@gdquest/gd-exercise-react/dist/godot.editor.js

React project for GDExercise.

var Godot = (() => {
  var _scriptDir = typeof document !== 'undefined' && document.currentScript ? document.currentScript.src : undefined;
  
  return (
function(moduleArg = {}) {

// Support for growable heap + pthreads, where the buffer may change, so JS views
// must be updated.
function GROWABLE_HEAP_I8() {
  if (wasmMemory.buffer != HEAP8.buffer) {
    updateMemoryViews();
  }
  return HEAP8;
}
function GROWABLE_HEAP_U8() {
  if (wasmMemory.buffer != HEAP8.buffer) {
    updateMemoryViews();
  }
  return HEAPU8;
}
function GROWABLE_HEAP_I16() {
  if (wasmMemory.buffer != HEAP8.buffer) {
    updateMemoryViews();
  }
  return HEAP16;
}
function GROWABLE_HEAP_U16() {
  if (wasmMemory.buffer != HEAP8.buffer) {
    updateMemoryViews();
  }
  return HEAPU16;
}
function GROWABLE_HEAP_I32() {
  if (wasmMemory.buffer != HEAP8.buffer) {
    updateMemoryViews();
  }
  return HEAP32;
}
function GROWABLE_HEAP_U32() {
  if (wasmMemory.buffer != HEAP8.buffer) {
    updateMemoryViews();
  }
  return HEAPU32;
}
function GROWABLE_HEAP_F32() {
  if (wasmMemory.buffer != HEAP8.buffer) {
    updateMemoryViews();
  }
  return HEAPF32;
}
function GROWABLE_HEAP_F64() {
  if (wasmMemory.buffer != HEAP8.buffer) {
    updateMemoryViews();
  }
  return HEAPF64;
}

var Module = moduleArg;

var readyPromiseResolve, readyPromiseReject;

Module["ready"] = new Promise((resolve, reject) => {
 readyPromiseResolve = resolve;
 readyPromiseReject = reject;
});

[ "_main", "__emscripten_thread_init", "__emscripten_thread_exit", "__emscripten_thread_crashed", "__emscripten_thread_mailbox_await", "__emscripten_tls_init", "_pthread_self", "checkMailbox", "establishStackSpace", "invokeEntryPoint", "PThread", "___indirect_function_table", "__Z14godot_web_mainiPPc", "_fflush", "__emwebxr_on_input_event", "__emwebxr_on_simple_event", "__emscripten_proxy_main", "__emscripten_check_mailbox", "onRuntimeInitialized" ].forEach(prop => {
 if (!Object.getOwnPropertyDescriptor(Module["ready"], prop)) {
  Object.defineProperty(Module["ready"], prop, {
   get: () => abort("You are getting " + prop + " on the Promise object, instead of the instance. Use .then() to get called back with the instance, see the MODULARIZE docs in src/settings.js"),
   set: () => abort("You are setting " + prop + " on the Promise object, instead of the instance. Use .then() to get called back with the instance, see the MODULARIZE docs in src/settings.js")
  });
 }
});

var moduleOverrides = Object.assign({}, Module);

var arguments_ = [];

var thisProgram = "./this.program";

var quit_ = (status, toThrow) => {
 throw toThrow;
};

var ENVIRONMENT_IS_WEB = typeof window == "object";

var ENVIRONMENT_IS_WORKER = typeof importScripts == "function";

var ENVIRONMENT_IS_NODE = typeof process == "object" && typeof process.versions == "object" && typeof process.versions.node == "string";

var ENVIRONMENT_IS_SHELL = !ENVIRONMENT_IS_WEB && !ENVIRONMENT_IS_NODE && !ENVIRONMENT_IS_WORKER;

if (Module["ENVIRONMENT"]) {
 throw new Error("Module.ENVIRONMENT has been deprecated. To force the environment, use the ENVIRONMENT compile-time option (for example, -sENVIRONMENT=web or -sENVIRONMENT=node)");
}

var ENVIRONMENT_IS_PTHREAD = Module["ENVIRONMENT_IS_PTHREAD"] || false;

var scriptDirectory = "";

function locateFile(path) {
 if (Module["locateFile"]) {
  return Module["locateFile"](path, scriptDirectory);
 }
 return scriptDirectory + path;
}

var read_, readAsync, readBinary, setWindowTitle;

if (ENVIRONMENT_IS_SHELL) {
 if (typeof process == "object" && typeof require === "function" || typeof window == "object" || typeof importScripts == "function") throw new Error("not compiled for this environment (did you build to HTML and try to run it not on the web, or set ENVIRONMENT to something - like node - and run it someplace else - like on the web?)");
 if (typeof read != "undefined") {
  read_ = read;
 }
 readBinary = f => {
  if (typeof readbuffer == "function") {
   return new Uint8Array(readbuffer(f));
  }
  let data = read(f, "binary");
  assert(typeof data == "object");
  return data;
 };
 readAsync = (f, onload, onerror) => {
  setTimeout(() => onload(readBinary(f)));
 };
 if (typeof clearTimeout == "undefined") {
  globalThis.clearTimeout = id => {};
 }
 if (typeof setTimeout == "undefined") {
  globalThis.setTimeout = f => typeof f == "function" ? f() : abort();
 }
 if (typeof scriptArgs != "undefined") {
  arguments_ = scriptArgs;
 } else if (typeof arguments != "undefined") {
  arguments_ = arguments;
 }
 if (typeof quit == "function") {
  quit_ = (status, toThrow) => {
   setTimeout(() => {
    if (!(toThrow instanceof ExitStatus)) {
     let toLog = toThrow;
     if (toThrow && typeof toThrow == "object" && toThrow.stack) {
      toLog = [ toThrow, toThrow.stack ];
     }
     err(`exiting due to exception: ${toLog}`);
    }
    quit(status);
   });
   throw toThrow;
  };
 }
 if (typeof print != "undefined") {
  if (typeof console == "undefined") console = {};
  console.log = print;
  console.warn = console.error = typeof printErr != "undefined" ? printErr : print;
 }
} else if (ENVIRONMENT_IS_WEB || ENVIRONMENT_IS_WORKER) {
 if (ENVIRONMENT_IS_WORKER) {
  scriptDirectory = self.location.href;
 } else if (typeof document != "undefined" && document.currentScript) {
  scriptDirectory = document.currentScript.src;
 }
 if (_scriptDir) {
  scriptDirectory = _scriptDir;
 }
 if (scriptDirectory.indexOf("blob:") !== 0) {
  scriptDirectory = scriptDirectory.substr(0, scriptDirectory.replace(/[?#].*/, "").lastIndexOf("/") + 1);
 } else {
  scriptDirectory = "";
 }
 if (!(typeof window == "object" || typeof importScripts == "function")) throw new Error("not compiled for this environment (did you build to HTML and try to run it not on the web, or set ENVIRONMENT to something - like node - and run it someplace else - like on the web?)");
 {
  read_ = url => {
   var xhr = new XMLHttpRequest;
   xhr.open("GET", url, false);
   xhr.send(null);
   return xhr.responseText;
  };
  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 = (url, onload, onerror) => {
   var xhr = new XMLHttpRequest;
   xhr.open("GET", url, true);
   xhr.responseType = "arraybuffer";
   xhr.onload = () => {
    if (xhr.status == 200 || xhr.status == 0 && xhr.response) {
     onload(xhr.response);
     return;
    }
    onerror();
   };
   xhr.onerror = onerror;
   xhr.send(null);
  };
 }
 setWindowTitle = title => document.title = title;
} else {
 throw new Error("environment detection error");
}

var out = Module["print"] || console.log.bind(console);

var err = Module["printErr"] || console.error.bind(console);

Object.assign(Module, moduleOverrides);

moduleOverrides = null;

checkIncomingModuleAPI();

if (Module["arguments"]) arguments_ = Module["arguments"];

legacyModuleProp("arguments", "arguments_");

if (Module["thisProgram"]) thisProgram = Module["thisProgram"];

legacyModuleProp("thisProgram", "thisProgram");

if (Module["quit"]) quit_ = Module["quit"];

legacyModuleProp("quit", "quit_");

assert(typeof Module["memoryInitializerPrefixURL"] == "undefined", "Module.memoryInitializerPrefixURL option was removed, use Module.locateFile instead");

assert(typeof Module["pthreadMainPrefixURL"] == "undefined", "Module.pthreadMainPrefixURL option was removed, use Module.locateFile instead");

assert(typeof Module["cdInitializerPrefixURL"] == "undefined", "Module.cdInitializerPrefixURL option was removed, use Module.locateFile instead");

assert(typeof Module["filePackagePrefixURL"] == "undefined", "Module.filePackagePrefixURL option was removed, use Module.locateFile instead");

assert(typeof Module["read"] == "undefined", "Module.read option was removed (modify read_ in JS)");

assert(typeof Module["readAsync"] == "undefined", "Module.readAsync option was removed (modify readAsync in JS)");

assert(typeof Module["readBinary"] == "undefined", "Module.readBinary option was removed (modify readBinary in JS)");

assert(typeof Module["setWindowTitle"] == "undefined", "Module.setWindowTitle option was removed (modify setWindowTitle in JS)");

assert(typeof Module["TOTAL_MEMORY"] == "undefined", "Module.TOTAL_MEMORY has been renamed Module.INITIAL_MEMORY");

legacyModuleProp("asm", "wasmExports");

legacyModuleProp("read", "read_");

legacyModuleProp("readAsync", "readAsync");

legacyModuleProp("readBinary", "readBinary");

legacyModuleProp("setWindowTitle", "setWindowTitle");

var PROXYFS = "PROXYFS is no longer included by default; build with -lproxyfs.js";

var WORKERFS = "WORKERFS is no longer included by default; build with -lworkerfs.js";

var NODEFS = "NODEFS is no longer included by default; build with -lnodefs.js";

assert(ENVIRONMENT_IS_WEB || ENVIRONMENT_IS_WORKER || ENVIRONMENT_IS_NODE, "Pthreads do not work in this environment yet (need Web Workers, or an alternative to them)");

assert(!ENVIRONMENT_IS_NODE, "node environment detected but not enabled at build time.  Add 'node' to `-sENVIRONMENT` to enable.");

assert(!ENVIRONMENT_IS_SHELL, "shell environment detected but not enabled at build time.  Add 'shell' to `-sENVIRONMENT` to enable.");

var wasmBinary;

if (Module["wasmBinary"]) wasmBinary = Module["wasmBinary"];

legacyModuleProp("wasmBinary", "wasmBinary");

var noExitRuntime = Module["noExitRuntime"] || false;

legacyModuleProp("noExitRuntime", "noExitRuntime");

if (typeof WebAssembly != "object") {
 abort("no native wasm support detected");
}

var wasmMemory;

var wasmExports;

var wasmModule;

var ABORT = false;

var EXITSTATUS;

function assert(condition, text) {
 if (!condition) {
  abort("Assertion failed" + (text ? ": " + text : ""));
 }
}

var HEAP, HEAP8, HEAPU8, HEAP16, HEAPU16, HEAP32, HEAPU32, HEAPF32, HEAP64, HEAPU64, HEAPF64;

function updateMemoryViews() {
 var b = wasmMemory.buffer;
 Module["HEAP8"] = HEAP8 = new Int8Array(b);
 Module["HEAP16"] = HEAP16 = new Int16Array(b);
 Module["HEAP32"] = HEAP32 = new Int32Array(b);
 Module["HEAPU8"] = HEAPU8 = new Uint8Array(b);
 Module["HEAPU16"] = HEAPU16 = new Uint16Array(b);
 Module["HEAPU32"] = HEAPU32 = new Uint32Array(b);
 Module["HEAPF32"] = HEAPF32 = new Float32Array(b);
 Module["HEAPF64"] = HEAPF64 = new Float64Array(b);
 Module["HEAP64"] = HEAP64 = new BigInt64Array(b);
 Module["HEAPU64"] = HEAPU64 = new BigUint64Array(b);
}

assert(!Module["STACK_SIZE"], "STACK_SIZE can no longer be set at runtime.  Use -sSTACK_SIZE at link time");

assert(typeof Int32Array != "undefined" && typeof Float64Array !== "undefined" && Int32Array.prototype.subarray != undefined && Int32Array.prototype.set != undefined, "JS engine does not provide full typed array support");

var INITIAL_MEMORY = Module["INITIAL_MEMORY"] || 67108864;

legacyModuleProp("INITIAL_MEMORY", "INITIAL_MEMORY");

assert(INITIAL_MEMORY >= 65536, "INITIAL_MEMORY should be larger than STACK_SIZE, was " + INITIAL_MEMORY + "! (STACK_SIZE=" + 65536 + ")");

if (ENVIRONMENT_IS_PTHREAD) {
 wasmMemory = Module["wasmMemory"];
} else {
 if (Module["wasmMemory"]) {
  wasmMemory = Module["wasmMemory"];
 } else {
  wasmMemory = new WebAssembly.Memory({
   "initial": INITIAL_MEMORY / 65536,
   "maximum": 2147483648 / 65536,
   "shared": true
  });
  if (!(wasmMemory.buffer instanceof SharedArrayBuffer)) {
   err("requested a shared WebAssembly.Memory but the returned buffer is not a SharedArrayBuffer, indicating that while the browser has SharedArrayBuffer it does not have WebAssembly threads support - you may need to set a flag");
   if (ENVIRONMENT_IS_NODE) {
    err("(on node you may need: --experimental-wasm-threads --experimental-wasm-bulk-memory and/or recent version)");
   }
   throw Error("bad memory");
  }
 }
}

updateMemoryViews();

INITIAL_MEMORY = wasmMemory.buffer.byteLength;

assert(INITIAL_MEMORY % 65536 === 0);

var wasmTable;

function writeStackCookie() {
 var max = _emscripten_stack_get_end();
 assert((max & 3) == 0);
 if (max == 0) {
  max += 4;
 }
 GROWABLE_HEAP_U32()[max >> 2] = 34821223;
 GROWABLE_HEAP_U32()[max + 4 >> 2] = 2310721022;
 GROWABLE_HEAP_U32()[0 >> 2] = 1668509029;
}

function checkStackCookie() {
 if (ABORT) return;
 var max = _emscripten_stack_get_end();
 if (max == 0) {
  max += 4;
 }
 var cookie1 = GROWABLE_HEAP_U32()[max >> 2];
 var cookie2 = GROWABLE_HEAP_U32()[max + 4 >> 2];
 if (cookie1 != 34821223 || cookie2 != 2310721022) {
  abort(`Stack overflow! Stack cookie has been overwritten at ${ptrToString(max)}, expected hex dwords 0x89BACDFE and 0x2135467, but received ${ptrToString(cookie2)} ${ptrToString(cookie1)}`);
 }
 if (GROWABLE_HEAP_U32()[0 >> 2] != 1668509029) {
  abort("Runtime error: The application has corrupted its heap memory area (address zero)!");
 }
}

(function() {
 var h16 = new Int16Array(1);
 var h8 = new Int8Array(h16.buffer);
 h16[0] = 25459;
 if (h8[0] !== 115 || h8[1] !== 99) throw "Runtime error: expected the system to be little-endian! (Run with -sSUPPORT_BIG_ENDIAN to bypass)";
})();

var __ATPRERUN__ = [];

var __ATINIT__ = [];

var __ATMAIN__ = [];

var __ATEXIT__ = [];

var __ATPOSTRUN__ = [];

var runtimeInitialized = false;

var runtimeExited = false;

var runtimeKeepaliveCounter = 0;

function keepRuntimeAlive() {
 return noExitRuntime || runtimeKeepaliveCounter > 0;
}

function preRun() {
 assert(!ENVIRONMENT_IS_PTHREAD);
 if (Module["preRun"]) {
  if (typeof Module["preRun"] == "function") Module["preRun"] = [ Module["preRun"] ];
  while (Module["preRun"].length) {
   addOnPreRun(Module["preRun"].shift());
  }
 }
 callRuntimeCallbacks(__ATPRERUN__);
}

function initRuntime() {
 assert(!runtimeInitialized);
 runtimeInitialized = true;
 if (ENVIRONMENT_IS_PTHREAD) return;
 checkStackCookie();
 if (!Module["noFSInit"] && !FS.init.initialized) FS.init();
 FS.ignorePermissions = false;
 TTY.init();
 SOCKFS.root = FS.mount(SOCKFS, {}, null);
 callRuntimeCallbacks(__ATINIT__);
}

function preMain() {
 checkStackCookie();
 if (ENVIRONMENT_IS_PTHREAD) return;
 callRuntimeCallbacks(__ATMAIN__);
}

function exitRuntime() {
 assert(!runtimeExited);
 checkStackCookie();
 if (ENVIRONMENT_IS_PTHREAD) return;
 ___funcs_on_exit();
 callRuntimeCallbacks(__ATEXIT__);
 FS.quit();
 TTY.shutdown();
 IDBFS.quit();
 PThread.terminateAllThreads();
 runtimeExited = true;
}

function postRun() {
 checkStackCookie();
 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(__ATPOSTRUN__);
}

function addOnPreRun(cb) {
 __ATPRERUN__.unshift(cb);
}

function addOnInit(cb) {
 __ATINIT__.unshift(cb);
}

function addOnPreMain(cb) {
 __ATMAIN__.unshift(cb);
}

function addOnExit(cb) {
 __ATEXIT__.unshift(cb);
}

function addOnPostRun(cb) {
 __ATPOSTRUN__.unshift(cb);
}

assert(Math.imul, "This browser does not support Math.imul(), build with LEGACY_VM_SUPPORT or POLYFILL_OLD_MATH_FUNCTIONS to add in a polyfill");

assert(Math.fround, "This browser does not support Math.fround(), build with LEGACY_VM_SUPPORT or POLYFILL_OLD_MATH_FUNCTIONS to add in a polyfill");

assert(Math.clz32, "This browser does not support Math.clz32(), build with LEGACY_VM_SUPPORT or POLYFILL_OLD_MATH_FUNCTIONS to add in a polyfill");

assert(Math.trunc, "This browser does not support Math.trunc(), build with LEGACY_VM_SUPPORT or POLYFILL_OLD_MATH_FUNCTIONS to add in a polyfill");

var runDependencies = 0;

var runDependencyWatcher = null;

var dependenciesFulfilled = null;

var runDependencyTracking = {};

function getUniqueRunDependency(id) {
 var orig = id;
 while (1) {
  if (!runDependencyTracking[id]) return id;
  id = orig + Math.random();
 }
}

function addRunDependency(id) {
 runDependencies++;
 if (Module["monitorRunDependencies"]) {
  Module["monitorRunDependencies"](runDependencies);
 }
 if (id) {
  assert(!runDependencyTracking[id]);
  runDependencyTracking[id] = 1;
  if (runDependencyWatcher === null && typeof setInterval != "undefined") {
   runDependencyWatcher = setInterval(() => {
    if (ABORT) {
     clearInterval(runDependencyWatcher);
     runDependencyWatcher = null;
     return;
    }
    var shown = false;
    for (var dep in runDependencyTracking) {
     if (!shown) {
      shown = true;
      err("still waiting on run dependencies:");
     }
     err("dependency: " + dep);
    }
    if (shown) {
     err("(end of list)");
    }
   }, 1e4);
  }
 } else {
  err("warning: run dependency added without ID");
 }
}

function removeRunDependency(id) {
 runDependencies--;
 if (Module["monitorRunDependencies"]) {
  Module["monitorRunDependencies"](runDependencies);
 }
 if (id) {
  assert(runDependencyTracking[id]);
  delete runDependencyTracking[id];
 } else {
  err("warning: run dependency removed without ID");
 }
 if (runDependencies == 0) {
  if (runDependencyWatcher !== null) {
   clearInterval(runDependencyWatcher);
   runDependencyWatcher = null;
  }
  if (dependenciesFulfilled) {
   var callback = dependenciesFulfilled;
   dependenciesFulfilled = null;
   callback();
  }
 }
}

function abort(what) {
 if (Module["onAbort"]) {
  Module["onAbort"](what);
 }
 what = "Aborted(" + what + ")";
 err(what);
 ABORT = true;
 EXITSTATUS = 1;
 var e = new WebAssembly.RuntimeError(what);
 readyPromiseReject(e);
 throw e;
}

var dataURIPrefix = "data:application/octet-stream;base64,";

function isDataURI(filename) {
 return filename.startsWith(dataURIPrefix);
}

function isFileURI(filename) {
 return filename.startsWith("file://");
}

function createExportWrapper(name) {
 return function() {
  assert(runtimeInitialized, `native function \`${name}\` called before runtime initialization`);
  assert(!runtimeExited, `native function \`${name}\` called after runtime exit (use NO_EXIT_RUNTIME to keep it alive after main() exits)`);
  var f = wasmExports[name];
  assert(f, `exported native function \`${name}\` not found`);
  return f.apply(null, arguments);
 };
}

var wasmBinaryFile;

wasmBinaryFile = "godot.web.template_debug.dev.wasm32.wasm";

if (!isDataURI(wasmBinaryFile)) {
 wasmBinaryFile = locateFile(wasmBinaryFile);
}

function getBinarySync(file) {
 if (file == wasmBinaryFile && wasmBinary) {
  return new Uint8Array(wasmBinary);
 }
 if (readBinary) {
  return readBinary(file);
 }
 throw "both async and sync fetching of the wasm failed";
}

function getBinaryPromise(binaryFile) {
 if (!wasmBinary && (ENVIRONMENT_IS_WEB || ENVIRONMENT_IS_WORKER)) {
  if (typeof fetch == "function") {
   return fetch(binaryFile, {
    credentials: "same-origin"
   }).then(response => {
    if (!response["ok"]) {
     throw "failed to load wasm binary file at '" + binaryFile + "'";
    }
    return response["arrayBuffer"]();
   }).catch(() => getBinarySync(binaryFile));
  }
 }
 return Promise.resolve().then(() => getBinarySync(binaryFile));
}

function instantiateArrayBuffer(binaryFile, imports, receiver) {
 return getBinaryPromise(binaryFile).then(binary => WebAssembly.instantiate(binary, imports)).then(instance => instance).then(receiver, reason => {
  err("failed to asynchronously prepare wasm: " + reason);
  if (isFileURI(wasmBinaryFile)) {
   err("warning: Loading from a file URI (" + wasmBinaryFile + ") is not supported in most browsers. See https://emscripten.org/docs/getting_started/FAQ.html#how-do-i-run-a-local-webserver-for-testing-why-does-my-program-stall-in-downloading-or-preparing");
  }
  abort(reason);
 });
}

function instantiateAsync(binary, binaryFile, imports, callback) {
 if (!binary && typeof WebAssembly.instantiateStreaming == "function" && !isDataURI(binaryFile) && typeof fetch == "function") {
  return fetch(binaryFile, {
   credentials: "same-origin"
  }).then(response => {
   var result = WebAssembly.instantiateStreaming(response, imports);
   return result.then(callback, function(reason) {
    err("wasm streaming compile failed: " + reason);
    err("falling back to ArrayBuffer instantiation");
    return instantiateArrayBuffer(binaryFile, imports, callback);
   });
  });
 }
 return instantiateArrayBuffer(binaryFile, imports, callback);
}

function createWasm() {
 var info = {
  "env": wasmImports,
  "wasi_snapshot_preview1": wasmImports
 };
 function receiveInstance(instance, module) {
  var exports = instance.exports;
  wasmExports = exports;
  registerTLSInit(wasmExports["_emscripten_tls_init"]);
  wasmTable = wasmExports["__indirect_function_table"];
  assert(wasmTable, "table not found in wasm exports");
  addOnInit(wasmExports["__wasm_call_ctors"]);
  wasmModule = module;
  removeRunDependency("wasm-instantiate");
  return exports;
 }
 addRunDependency("wasm-instantiate");
 var trueModule = Module;
 function receiveInstantiationResult(result) {
  assert(Module === trueModule, "the Module object should not be replaced during async compilation - perhaps the order of HTML elements is wrong?");
  trueModule = null;
  receiveInstance(result["instance"], result["module"]);
 }
 if (Module["instantiateWasm"]) {
  try {
   return Module["instantiateWasm"](info, receiveInstance);
  } catch (e) {
   err("Module.instantiateWasm callback failed with error: " + e);
   readyPromiseReject(e);
  }
 }
 instantiateAsync(wasmBinary, wasmBinaryFile, info, receiveInstantiationResult).catch(readyPromiseReject);
 return {};
}

function legacyModuleProp(prop, newName, incomming = true) {
 if (!Object.getOwnPropertyDescriptor(Module, prop)) {
  Object.defineProperty(Module, prop, {
   configurable: true,
   get() {
    let extra = incomming ? " (the initial value can be provided on Module, but after startup the value is only looked for on a local variable of that name)" : "";
    abort(`\`Module.${prop}\` has been replaced by \`${newName}\`` + extra);
   }
  });
 }
}

function ignoredModuleProp(prop) {
 if (Object.getOwnPropertyDescriptor(Module, prop)) {
  abort(`\`Module.${prop}\` was supplied but \`${prop}\` not included in INCOMING_MODULE_JS_API`);
 }
}

function isExportedByForceFilesystem(name) {
 return name === "FS_createPath" || name === "FS_createDataFile" || name === "FS_createPreloadedFile" || name === "FS_unlink" || name === "addRunDependency" || name === "FS_createLazyFile" || name === "FS_createDevice" || name === "removeRunDependency";
}

function missingGlobal(sym, msg) {
 if (typeof globalThis !== "undefined") {
  Object.defineProperty(globalThis, sym, {
   configurable: true,
   get() {
    warnOnce("`" + sym + "` is not longer defined by emscripten. " + msg);
    return undefined;
   }
  });
 }
}

missingGlobal("buffer", "Please use HEAP8.buffer or wasmMemory.buffer");

function missingLibrarySymbol(sym) {
 if (typeof globalThis !== "undefined" && !Object.getOwnPropertyDescriptor(globalThis, sym)) {
  Object.defineProperty(globalThis, sym, {
   configurable: true,
   get() {
    var msg = "`" + sym + "` is a library symbol and not included by default; add it to your library.js __deps or to DEFAULT_LIBRARY_FUNCS_TO_INCLUDE on the command line";
    var librarySymbol = sym;
    if (!librarySymbol.startsWith("_")) {
     librarySymbol = "$" + sym;
    }
    msg += " (e.g. -sDEFAULT_LIBRARY_FUNCS_TO_INCLUDE='" + librarySymbol + "')";
    if (isExportedByForceFilesystem(sym)) {
     msg += ". Alternatively, forcing filesystem support (-sFORCE_FILESYSTEM) can export this for you";
    }
    warnOnce(msg);
    return undefined;
   }
  });
 }
 unexportedRuntimeSymbol(sym);
}

function unexportedRuntimeSymbol(sym) {
 if (!Object.getOwnPropertyDescriptor(Module, sym)) {
  Object.defineProperty(Module, sym, {
   configurable: true,
   get() {
    var msg = "'" + sym + "' was not exported. add it to EXPORTED_RUNTIME_METHODS (see the Emscripten FAQ)";
    if (isExportedByForceFilesystem(sym)) {
     msg += ". Alternatively, forcing filesystem support (-sFORCE_FILESYSTEM) can export this for you";
    }
    abort(msg);
   }
  });
 }
}

function dbg(text) {
 console.warn.apply(console, arguments);
}

function ExitStatus(status) {
 this.name = "ExitStatus";
 this.message = `Program terminated with exit(${status})`;
 this.status = status;
}

var terminateWorker = function(worker) {
 worker.terminate();
 worker.onmessage = e => {
  var cmd = e["data"]["cmd"];
  err('received "' + cmd + '" command from terminated worker: ' + worker.workerID);
 };
};

function killThread(pthread_ptr) {
 assert(!ENVIRONMENT_IS_PTHREAD, "Internal Error! killThread() can only ever be called from main application thread!");
 assert(pthread_ptr, "Internal Error! Null pthread_ptr in killThread!");
 var worker = PThread.pthreads[pthread_ptr];
 delete PThread.pthreads[pthread_ptr];
 terminateWorker(worker);
 __emscripten_thread_free_data(pthread_ptr);
 PThread.runningWorkers.splice(PThread.runningWorkers.indexOf(worker), 1);
 worker.pthread_ptr = 0;
}

function cancelThread(pthread_ptr) {
 assert(!ENVIRONMENT_IS_PTHREAD, "Internal Error! cancelThread() can only ever be called from main application thread!");
 assert(pthread_ptr, "Internal Error! Null pthread_ptr in cancelThread!");
 var worker = PThread.pthreads[pthread_ptr];
 worker.postMessage({
  "cmd": "cancel"
 });
}

function cleanupThread(pthread_ptr) {
 assert(!ENVIRONMENT_IS_PTHREAD, "Internal Error! cleanupThread() can only ever be called from main application thread!");
 assert(pthread_ptr, "Internal Error! Null pthread_ptr in cleanupThread!");
 var worker = PThread.pthreads[pthread_ptr];
 assert(worker);
 PThread.returnWorkerToPool(worker);
}

var zeroMemory = (address, size) => {
 GROWABLE_HEAP_U8().fill(0, address, address + size);
 return address;
};

function spawnThread(threadParams) {
 assert(!ENVIRONMENT_IS_PTHREAD, "Internal Error! spawnThread() can only ever be called from main application thread!");
 assert(threadParams.pthread_ptr, "Internal error, no pthread ptr!");
 var worker = PThread.getNewWorker();
 if (!worker) {
  return 6;
 }
 assert(!worker.pthread_ptr, "Internal error!");
 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
 };
 worker.postMessage(msg, threadParams.transferList);
 return 0;
}

var PATH = {
 isAbs: path => path.charAt(0) === "/",
 splitPath: filename => {
  var splitPathRe = /^(\/?|)([\s\S]*?)((?:\.{1,2}|[^\/]+?|)(\.[^.\/]*|))(?:[\/]*)$/;
  return splitPathRe.exec(filename).slice(1);
 },
 normalizeArray: (parts, allowAboveRoot) => {
  var up = 0;
  for (var i = parts.length - 1; i >= 0; i--) {
   var last = parts[i];
   if (last === ".") {
    parts.splice(i, 1);
   } else if (last === "..") {
    parts.splice(i, 1);
    up++;
   } else if (up) {
    parts.splice(i, 1);
    up--;
   }
  }
  if (allowAboveRoot) {
   for (;up; up--) {
    parts.unshift("..");
   }
  }
  return parts;
 },
 normalize: path => {
  var isAbsolute = PATH.isAbs(path), trailingSlash = path.substr(-1) === "/";
  path = PATH.normalizeArray(path.split("/").filter(p => !!p), !isAbsolute).join("/");
  if (!path && !isAbsolute) {
   path = ".";
  }
  if (path && trailingSlash) {
   path += "/";
  }
  return (isAbsolute ? "/" : "") + path;
 },
 dirname: path => {
  var result = PATH.splitPath(path), root = result[0], dir = result[1];
  if (!root && !dir) {
   return ".";
  }
  if (dir) {
   dir = dir.substr(0, dir.length - 1);
  }
  return root + dir;
 },
 basename: path => {
  if (path === "/") return "/";
  path = PATH.normalize(path);
  path = path.replace(/\/$/, "");
  var lastSlash = path.lastIndexOf("/");
  if (lastSlash === -1) return path;
  return path.substr(lastSlash + 1);
 },
 join: function() {
  var paths = Array.prototype.slice.call(arguments);
  return PATH.normalize(paths.join("/"));
 },
 join2: (l, r) => PATH.normalize(l + "/" + r)
};

var initRandomFill = () => {
 if (typeof crypto == "object" && typeof crypto["getRandomValues"] == "function") {
  return view => (view.set(crypto.getRandomValues(new Uint8Array(view.byteLength))), 
  view);
 } else abort("no cryptographic support found for randomDevice. consider polyfilling it if you want to use something insecure like Math.random(), e.g. put this in a --pre-js: var crypto = { getRandomValues: (array) => { for (var i = 0; i < array.length; i++) array[i] = (Math.random()*256)|0 } };");
};

var randomFill = view => (randomFill = initRandomFill())(view);

var PATH_FS = {
 resolve: function() {
  var resolvedPath = "", resolvedAbsolute = false;
  for (var i = arguments.length - 1; i >= -1 && !resolvedAbsolute; i--) {
   var path = i >= 0 ? arguments[i] : FS.cwd();
   if (typeof path != "string") {
    throw new TypeError("Arguments to path.resolve must be strings");
   } else if (!path) {
    return "";
   }
   resolvedPath = path + "/" + resolvedPath;
   resolvedAbsolute = PATH.isAbs(path);
  }
  resolvedPath = PATH.normalizeArray(resolvedPath.split("/").filter(p => !!p), !resolvedAbsolute).join("/");
  return (resolvedAbsolute ? "/" : "") + resolvedPath || ".";
 },
 relative: (from, to) => {
  from = PATH_FS.resolve(from).substr(1);
  to = PATH_FS.resolve(to).substr(1);
  function trim(arr) {
   var start = 0;
   for (;start < arr.length; start++) {
    if (arr[start] !== "") break;
   }
   var end = arr.length - 1;
   for (;end >= 0; end--) {
    if (arr[end] !== "") break;
   }
   if (start > end) return [];
   return arr.slice(start, end - start + 1);
  }
  var fromParts = trim(from.split("/"));
  var toParts = trim(to.split("/"));
  var length = Math.min(fromParts.length, toParts.length);
  var samePartsLength = length;
  for (var i = 0; i < length; i++) {
   if (fromParts[i] !== toParts[i]) {
    samePartsLength = i;
    break;
   }
  }
  var outputParts = [];
  for (var i = samePartsLength; i < fromParts.length; i++) {
   outputParts.push("..");
  }
  outputParts = outputParts.concat(toParts.slice(samePartsLength));
  return outputParts.join("/");
 }
};

var UTF8ArrayToString = (heapOrArray, idx, maxBytesToRead) => {
 var endIdx = idx + maxBytesToRead;
 var str = "";
 while (!(idx >= endIdx)) {
  var u0 = heapOrArray[idx++];
  if (!u0) return str;
  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 {
   if ((u0 & 248) != 240) warnOnce("Invalid UTF-8 leading byte " + ptrToString(u0) + " encountered when deserializing a UTF-8 string in wasm memory to a JS string!");
   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) => {
 assert(typeof str === "string");
 if (!(maxBytesToWrite > 0)) return 0;
 var startIdx = outIdx;
 var endIdx = outIdx + maxBytesToWrite - 1;
 for (var i = 0; i < str.length; ++i) {
  var u = str.charCodeAt(i);
  if (u >= 55296 && u <= 57343) {
   var u1 = str.charCodeAt(++i);
   u = 65536 + ((u & 1023) << 10) | u1 & 1023;
  }
  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;
   if (u > 1114111) warnOnce("Invalid Unicode code point " + ptrToString(u) + " encountered when serializing a JS string to a UTF-8 string in wasm memory! (Valid unicode code points should be in range 0-0x10FFFF).");
   heap[outIdx++] = 240 | u >> 18;
   heap[outIdx++] = 128 | u >> 12 & 63;
   heap[outIdx++] = 128 | u >> 6 & 63;
   heap[outIdx++] = 128 | u & 63;
  }
 }
 heap[outIdx] = 0;
 return outIdx - startIdx;
};

function 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 (typeof window != "undefined" && typeof window.prompt == "function") {
   result = window.prompt("Input: ");
   if (result !== null) {
    result += "\n";
   }
  } else if (typeof readline == "function") {
   result = readline();
   if (result !== null) {
    result += "\n";
   }
  }
  if (!result) {
   return null;
  }
  FS_stdin_getChar_buffer = intArrayFromString(result, true);
 }
 return FS_stdin_getChar_buffer.shift();
};

var TTY = {
 ttys: [],
 init: function() {},
 shutdown: function() {},
 register: function(dev, ops) {
  TTY.ttys[dev] = {
   input: [],
   output: [],
   ops: ops
  };
  FS.registerDevice(dev, TTY.stream_ops);
 },
 stream_ops: {
  open: function(stream) {
   var tty = TTY.ttys[stream.node.rdev];
   if (!tty) {
    throw new FS.ErrnoError(43);
   }
   stream.tty = tty;
   stream.seekable = false;
  },
  close: function(stream) {
   stream.tty.ops.fsync(stream.tty);
  },
  fsync: function(stream) {
   stream.tty.ops.fsync(stream.tty);
  },
  read: function(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.timestamp = Date.now();
   }
   return bytesRead;
  },
  write: function(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.timestamp = Date.now();
   }
   return i;
  }
 },
 default_tty_ops: {
  get_char: function(tty) {
   return FS_stdin_getChar();
  },
  put_char: function(tty, val) {
   if (val === null || val === 10) {
    out(UTF8ArrayToString(tty.output, 0));
    tty.output = [];
   } else {
    if (val != 0) tty.output.push(val);
   }
  },
  fsync: function(tty) {
   if (tty.output && tty.output.length > 0) {
    out(UTF8ArrayToString(tty.output, 0));
    tty.output = [];
   }
  },
  ioctl_tcgets: function(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: function(tty, optional_actions, data) {
   return 0;
  },
  ioctl_tiocgwinsz: function(tty) {
   return [ 24, 80 ];
  }
 },
 default_tty1_ops: {
  put_char: function(tty, val) {
   if (val === null || val === 10) {
    err(UTF8ArrayToString(tty.output, 0));
    tty.output = [];
   } else {
    if (val != 0) tty.output.push(val);
   }
  },
  fsync: function(tty) {
   if (tty.output && tty.output.length > 0) {
    err(UTF8ArrayToString(tty.output, 0));
    tty.output = [];
   }
  }
 }
};

var alignMemory = (size, alignment) => {
 assert(alignment, "alignment argument is required");
 return Math.ceil(size / alignment) * alignment;
};

var mmapAlloc = size => {
 size = alignMemory(size, 65536);
 var ptr = _emscripten_builtin_memalign(65536, size);
 if (!ptr) return 0;
 return zeroMemory(ptr, size);
};

var MEMFS = {
 ops_table: null,
 mount(mount) {
  return MEMFS.createNode(null, "/", 16384 | 511, 0);
 },
 createNode(parent, name, mode, dev) {
  if (FS.isBlkdev(mode) || FS.isFIFO(mode)) {
   throw new FS.ErrnoError(63);
  }
  if (!MEMFS.ops_table) {
   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,
      allocate: MEMFS.stream_ops.allocate,
      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.timestamp = Date.now();
  if (parent) {
   parent.contents[name] = node;
   parent.timestamp = node.timestamp;
  }
  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.timestamp);
   attr.mtime = new Date(node.timestamp);
   attr.ctime = new Date(node.timestamp);
   attr.blksize = 4096;
   attr.blocks = Math.ceil(attr.size / attr.blksize);
   return attr;
  },
  setattr(node, attr) {
   if (attr.mode !== undefined) {
    node.mode = attr.mode;
   }
   if (attr.timestamp !== undefined) {
    node.timestamp = attr.timestamp;
   }
   if (attr.size !== undefined) {
    MEMFS.resizeFileStorage(node, attr.size);
   }
  },
  lookup(parent, name) {
   throw FS.genericErrors[44];
  },
  mknod(parent, name, mode, dev) {
   return MEMFS.createNode(parent, name, mode, dev);
  },
  rename(old_node, new_dir, new_name) {
   if (FS.isDir(old_node.mode)) {
    var new_node;
    try {
     new_node = FS.lookupNode(new_dir, new_name);
    } catch (e) {}
    if (new_node) {
     for (var i in new_node.contents) {
      throw new FS.ErrnoError(55);
     }
    }
   }
   delete old_node.parent.contents[old_node.name];
   old_node.parent.timestamp = Date.now();
   old_node.name = new_name;
   new_dir.contents[new_name] = old_node;
   new_dir.timestamp = old_node.parent.timestamp;
   old_node.parent = new_dir;
  },
  unlink(parent, name) {
   delete parent.contents[name];
   parent.timestamp = 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.timestamp = Date.now();
  },
  readdir(node) {
   var entries = [ ".", ".." ];
   for (var key in node.contents) {
    if (!node.contents.hasOwnProperty(key)) {
     continue;
    }
    entries.push(key);
   }
   return entries;
  },
  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);
   assert(size >= 0);
   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) {
   assert(!(buffer instanceof ArrayBuffer));
   if (buffer.buffer === GROWABLE_HEAP_I8().buffer) {
    canOwn = false;
   }
   if (!length) return 0;
   var node = stream.node;
   node.timestamp = Date.now();
   if (buffer.subarray && (!node.contents || node.contents.subarray)) {
    if (canOwn) {
     assert(position === 0, "canOwn must imply no weird position inside the file");
     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;
  },
  allocate(stream, offset, length) {
   MEMFS.expandFileStorage(stream.node, offset + length);
   stream.node.usedBytes = Math.max(stream.node.usedBytes, offset + length);
  },
  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.buffer === GROWABLE_HEAP_I8().buffer) {
    allocated = false;
    ptr = contents.byteOffset;
   } else {
    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);
     }
    }
    allocated = true;
    ptr = mmapAlloc(length);
    if (!ptr) {
     throw new FS.ErrnoError(48);
    }
    GROWABLE_HEAP_I8().set(contents, ptr);
   }
   return {
    ptr: ptr,
    allocated: allocated
   };
  },
  msync(stream, buffer, offset, length, mmapFlags) {
   MEMFS.stream_ops.write(stream, buffer, 0, length, offset, false);
   return 0;
  }
 }
};

var asyncLoad = (url, onload, onerror, noRunDep) => {
 var dep = !noRunDep ? getUniqueRunDependency(`al ${url}`) : "";
 readAsync(url, arrayBuffer => {
  assert(arrayBuffer, `Loading data file "${url}" failed (no arrayBuffer).`);
  onload(new Uint8Array(arrayBuffer));
  if (dep) removeRunDependency(dep);
 }, event => {
  if (onerror) {
   onerror();
  } else {
   throw `Loading data file "${url}" failed.`;
  }
 });
 if (dep) addRunDependency(dep);
};

var preloadPlugins = Module["preloadPlugins"] || [];

function FS_handledByPreloadPlugin(byteArray, fullname, finish, onerror) {
 if (typeof Browser != "undefined") Browser.init();
 var handled = false;
 preloadPlugins.forEach(function(plugin) {
  if (handled) return;
  if (plugin["canHandle"](fullname)) {
   plugin["handle"](byteArray, fullname, finish, onerror);
   handled = true;
  }
 });
 return handled;
}

function FS_createPreloadedFile(parent, name, url, canRead, canWrite, onload, onerror, dontCreateFile, canOwn, preFinish) {
 var fullname = name ? PATH_FS.resolve(PATH.join2(parent, name)) : parent;
 var dep = getUniqueRunDependency(`cp ${fullname}`);
 function processData(byteArray) {
  function finish(byteArray) {
   if (preFinish) preFinish();
   if (!dontCreateFile) {
    FS.createDataFile(parent, name, byteArray, canRead, canWrite, canOwn);
   }
   if (onload) onload();
   removeRunDependency(dep);
  }
  if (FS_handledByPreloadPlugin(byteArray, fullname, finish, () => {
   if (onerror) onerror();
   removeRunDependency(dep);
  })) {
   return;
  }
  finish(byteArray);
 }
 addRunDependency(dep);
 if (typeof url == "string") {
  asyncLoad(url, byteArray => processData(byteArray), onerror);
 } else {
  processData(url);
 }
}

function 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;
}

function FS_getMode(canRead, canWrite) {
 var mode = 0;
 if (canRead) mode |= 292 | 73;
 if (canWrite) mode |= 146;
 return mode;
}

var IDBFS = {
 dbs: {},
 indexedDB: () => {
  if (typeof indexedDB != "undefined") return indexedDB;
  var ret = null;
  if (typeof window == "object") ret = window.indexedDB || window.mozIndexedDB || window.webkitIndexedDB || window.msIndexedDB;
  assert(ret, "IDBFS used, but indexedDB not supported");
  return ret;
 },
 DB_VERSION: 21,
 DB_STORE_NAME: "FILE_DATA",
 mount: function(mount) {
  return MEMFS.mount.apply(null, arguments);
 },
 syncfs: (mount, populate, callback) => {
  IDBFS.getLocalSet(mount, (err, local) => {
   if (err) return callback(err);
   IDBFS.getRemoteSet(mount, (err, remote) => {
    if (err) return callback(err);
    var src = populate ? remote : local;
    var dst = populate ? local : remote;
    IDBFS.reconcile(src, dst, callback);
   });
  });
 },
 quit: () => {
  Object.values(IDBFS.dbs).forEach(value => value.close());
  IDBFS.dbs = {};
 },
 getDB: (name, callback) => {
  var db = IDBFS.dbs[name];
  if (db) {
   return callback(null, db);
  }
  var req;
  try {
   req = IDBFS.indexedDB().open(name, IDBFS.DB_VERSION);
  } catch (e) {
   return callback(e);
  }
  if (!req) {
   return callback("Unable to connect to IndexedDB");
  }
  req.onupgradeneeded = e => {
   var db = e.target.result;
   var transaction = e.target.transaction;
   var fileStore;
   if (db.objectStoreNames.contains(IDBFS.DB_STORE_NAME)) {
    fileStore = transaction.objectStore(IDBFS.DB_STORE_NAME);
   } else {
    fileStore = db.createObjectStore(IDBFS.DB_STORE_NAME);
   }
   if (!fileStore.indexNames.contains("timestamp")) {
    fileStore.createIndex("timestamp", "timestamp", {
     unique: false
    });
   }
  };
  req.onsuccess = () => {
   db = req.result;
   IDBFS.dbs[name] = db;
   callback(null, db);
  };
  req.onerror = e => {
   callback(e.target.error);
   e.preventDefault();
  };
 },
 getLocalSet: (mount, callback) => {
  var entries = {};
  function isRealDir(p) {
   return p !== "." && p !== "..";
  }
  function toAbsolute(root) {
   return p => PATH.join2(root, p);
  }
  var check = FS.readdir(mount.mountpoint).filter(isRealDir).map(toAbsolute(mount.mountpoint));
  while (check.length) {
   var path = check.pop();
   var stat;
   try {
    stat = FS.stat(path);
   } catch (e) {
    return callback(e);
   }
   if (FS.isDir(stat.mode)) {
    check.push.apply(check, FS.readdir(path).filter(isRealDir).map(toAbsolute(path)));
   }
   entrie