.length){const 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){if(e.length===2){this._socket.cork();this._socket.write(e[0]);this._socket.write(e[1],t);this._socket.uncork()}else{this._socket.write(e[0],t)}}}e.exports=Sender},551:(e,t,s)=>{"use strict";const{Duplex:r}=s(781);function emitClose(e){e.emit("close")}function duplexOnEnd(){if(!this.destroyed&&this._writableState.finished){this.destroy()}}function duplexOnError(e){this.removeListener("error",duplexOnError);this.destroy();if(this.listenerCount("error")===0){this.emit("error",e)}}function createWebSocketStream(e,t){let s=true;let n=true;function receiverOnDrain(){if(s)e._socket.resume()}if(e.readyState===e.CONNECTING){e.once("open",(function open(){e._receiver.removeAllListeners("drain");e._receiver.on("drain",receiverOnDrain)}))}else{e._receiver.removeAllListeners("drain");e._receiver.on("drain",receiverOnDrain)}const i=new r({...t,autoDestroy:false,emitClose:false,objectMode:false,writableObjectMode:false});e.on("message",(function message(t,r){const n=!r&&i._readableState.objectMode?t.toString():t;if(!i.push(n)){s=false;e._socket.pause()}}));e.once("error",(function error(e){if(i.destroyed)return;n=false;i.destroy(e)}));e.once("close",(function close(){if(i.destroyed)return;i.push(null)}));i._destroy=function(t,s){if(e.readyState===e.CLOSED){s(t);process.nextTick(emitClose,i);return}let r=false;e.once("error",(function error(e){r=true;s(e)}));e.once("close",(function close(){if(!r)s(t);process.nextTick(emitClose,i)}));if(n)e.terminate()};i._final=function(t){if(e.readyState===e.CONNECTING){e.once("open",(function open(){i._final(t)}));return}if(e._socket===null)return;if(e._socket._writableState.finished){t();if(i._readableState.endEmitted)i.destroy()}else{e._socket.once("finish",(function finish(){t()}));e.close()}};i._read=function(){if(e.readyState===e.OPEN&&!s){s=true;if(!e._receiver._writableState.needDrain)e._socket.resume()}};i._write=function(t,s,r){if(e.readyState===e.CONNECTING){e.once("open",(function open(){i._write(t,s,r)}));return}e.send(t,r)};i.on("end",duplexOnEnd);i.on("error",duplexOnError);return i}e.exports=createWebSocketStream},955:(e,t,s)=>{"use strict";const{tokenChars:r}=s(848);function parse(e){const t=new Set;let s=-1;let n=-1;let i=0;for(i;i<e.length;i++){const o=e.charCodeAt(i);if(n===-1&&r[o]===1){if(s===-1)s=i}else if(i!==0&&(o===32||o===9)){if(n===-1&&s!==-1)n=i}else if(o===44){if(s===-1){throw new SyntaxError(`Unexpected character at index ${i}`)}if(n===-1)n=i;const r=e.slice(s,n);if(t.has(r)){throw new SyntaxError(`The "${r}" subprotocol is duplicated`)}t.add(r);s=n=-1}else{throw new SyntaxError(`Unexpected character at index ${i}`)}}if(s===-1||n!==-1){throw new SyntaxError("Unexpected end of input")}const o=e.slice(s,i);if(t.has(o)){throw new SyntaxError(`The "${o}" subprotocol is duplicated`)}t.add(o);return t}e.exports={parse:parse}},848:(e,t,s)=>{"use strict";const r=[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 isValidStatusCode(e){return e>=1e3&&e<=1014&&e!==1004&&e!==1005&&e!==1006||e>=3e3&&e<=4999}function _isValidUTF8(e){const t=e.length;let s=0;while(s<t){if((e[s]&128)===0){s++}else if((e[s]&224)===192){if(s+1===t||(e[s+1]&192)!==128||(e[s]&254)===192){return false}s+=2}else if((e[s]&240)===224){if(s+2>=t||(e[s+1]&192)!==128||(e[s+2]&192)!==128||e[s]===224&&(e[s+1]&224)===128||e[s]===237&&(e[s+1]&224)===160){return false}s+=3}else if((e[s]&248)===240){if(s+3>=t||(e[s+1]&192)!==128||(e[s+2]&192)!==128||(e[s+3]&192)!==128||e[s]===240&&(e[s+1]&240)===128||e[s]===244&&e[s+1]>143||e[s]>244){return false}s+=4}else{return false}}return true}try{const t=s(12);e.exports={isValidStatusCode:isValidStatusCode,isValidUTF8(e){return e.length<150?_isValidUTF8(e):t(e)},tokenChars:r}}catch(t){e.exports={isValidStatusCode:isValidStatusCode,isValidUTF8:_isValidUTF8,tokenChars:r}}},597:(e,t,s)=>{"use strict";const r=s(361);const n=s(685);const i=s(687);const o=s(808);const a=s(404);const{createHash:c}=s(113);const l=s(725);const f=s(290);const h=s(955);const d=s(335);const{GUID:u,kWebSocket:_}=s(217);const p=/^[+/0-9A-Za-z]{22}==$/;const m=0;const b=1;const y=2;class WebSocketServer extends r{constructor(e,t){super();e={maxPayload:100*1024*1024,skipUTF8Validation:false,perMessageDeflate:false,handleProtocols:null,clientTracking:true,verifyClient:null,noServer:false,backlog:null,server:null,host:null,path:null,port:null,...e};if(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=n.createServer(((e,t)=>{const s=n.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)}else if(e.server){this._server=e.server}if(this._server){const e=this.emit.bind(this,"connection");this._removeListeners=addListeners(this._server,{listening:this.emit.bind(this,"listening"),error:this.emit.bind(this,"error"),upgrade:(t,s,r)=>{this.handleUpgrade(t,s,r,e)}})}if(e.perMessageDeflate===true)e.perMessageDeflate={};if(e.clientTracking){this.clients=new Set;this._shouldEmitClose=false}this.options=e;this._state=m}address(){if(this.options.noServer){throw new Error('The server is operating in "noServer" mode')}if(!this._server)return null;return this._server.address()}close(e){if(this._state===y){if(e){this.once("close",(()=>{e(new Error("The server is not running"))}))}process.nextTick(emitClose,this);return}if(e)this.once("close",e);if(this._state===b)return;this._state=b;if(this.options.noServer||this.options.server){if(this._server){this._removeListeners();this._removeListeners=this._server=null}if(this.clients){if(!this.clients.size){process.nextTick(emitClose,this)}else{this._shouldEmitClose=true}}else{process.nextTick(emitClose,this)}}else{const e=this._server;this._removeListeners();this._removeListeners=this._server=null;e.close((()=>{emitClose(this)}))}}shouldHandle(e){if(this.options.path){const t=e.url.indexOf("?");const s=t!==-1?e.url.slice(0,t):e.url;if(s!==this.options.path)return false}return true}handleUpgrade(e,t,s,r){t.on("error",socketOnError);const n=e.headers["sec-websocket-key"]!==undefined?e.headers["sec-websocket-key"]:false;const i=+e.headers["sec-websocket-version"];if(e.method!=="GET"||e.headers.upgrade.toLowerCase()!=="websocket"||!n||!p.test(n)||i!==8&&i!==13||!this.shouldHandle(e)){return abortHandshake(t,400)}const o=e.headers["sec-websocket-protocol"];let a=new Set;if(o!==undefined){try{a=h.parse(o)}catch(e){return abortHandshake(t,400)}}const c=e.headers["sec-websocket-extensions"];const d={};if(this.options.perMessageDeflate&&c!==undefined){const e=new f(this.options.perMessageDeflate,true,this.options.maxPayload);try{const t=l.parse(c);if(t[f.extensionName]){e.accept(t[f.extensionName]);d[f.extensionName]=e}}catch(e){return abortHandshake(t,400)}}if(this.options.verifyClient){const o={origin:e.headers[`${i===8?"sec-websocket-origin":"origin"}`],secure:!!(e.socket.authorized||e.socket.encrypted),req:e};if(this.options.verifyClient.length===2){this.options.verifyClient(o,((i,o,c,l)=>{if(!i){return abortHandshake(t,o||401,c,l)}this.completeUpgrade(d,n,a,e,t,s,r)}));return}if(!this.options.verifyClient(o))return abortHandshake(t,401)}this.completeUpgrade(d,n,a,e,t,s,r)}completeUpgrade(e,t,s,r,n,i,o){if(!n.readable||!n.writable)return n.destroy();if(n[_]){throw new Error("server.handleUpgrade() was called more than once with the same "+"socket, possibly due to a misconfiguration")}if(this._state>m)return abortHandshake(n,503);const a=c("sha1").update(t+u).digest("base64");const h=["HTTP/1.1 101 Switching Protocols","Upgrade: websocket","Connection: Upgrade",`Sec-WebSocket-Accept: ${a}`];const p=new d(null);if(s.size){const e=this.options.handleProtocols?this.options.handleProtocols(s,r):s.values().next().value;if(e){h.push(`Sec-WebSocket-Protocol: ${e}`);p._protocol=e}}if(e[f.extensionName]){const t=e[f.extensionName].params;const s=l.format({[f.extensionName]:[t]});h.push(`Sec-WebSocket-Extensions: ${s}`);p._extensions=e}this.emit("headers",h,r);n.write(h.concat("\r\n").join("\r\n"));n.removeListener("error",socketOnError);p.setSocket(n,i,{maxPayload:this.options.maxPayload,skipUTF8Validation:this.options.skipUTF8Validation});if(this.clients){this.clients.add(p);p.on("close",(()=>{this.clients.delete(p);if(this._shouldEmitClose&&!this.clients.size){process.nextTick(emitClose,this)}}))}o(p,r)}}e.exports=WebSocketServer;function addListeners(e,t){for(const s of Object.keys(t))e.on(s,t[s]);return function removeListeners(){for(const s of Object.keys(t)){e.removeListener(s,t[s])}}}function emitClose(e){e._state=y;e.emit("close")}function socketOnError(){this.destroy()}function abortHandshake(e,t,s,r){if(e.writable){s=s||n.STATUS_CODES[t];r={Connection:"close","Content-Type":"text/html","Content-Length":Buffer.byteLength(s),...r};e.write(`HTTP/1.1 ${t} ${n.STATUS_CODES[t]}\r\n`+Object.keys(r).map((e=>`${e}: ${r[e]}`)).join("\r\n")+"\r\n\r\n"+s)}e.removeListener("error",socketOnError);e.destroy()}},335:(e,t,s)=>{"use strict";const r=s(361);const n=s(687);const i=s(685);const o=s(808);const a=s(404);const{randomBytes:c,createHash:l}=s(113);const{Readable:f}=s(781);const{URL:h}=s(310);const d=s(290);const u=s(157);const _=s(769);const{BINARY_TYPES:p,EMPTY_BUFFER:m,GUID:b,kForOnEventAttribute:y,kListener:S,kStatusCode:g,kWebSocket:k,NOOP:v}=s(217);const{EventTarget:{addEventListener:E,removeEventListener:w}}=s(874);const{format:x,parse:O}=s(725);const{toBuffer:C}=s(214);const T=["CONNECTING","OPEN","CLOSING","CLOSED"];const N=/^[!#$%&'*+\-.0-9A-Z^_`|a-z~]+$/;const L=[8,13];const P=30*1e3;class WebSocket extends r{constructor(e,t,s){super();this._binaryType=p[0];this._closeCode=1006;this._closeFrameReceived=false;this._closeFrameSent=false;this._closeMessage=m;this._closeTimer=null;this._extensions={};this._protocol="";this._readyState=WebSocket.CONNECTING;this._receiver=null;this._sender=null;this._socket=null;if(e!==null){this._bufferedAmount=0;this._isServer=false;this._redirects=0;if(t===undefined){t=[]}else if(!Array.isArray(t)){if(typeof t==="object"&&t!==null){s=t;t=[]}else{t=[t]}}initAsClient(this,e,t,s)}else{this._isServer=true}}get binaryType(){return this._binaryType}set binaryType(e){if(!p.includes(e))return;this._binaryType=e;if(this._receiver)this._receiver._binaryType=e}get bufferedAmount(){if(!this._socket)return this._bufferedAmount;return this._socket._writableState.length+this._sender._bufferedBytes}get extensions(){return Object.keys(this._extensions).join()}get onclose(){return null}get onerror(){return null}get onopen(){return null}get onmessage(){return null}get protocol(){return this._protocol}get readyState(){return this._readyState}get url(){return this._url}setSocket(e,t,s){const r=new u({binaryType:this.binaryType,extensions:this._extensions,isServer:this._isServer,maxPayload:s.maxPayload,skipUTF8Validation:s.skipUTF8Validation});this._sender=new _(e,this._extensions);this._receiver=r;this._socket=e;r[k]=this;e[k]=this;r.on("conclude",receiverOnConclude);r.on("drain",receiverOnDrain);r.on("error",receiverOnError);r.on("message",receiverOnMessage);r.on("ping",receiverOnPing);r.on("pong",receiverOnPong);e.setTimeout(0);e.setNoDelay();if(t.length>0)e.unshift(t);e.on("close",socketOnClose);e.on("data",socketOnData);e.on("end",socketOnEnd);e.on("error",socketOnError);this._readyState=WebSocket.OPEN;this.emit("open")}emitClose(){if(!this._socket){this._readyState=WebSocket.CLOSED;this.emit("close",this._closeCode,this._closeMessage);return}if(this._extensions[d.extensionName]){this._extensions[d.extensionName].cleanup()}this._receiver.removeAllListeners();this._readyState=WebSocket.CLOSED;this.emit("close",this._closeCode,this._closeMessage)}close(e,t){if(this.readyState===WebSocket.CLOSED)return;if(this.readyState===WebSocket.CONNECTING){const e="WebSocket was closed before the connection was established";return abortHandshake(this,this._req,e)}if(this.readyState===WebSocket.CLOSING){if(this._closeFrameSent&&(this._closeFrameReceived||this._receiver._writableState.errorEmitted)){this._socket.end()}return}this._readyState=WebSocket.CLOSING;this._sender.close(e,t,!this._isServer,(e=>{if(e)return;this._closeFrameSent=true;if(this._closeFrameReceived||this._receiver._writableState.errorEmitted){this._socket.end()}}));this._closeTimer=setTimeout(this._socket.destroy.bind(this._socket),P)}ping(e,t,s){if(this.readyState===WebSocket.CONNECTING){throw new Error("WebSocket is not open: readyState 0 (CONNECTING)")}if(typeof e==="function"){s=e;e=t=undefined}else if(typeof t==="function"){s=t;t=undefined}if(typeof e==="number")e=e.toString();if(this.readyState!==WebSocket.OPEN){sendAfterClose(this,e,s);return}if(t===undefined)t=!this._isServer;this._sender.ping(e||m,t,s)}pong(e,t,s){if(this.readyState===WebSocket.CONNECTING){throw new Error("WebSocket is not open: readyState 0 (CONNECTING)")}if(typeof e==="function"){s=e;e=t=undefined}else if(typeof t==="function"){s=t;t=undefined}if(typeof e==="number")e=e.toString();if(this.readyState!==WebSocket.OPEN){sendAfterClose(this,e,s);return}if(t===undefined)t=!this._isServer;this._sender.pong(e||m,t,s)}send(e,t,s){if(this.readyState===WebSocket.CONNECTING){throw new Error("WebSocket is not open: readyState 0 (CONNECTING)")}if(typeof t==="function"){s=t;t={}}if(typeof e==="number")e=e.toString();if(this.readyState!==WebSocket.OPEN){sendAfterClose(this,e,s);return}const r={binary:typeof e!=="string",mask:!this._isServer,compress:true,fin:true,...t};if(!this._extensions[d.extensionName]){r.compress=false}this._sender.send(e||m,r,s)}terminate(){if(this.readyState===WebSocket.CLOSED)return;if(this.readyState===WebSocket.CONNECTING){const e="WebSocket was closed before the connection was established";return abortHandshake(this,this._req,e)}if(this._socket){this._readyState=WebSocket.CLOSING;this._socket.destroy()}}}Object.defineProperty(WebSocket,"CONNECTING",{enumerable:true,value:T.indexOf("CONNECTING")});Object.defineProperty(WebSocket.prototype,"CONNECTING",{enumerable:true,value:T.indexOf("CONNECTING")});Object.defineProperty(WebSocket,"OPEN",{enumerable:true,value:T.indexOf("OPEN")});Object.defineProperty(WebSocket.prototype,"OPEN",{enumerable:true,value:T.indexOf("OPEN")});Object.defineProperty(WebSocket,"CLOSING",{enumerable:true,value:T.indexOf("CLOSING")});Object.defineProperty(WebSocket.prototype,"CLOSING",{enumerable:true,value:T.indexOf("CLOSING")});Object.defineProperty(WebSocket,"CLOSED",{enumerable:true,value:T.indexOf("CLOSED")});Object.defineProperty(WebSocket.prototype,"CLOSED",{enumerable:true,value:T.indexOf("CLOSED")});["binaryType","bufferedAmount","extensions","protocol","readyState","url"].forEach((e=>{Object.defineProperty(WebSocket.prototype,e,{enumerable:true})}));["open","error","close","message"].forEach((e=>{Object.defineProperty(WebSocket.prototype,`on${e}`,{enumerable:true,get(){for(const t of this.listeners(e)){if(t[y])return t[S]}return null},set(t){for(const t of this.listeners(e)){if(t[y]){this.removeListener(e,t);break}}if(typeof t!=="function")return;this.addEventListener(e,t,{[y]:true})}})}));WebSocket.prototype.addEventListener=E;WebSocket.prototype.removeEventListener=w;e.exports=WebSocket;function initAsClient(e,t,s,r){const o={protocolVersion:L[1],maxPayload:100*1024*1024,skipUTF8Validation:false,perMessageDeflate:true,followRedirects:false,maxRedirects:10,...r,createConnection:undefined,socketPath:undefined,hostname:undefined,protocol:undefined,timeout:undefined,method:undefined,host:undefined,path:undefined,port:undefined};if(!L.includes(o.protocolVersion)){throw new RangeError(`Unsupported protocol version: ${o.protocolVersion} `+`(supported versions: ${L.join(", ")})`)}let a;if(t instanceof h){a=t;e._url=t.href}else{try{a=new h(t)}catch(e){throw new SyntaxError(`Invalid URL: ${t}`)}e._url=t}const f=a.protocol==="wss:";const 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