sherpa-onnx/sherpa-onnx-wasm-nodejs.js

Speech-to-text, text-to-speech, speaker diarization, and speech enhancement using Next-gen Kaldi without internet connection

var Module=(()=>{var _scriptName=globalThis.document?.currentScript?.src;return async function(moduleArg={}){var moduleRtn;var Module=moduleArg;var ENVIRONMENT_IS_WEB=!!globalThis.window;var ENVIRONMENT_IS_WORKER=!!globalThis.WorkerGlobalScope;var ENVIRONMENT_IS_NODE=globalThis.process?.versions?.node&&globalThis.process?.type!="renderer";var ENVIRONMENT_IS_PTHREAD=ENVIRONMENT_IS_WORKER&&self.name?.startsWith("em-pthread");if(ENVIRONMENT_IS_NODE){var worker_threads=require("worker_threads");global.Worker=worker_threads.Worker;ENVIRONMENT_IS_WORKER=!worker_threads.isMainThread;ENVIRONMENT_IS_PTHREAD=ENVIRONMENT_IS_WORKER&&worker_threads["workerData"]=="em-pthread"}var arguments_=[];var thisProgram="./this.program";var quit_=(status,toThrow)=>{throw toThrow};if(typeof __filename!="undefined"){_scriptName=__filename}else if(ENVIRONMENT_IS_WORKER){_scriptName=self.location.href}var scriptDirectory="";function locateFile(path){if(Module["locateFile"]){return Module["locateFile"](path,scriptDirectory)}return scriptDirectory+path}var readAsync,readBinary;if(ENVIRONMENT_IS_NODE){var fs=require("fs");scriptDirectory=__dirname+"/";readBinary=filename=>{filename=isFileURI(filename)?new URL(filename):filename;var ret=fs.readFileSync(filename);return ret};readAsync=async(filename,binary=true)=>{filename=isFileURI(filename)?new URL(filename):filename;var ret=fs.readFileSync(filename,binary?undefined:"utf8");return ret};if(process.argv.length>1){thisProgram=process.argv[1].replace(/\\/g,"/")}arguments_=process.argv.slice(2);quit_=(status,toThrow)=>{process.exitCode=status;throw toThrow}}else if(ENVIRONMENT_IS_WEB||ENVIRONMENT_IS_WORKER){try{scriptDirectory=new URL(".",_scriptName).href}catch{}if(!ENVIRONMENT_IS_NODE){if(ENVIRONMENT_IS_WORKER){readBinary=url=>{var xhr=new XMLHttpRequest;xhr.open("GET",url,false);xhr.responseType="arraybuffer";xhr.send(null);return new Uint8Array(xhr.response)}}readAsync=async url=>{if(isFileURI(url)){return new Promise((resolve,reject)=>{var xhr=new XMLHttpRequest;xhr.open("GET",url,true);xhr.responseType="arraybuffer";xhr.onload=()=>{if(xhr.status==200||xhr.status==0&&xhr.response){resolve(xhr.response);return}reject(xhr.status)};xhr.onerror=reject;xhr.send(null)})}var response=await fetch(url,{credentials:"same-origin"});if(response.ok){return response.arrayBuffer()}throw new Error(response.status+" : "+response.url)}}}else{}var defaultPrint=console.log.bind(console);var defaultPrintErr=console.error.bind(console);if(ENVIRONMENT_IS_NODE){var utils=require("util");var stringify=a=>typeof a=="object"?utils.inspect(a):a;defaultPrint=(...args)=>fs.writeSync(1,args.map(stringify).join(" ")+"\n");defaultPrintErr=(...args)=>fs.writeSync(2,args.map(stringify).join(" ")+"\n")}var out=defaultPrint;var err=defaultPrintErr;var wasmBinary;var wasmModule;var ABORT=false;var EXITSTATUS;var isFileURI=filename=>filename.startsWith("file://");function growMemViews(){if(wasmMemory.buffer!=HEAP8.buffer){updateMemoryViews()}}var readyPromiseResolve,readyPromiseReject;if(ENVIRONMENT_IS_NODE&&ENVIRONMENT_IS_PTHREAD){var parentPort=worker_threads["parentPort"];parentPort.on("message",msg=>global.onmessage?.({data:msg}));Object.assign(globalThis,{self:global,postMessage:msg=>parentPort["postMessage"](msg)});process.on("uncaughtException",err=>{postMessage({cmd:"uncaughtException",error:err});process.exit(1)})}var startWorker;if(ENVIRONMENT_IS_PTHREAD){var initializedJS=false;self.onunhandledrejection=e=>{throw e.reason||e};function handleMessage(e){try{var msgData=e["data"];var cmd=msgData.cmd;if(cmd==="load"){let messageQueue=[];self.onmessage=e=>messageQueue.push(e);startWorker=()=>{postMessage({cmd:"loaded"});for(let msg of messageQueue){handleMessage(msg)}self.onmessage=handleMessage};for(const handler of msgData.handlers){if(!Module[handler]||Module[handler].proxy){Module[handler]=(...args)=>{postMessage({cmd:"callHandler",handler,args})};if(handler=="print")out=Module[handler];if(handler=="printErr")err=Module[handler]}}wasmMemory=msgData.wasmMemory;updateMemoryViews();wasmModule=msgData.wasmModule;createWasm();run()}else if(cmd==="run"){establishStackSpace(msgData.pthread_ptr);__emscripten_thread_init(msgData.pthread_ptr,0,0,1,0,0);PThread.threadInitTLS();__emscripten_thread_mailbox_await(msgData.pthread_ptr);if(!initializedJS){initializedJS=true}try{invokeEntryPoint(msgData.start_routine,msgData.arg)}catch(ex){if(ex!="unwind"){throw ex}}}else if(msgData.target==="setimmediate"){}else if(cmd==="checkMailbox"){if(initializedJS){checkMailbox()}}else if(cmd){err(`worker: received unknown command ${cmd}`);err(msgData)}}catch(ex){__emscripten_thread_crashed();throw ex}}self.onmessage=handleMessage}var HEAP8,HEAPU8,HEAP16,HEAPU16,HEAP32,HEAPU32,HEAPF32,HEAPF64;var HEAP64,HEAPU64;var runtimeInitialized=false;function updateMemoryViews(){var b=wasmMemory.buffer;HEAP8=new Int8Array(b);Module["HEAP16"]=HEAP16=new Int16Array(b);Module["HEAPU8"]=HEAPU8=new Uint8Array(b);HEAPU16=new Uint16Array(b);Module["HEAP32"]=HEAP32=new Int32Array(b);Module["HEAPU32"]=HEAPU32=new Uint32Array(b);Module["HEAPF32"]=HEAPF32=new Float32Array(b);Module["HEAPF64"]=HEAPF64=new Float64Array(b);HEAP64=new BigInt64Array(b);HEAPU64=new BigUint64Array(b)}function initMemory(){if(ENVIRONMENT_IS_PTHREAD){return}if(Module["wasmMemory"]){wasmMemory=Module["wasmMemory"]}else{var INITIAL_MEMORY=Module["INITIAL_MEMORY"]||536870912;wasmMemory=new WebAssembly.Memory({initial:INITIAL_MEMORY/65536,maximum:32768,shared:true})}updateMemoryViews()}function preRun(){if(Module["preRun"]){if(typeof Module["preRun"]=="function")Module["preRun"]=[Module["preRun"]];while(Module["preRun"].length){addOnPreRun(Module["preRun"].shift())}}callRuntimeCallbacks(onPreRuns)}function initRuntime(){runtimeInitialized=true;if(ENVIRONMENT_IS_PTHREAD)return startWorker();if(!Module["noFSInit"]&&!FS.initialized)FS.init();TTY.init();wasmExports["ef"]();FS.ignorePermissions=false}function postRun(){if(ENVIRONMENT_IS_PTHREAD){return}if(Module["postRun"]){if(typeof Module["postRun"]=="function")Module["postRun"]=[Module["postRun"]];while(Module["postRun"].length){addOnPostRun(Module["postRun"].shift())}}callRuntimeCallbacks(onPostRuns)}function abort(what){Module["onAbort"]?.(what);what="Aborted("+what+")";err(what);ABORT=true;what+=". 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info=getWasmImports();if(Module["instantiateWasm"]){return new Promise((resolve,reject)=>{Module["instantiateWasm"](info,(inst,mod)=>{resolve(receiveInstance(inst,mod))})})}if(ENVIRONMENT_IS_PTHREAD){var instance=new WebAssembly.Instance(wasmModule,getWasmImports());return receiveInstance(instance,wasmModule)}wasmBinaryFile??=findWasmBinary();var result=instantiateSync(wasmBinaryFile,info);return receiveInstance(result[0],result[1])}class ExitStatus{name="ExitStatus";constructor(status){this.message=`Program terminated with exit(${status})`;this.status=status}}var terminateWorker=worker=>{worker.terminate();worker.onmessage=e=>{}};var cleanupThread=pthread_ptr=>{var worker=PThread.pthreads[pthread_ptr];PThread.returnWorkerToPool(worker)};var callRuntimeCallbacks=callbacks=>{while(callbacks.length>0){callbacks.shift()(Module)}};var onPreRuns=[];var addOnPreRun=cb=>onPreRuns.push(cb);var runDependencies=0;var dependenciesFulfilled=null;var removeRunDependency=id=>{runDependencies--;Module["monitorRunDependencies"]?.(runDependencies);if(runDependencies==0){if(dependenciesFulfilled){var callback=dependenciesFulfilled;dependenciesFulfilled=null;callback()}}};var addRunDependency=id=>{runDependencies++;Module["monitorRunDependencies"]?.(runDependencies)};var spawnThread=threadParams=>{var worker=PThread.getNewWorker();if(!worker){return 6}PThread.runningWorkers.push(worker);PThread.pthreads[threadParams.pthread_ptr]=worker;worker.pthread_ptr=threadParams.pthread_ptr;var msg={cmd:"run",start_routine:threadParams.startRoutine,arg:threadParams.arg,pthread_ptr:threadParams.pthread_ptr};if(ENVIRONMENT_IS_NODE){worker.unref()}worker.postMessage(msg,threadParams.transferList);return 0};var runtimeKeepaliveCounter=0;var keepRuntimeAlive=()=>noExitRuntime||runtimeKeepaliveCounter>0;var stackSave=()=>_emscripten_stack_get_current();var stackRestore=val=>__emscripten_stack_restore(val);var stackAlloc=sz=>__emscripten_stack_alloc(sz);var proxyToMainThread=(funcIndex,emAsmAddr,sync,...callArgs)=>{var bufSize=8*callArgs.length*2;var sp=stackSave();var args=stackAlloc(bufSize);var b=args>>3;for(var arg of callArgs){if(typeof arg=="bigint"){(growMemViews(),HEAP64)[b++]=1n;(growMemViews(),HEAP64)[b++]=arg}else{(growMemViews(),HEAP64)[b++]=0n;(growMemViews(),HEAPF64)[b++]=arg}}var rtn=__emscripten_run_js_on_main_thread(funcIndex,emAsmAddr,bufSize,args,sync);stackRestore(sp);return rtn};function _proc_exit(code){if(ENVIRONMENT_IS_PTHREAD)return proxyToMainThread(0,0,1,code);EXITSTATUS=code;if(!keepRuntimeAlive()){PThread.terminateAllThreads();Module["onExit"]?.(code);ABORT=true}quit_(code,new ExitStatus(code))}function exitOnMainThread(returnCode){if(ENVIRONMENT_IS_PTHREAD)return proxyToMainThread(1,0,0,returnCode);_exit(returnCode)}var exitJS=(status,implicit)=>{EXITSTATUS=status;if(ENVIRONMENT_IS_PTHREAD){exitOnMainThread(status);throw"unwind"}_proc_exit(status)};var _exit=exitJS;var PThread={unusedWorkers:[],runningWorkers:[],tlsInitFunctions:[],pthreads:{},init(){if(!ENVIRONMENT_IS_PTHREAD){PThread.initMainThread()}},initMainThread(){var pthreadPoolSize=4;while(pthreadPoolSize--){PThread.allocateUnusedWorker()}addOnPreRun(async()=>{var pthreadPoolReady=PThread.loadWasmModuleToAllWorkers();addRunDependency("loading-workers");await pthreadPoolReady;removeRunDependency("loading-workers")})},terminateAllThreads:()=>{for(var worker of PThread.runningWorkers){terminateWorker(worker)}for(var worker of PThread.unusedWorkers){terminateWorker(worker)}PThread.unusedWorkers=[];PThread.runningWorkers=[];PThread.pthreads={}},returnWorkerToPool:worker=>{var pthread_ptr=worker.pthread_ptr;delete PThread.pthreads[pthread_ptr];PThread.unusedWorkers.push(worker);PThread.runningWorkers.splice(PThread.runningWorkers.indexOf(worker),1);worker.pthread_ptr=0;__emscripten_thread_free_data(pthread_ptr)},threadInitTLS(){PThread.tlsInitFunctions.forEach(f=>f())},loadWasmModuleToWorker:worker=>new Promise(onFinishedLoading=>{worker.onmessage=e=>{var d=e["data"];var cmd=d.cmd;if(d.targetThread&&d.targetThread!=_pthread_self()){var targetWorker=PThread.pthreads[d.targetThread];if(targetWorker){targetWorker.postMessage(d,d.transferList)}else{err(`Internal error! 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knownHandlers){if(Module.propertyIsEnumerable(handler)){handlers.push(handler)}}worker.postMessage({cmd:"load",handlers,wasmMemory,wasmModule})}),async loadWasmModuleToAllWorkers(){if(ENVIRONMENT_IS_PTHREAD){return}let pthreadPoolReady=Promise.all(PThread.unusedWorkers.map(PThread.loadWasmModuleToWorker));return pthreadPoolReady},allocateUnusedWorker(){var worker;var pthreadMainJs=_scriptName;if(Module["mainScriptUrlOrBlob"]){pthreadMainJs=Module["mainScriptUrlOrBlob"];if(typeof pthreadMainJs!="string"){pthreadMainJs=URL.createObjectURL(pthreadMainJs)}}worker=new Worker(pthreadMainJs,{workerData:"em-pthread",name:"em-pthread"});PThread.unusedWorkers.push(worker)},getNewWorker(){if(PThread.unusedWorkers.length==0){PThread.allocateUnusedWorker();PThread.loadWasmModuleToWorker(PThread.unusedWorkers[0])}return PThread.unusedWorkers.pop()}};var onPostRuns=[];var addOnPostRun=cb=>onPostRuns.push(cb);function establishStackSpace(pthread_ptr){var stackHigh=(growMemViews(),HEAPU32)[pthread_ptr+52>>2];var stackSize=(growMemViews(),HEAPU32)[pthread_ptr+56>>2];var stackLow=stackHigh-stackSize;_emscripten_stack_set_limits(stackHigh,stackLow);stackRestore(stackHigh)}function getValue(ptr,type="i8"){if(type.endsWith("*"))type="*";switch(type){case"i1":return(growMemViews(),HEAP8)[ptr];case"i8":return(growMemViews(),HEAP8)[ptr];case"i16":return(growMemViews(),HEAP16)[ptr>>1];case"i32":return(growMemViews(),HEAP32)[ptr>>2];case"i64":return(growMemViews(),HEAP64)[ptr>>3];case"float":return(growMemViews(),HEAPF32)[ptr>>2];case"double":return(growMemViews(),HEAPF64)[ptr>>3];case"*":return(growMemViews(),HEAPU32)[ptr>>2];default:abort(`invalid type for getValue: ${type}`)}}var wasmTableMirror=[];var getWasmTableEntry=funcPtr=>{var func=wasmTableMirror[funcPtr];if(!func){wasmTableMirror[funcPtr]=func=wasmTable.get(funcPtr)}return func};var invokeEntryPoint=(ptr,arg)=>{runtimeKeepaliveCounter=0;noExitRuntime=0;var result=getWasmTableEntry(ptr)(arg);function finish(result){if(keepRuntimeAlive()){EXITSTATUS=result;return}__emscripten_thread_exit(result)}finish(result)};var noExitRuntime=true;var registerTLSInit=tlsInitFunc=>PThread.tlsInitFunctions.push(tlsInitFunc);function setValue(ptr,value,type="i8"){if(type.endsWith("*"))type="*";switch(type){case"i1":(growMemViews(),HEAP8)[ptr]=value;break;case"i8":(growMemViews(),HEAP8)[ptr]=value;break;case"i16":(growMemViews(),HEAP16)[ptr>>1]=value;break;case"i32":(growMemViews(),HEAP32)[ptr>>2]=value;break;case"i64":(growMemViews(),HEAP64)[ptr>>3]=BigInt(value);break;case"float":(growMemViews(),HEAPF32)[ptr>>2]=value;break;case"double":(growMemViews(),HEAPF64)[ptr>>3]=value;break;case"*":(growMemViews(),HEAPU32)[ptr>>2]=value;break;default:abort(`invalid type for setValue: ${type}`)}}var wasmMemory;var exceptionCaught=[];var uncaughtExceptionCount=0;var ___cxa_begin_catch=ptr=>{var info=new ExceptionInfo(ptr);if(!info.get_caught()){info.set_caught(true);uncaughtExceptionCount--}info.set_rethrown(false);exceptionCaught.push(info);return ___cxa_get_exception_ptr(ptr)};var exceptionLast=0;var ___cxa_end_catch=()=>{_setThrew(0,0);var info=exceptionCaught.pop();___cxa_decrement_exception_refcount(info.excPtr);exceptionLast=0};class ExceptionInfo{constructor(excPtr){this.excPtr=excPtr;this.ptr=excPtr-24}set_type(type){(growMemViews(),HEAPU32)[this.ptr+4>>2]=type}get_type(){return(growMemViews(),HEAPU32)[this.ptr+4>>2]}set_destructor(destructor){(growMemViews(),HEAPU32)[this.ptr+8>>2]=destructor}get_destructor(){return(growMemViews(),HEAPU32)[this.ptr+8>>2]}set_caught(caught){caught=caught?1:0;(growMemViews(),HEAP8)[this.ptr+12]=caught}get_caught(){return(growMemViews(),HEAP8)[this.ptr+12]!=0}set_rethrown(rethrown){rethrown=rethrown?1:0;(growMemViews(),HEAP8)[this.ptr+13]=rethrown}get_rethrown(){return(growMemViews(),HEAP8)[this.ptr+13]!=0}init(type,destructor){this.set_adjusted_ptr(0);this.set_type(type);this.set_destructor(destructor)}set_adjusted_ptr(adjustedPtr){(growMemViews(),HEAPU32)[this.ptr+16>>2]=adjustedPtr}get_adjusted_ptr(){return(growMemViews(),HEAPU32)[this.ptr+16>>2]}}var setTempRet0=val=>__emscripten_tempret_set(val);var findMatchingCatch=args=>{var thrown=exceptionLast;if(!thrown){setTempRet0(0);return 0}var info=new ExceptionInfo(thrown);info.set_adjusted_ptr(thrown);var thrownType=info.get_type();if(!thrownType){setTempRet0(0);return thrown}for(var caughtType of args){if(caughtType===0||caughtType===thrownType){break}var adjusted_ptr_addr=info.ptr+16;if(___cxa_can_catch(caughtType,thrownType,adjusted_ptr_addr)){setTempRet0(caughtType);return thrown}}setTempRet0(thrownType);return thrown};var ___cxa_find_matching_catch_2=()=>findMatchingCatch([]);var ___cxa_find_matching_catch_3=arg0=>findMatchingCatch([arg0]);var ___cxa_find_matching_catch_4=(arg0,arg1)=>findMatchingCatch([arg0,arg1]);var ___cxa_find_matching_catch_6=(arg0,arg1,arg2,arg3)=>findMatchingCatch([arg0,arg1,arg2,arg3]);var ___cxa_rethrow=()=>{var info=exceptionCaught.pop();if(!info){abort("no exception to throw")}var ptr=info.excPtr;if(!info.get_rethrown()){exceptionCaught.push(info);info.set_rethrown(true);info.set_caught(false);uncaughtExceptionCount++}___cxa_increment_exception_refcount(ptr);exceptionLast=ptr;throw exceptionLast};var ___cxa_throw=(ptr,type,destructor)=>{var info=new ExceptionInfo(ptr);info.init(type,destructor);___cxa_increment_exception_refcount(ptr);exceptionLast=ptr;uncaughtExceptionCount++;throw exceptionLast};var ___cxa_uncaught_exceptions=()=>uncaughtExceptionCount;function pthreadCreateProxied(pthread_ptr,attr,startRoutine,arg){if(ENVIRONMENT_IS_PTHREAD)return proxyToMainThread(2,0,1,pthread_ptr,attr,startRoutine,arg);return ___pthread_create_js(pthread_ptr,attr,startRoutine,arg)}var _emscripten_has_threading_support=()=>!!globalThis.SharedArrayBuffer;var ___pthread_create_js=(pthread_ptr,attr,startRoutine,arg)=>{if(!_emscripten_has_threading_support()){return 6}var transferList=[];var error=0;if(ENVIRONMENT_IS_PTHREAD&&(transferList.length===0||error)){return pthreadCreateProxied(pthread_ptr,attr,startRoutine,arg)}if(error)return error;var threadParams={startRoutine,pthread_ptr,arg,transferList};if(ENVIRONMENT_IS_PTHREAD){threadParams.cmd="spawnThread";postMessage(threadParams,transferList);return 0}return spawnThread(threadParams)};var ___resumeException=ptr=>{if(!exceptionLast){exceptionLast=ptr}throw exceptionLast};var syscallGetVarargI=()=>{var ret=(growMemViews(),HEAP32)[+SYSCALLS.varargs>>2];SYSCALLS.varargs+=4;return ret};var syscallGetVarargP=syscallGetVarargI;var nodePath=require("path");var PATH={isAbs:nodePath.isAbsolute,normalize:nodePath.normalize,dirname:nodePath.dirname,basename:nodePath.basename,join:nodePath.join,join2:nodePath.join};var initRandomFill=()=>{if(ENVIRONMENT_IS_NODE){var nodeCrypto=require("crypto");return view=>nodeCrypto.randomFillSync(view)}return view=>view.set(crypto.getRandomValues(new Uint8Array(view.byteLength)))};var randomFill=view=>{(randomFill=initRandomFill())(view)};var PATH_FS={resolve:(...paths)=>{paths.unshift(FS.cwd());return nodePath.posix.resolve(...paths)},relative:(from,to)=>nodePath.posix.relative(from||FS.cwd(),to||FS.cwd())};var UTF8Decoder=globalThis.TextDecoder&&new TextDecoder;var findStringEnd=(heapOrArray,idx,maxBytesToRead,ignoreNul)=>{var maxIdx=idx+maxBytesToRead;if(ignoreNul)return maxIdx;while(heapOrArray[idx]&&!(idx>=maxIdx))++idx;return idx};var UTF8ArrayToString=(heapOrArray,idx=0,maxBytesToRead,ignoreNul)=>{var endPtr=findStringEnd(heapOrArray,idx,maxBytesToRead,ignoreNul);if(endPtr-idx>16&&heapOrArray.buffer&&UTF8Decoder){return UTF8Decoder.decode(heapOrArray.buffer instanceof ArrayBuffer?heapOrArray.subarray(idx,endPtr):heapOrArray.slice(idx,endPtr))}var str="";while(idx<endPtr){var u0=heapOrArray[idx++];if(!(u0&128)){str+=String.fromCharCode(u0);continue}var u1=heapOrArray[idx++]&63;if((u0&224)==192){str+=String.fromCharCode((u0&31)<<6|u1);continue}var u2=heapOrArray[idx++]&63;if((u0&240)==224){u0=(u0&15)<<12|u1<<6|u2}else{u0=(u0&7)<<18|u1<<12|u2<<6|heapOrArray[idx++]&63}if(u0<65536){str+=String.fromCharCode(u0)}else{var ch=u0-65536;str+=String.fromCharCode(55296|ch>>10,56320|ch&1023)}}return str};var FS_stdin_getChar_buffer=[];var lengthBytesUTF8=str=>{var len=0;for(var i=0;i<str.length;++i){var c=str.charCodeAt(i);if(c<=127){len++}else if(c<=2047){len+=2}else if(c>=55296&&c<=57343){len+=4;++i}else{len+=3}}return len};var stringToUTF8Array=(str,heap,outIdx,maxBytesToWrite)=>{if(!(maxBytesToWrite>0))return 0;var startIdx=outIdx;var endIdx=outIdx+maxBytesToWrite-1;for(var i=0;i<str.length;++i){var u=str.codePointAt(i);if(u<=127){if(outIdx>=endIdx)break;heap[outIdx++]=u}else if(u<=2047){if(outIdx+1>=endIdx)break;heap[outIdx++]=192|u>>6;heap[outIdx++]=128|u&63}else if(u<=65535){if(outIdx+2>=endIdx)break;heap[outIdx++]=224|u>>12;heap[outIdx++]=128|u>>6&63;heap[outIdx++]=128|u&63}else{if(outIdx+3>=endIdx)break;heap[outIdx++]=240|u>>18;heap[outIdx++]=128|u>>12&63;heap[outIdx++]=128|u>>6&63;heap[outIdx++]=128|u&63;i++}}heap[outIdx]=0;return outIdx-startIdx};var intArrayFromString=(stringy,dontAddNull,length)=>{var len=length>0?length:lengthBytesUTF8(stringy)+1;var u8array=new Array(len);var numBytesWritten=stringToUTF8Array(stringy,u8array,0,u8array.length);if(dontAddNull)u8array.length=numBytesWritten;return u8array};var FS_stdin_getChar=()=>{if(!FS_stdin_getChar_buffer.length){var result=null;if(ENVIRONMENT_IS_NODE){var BUFSIZE=256;var buf=Buffer.alloc(BUFSIZE);var bytesRead=0;var fd=process.stdin.fd;try{bytesRead=fs.readSync(fd,buf,0,BUFSIZE)}catch(e){if(e.toString().includes("EOF"))bytesRead=0;else throw e}if(bytesRead>0){result=buf.slice(0,bytesRead).toString("utf-8")}}else if(globalThis.window?.prompt){result=window.prompt("Input: ");if(result!==null){result+="\n"}}else{}if(!result){return null}FS_stdin_getChar_buffer=intArrayFromString(result,true)}return FS_stdin_getChar_buffer.shift()};var TTY={ttys:[],init(){},shutdown(){},register(dev,ops){TTY.ttys[dev]={input:[],output:[],ops};FS.registerDevice(dev,TTY.stream_ops)},stream_ops:{open(stream){var tty=TTY.ttys[stream.node.rdev];if(!tty){throw new FS.ErrnoError(43)}stream.tty=tty;stream.seekable=false},close(stream){stream.tty.ops.fsync(stream.tty)},fsync(stream){stream.tty.ops.fsync(stream.tty)},read(stream,buffer,offset,length,pos){if(!stream.tty||!stream.tty.ops.get_char){throw new FS.ErrnoError(60)}var bytesRead=0;for(var i=0;i<length;i++){var result;try{result=stream.tty.ops.get_char(stream.tty)}catch(e){throw new FS.ErrnoError(29)}if(result===undefined&&bytesRead===0){throw new FS.ErrnoError(6)}if(result===null||result===undefined)break;bytesRead++;buffer[offset+i]=result}if(bytesRead){stream.node.atime=Date.now()}return bytesRead},write(stream,buffer,offset,length,pos){if(!stream.tty||!stream.tty.ops.put_char){throw new FS.ErrnoError(60)}try{for(var i=0;i<length;i++){stream.tty.ops.put_char(stream.tty,buffer[offset+i])}}catch(e){throw new FS.ErrnoError(29)}if(length){stream.node.mtime=stream.node.ctime=Date.now()}return i}},default_tty_ops:{get_char(tty){return FS_stdin_getChar()},put_char(tty,val){if(val===null||val===10){out(UTF8ArrayToString(tty.output));tty.output=[]}else{if(val!=0)tty.output.push(val)}},fsync(tty){if(tty.output?.length>0){out(UTF8ArrayToString(tty.output));tty.output=[]}},ioctl_tcgets(tty){return{c_iflag:25856,c_oflag:5,c_cflag:191,c_lflag:35387,c_cc:[3,28,127,21,4,0,1,0,17,19,26,0,18,15,23,22,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]}},ioctl_tcsets(tty,optional_actions,data){return 0},ioctl_tiocgwinsz(tty){return[24,80]}},default_tty1_ops:{put_char(tty,val){if(val===null||val===10){err(UTF8ArrayToString(tty.output));tty.output=[]}else{if(val!=0)tty.output.push(val)}},fsync(tty){if(tty.output?.length>0){err(UTF8ArrayToString(tty.output));tty.output=[]}}}};var zeroMemory=(ptr,size)=>(growMemViews(),HEAPU8).fill(0,ptr,ptr+size);var alignMemory=(size,alignment)=>Math.ceil(size/alignment)*alignment;var mmapAlloc=size=>{size=alignMemory(size,65536);var ptr=_emscripten_builtin_memalign(65536,size);if(ptr)zeroMemory(ptr,size);return ptr};var MEMFS={ops_table:null,mount(mount){return MEMFS.createNode(null,"/",16895,0)},createNode(parent,name,mode,dev){if(FS.isBlkdev(mode)||FS.isFIFO(mode)){throw new FS.ErrnoError(63)}MEMFS.ops_table||={dir:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr,lookup:MEMFS.node_ops.lookup,mknod:MEMFS.node_ops.mknod,rename:MEMFS.node_ops.rename,unlink:MEMFS.node_ops.unlink,rmdir:MEMFS.node_ops.rmdir,readdir:MEMFS.node_ops.readdir,symlink:MEMFS.node_ops.symlink},stream:{llseek:MEMFS.stream_ops.llseek}},file:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr},stream:{llseek:MEMFS.stream_ops.llseek,read:MEMFS.stream_ops.read,write:MEMFS.stream_ops.write,mmap:MEMFS.stream_ops.mmap,msync:MEMFS.stream_ops.msync}},link:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr,readlink:MEMFS.node_ops.readlink},stream:{}},chrdev:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr},stream:FS.chrdev_stream_ops}};var node=FS.createNode(parent,name,mode,dev);if(FS.isDir(node.mode)){node.node_ops=MEMFS.ops_table.dir.node;node.stream_ops=MEMFS.ops_table.dir.stream;node.contents={}}else if(FS.isFile(node.mode)){node.node_ops=MEMFS.ops_table.file.node;node.stream_ops=MEMFS.ops_table.file.stream;node.usedBytes=0;node.contents=null}else if(FS.isLink(node.mode)){node.node_ops=MEMFS.ops_table.link.node;node.stream_ops=MEMFS.ops_table.link.stream}else if(FS.isChrdev(node.mode)){node.node_ops=MEMFS.ops_table.chrdev.node;node.stream_ops=MEMFS.ops_table.chrdev.stream}node.atime=node.mtime=node.ctime=Date.now();if(parent){parent.contents[name]=node;parent.atime=parent.mtime=parent.ctime=node.atime}return node},getFileDataAsTypedArray(node){if(!node.contents)return new Uint8Array(0);if(node.contents.subarray)return node.contents.subarray(0,node.usedBytes);return new Uint8Array(node.contents)},expandFileStorage(node,newCapacity){var prevCapacity=node.contents?node.contents.length:0;if(prevCapacity>=newCapacity)return;var CAPACITY_DOUBLING_MAX=1024*1024;newCapacity=Math.max(newCapacity,prevCapacity*(prevCapacity<CAPACITY_DOUBLING_MAX?2:1.125)>>>0);if(prevCapacity!=0)newCapacity=Math.max(newCapacity,256);var oldContents=node.contents;node.contents=new Uint8Array(newCapacity);if(node.usedBytes>0)node.contents.set(oldContents.subarray(0,node.usedBytes),0)},resizeFileStorage(node,newSize){if(node.usedBytes==newSize)return;if(newSize==0){node.contents=null;node.usedBytes=0}else{var oldContents=node.contents;node.contents=new Uint8Array(newSize);if(oldContents){node.contents.set(oldContents.subarray(0,Math.min(newSize,node.usedBytes)))}node.usedBytes=newSize}},node_ops:{getattr(node){var attr={};attr.dev=FS.isChrdev(node.mode)?node.id:1;attr.ino=node.id;attr.mode=node.mode;attr.nlink=1;attr.uid=0;attr.gid=0;attr.rdev=node.rdev;if(FS.isDir(node.mode)){attr.size=4096}else if(FS.isFile(node.mode)){attr.size=node.usedBytes}else if(FS.isLink(node.mode)){attr.size=node.link.length}else{attr.size=0}attr.atime=new Date(node.atime);attr.mtime=new Date(node.mtime);attr.ctime=new Date(node.ctime);attr.blksize=4096;attr.blocks=Math.ceil(attr.size/attr.blksize);return attr},setattr(node,attr){for(const key of["mode","atime","mtime","ctime"]){if(attr[key]!=null){node[key]=attr[key]}}if(attr.size!==undefined){MEMFS.resizeFileStorage(node,attr.size)}},lookup(parent,name){if(!MEMFS.doesNotExistError){MEMFS.doesNotExistError=new FS.ErrnoError(44);MEMFS.doesNotExistError.stack="<generic error, no stack>"}throw MEMFS.doesNotExistError},mknod(parent,name,mode,dev){return MEMFS.createNode(parent,name,mode,dev)},rename(old_node,new_dir,new_name){var new_node;try{new_node=FS.lookupNode(new_dir,new_name)}catch(e){}if(new_node){if(FS.isDir(old_node.mode)){for(var i in new_node.contents){throw new FS.ErrnoError(55)}}FS.hashRemoveNode(new_node)}delete old_node.parent.contents[old_node.name];new_dir.contents[new_name]=old_node;old_node.name=new_name;new_dir.ctime=new_dir.mtime=old_node.parent.ctime=old_node.parent.mtime=Date.now()},unlink(parent,name){delete parent.contents[name];parent.ctime=parent.mtime=Date.now()},rmdir(parent,name){var node=FS.lookupNode(parent,name);for(var i in node.contents){throw new FS.ErrnoError(55)}delete parent.contents[name];parent.ctime=parent.mtime=Date.now()},readdir(node){return[".","..",...Object.keys(node.contents)]},symlink(parent,newname,oldpath){var node=MEMFS.createNode(parent,newname,511|40960,0);node.link=oldpath;return node},readlink(node){if(!FS.isLink(node.mode)){throw new FS.ErrnoError(28)}return node.link}},stream_ops:{read(stream,buffer,offset,length,position){var contents=stream.node.contents;if(position>=stream.node.usedBytes)return 0;var size=Math.min(stream.node.usedBytes-position,length);if(size>8&&contents.subarray){buffer.set(contents.subarray(position,position+size),offset)}else{for(var i=0;i<size;i++)buffer[offset+i]=contents[position+i]}return size},write(stream,buffer,offset,length,position,canOwn){if(buffer.buffer===(growMemViews(),HEAP8).buffer){canOwn=false}if(!length)return 0;var node=stream.node;node.mtime=node.ctime=Date.now();if(buffer.subarray&&(!node.contents||node.contents.subarray)){if(canOwn){node.contents=buffer.subarray(offset,offset+length);node.usedBytes=length;return length}else if(node.usedBytes===0&&position===0){node.contents=buffer.slice(offset,offset+length);node.usedBytes=length;return length}else if(position+length<=node.usedBytes){node.contents.set(buffer.subarray(offset,offset+length),position);return length}}MEMFS.expandFileStorage(node,position+length);if(node.contents.subarray&&buffer.subarray){node.contents.set(buffer.subarray(offset,offset+length),position)}else{for(var i=0;i<length;i++){node.contents[position+i]=buffer[offset+i]}}node.usedBytes=Math.max(node.usedBytes,position+length);return length},llseek(stream,offset,whence){var position=offset;if(whence===1){position+=stream.position}else if(whence===2){if(FS.isFile(stream.node.mode)){position+=stream.node.usedBytes}}if(position<0){throw new FS.ErrnoError(28)}return position},mmap(stream,length,position,prot,flags){if(!FS.isFile(stream.node.mode)){throw new FS.ErrnoError(43)}var ptr;var allocated;var contents=stream.node.contents;if(!(flags&2)&&contents&&contents.buffer===(growMemViews(),HEAP8).buffer){allocated=false;ptr=contents.byteOffset}else{allocated=true;ptr=mmapAlloc(length);if(!ptr){throw new FS.ErrnoError(48)}if(contents){if(position>0||position+length<contents.length){if(contents.subarray){contents=contents.subarray(position,position+length)}else{contents=Array.prototype.slice.call(contents,position,position+length)}}(growMemViews(),HEAP8).set(contents,ptr)}}return{ptr,allocated}},msync(stream,buffer,offset,length,mmapFlags){MEMFS.stream_ops.write(stream,buffer,0,length,offset,false);return 0}}};var FS_modeStringToFlags=str=>{var flagModes={r:0,"r+":2,w:512|64|1,"w+":512|64|2,a:1024|64|1,"a+":1024|64|2};var flags=flagModes[str];if(typeof flags=="undefined"){throw new Error(`Unknown file open mode: ${str}`)}return flags};var FS_getMode=(canRead,canWrite)=>{var mode=0;if(canRead)mode|=292|73;if(canWrite)mode|=146;return mode};var ERRNO_CODES={EPERM:63,ENOENT:44,ESRCH:71,EINTR:27,EIO:29,ENXIO:60,E2BIG:1,ENOEXEC:45,EBADF:8,ECHILD:12,EAGAIN:6,EWOULDBLOCK:6,ENOMEM:48,EACCES:2,EFAULT:21,ENOTBLK:105,EBUSY:10,EEXIST:20,EXDEV:75,ENODEV:43,ENOTDIR:54,EISDIR:31,EINVAL:28,ENFILE:41,EMFILE:33,ENOTTY:59,ETXTBSY:74,EFBIG:22,ENOSPC:51,ESPIPE:70,EROFS:69,EMLINK:34,EPIPE:64,EDOM:18,ERANGE:68,ENOMSG:49,EIDRM:24,ECHRNG:106,EL2NSYNC:156,EL3HLT:107,EL3RST:108,ELNRNG:109,EUNATCH:110,ENOCSI:111,EL2HLT:112,EDEADLK:16,ENOLCK:46,EBADE:113,EBADR:114,EXFULL:115,ENOANO:104,EBADRQC:103,EBADSLT:102,EDEADLOCK:16,EBFONT:101,ENOSTR:100,ENODATA:116,ETIME:117,ENOSR:118,ENONET:119,ENOPKG:120,EREMOTE:121,ENOLINK:47,EADV:122,ESRMNT:123,ECOMM:124,EPROTO:65,EMULTIHOP:36,EDOTDOT:125,EBADMSG:9,ENOTUNIQ:126,EBADFD:127,EREMCHG:128,ELIBACC:129,ELIBBAD:130,ELIBSCN:131,ELIBMAX:132,ELIBEXEC:133,ENOSYS:52,ENOTEMPTY:55,ENAMETOOLONG:37,ELOOP:32,EOPNOTSUPP:138,EPFNOSUPPORT:139,ECONNRESET:15,ENOBUFS:42,EAFNOSUPPORT:5,EPROTOTYPE:67,ENOTSOCK:57,ENOPROTOOPT:50,ESHUTDOWN:140,ECONNREFUSED:14,EADDRINUSE:3,ECONNABORTED:13,ENETUNREACH:40,ENETDOWN:38,ETIMEDOUT:73,EHOSTDOWN:142,EHOSTUNREACH:23,EINPROGRESS:26,EALREADY:7,EDESTADDRREQ:17,EMSGSIZE:35,EPROTONOSUPPORT:66,ESOCKTNOSUPPORT:137,EADDRNOTAVAIL:4,ENETRESET:39,EISCONN:30,ENOTCONN:53,ETOOMANYREFS:141,EUSERS:136,EDQUOT:19,ESTALE:72,ENOTSUP:138,ENOMEDIUM:148,EILSEQ:25,EOVERFLOW:61,ECANCELED:11,ENOTRECOVERABLE:56,EOWNERDEAD:62,ESTRPIPE:135};var NODEFS={isWindows:false,staticInit(){NODEFS.isWindows=!!process.platform.match(/^win/);var flags=process.binding("constants")["fs"];NODEFS.flagsForNodeMap={1024:flags["O_APPEND"],64:flags["O_CREAT"],128:flags["O_EXCL"],256:flags["O_NOCTTY"],0:flags["O_RDONLY"],2:flags["O_RDWR"],4096:flags["O_SYNC"],512:flags["O_TRUNC"],1:flags["O_WRONLY"],131072:flags["O_NOFOLLOW"]}},convertNodeCode(e){var code=e.code;return ERRNO_CODES[code]},tryFSOperation(f){try{return f()}catch(e){if(!e.code)throw e;if(e.code==="UNKNOWN")throw new FS.ErrnoError(28);throw new FS.ErrnoError(NODEFS.convertNodeCode(e))}},mount(mount){return NODEFS.createNode(null,"/",NODEFS.getMode(mount.opts.root),0)},createNode(parent,name,mode,dev){if(!FS.isDir(mode)&&!FS.isFile(mode)&&!FS.isLink(mode)){throw new FS.ErrnoError(28)}var node=FS.createNode(parent,name,mode);node.node_ops=NODEFS.node_ops;node.stream_ops=NODEFS.stream_ops;return node},getMode(path){return NODEFS.tryFSOperation(()=>{var mode=fs.lstatSync(path).mode;if(NODEFS.isWindows){mode|=(mode&292)>>2}return mode})},realPath(node){var parts=[];while(node.parent!==node){parts.push(node.name);node=node.parent}parts.push(node.mount.opts.root);parts.reverse();return PATH.join(...parts)},flagsForNode(flags){flags&=~2097152;flags&=~2048;flags&=~32768;flags&=~524288;flags&=~65536;var newFlags=0;for(var k in NODEFS.flagsForNodeMap){if(flags&k){newFlags|=NODEFS.flagsForNodeMap[k];flags^=k}}if(flags){throw new FS.ErrnoError(28)}return newFlags},getattr(func,node){var stat=NODEFS.tryFSOperation(func);if(NODEFS.isWindows){if(!stat.blksize){stat.blksize=4096}if(!stat.blocks){stat.blocks=(stat.size+stat.blksize-1)/stat.blksize|0}stat.mode|=(stat.mode&292)>>2}return{dev:stat.dev,ino:node.id,mode:stat.mode,nlink:stat.nlink,uid:stat.uid,gid:stat.gid,rdev:stat.rdev,size:stat.size,atime:stat.atime,mtime:stat.mtime,ctime:stat.ctime,blksize:stat.blksize,blocks:stat.blocks}},setattr(arg,node,attr,chmod,utimes,truncate,stat){NODEFS.tryFSOperation(()=>{if(attr.mode!==undefined){var mode=attr.mode;if(NODEFS.isWindows){mode&=384}chmod(arg,mode);node.mode=attr.mode}if(typeof(attr.atime??attr.mtime)==="number"){var atime=new Date(attr.atime??stat(arg).atime);var mtime=new Date(attr.mtime??stat(arg).mtime);utimes(arg,atime,mtime)}if(attr.size!==undefined){truncate(arg,attr.size)}})},node_ops:{getattr(node){var path=NODEFS.realPath(node);return NODEFS.getattr(()=>fs.lstatSync(path),node)},setattr(node,attr){var path=NODEFS.realPath(node);if(attr.mode!=null&&attr.dontFollow){throw new FS.ErrnoError(52)}NODEFS.setattr(path,node,attr,fs.chmodSync,fs.utimesSync,fs.truncateSync,fs.lstatSync)},lookup(parent,name){var path=PATH.join2(NODEFS.realPath(parent),name);var mode=NODEFS.getMode(path);return NODEFS.createNode(parent,name,mode)},mknod(parent,name,mode,dev){var node=NODEFS.createNode(parent,name,mode,dev);var path=NODEFS.realPath(node);NODEFS.tryFSOperation(()=>{if(FS.isDir(node.mode)){fs.mkdirSync(path,node.mode)}else{fs.writeFileSync(path,"",{mode:node.mode})}});return node},rename(oldNode,newDir,newName){var oldPath=NODEFS.realPath(oldNode);var newPath=PATH.join2(NODEFS.realPath(newDir),newName);try{FS.unlink(newPath)}catch(e){}NODEFS.tryFSOperation(()=>fs.renameSync(oldPath,newPath));oldNode.name=newName},unlink(parent,name){var path=PATH.join2(NODEFS.realPath(parent),name);NODEFS.tryFSOperation(()=>fs.unlinkSync(path))},rmdir(parent,name){var path=PATH.join2(NODEFS.realPath(parent),name);NODEFS.tryFSOperation(()=>fs.rmdirSync(path))},readdir(node){var path=NODEFS.realPath(node);return NODEFS.tryFSOperation(()=>fs.readdirSync(path))},symlink(parent,newName,oldPath){var newPath=PATH.join2(NODEFS.realPath(parent),newName);NODEFS.tryFSOperation(()=>fs.symlinkSync(oldPath,newPath))},readlink(node){var path=NODEFS.realPath(node);return NODEFS.tryFSOperation(()=>fs.readlinkSync(path))},statfs(path){var stats=NODEFS.tryFSOperation(()=>fs.statfsSync(path));stats.frsize=stats.bsize;return stats}},stream_ops:{getattr(stream){return NODEFS.getattr(()=>fs.fstatSync(stream.nfd),stream.node)},setattr(stream,attr){NODEFS.setattr(stream.nfd,stream.node,attr,fs.fchmodSync,fs.futimesSync,fs.ftruncateSync,fs.fstatSync)},open(stream){var path=NODEFS.realPath(stream.node);NODEFS.tryFSOperation(()=>{stream.shared.refcount=1;stream.nfd=fs.openSync(path,NODEFS.flagsForNode(stream.flags))})},close(stream){NODEFS.tryFSOperation(()=>{if(stream.nfd&&--stream.shared.refcount===0){fs.closeSync(stream.nfd)}})},dup(stream){stream.shared.refcount++},read(stream,buffer,offset,length,position){return NODEFS.tryFSOperation(()=>fs.readSync(stream.nfd,buffer,offset,length,position))},write(stream,buffer,offset,length,position){return NODEFS.tryFSOperation(()=>fs.writeSync(stream.nfd,buffer,offset,length,position))},llseek(stream,offset,whence){var position=offset;if(whence===1){position+=stream.position}else if(whence===2){if(FS.isFile(stream.node.mode)){NODEFS.tryFSOperation(()=>{var stat=fs.fstatSync(stream.nfd);position+=stat.size})}}if(position<0){throw new FS.ErrnoError(28)}return position},mmap(stream,length,position,prot,flags){if(!FS.isFile(stream.node.mode)){throw new FS.ErrnoError(43)}var ptr=mmapAlloc(length);NODEFS.stream_ops.read(stream,(growMemViews(),HEAP8),ptr,length,position);return{ptr,allocated:true}},msync(stream,buffer,offset,length,mmapFlags){NODEFS.stream_ops.write(stream,buffer,0,length,offset,false);return 0}}};var NODERAWFS={lookup(parent,name){return FS.lookupPath(`${parent.path}/${name}`).node},lookupPath(path,opts={}){if(opts.parent){path=PATH.dirname(path)}var st=fs.lstatSync(path);var mode=NODEFS.getMode(path);return{path,node:{id:st.ino,mode,node_ops:NODERAWFS,path}}},createStandardStreams(){FS.createStream({nfd:0,position:0,path:"/dev/stdin",flags:0,tty:true,seekable:false},0);var paths=[,"/dev/stdout","/dev/stderr"];for(var i=1;i<3;i++){FS.createStream({nfd:i,position:0,path:paths[i],flags:577,tty:true,seekable:false},i)}},cwd(){return process.cwd()},chdir(...args){process.chdir(...args)},mknod(path,mode){if(FS.isDir(path)){fs.mkdirSync(path,mode)}else{fs.writeFileSync(path,"",{mode})}},mkdir(...args){fs.mkdirSync(...args)},symlink(...args){fs.symlinkSync(...args)},rename(...args){fs.renameSync(...args)},rmdir(...args){fs.rmdirSync(...args)},readdir(...args){return[".",".."].concat(fs.readdirSync(...args))},unlink(...args){fs.unlinkSync(...args)},readlink(...args){return fs.readlinkSync(...args)},stat(path,dontFollow){var stat=dontFollow?fs.lstatSync(path):fs.statSync(path);if(NODEFS.isWindows){stat.mode|=(stat.mode&292)>>2}return stat},fstat(fd){var stream=FS.getStreamChecked(fd);return fs.fstatSync(stream.nfd)},statfs(path){var defaults={fsid:42,flags:2,namelen:255};return Object.assign(defaults,fs.statfsSync(path))},statfsStream(stream){return FS.statfs(stream.path)},chmod(path,mode,dontFollow){mode&=4095;if(NODEFS.isWindows){mode&=384}if(dontFollow&&fs.lstatSync(path).isSymbolicLink()){throw new FS.ErrnoError(138)}fs.chmodSync(path,mode)},fchmod(fd,mode){var stream=FS.getStreamChecked(fd);fs.fchmodSync(stream.nfd,mode)},chown(...args){fs.chownSync(...args)},fchown(fd,owner,group){var stream=FS.getStreamChecked(fd);fs.fchownSync(stream.nfd,owner,group)},truncate(path,len){if(len<0){throw new FS.ErrnoError(28)}return fs.truncateSync(path,len)},ftruncate(fd,len){if(len<0){throw new FS.ErrnoError(28)}var stream=FS.getStreamChecked(fd);fs.ftruncateSync(stream.nfd,len)},utime(path,atime,mtime){if(atime===null||mtime===null){var st=fs.statSync(path);atime||=st.atimeMs;mtime||=st.mtimeMs}fs.utimesSync(path,atime/1e3,mtime/1e3)},open(path,flags,mode){if(typeof flags=="string"){flags=FS_modeStringToFlags(flags)}var pathTruncated=path.split("/").map(s=>s.slice(0,255)).join("/");var nfd=fs.openSync(pathTruncated,NODEFS.flagsForNode(flags),mode);var st=fs.fstatSync(nfd);if(flags&65536&&!st.isDirectory()){fs.closeSync(nfd);throw new FS.ErrnoError(ERRNO_CODES.ENOTDIR)}var newMode=NODEFS.getMode(pathTruncated);var node={id:st.ino,mode:newMode,node_ops:NODERAWFS,path};return FS.createStream({nfd,position:0,path,flags,node,seekable:true})},createStream(stream,fd){var rtn=VFS.createStream(stream,fd);if(typeof rtn.shared.refcnt=="undefined"){rtn.shared.refcnt=1}else{rtn.shared.refcnt++}return rtn},close(stream){VFS.closeStream(stream.fd);if(!stream.stream_ops&&--stream.shared.refcnt<=0&&stream.nfd>2){fs.closeSync(stream.nfd)}},llseek(stream,offset,whence){if(stream.stream_ops){return VFS.llseek(stream,offset,whence)}var position=offset;if(whence===1){position+=stream.position}else if(whence===2){position+=fs.fstatSync(stream.nfd).size}else if(whence!==0){throw new FS.ErrnoError(28)}if(position<0){throw new FS.ErrnoError(28)}stream.position=position;return position},read(stream,buffer,offset,length,position){if(stream.stream_ops){return VFS.read(stream,buffer,offset,length,position)}var seeking=typeof position!="undefined";if(!seeking&&stream.seekable)position=stream.position;var bytesRead=fs.readSync(stream.nfd,buffer,offset,length,position);if(!seeking)stream.position+=bytesRead;return bytesRead},write(stream,buffer,offset,length,position){if(stream.stream_ops){return VFS.write(stream,buffer,offset,length,position)}if(stream.flags&+"1024"){FS.llseek(stream,0,+"2")}var seeking=typeof position!="undefined";if(!seeking&&stream.seekable)position=stream.position;var bytesWritten=fs.writeSync(stream.nfd,buffer,offset,length,position);if(!seeking)stream.position+=bytesWritten;return bytesWritten},mmap(stream,length,position,prot,flags){if(!length){throw new FS.ErrnoError(28)}if(stream.stream_ops){return VFS.mmap(stream,length,position,prot,flags)}var ptr=mmapAlloc(length);FS.read(stream,(growMemViews(),HEAP8),ptr,length,position);return{ptr,allocated:true}},msync(stream,buffer,offset,length,mmapFlags){if(stream.stream_ops){return VFS.msync(stream,buffer,offset,length,mmapFlags)}FS.write(stream,buffer,0,length,offset);return 0},ioctl(){throw new FS.ErrnoError(59)}};var asyncLoad=async url=>{var arrayBuffer=await readAsync(url);return new Uint8Array(arrayBuffer)};var FS_createDataFile=(...args)=>FS.createDataFile(...args);var getUniqueRunDependency=id=>id;var preloadPlugins=[];var FS_handledByPreloadPlugin=async(byteArray,fullname)=>{if(typeof Browser!="undefined")Browser.init();for(var plugin of preloadPlugins){if(plugin["canHandle"](fullname)){return plugin["handle"](byteArray,fullname)}}return byteArray};var FS_preloadFile=async(parent,name,url,canRead,canWrite,dontCreateFile,canOwn,preFinish)=>{var fullname=name?PATH_FS.resolve(PATH.join2(parent,name)):parent;var dep=getUniqueRunDependency(`cp ${fullname}`);addRunDependency(dep);try{var byteArray=url;if(typeof url=="string"){byteArray=await asyncLoad(url)}byteArray=await FS_handledByPreloadPlugin(byteArray,fullname);preFinish?.();if(!dontCreateFile){FS_createDataFile(parent,name,byteArray,canRead,canWrite,canOwn)}}finally{removeRunDependency(dep)}};var FS_createPreloadedFile=(parent,name,url,canRead,canWrite,onload,onerror,dontCreateFile,canOwn,preFinish)=>{FS_preloadFile(parent,name,url,canRead,canWrite,dontCreateFile,canOwn,preFinish).then(onload).catch(onerror)};var FS={root:null,mounts:[],devices:{},streams:[],nextInode:1,nameTable:null,currentPath:"/",initialized:false,ignorePermissions:true,filesystems:null,syncFSRequests:0,readFiles:{},ErrnoError:class{name="ErrnoError";constructor(errno){this.errno=errno}},FSStream:class{shared={};get object(){return this.node}set object(val){this.node=val}get isRead(){return(this.flags&2097155)!==1}get isWrite(){return(this.flags&2097155)!==0}get isAppend(){return this.flags&1024}get flags(){return this.shared.flags}set flags(val){this.shared.flags=val}get position(){return this.shared.position}set position(val){this.shared.position=val}},FSNode:class{node_ops={};stream_ops={};readMode=292|73;writeMode=146;mounted=null;constructor(parent,name,mode,rdev){if(!parent){parent=this}this.parent=parent;this.mount=parent.mount;this.id=FS.nextInode++;this.name=name;this.mode=mode;this.rdev=rdev;this.atime=this.mtime=this.ctime=Date.now()}get read(){return(this.mode&this.readMode)===this.readMode}set read(val){val?this.mode|=this.readMode:this.mode&=~this.readMode}get write(){return(this.mode&this.writeMode)===this.writeMode}set write(val){val?this.mode|=this.writeMode:this.mode&=~this.writeMode}get isFolder(){return FS.isDir(this.mode)}get isDevice(){return FS.isChrdev(this.mode)}},lookupPath(path,opts={}){if(!path){throw new FS.ErrnoError(44)}opts.follow_mount??=true;if(!PATH.isAbs(path)){path=FS.cwd()+"/"+path}linkloop:for(var nlinks=0;nlinks<40;nlinks++){var parts=path.split("/").filter(p=>!!p);var current=FS.root;var current_path="/";for(var i=0;i<parts.length;i++){var islast=i===parts.length-1;if(islast&&opts.parent){break}if(parts[i]==="."){continue}if(parts[i]===".."){current_path=PATH.dirname(current_path);if(FS.isRoot(current)){path=current_path+"/"+parts.slice(i+1).join("/");nlinks--;continue linkloop}else{current=current.parent}continue}current_path=PATH.join2(current_path,parts[i]);try{current=FS.lookupNode(current,parts[i])}catch(e){if(e?.errno===44&&islast&&opts.noent_okay){return{path:current_path}}throw e}if(FS.isMountpoint(current)&&(!islast||opts.follow_mount)){current=current.mounted.root}if(FS.isLink(current.mode)&&(!islast||opts.follow)){if(!current.node_ops.readlink){throw new FS.ErrnoError(52)}var link=current.node_ops.readlink(current);if(!PATH.isAbs(link)){link=PATH.dirname(current_path)+"/"+link}path=link+"/"+parts.slice(i+1).join("/");continue linkloop}}return{path:current_path,node:current}}throw new FS.ErrnoError(32)},getPath(node){var path;while(true){if(FS.isRoot(node)){var mount=node.mount.mountpoint;if(!path)return mount;return mount[mount.length-1]!=="/"?`${mount}/${path}`:mount+path}path=path?`${node.name}/${path}`:node.name;node=node.parent}},hashName(parentid,name){var hash=0;for(var i=0;i<name.length;i++){hash=(hash<<5)-hash+name.charCodeAt(i)|0}return(parentid+hash>>>0)%FS.nameTable.length},hashAddNode(node){var hash=FS.hashName(node.parent.id,node.name);node.name_next=FS.nameTable[hash];FS.nameTable[hash]=node},hashRemoveNode(node){var hash=FS.hashName(node.parent.id,node.name);if(FS.nameTable[hash]===node){FS.nameTable[hash]=node.name_next}else{var current=FS.nameTable[hash];while(current){if(current.name_next===node){current.name_next=node.name_next;break}current=current.name_next}}},lookupNode(parent,name){var errCode=FS.mayLookup(parent);if(errCode){throw new FS.ErrnoError(errCode)}var hash=FS.hashName(parent.id,name);for(var node=FS.nameTable[hash];node;node=node.name_next){var nodeName=node.name;if(node.parent.id===parent.id&&nodeName===name){return node}}return FS.lookup(parent,name)},createNode(parent,name,mode,rdev){var node=new FS.FSNode(parent,name,mode,rdev);FS.hashAddNode(node);return node},destroyNode(node){FS.hashRemoveNode(node)},isRoot(node){return node===node.parent},isMountpoint(node){return!!node.mounted},isFile(mode){return(mode&61440)===32768},isDir(mode){return(mode&61440)===16384},isLink(mode){return(mode&61440)===40960},isChrdev(mode){return(mode&61440)===8192},isBlkdev(mode){return(mode&61440)===24576},isFIFO(mode){return(mode&61440)===4096},isSocket(mode){return(mode&49152)===49152},flagsToPermissionString(flag){var perms=["r","w","rw"][flag&3];if(flag&512){perms+="w"}return perms},nodePermissions(node,perms){if(FS.ignorePermissions){return 0}if(perms.includes("r")&&!(node.mode&292)){return 2}else if(perms.includes("w")&&!(node.mode&146)){return 2}else if(perms.includes("x")&&!(node.mode&73)){return 2}return 0},mayLookup(dir){if(!FS.isDir(dir.mode))return 54;var errCode=FS.nodePermissions(dir,"x");if(errCode)return errCode;if(!dir.node_ops.lookup)return 2;return 0},mayCreate(dir,name){if(!FS.isDir(dir.mode)){return 54}try{var node=FS.lookupNode(dir,name);return 20}catch(e){}return FS.nodePermissions(dir,"wx")},mayDelete(dir,name,isdir){var node;try{node=FS.lookupNode(dir,name)}catch(e){return e.errno}var errCode=FS.nodePermissions(dir,"wx");if(errCode){return errCode}if(isdir){if(!FS.isDir(node.mode)){return 54}if(FS.isRoot(node)||FS.getPath(node)===FS.cwd()){return 10}}else{if(FS.isDir(node.mode)){return 31}}return 0},mayOpen(node,flags){if(!node){return 44}if(FS.isLink(node.mode)){return 32}else if(FS.isDir(node.mode)){if(FS.flagsToPermissionString(flags)!=="r"||flags&(512|64)){return 31}}return FS.nodePermissions(node,FS.flagsToPermissionString(flags))},checkOpExists(op,err){if(!op){throw new FS.ErrnoError(err)}return op},MAX_OPEN_FDS:4096,nextfd(){for(var fd=0;fd<=FS.MAX_OPEN_FDS;fd++){if(!FS.streams[fd]){return fd}}throw new FS.ErrnoError(33)},getStreamChecked(fd){var stream=FS.getStream(fd);if(!stream){throw new FS.ErrnoError(8)}return stream},getStream:fd=>FS.streams[fd],createStream(stream,fd=-1){stream=Object.assign(new FS.FSStream,stream);if(fd==-1){fd=FS.nextfd()}stream.fd=fd;FS.streams[fd]=stream;return stream},closeStream(fd){FS.streams[fd]=null},dupStream(origStream,fd=-1){var stream=FS.createStream(origStream,fd);stream.stream_ops?.dup?.(stream);return st