three.js/examples/jsm/loaders/ifc/web-ifc-api.js

var __commonJS = (callback, module) => () => {
  if (!module) {
    module = {exports: {}};
    callback(module.exports, module);
  }
  return module.exports;
};

// dist/web-ifc.js
var require_web_ifc = __commonJS((exports, module) => {
  var WebIFCWasm2 = function() {
    var _scriptDir = typeof document !== "undefined" && document.currentScript ? document.currentScript.src : void 0;
    if (typeof __filename !== "undefined")
      _scriptDir = _scriptDir || __filename;
    return function(WebIFCWasm3) {
      WebIFCWasm3 = WebIFCWasm3 || {};
      var Module = typeof WebIFCWasm3 !== "undefined" ? WebIFCWasm3 : {};
      var readyPromiseResolve, readyPromiseReject;
      Module["ready"] = new Promise(function(resolve, reject) {
        readyPromiseResolve = resolve;
        readyPromiseReject = reject;
      });
      var moduleOverrides = {};
      var key;
      for (key in Module) {
        if (Module.hasOwnProperty(key)) {
          moduleOverrides[key] = Module[key];
        }
      }
      var arguments_ = [];
      var thisProgram = "./this.program";
      var quit_ = function(status, toThrow) {
        throw toThrow;
      };
      var ENVIRONMENT_IS_WEB = false;
      var ENVIRONMENT_IS_WORKER = false;
      var ENVIRONMENT_IS_NODE = false;
      var ENVIRONMENT_IS_SHELL = false;
      ENVIRONMENT_IS_WEB = typeof window === "object";
      ENVIRONMENT_IS_WORKER = typeof importScripts === "function";
      ENVIRONMENT_IS_NODE = typeof process === "object" && typeof process.versions === "object" && typeof process.versions.node === "string";
      ENVIRONMENT_IS_SHELL = !ENVIRONMENT_IS_WEB && !ENVIRONMENT_IS_NODE && !ENVIRONMENT_IS_WORKER;
      var scriptDirectory = "";
      function locateFile(path) {
        if (Module["locateFile"]) {
          return Module["locateFile"](path, scriptDirectory);
        }
        return scriptDirectory + path;
      }
      var read_, readAsync, readBinary, setWindowTitle;
      var nodeFS;
      var nodePath;
      if (ENVIRONMENT_IS_NODE) {
        if (ENVIRONMENT_IS_WORKER) {
          scriptDirectory = require("path").dirname(scriptDirectory) + "/";
        } else {
          scriptDirectory = __dirname + "/";
        }
        read_ = function shell_read(filename, binary) {
          if (!nodeFS)
            nodeFS = require("fs");
          if (!nodePath)
            nodePath = require("path");
          filename = nodePath["normalize"](filename);
          return nodeFS["readFileSync"](filename, binary ? null : "utf8");
        };
        readBinary = function readBinary2(filename) {
          var ret = read_(filename, true);
          if (!ret.buffer) {
            ret = new Uint8Array(ret);
          }
          assert(ret.buffer);
          return ret;
        };
        if (process["argv"].length > 1) {
          thisProgram = process["argv"][1].replace(/\\/g, "/");
        }
        arguments_ = process["argv"].slice(2);
        process["on"]("uncaughtException", function(ex) {
          if (!(ex instanceof ExitStatus)) {
            throw ex;
          }
        });
        process["on"]("unhandledRejection", abort);
        quit_ = function(status) {
          process["exit"](status);
        };
        Module["inspect"] = function() {
          return "[Emscripten Module object]";
        };
      } else if (ENVIRONMENT_IS_SHELL) {
        if (typeof read != "undefined") {
          read_ = function shell_read(f) {
            return read(f);
          };
        }
        readBinary = function readBinary2(f) {
          var data;
          if (typeof readbuffer === "function") {
            return new Uint8Array(readbuffer(f));
          }
          data = read(f, "binary");
          assert(typeof data === "object");
          return data;
        };
        if (typeof scriptArgs != "undefined") {
          arguments_ = scriptArgs;
        } else if (typeof arguments != "undefined") {
          arguments_ = arguments;
        }
        if (typeof quit === "function") {
          quit_ = function(status) {
            quit(status);
          };
        }
        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.lastIndexOf("/") + 1);
        } else {
          scriptDirectory = "";
        }
        {
          read_ = function shell_read(url) {
            var xhr = new XMLHttpRequest();
            xhr.open("GET", url, false);
            xhr.send(null);
            return xhr.responseText;
          };
          if (ENVIRONMENT_IS_WORKER) {
            readBinary = function readBinary2(url) {
              var xhr = new XMLHttpRequest();
              xhr.open("GET", url, false);
              xhr.responseType = "arraybuffer";
              xhr.send(null);
              return new Uint8Array(xhr.response);
            };
          }
          readAsync = function readAsync2(url, onload, onerror) {
            var xhr = new XMLHttpRequest();
            xhr.open("GET", url, true);
            xhr.responseType = "arraybuffer";
            xhr.onload = function xhr_onload() {
              if (xhr.status == 200 || xhr.status == 0 && xhr.response) {
                onload(xhr.response);
                return;
              }
              onerror();
            };
            xhr.onerror = onerror;
            xhr.send(null);
          };
        }
        setWindowTitle = function(title) {
          document.title = title;
        };
      } else {
      }
      var out = Module["print"] || console.log.bind(console);
      var err = Module["printErr"] || console.warn.bind(console);
      for (key in moduleOverrides) {
        if (moduleOverrides.hasOwnProperty(key)) {
          Module[key] = moduleOverrides[key];
        }
      }
      moduleOverrides = null;
      if (Module["arguments"])
        arguments_ = Module["arguments"];
      if (Module["thisProgram"])
        thisProgram = Module["thisProgram"];
      if (Module["quit"])
        quit_ = Module["quit"];
      var STACK_ALIGN = 16;
      function alignMemory(size, factor) {
        if (!factor)
          factor = STACK_ALIGN;
        return Math.ceil(size / factor) * factor;
      }
      var tempRet0 = 0;
      var setTempRet0 = function(value) {
        tempRet0 = value;
      };
      var wasmBinary;
      if (Module["wasmBinary"])
        wasmBinary = Module["wasmBinary"];
      var noExitRuntime;
      if (Module["noExitRuntime"])
        noExitRuntime = Module["noExitRuntime"];
      if (typeof WebAssembly !== "object") {
        abort("no native wasm support detected");
      }
      var wasmMemory;
      var ABORT = false;
      var EXITSTATUS = 0;
      function assert(condition, text) {
        if (!condition) {
          abort("Assertion failed: " + text);
        }
      }
      var UTF8Decoder = typeof TextDecoder !== "undefined" ? new TextDecoder("utf8") : void 0;
      function UTF8ArrayToString(heap, idx, maxBytesToRead) {
        var endIdx = idx + maxBytesToRead;
        var endPtr = idx;
        while (heap[endPtr] && !(endPtr >= endIdx))
          ++endPtr;
        if (endPtr - idx > 16 && heap.subarray && UTF8Decoder) {
          return UTF8Decoder.decode(heap.subarray(idx, endPtr));
        } else {
          var str = "";
          while (idx < endPtr) {
            var u0 = heap[idx++];
            if (!(u0 & 128)) {
              str += String.fromCharCode(u0);
              continue;
            }
            var u1 = heap[idx++] & 63;
            if ((u0 & 224) == 192) {
              str += String.fromCharCode((u0 & 31) << 6 | u1);
              continue;
            }
            var u2 = heap[idx++] & 63;
            if ((u0 & 240) == 224) {
              u0 = (u0 & 15) << 12 | u1 << 6 | u2;
            } else {
              u0 = (u0 & 7) << 18 | u1 << 12 | u2 << 6 | heap[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;
      }
      function UTF8ToString(ptr, maxBytesToRead) {
        return ptr ? UTF8ArrayToString(HEAPU8, ptr, maxBytesToRead) : "";
      }
      function 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.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;
            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 stringToUTF8(str, outPtr, maxBytesToWrite) {
        return stringToUTF8Array(str, HEAPU8, outPtr, maxBytesToWrite);
      }
      function lengthBytesUTF8(str) {
        var len = 0;
        for (var i = 0; i < str.length; ++i) {
          var u = str.charCodeAt(i);
          if (u >= 55296 && u <= 57343)
            u = 65536 + ((u & 1023) << 10) | str.charCodeAt(++i) & 1023;
          if (u <= 127)
            ++len;
          else if (u <= 2047)
            len += 2;
          else if (u <= 65535)
            len += 3;
          else
            len += 4;
        }
        return len;
      }
      var UTF16Decoder = typeof TextDecoder !== "undefined" ? new TextDecoder("utf-16le") : void 0;
      function UTF16ToString(ptr, maxBytesToRead) {
        var endPtr = ptr;
        var idx = endPtr >> 1;
        var maxIdx = idx + maxBytesToRead / 2;
        while (!(idx >= maxIdx) && HEAPU16[idx])
          ++idx;
        endPtr = idx << 1;
        if (endPtr - ptr > 32 && UTF16Decoder) {
          return UTF16Decoder.decode(HEAPU8.subarray(ptr, endPtr));
        } else {
          var str = "";
          for (var i = 0; !(i >= maxBytesToRead / 2); ++i) {
            var codeUnit = HEAP16[ptr + i * 2 >> 1];
            if (codeUnit == 0)
              break;
            str += String.fromCharCode(codeUnit);
          }
          return str;
        }
      }
      function stringToUTF16(str, outPtr, maxBytesToWrite) {
        if (maxBytesToWrite === void 0) {
          maxBytesToWrite = 2147483647;
        }
        if (maxBytesToWrite < 2)
          return 0;
        maxBytesToWrite -= 2;
        var startPtr = outPtr;
        var numCharsToWrite = maxBytesToWrite < str.length * 2 ? maxBytesToWrite / 2 : str.length;
        for (var i = 0; i < numCharsToWrite; ++i) {
          var codeUnit = str.charCodeAt(i);
          HEAP16[outPtr >> 1] = codeUnit;
          outPtr += 2;
        }
        HEAP16[outPtr >> 1] = 0;
        return outPtr - startPtr;
      }
      function lengthBytesUTF16(str) {
        return str.length * 2;
      }
      function UTF32ToString(ptr, maxBytesToRead) {
        var i = 0;
        var str = "";
        while (!(i >= maxBytesToRead / 4)) {
          var utf32 = HEAP32[ptr + i * 4 >> 2];
          if (utf32 == 0)
            break;
          ++i;
          if (utf32 >= 65536) {
            var ch = utf32 - 65536;
            str += String.fromCharCode(55296 | ch >> 10, 56320 | ch & 1023);
          } else {
            str += String.fromCharCode(utf32);
          }
        }
        return str;
      }
      function stringToUTF32(str, outPtr, maxBytesToWrite) {
        if (maxBytesToWrite === void 0) {
          maxBytesToWrite = 2147483647;
        }
        if (maxBytesToWrite < 4)
          return 0;
        var startPtr = outPtr;
        var endPtr = startPtr + maxBytesToWrite - 4;
        for (var i = 0; i < str.length; ++i) {
          var codeUnit = str.charCodeAt(i);
          if (codeUnit >= 55296 && codeUnit <= 57343) {
            var trailSurrogate = str.charCodeAt(++i);
            codeUnit = 65536 + ((codeUnit & 1023) << 10) | trailSurrogate & 1023;
          }
          HEAP32[outPtr >> 2] = codeUnit;
          outPtr += 4;
          if (outPtr + 4 > endPtr)
            break;
        }
        HEAP32[outPtr >> 2] = 0;
        return outPtr - startPtr;
      }
      function lengthBytesUTF32(str) {
        var len = 0;
        for (var i = 0; i < str.length; ++i) {
          var codeUnit = str.charCodeAt(i);
          if (codeUnit >= 55296 && codeUnit <= 57343)
            ++i;
          len += 4;
        }
        return len;
      }
      function writeArrayToMemory(array, buffer2) {
        HEAP8.set(array, buffer2);
      }
      function writeAsciiToMemory(str, buffer2, dontAddNull) {
        for (var i = 0; i < str.length; ++i) {
          HEAP8[buffer2++ >> 0] = str.charCodeAt(i);
        }
        if (!dontAddNull)
          HEAP8[buffer2 >> 0] = 0;
      }
      function alignUp(x, multiple) {
        if (x % multiple > 0) {
          x += multiple - x % multiple;
        }
        return x;
      }
      var buffer, HEAP8, HEAPU8, HEAP16, HEAPU16, HEAP32, HEAPU32, HEAPF32, HEAPF64;
      function updateGlobalBufferAndViews(buf) {
        buffer = buf;
        Module["HEAP8"] = HEAP8 = new Int8Array(buf);
        Module["HEAP16"] = HEAP16 = new Int16Array(buf);
        Module["HEAP32"] = HEAP32 = new Int32Array(buf);
        Module["HEAPU8"] = HEAPU8 = new Uint8Array(buf);
        Module["HEAPU16"] = HEAPU16 = new Uint16Array(buf);
        Module["HEAPU32"] = HEAPU32 = new Uint32Array(buf);
        Module["HEAPF32"] = HEAPF32 = new Float32Array(buf);
        Module["HEAPF64"] = HEAPF64 = new Float64Array(buf);
      }
      var INITIAL_MEMORY = Module["INITIAL_MEMORY"] || 16777216;
      if (Module["wasmMemory"]) {
        wasmMemory = Module["wasmMemory"];
      } else {
        wasmMemory = new WebAssembly.Memory({initial: INITIAL_MEMORY / 65536, maximum: 2147483648 / 65536});
      }
      if (wasmMemory) {
        buffer = wasmMemory.buffer;
      }
      INITIAL_MEMORY = buffer.byteLength;
      updateGlobalBufferAndViews(buffer);
      var wasmTable;
      var __ATPRERUN__ = [];
      var __ATINIT__ = [];
      var __ATMAIN__ = [];
      var __ATPOSTRUN__ = [];
      var runtimeInitialized = false;
      var runtimeExited = false;
      function preRun() {
        if (Module["preRun"]) {
          if (typeof Module["preRun"] == "function")
            Module["preRun"] = [Module["preRun"]];
          while (Module["preRun"].length) {
            addOnPreRun(Module["preRun"].shift());
          }
        }
        callRuntimeCallbacks(__ATPRERUN__);
      }
      function initRuntime() {
        runtimeInitialized = true;
        if (!Module["noFSInit"] && !FS.init.initialized)
          FS.init();
        TTY.init();
        callRuntimeCallbacks(__ATINIT__);
      }
      function preMain() {
        FS.ignorePermissions = false;
        callRuntimeCallbacks(__ATMAIN__);
      }
      function exitRuntime() {
        runtimeExited = true;
      }
      function postRun() {
        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 addOnPostRun(cb) {
        __ATPOSTRUN__.unshift(cb);
      }
      var runDependencies = 0;
      var runDependencyWatcher = null;
      var dependenciesFulfilled = null;
      function getUniqueRunDependency(id) {
        return id;
      }
      function addRunDependency(id) {
        runDependencies++;
        if (Module["monitorRunDependencies"]) {
          Module["monitorRunDependencies"](runDependencies);
        }
      }
      function removeRunDependency(id) {
        runDependencies--;
        if (Module["monitorRunDependencies"]) {
          Module["monitorRunDependencies"](runDependencies);
        }
        if (runDependencies == 0) {
          if (runDependencyWatcher !== null) {
            clearInterval(runDependencyWatcher);
            runDependencyWatcher = null;
          }
          if (dependenciesFulfilled) {
            var callback = dependenciesFulfilled;
            dependenciesFulfilled = null;
            callback();
          }
        }
      }
      Module["preloadedImages"] = {};
      Module["preloadedAudios"] = {};
      function abort(what) {
        if (Module["onAbort"]) {
          Module["onAbort"](what);
        }
        what += "";
        err(what);
        ABORT = true;
        EXITSTATUS = 1;
        what = "abort(" + what + "). Build with -s ASSERTIONS=1 for more info.";
        var e = new WebAssembly.RuntimeError(what);
        readyPromiseReject(e);
        throw e;
      }
      function hasPrefix(str, prefix) {
        return String.prototype.startsWith ? str.startsWith(prefix) : str.indexOf(prefix) === 0;
      }
      var dataURIPrefix = "data:application/octet-stream;base64,";
      function isDataURI(filename) {
        return hasPrefix(filename, dataURIPrefix);
      }
      var fileURIPrefix = "file://";
      function isFileURI(filename) {
        return hasPrefix(filename, fileURIPrefix);
      }
      var path = import.meta.url.substring(0, import.meta.url.lastIndexOf("/")+1);
      var wasmBinaryFile = path + "web-ifc.wasm";
      if (!isDataURI(wasmBinaryFile)) {
        wasmBinaryFile = locateFile(wasmBinaryFile);
      }
      function getBinary() {
        try {
          if (wasmBinary) {
            return new Uint8Array(wasmBinary);
          }
          if (readBinary) {
            return readBinary(wasmBinaryFile);
          } else {
            throw "both async and sync fetching of the wasm failed";
          }
        } catch (err2) {
          abort(err2);
        }
      }
      function getBinaryPromise() {
        if (!wasmBinary && (ENVIRONMENT_IS_WEB || ENVIRONMENT_IS_WORKER) && typeof fetch === "function" && !isFileURI(wasmBinaryFile)) {
          return fetch(wasmBinaryFile, {credentials: "same-origin"}).then(function(response) {
            if (!response["ok"]) {
              throw "failed to load wasm binary file at '" + wasmBinaryFile + "'";
            }
            return response["arrayBuffer"]();
          }).catch(function() {
            return getBinary();
          });
        }
        return Promise.resolve().then(getBinary);
      }
      function createWasm() {
        var info = {a: asmLibraryArg};
        function receiveInstance(instance, module2) {
          var exports3 = instance.exports;
          Module["asm"] = exports3;
          wasmTable = Module["asm"]["L"];
          removeRunDependency("wasm-instantiate");
        }
        addRunDependency("wasm-instantiate");
        function receiveInstantiatedSource(output) {
          receiveInstance(output["instance"]);
        }
        function instantiateArrayBuffer(receiver) {
          return getBinaryPromise().then(function(binary) {
            return WebAssembly.instantiate(binary, info);
          }).then(receiver, function(reason) {
            err("failed to asynchronously prepare wasm: " + reason);
            abort(reason);
          });
        }
        function instantiateAsync() {
          if (!wasmBinary && typeof WebAssembly.instantiateStreaming === "function" && !isDataURI(wasmBinaryFile) && !isFileURI(wasmBinaryFile) && typeof fetch === "function") {
            return fetch(wasmBinaryFile, {credentials: "same-origin"}).then(function(response) {
              var result = WebAssembly.instantiateStreaming(response, info);
              return result.then(receiveInstantiatedSource, function(reason) {
                err("wasm streaming compile failed: " + reason);
                err("falling back to ArrayBuffer instantiation");
                return instantiateArrayBuffer(receiveInstantiatedSource);
              });
            });
          } else {
            return instantiateArrayBuffer(receiveInstantiatedSource);
          }
        }
        if (Module["instantiateWasm"]) {
          try {
            var exports2 = Module["instantiateWasm"](info, receiveInstance);
            return exports2;
          } catch (e) {
            err("Module.instantiateWasm callback failed with error: " + e);
            return false;
          }
        }
        instantiateAsync().catch(readyPromiseReject);
        return {};
      }
      var tempDouble;
      var tempI64;
      function callRuntimeCallbacks(callbacks) {
        while (callbacks.length > 0) {
          var callback = callbacks.shift();
          if (typeof callback == "function") {
            callback(Module);
            continue;
          }
          var func = callback.func;
          if (typeof func === "number") {
            if (callback.arg === void 0) {
              wasmTable.get(func)();
            } else {
              wasmTable.get(func)(callback.arg);
            }
          } else {
            func(callback.arg === void 0 ? null : callback.arg);
          }
        }
      }
      function dynCallLegacy(sig, ptr, args) {
        if (args && args.length) {
          return Module["dynCall_" + sig].apply(null, [ptr].concat(args));
        }
        return Module["dynCall_" + sig].call(null, ptr);
      }
      function dynCall(sig, ptr, args) {
        if (sig.indexOf("j") != -1) {
          return dynCallLegacy(sig, ptr, args);
        }
        return wasmTable.get(ptr).apply(null, args);
      }
      function ___assert_fail(condition, filename, line, func) {
        abort("Assertion failed: " + UTF8ToString(condition) + ", at: " + [filename ? UTF8ToString(filename) : "unknown filename", line, func ? UTF8ToString(func) : "unknown function"]);
      }
      var PATH = {splitPath: function(filename) {
        var splitPathRe = /^(\/?|)([\s\S]*?)((?:\.{1,2}|[^\/]+?|)(\.[^.\/]*|))(?:[\/]*)$/;
        return splitPathRe.exec(filename).slice(1);
      }, normalizeArray: function(parts, allowAboveRoot) {
        var up = 0;
        for (var i = parts.length - 1; i >= 0; i--) {
          var last = parts[i];
          if (last === ".") {
            parts.splice(i, 1);
          } else if (last === "..") {
            parts.splice(i, 1);
            up++;
          } else if (up) {
            parts.splice(i, 1);
            up--;
          }
        }
        if (allowAboveRoot) {
          for (; up; up--) {
            parts.unshift("..");
          }
        }
        return parts;
      }, normalize: function(path) {
        var isAbsolute = path.charAt(0) === "/", trailingSlash = path.substr(-1) === "/";
        path = PATH.normalizeArray(path.split("/").filter(function(p) {
          return !!p;
        }), !isAbsolute).join("/");
        if (!path && !isAbsolute) {
          path = ".";
        }
        if (path && trailingSlash) {
          path += "/";
        }
        return (isAbsolute ? "/" : "") + path;
      }, dirname: function(path) {
        var result = PATH.splitPath(path), root = result[0], dir = result[1];
        if (!root && !dir) {
          return ".";
        }
        if (dir) {
          dir = dir.substr(0, dir.length - 1);
        }
        return root + dir;
      }, basename: function(path) {
        if (path === "/")
          return "/";
        path = PATH.normalize(path);
        path = path.replace(/\/$/, "");
        var lastSlash = path.lastIndexOf("/");
        if (lastSlash === -1)
          return path;
        return path.substr(lastSlash + 1);
      }, extname: function(path) {
        return PATH.splitPath(path)[3];
      }, join: function() {
        var paths = Array.prototype.slice.call(arguments, 0);
        return PATH.normalize(paths.join("/"));
      }, join2: function(l, r) {
        return PATH.normalize(l + "/" + r);
      }};
      function getRandomDevice() {
        if (typeof crypto === "object" && typeof crypto["getRandomValues"] === "function") {
          var randomBuffer = new Uint8Array(1);
          return function() {
            crypto.getRandomValues(randomBuffer);
            return randomBuffer[0];
          };
        } else if (ENVIRONMENT_IS_NODE) {
          try {
            var crypto_module = require("crypto");
            return function() {
              return crypto_module["randomBytes"](1)[0];
            };
          } catch (e) {
          }
        }
        return function() {
          abort("randomDevice");
        };
      }
      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.charAt(0) === "/";
        }
        resolvedPath = PATH.normalizeArray(resolvedPath.split("/").filter(function(p) {
          return !!p;
        }), !resolvedAbsolute).join("/");
        return (resolvedAbsolute ? "/" : "") + resolvedPath || ".";
      }, relative: function(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 TTY = {ttys: [], init: function() {
      }, shutdown: function() {
      }, register: function(dev, ops) {
        TTY.ttys[dev] = {input: [], output: [], 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.flush(stream.tty);
      }, flush: function(stream) {
        stream.tty.ops.flush(stream.tty);
      }, read: function(stream, buffer2, 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 === void 0 && bytesRead === 0) {
            throw new FS.ErrnoError(6);
          }
          if (result === null || result === void 0)
            break;
          bytesRead++;
          buffer2[offset + i] = result;
        }
        if (bytesRead) {
          stream.node.timestamp = Date.now();
        }
        return bytesRead;
      }, write: function(stream, buffer2, 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, buffer2[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) {
        if (!tty.input.length) {
          var result = null;
          if (ENVIRONMENT_IS_NODE) {
            var BUFSIZE = 256;
            var buf = Buffer.alloc ? Buffer.alloc(BUFSIZE) : new Buffer(BUFSIZE);
            var bytesRead = 0;
            try {
              bytesRead = nodeFS.readSync(process.stdin.fd, buf, 0, BUFSIZE, null);
            } catch (e) {
              if (e.toString().indexOf("EOF") != -1)
                bytesRead = 0;
              else
                throw e;
            }
            if (bytesRead > 0) {
              result = buf.slice(0, bytesRead).toString("utf-8");
            } else {
              result = null;
            }
          } else 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;
          }
          tty.input = intArrayFromString(result, true);
        }
        return tty.input.shift();
      }, 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);
        }
      }, flush: function(tty) {
        if (tty.output && tty.output.length > 0) {
          out(UTF8ArrayToString(tty.output, 0));
          tty.output = [];
        }
      }}, 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);
        }
      }, flush: function(tty) {
        if (tty.output && tty.output.length > 0) {
          err(UTF8ArrayToString(tty.output, 0));
          tty.output = [];
        }
      }}};
      function mmapAlloc(size) {
        var alignedSize = alignMemory(size, 16384);
        var ptr = _malloc(alignedSize);
        while (size < alignedSize)
          HEAP8[ptr + size++] = 0;
        return ptr;
      }
      var MEMFS = {ops_table: null, mount: function(mount) {
        return MEMFS.createNode(null, "/", 16384 | 511, 0);
      }, createNode: function(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;
        }
        return node;
      }, getFileDataAsRegularArray: function(node) {
        if (node.contents && node.contents.subarray) {
          var arr = [];
          for (var i = 0; i < node.usedBytes; ++i)
            arr.push(node.contents[i]);
          return arr;
        }
        return node.contents;
      }, getFileDataAsTypedArray: function(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: function(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);
        return;
      }, resizeFileStorage: function(node, newSize) {
        if (node.usedBytes == newSize)
          return;
        if (newSize == 0) {
          node.contents = null;
          node.usedBytes = 0;
          return;
        }
        if (!node.contents || node.contents.subarray) {
          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;
          return;
        }
        if (!node.contents)
          node.contents = [];
        if (node.contents.length > newSize)
          node.contents.length = newSize;
        else
          while (node.contents.length < newSize)
            node.contents.push(0);
        node.usedBytes = newSize;
      }, node_ops: {getattr: function(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: function(node, attr) {
        if (attr.mode !== void 0) {
          node.mode = attr.mode;
        }
        if (attr.timestamp !== void 0) {
          node.timestamp = attr.timestamp;
        }
        if (attr.size !== void 0) {
          MEMFS.resizeFileStorage(node, attr.size);
        }
      }, lookup: function(parent, name) {
        throw FS.genericErrors[44];
      }, mknod: function(parent, name, mode, dev) {
        return MEMFS.createNode(parent, name, mode, dev);
      }, rename: function(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.name = new_name;
        new_dir.contents[new_name] = old_node;
        old_node.parent = new_dir;
      }, unlink: function(parent, name) {
        delete parent.contents[name];
      }, rmdir: function(parent, name) {
        var node = FS.lookupNode(parent, name);
        for (var i in node.contents) {
          throw new FS.ErrnoError(55);
        }
        delete parent.contents[name];
      }, readdir: function(node) {
        var entries = [".", ".."];
        for (var key2 in node.contents) {
          if (!node.contents.hasOwnProperty(key2)) {
            continue;
          }
          entries.push(key2);
        }
        return entries;
      }, symlink: function(parent, newname, oldpath) {
        var node = MEMFS.createNode(parent, newname, 511 | 40960, 0);
        node.link = oldpath;
        return node;
      }, readlink: function(node) {
        if (!FS.isLink(node.mode)) {
          throw new FS.ErrnoError(28);
        }
        return node.link;
      }}, stream_ops: {read: function(stream, buffer2, 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) {
          buffer2.set(contents.subarray(position, position + size), offset);
        } else {
          for (var i = 0; i < size; i++)
            buffer2[offset + i] = contents[position + i];
        }
        return size;
      }, write: function(stream, buffer2, offset, length, position, canOwn) {
        if (buffer2.buffer === HEAP8.buffer) {
          canOwn = false;
        }
        if (!length)
          return 0;
        var node = stream.node;
        node.timestamp = Date.now();
        if (buffer2.subarray && (!node.contents || node.contents.subarray)) {
          if (canOwn) {
            node.contents = buffer2.subarray(offset, offset + length);
            node.usedBytes = length;
            return length;
          } else if (node.usedBytes === 0 && position === 0) {
            node.contents = buffer2.slice(offset, offset + length);
            node.usedBytes = length;
            return length;
          } else if (position + length <= node.usedBytes) {
            node.contents.set(buffer2.subarray(offset, offset + length), position);
            return length;
          }
        }
        MEMFS.expandFileStorage(node, position + length);
        if (node.contents.subarray && buffer2.subarray) {
          node.contents.set(buffer2.subarray(offset, offset + length), position);
        } else {
          for (var i = 0; i < length; i++) {
            node.contents[position + i] = buffer2[offset + i];
          }
        }
        node.usedBytes = Math.max(node.usedBytes, position + length);
        return length;
      }, llseek: function(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: function(stream, offset, length) {
        MEMFS.expandFileStorage(stream.node, offset + length);
        stream.node.usedBytes = Math.max(stream.node.usedBytes, offset + length);
      }, mmap: function(stream, address, length, position, prot, flags) {
        assert(address === 0);
        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 === 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);
          }
          HEAP8.set(contents, ptr);
        }
        return {ptr, allocated};
      }, msync: function(stream, buffer2, offset, length, mmapFlags) {
        if (!FS.isFile(stream.node.mode)) {
          throw new FS.ErrnoError(43);
        }
        if (mmapFlags & 2) {
          return 0;
        }
        var bytesWritten = MEMFS.stream_ops.write(stream, buffer2, 0, length, offset, false);
        return 0;
      }}};
      var FS = {root: null, mounts: [], devices: {}, streams: [], nextInode: 1, nameTable: null, currentPath: "/", initialized: false, ignorePermissions: true, trackingDelegate: {}, tracking: {openFlags: {READ: 1, WRITE: 2}}, ErrnoError: null, genericErrors: {}, filesystems: null, syncFSRequests: 0, lookupPath: function(path, opts) {
        path = PATH_FS.resolve(FS.cwd(), path);
        opts = opts || {};
        if (!path)
          return {path: "", node: null};
        var defaults = {follow_mount: true, recurse_count: 0};
        for (var key2 in defaults) {
          if (opts[key2] === void 0) {
            opts[key2] = defaults[key2];
          }
        }
        if (opts.recurse_count > 8) {
          throw new FS.ErrnoError(32);
        }
        var parts = PATH.normalizeArray(path.split("/").filter(function(p) {
          return !!p;
        }), false);
        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;
          }
          current = FS.lookupNode(current, parts[i]);
          current_path = PATH.join2(current_path, parts[i]);
          if (FS.isMountpoint(current)) {
            if (!islast || islast && opts.follow_mount) {
              current = current.mounted.root;
            }
          }
          if (!islast || opts.follow) {
            var count = 0;
            while (FS.isLink(current.mode)) {
              var link = FS.readlink(current_path);
              current_path = PATH_FS.resolve(PATH.dirname(current_path), link);
              var lookup = FS.lookupPath(current_path, {recurse_count: opts.recurse_count});
              current = lookup.node;
              if (count++ > 40) {
                throw new FS.ErrnoError(32);
              }
            }
          }
        }
        return {path: current_path, node: current};
      }, getPath: function(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: function(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: function(node) {
        var hash = FS.hashName(node.parent.id, node.name);
        node.name_next = FS.nameTable[hash];
        FS.nameTable[hash] = node;
      }, hashRemoveNode: function(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: function(parent, name) {
        var errCode = FS.mayLookup(parent);
        if (errCode) {
          throw new FS.ErrnoError(errCode, parent);
        }
        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: function(parent, name, mode, rdev) {
        var node = new FS.FSNode(parent, name, mode, rdev);
        FS.hashAddNode(node);
        return node;
      }, destroyNode: function(node) {
        FS.hashRemoveNode(node);
      }, isRoot: function(node) {
        return node === node.parent;
      }, isMountpoint: function(node) {
        return !!node.mounted;
      }, isFile: function(mode) {
        return (mode & 61440) === 32768;
      }, isDir: function(mode) {
        return (mode & 61440) === 16384;
      }, isLink: function(mode) {
        return (mode & 61440) === 40960;
      }, isChrdev: function(mode) {
        return (mode & 61440) === 8192;
      }, isBlkdev: function(mode) {
        return (mode & 61440) === 24576;
      }, isFIFO: function(mode) {
        return (mode & 61440) === 4096;
      }, isSocket: function(mode) {
        return (mode & 49152) === 49152;
      }, flagModes: {r: 0, "r+": 2, w: 577, "w+": 578, a: 1089, "a+": 1090}, modeStringToFlags: function(str) {
        var flags = FS.flagModes[str];
        if (typeof flags === "undefined") {
          throw new Error("Unknown file open mode: " + str);
        }
        return flags;
      }, flagsToPermissionString: function(flag) {
        var perms = ["r", "w", "rw"][flag & 3];
        if (flag & 512) {
          perms += "w";
        }
        return perms;
      }, nodePermissions: function(node, perms) {
        if (FS.ignorePermissions) {
          return 0;
        }
        if (perms.indexOf("r") !== -1 && !(node.mode & 292)) {
          return 2;
        } else if (perms.indexOf("w") !== -1 && !(node.mode & 146)) {
          return 2;
        } else if (perms.indexOf("x") !== -1 && !(node.mode & 73)) {
          return 2;
        }
        return 0;
      }, mayLookup: function(dir) {
        var errCode = FS.nodePermissions(dir, "x");
        if (errCode)
          return errCode;
        if (!dir.node_ops.lookup)
          return 2;
        return 0;
      }, mayCreate: function(dir, name) {
        try {
          var node = FS.lookupNode(dir, name);
          return 20;
        } catch (e) {
        }
        return FS.nodePermissions(dir, "wx");
      }, mayDelete: function(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: function(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) {
            return 31;
          }
        }
        return FS.nodePermissions(node, FS.flagsToPermissionString(flags));
      }, MAX_OPEN_FDS: 4096, nextfd: function(fd_start, fd_end) {
        fd_start = fd_start || 0;
        fd_end = fd_end || FS.MAX_OPEN_FDS;
        for (var fd = fd_start; fd <= fd_end; fd++) {
          if (!FS.streams[fd]) {
            return fd;
          }
        }
        throw new FS.ErrnoError(33);
      }, getStream: function(fd) {
        return FS.streams[fd];
      }, createStream: function(stream, fd_start, fd_end) {
        if (!FS.FSStream) {
          FS.FSStream = function() {
          };
          FS.FSStream.prototype = {object: {get: function() {
            return this.node;
          }, set: function(val) {
            this.node = val;
          }}, isRead: {get: function() {
            return (this.flags & 2097155) !== 1;
          }}, isWrite: {get: function() {
            return (this.flags & 2097155) !== 0;
          }}, isAppend: {get: function() {
            return this.flags & 1024;
          }}};
        }
        var newStream = new FS.FSStream();
        for (var p in stream) {
          newStream[p] = stream[p];
        }
        stream = newStream;
        var fd = FS.nextfd(fd_start, fd_end);
        stream.fd = fd;
        FS.streams[fd] = stream;
        return stream;
      }, closeStream: function(fd) {
        FS.streams[fd] = null;
      }, chrdev_stream_ops: {open: function(stream) {
        var device = FS.getDevice(stream.node.rdev);
        stream.stream_ops = device.stream_ops;
        if (stream.stream_ops.open) {
          stream.stream_ops.open(stream);
        }
      }, llseek: function() {
        throw new FS.ErrnoError(70);
      }}, major: function(dev) {
        return dev >> 8;
      }, minor: function(dev) {
        return dev & 255;
      }, makedev: function(ma, mi) {
        return ma << 8 | mi;
      }, registerDevice: function(dev, ops) {
        FS.devices[dev] = {stream_ops: ops};
      }, getDevice: function(dev) {
        return FS.devices[dev];
      }, getMounts: function(mount) {
        var mounts = [];
        var check = [mount];
        while (check.length) {
          var m = check.pop();
          mounts.push(m);
          check.push.apply(check, m.mounts);
        }
        return mounts;
      }, syncfs: function(populate, callback) {
        if (typeof populate === "function") {
          callback = populate;
          populate = false;
        }
        FS.syncFSRequests++;
        if (FS.syncFSRequests > 1) {
          err("warning: " + FS.syncFSRequests + " FS.syncfs operations in flight at once, probably just doing extra work");
        }
        var mounts = FS.getMounts(FS.root.mount);
        var completed = 0;
        function doCallback(errCode) {
          FS.syncFSRequests--;
          return callback(errCode);
        }
        function done(errCode) {
          if (errCode) {
            if (!done.errored) {
              done.errored = true;
              return doCallback(errCode);
            }
            return;
          }
          if (++completed >= mounts.length) {
            doCallback(null);
          }
        }
        mounts.forEach(function(mount) {
          if (!mount.type.syncfs) {
            return done(null);
          }
          mount.type.syncfs(mount, populate, done);
        });
      }, mount: function(type, opts, mountpoint) {
        var root = mountpoint === "/";
        var pseudo = !mountpoint;
        var node;
        if (root && FS.root) {
          throw new FS.ErrnoError(10);
        } else if (!root && !pseudo) {
          var lookup = FS.lookupPath(mountpoint, {follow_mount: false});
          mountpoint = lookup.path;
          node = lookup.node;
          if (FS.isMountpoint(node)) {
            throw new FS.ErrnoError(10);
          }
          if (!FS.isDir(node.mode)) {
            throw new FS.ErrnoError(54);
          }
        }
        var mount = {type, opts, mountpoint, mounts: []};
        var mountRoot = type.mount(mount);
        mountRoot.mount = mount;
        mount.root = mountRoot;
        if (root) {
          FS.root = mountRoot;
        } else if (node) {
          node.mounted = mount;
          if (node.mount) {
            node.mount.mounts.push(mount);
          }
        }
        return mountRoot;
      }, unmount: function(mountpoint) {
        var lookup = FS.lookupPath(mountpoint, {follow_mount: false});
        if (!FS.isMountpoint(lookup.node)) {
          throw new FS.ErrnoError(28);
        }
        var node = lookup.node;
        var mount = node.mounted;
        var mounts = FS.getMounts(mount);
        Object.keys(FS.nameTable).forEach(function(hash) {
          var current = FS.nameTable[hash];
          while (current) {
            var next = current.name_next;
            if (mounts.indexOf(current.mount) !== -1) {
              FS.destroyNode(current);
            }
            current = next;
          }
        });
        node.mounted = null;
        var idx = node.mount.mounts.indexOf(mount);
        node.mount.mounts.splice(idx, 1);
      }, lookup: function(parent, name) {
        return parent.node_ops.lookup(parent, name);
      }, mknod: function(path, mode, dev) {
        var lookup = FS.lookupPath(path, {parent: true});
        var parent = lookup.node;
        var name = PATH.basename(path);
        if (!name || name === "." || name === "..") {
          throw new FS.ErrnoError(28);
        }
        var errCode = FS.mayCreate(parent, name);
        if (errCode) {
          throw new FS.ErrnoError(errCode);
        }
        if (!parent.node_ops.mknod) {
          throw new FS.ErrnoError(63);
        }
        return parent.node_ops.mknod(parent, name, mode, dev);
      }, create: function(path, mode) {
        mode = mode !== void 0 ? mode : 438;
        mode &= 4095;
        mode |= 32768;
        return FS.mknod(path, mode, 0);
      }, mkdir: function(path, mode) {
        mode = mode !== void 0 ? mode : 511;
        mode &= 511 | 512;
        mode |= 16384;
        return FS.mknod(path, mode, 0);
      }, mkdirTree: function(path, mode) {
        var dirs = path.split("/");
        var d = "";
        for (var i = 0; i < dirs.length; ++i) {
          if (!dirs[i])
            continue;
          d += "/" + dirs[i];
          try {
            FS.mkdir(d, mode);
          } catch (e) {
            if (e.errno != 20)
              throw e;
          }
        }
      }, mkdev: function(path, mode, dev) {
        if (typeof dev === "undefined") {
          dev = mode;
          mode = 438;
        }
        mode |= 8192;
        return FS.mknod(path, mode, dev);
      }, symlink: function(oldpath, newpath) {
        if (!PATH_FS.resolve(oldpath)) {
          throw new FS.ErrnoError(44);
        }
        var lookup = FS.lookupPath(newpath, {parent: true});
        var parent = lookup.node;
        if (!parent) {
          throw new FS.ErrnoError(44);
        }
        var newname = PATH.basename(newpath);
        var errCode = FS.mayCreate(parent, newname);
        if (errCode) {
          throw new FS.ErrnoError(errCode);
        }
        if (!parent.node_ops.symlink) {
          throw new FS.ErrnoError(63);
        }
        return parent.node_ops.symlink(parent, newname, oldpath);
      }, rename: function(old_path, new_path) {
        var old_dirname = PATH.dirname(old_path);
        var new_dirname = PATH.dirname(new_path);
        var old_name = PATH.basename(old_path);
        var new_name = PATH.basename(new_path);
        var lookup, old_dir, new_dir;
        lookup = FS.lookupPath(old_path, {parent: true});
        old_dir = lookup.node;
        lookup = FS.lookupPath(new_path, {parent: true});
        new_dir = lookup.node;
        if (!old_dir || !new_dir)
          throw new FS.ErrnoError(44);
        if (old_dir.mount !== new_dir.mount) {
          throw new FS.ErrnoError(75);
        }
        var old_node = FS.lookupNode(old_dir, old_name);
        var relative = PATH_FS.relative(old_path, new_dirname);
        if (relative.charAt(0) !== ".") {
          throw new FS.ErrnoError(28);
        }
        relative = PATH_FS.relative(new_path, old_dirname);
        if (relative.charAt(0) !== ".") {
          throw new FS.ErrnoError(55);
        }
        var new_node;
        try {
          new_node = FS.lookupNode(new_dir, new_name);
        } catch (e) {
        }
        if (old_node === new_node) {
          return;
        }
        var isdir = FS.isDir(old_node.mode);
        var errCode = FS.mayDelete(old_dir, old_name, isdir);
        if (errCode) {
          throw new FS.ErrnoError(errCode);
        }
        errCode = new_node ? FS.mayDelete(new_dir, new_name, isdir) : FS.mayCreate(new_dir, new_name);
        if (errCode) {
          throw new FS.ErrnoError(errCode);
        }
        if (!old_dir.node_ops.rename) {
          throw new FS.ErrnoError(63);
        }
        if (FS.isMountpoint(old_node) || new_node && FS.isMountpoint(new_node)) {
          throw new FS.ErrnoError(10);
        }
        if (new_dir !== old_dir) {
          errCode = FS.nodePermissions(old_dir, "w");
          if (errCode) {
            throw new FS.ErrnoError(errCode);
          }
        }
        try {
          if (FS.trackingDelegate["willMovePath"]) {
            FS.trackingDelegate["willMovePath"](old_path, new_path);
          }
        } catch (e) {
          err("FS.trackingDelegate['willMovePath']('" + old_path + "', '" + new_path + "') threw an exception: " + e.message);
        }
        FS.hashRemoveNode(old_node);
        try {
          old_dir.node_ops.rename(old_node, new_dir, new_name);
        } catch (e) {
          throw e;
        } finally {
          FS.hashAddNode(old_node);
        }
        try {
          if (FS.trackingDelegate["onMovePath"])
            FS.trackingDelegate["onMovePath"](old_path, new_path);
        } catch (e) {
          err("FS.trackingDelegate['onMovePath']('" + old_path + "', '" + new_path + "') threw an exception: " + e.message);
        }
      }, rmdir: function(path) {
        var lookup = FS.lookupPath(path, {parent: true});
        var parent = lookup.node;
        var name = PATH.basename(path);
        var node = FS.lookupNode(parent, name);
        var errCode = FS.mayDelete(parent, name, true);
        if (errCode) {
          throw new FS.ErrnoError(errCode);
        }
        if (!parent.node_ops.rmdir) {
          throw new FS.ErrnoError(63);
        }
        if (FS.isMountpoint(node)) {
          throw new FS.ErrnoError(10);
        }
        try {
          if (FS.trackingDelegate["willDeletePath"]) {
            FS.trackingDelegate["willDeletePath"](path);
          }
        } catch (e) {
          err("FS.trackingDelegate['willDeletePath']('" + path + "') threw an exception: " + e.message);
        }
        parent.node_ops.rmdir(parent, name);
        FS.destroyNode(node);
        try {
          if (FS.trackingDelegate["onDeletePath"])
            FS.trackingDelegate["onDeletePath"](path);
        } catch (e) {
          err("FS.trackingDelegate['onDeletePath']('" + path + "') threw an exception: " + e.message);
        }
      }, readdir: function(path) {
        var lookup = FS.lookupPath(path, {follow: true});
        var node = lookup.node;
        if (!node.node_ops.readdir) {
          throw new FS.ErrnoError(54);
        }
        return node.node_ops.readdir(node);
      }, unlink: function(path) {
        var lookup = FS.lookupPath(path, {parent: true});
        var parent = lookup.node;
        var name = PATH.basename(path);
        var node = FS.lookupNode(parent, name);
        var errCode = FS.mayDelete(parent, name, false);
        if (errCode) {
          throw new FS.ErrnoError(errCode);
        }
        if (!parent.node_ops.unlink) {
          throw new FS.ErrnoError(63);
        }
        if (FS.isMountpoint(node)) {
          throw new FS.ErrnoError(10);
        }
        try {
          if (FS.trackingDelegate["willDeletePath"]) {
            FS.trackingDelegate["willDeletePath"](path);
          }
        } catch (e) {
          err("FS.trackingDelegate['willDeletePath']('" + path + "') threw an exception: " + e.message);
        }
        parent.node_ops.unlink(parent, name);
        FS.destroyNode(node);
        try {
          if (FS.trackingDelegate["onDeletePath"])
            FS.trackingDelegate["onDeletePath"](path);
        } catch (e) {
          err("FS.trackingDelegate['onDeletePath']('" + path + "') threw an exception: " + e.message);
        }
      }, readlink: function(path) {
        var lookup = FS.lookupPath(path);
        var link = lookup.node;
        if (!link) {
          throw new FS.ErrnoError(44);
        }
        if (!link.node_ops.readlink) {
          throw new FS.ErrnoError(28);
        }
        return PATH_FS.resolve(FS.getPath(link.parent), link.node_ops.readlink(link));
      }, stat: function(path, dontFollow) {
        var lookup = FS.lookupPath(path, {follow: !dontFollow});
        var node = lookup.node;
        if (!node) {
          throw new FS.ErrnoError(44);
        }
        if (!node.node_ops.getattr) {
          throw new FS.ErrnoError(63);
        }
        return node.node_ops.getattr(node);
      }, lstat: function(path) {
        return FS.stat(path, true);
      }, chmod: function(path, mode, dontFollow) {
        var node;
        if (typeof path === "string") {
          var lookup = FS.lookupPath(path, {follow: !dontFollow});
          node = lookup.node;
        } else {
          node = path;
        }
        if (!node.node_ops.setattr) {
          throw new FS.ErrnoError(63);
        }
        node.node_ops.setattr(node, {mode: mode & 4095 | node.mode & ~4095, timestamp: Date.now()});
      }, lchmod: function(path, mode) {
        FS.chmod(path, mode, true);
      }, fchmod: function(fd, mode) {
        var stream = FS.getStream(fd);
        if (!stream) {
          throw new FS.ErrnoError(8);
        }
        FS.chmod(stream.node, mode);
      }, chown: function(path, uid, gid, dontFollow) {
        var node;
        if (typeof path === "string") {
          var lookup = FS.lookupPath(path, {follow: !dontFollow});
          node = lookup.node;
        } else {
          node = path;
        }
        if (!node.node_ops.setattr) {
          throw new FS.ErrnoError(63);
        }
        node.node_ops.setattr(node, {timestamp: Date.now()});
      }, lchown: function(path, uid, gid) {
        FS.chown(path, uid, gid, true);
      }, fchown: function(fd, uid, gid) {
        var stream = FS.getStream(fd);
        if (!stream) {
          throw new FS.ErrnoError(8);
        }
        FS.chown(stream.node, uid, gid);
      }, truncate: function(path, len) {
        if (len < 0) {
          throw new FS.ErrnoError(28);
        }
        var node;
        if (typeof path === "string") {
          var lookup = FS.lookupPath(path, {follow: true});
          node = lookup.node;
        } else {
          node = path;
        }
        if (!node.node_ops.setattr) {
          throw new FS.ErrnoError(63);
        }
        if (FS.isDir(node.mode)) {
          throw new FS.ErrnoError(31);
        }
        if (!FS.isFile(node.mode)) {
          throw new FS.ErrnoError(28);
        }
        var errCode = FS.nodePermissions(node, "w");
        if (errCode) {
          throw new FS.ErrnoError(errCode);
        }
        node.node_ops.setattr(node, {size: len, timestamp: Date.now()});
      }, ftruncate: function(fd, len) {
        var stream = FS.getStream(fd);
        if (!stream) {
          throw new FS.ErrnoError(8);
        }
        if ((stream.flags & 2097155) === 0) {
          throw new FS.ErrnoError(28);
        }
        FS.truncate(stream.node, len);
      }, utime: function(path, atime, mtime) {
        var lookup = FS.lookupPath(path, {follow: true});
        var node = lookup.node;
        node.node_ops.setattr(node, {timestamp: Math.max(atime, mtime)});
      }, open: function(path, flags, mode, fd_start, fd_end) {
        if (path === "") {
          throw new FS.ErrnoError(44);
        }
        flags = typeof flags === "string" ? FS.modeStringToFlags(flags) : flags;
        mode = typeof mode === "undefined" ? 438 : mode;
        if (flags & 64) {
          mode = mode & 4095 | 32768;
        } else {
          mode = 0;
        }
        var node;
        if (typeof path === "object") {
          node = path;
        } else {
          path = PATH.normalize(path);
          try {
            var lookup = FS.lookupPath(path, {follow: !(flags & 131072)});
            node = lookup.node;
          } catch (e) {
          }
        }
        var created = false;
        if (flags & 64) {
          if (node) {
            if (flags & 128) {
              throw new FS.ErrnoError(20);
            }
          } else {
            node = FS.mknod(path, mode, 0);
            created = true;
          }
        }
        if (!node) {
          throw new FS.ErrnoError(44);
        }
        if (FS.isChrdev(node.mode)) {
          flags &= ~512;
        }
        if (flags & 65536 && !FS.isDir(node.mode)) {
          throw new FS.ErrnoError(54);
        }
        if (!created) {
          var errCode = FS.mayOpen(node, flags);
          if (errCode) {
            throw new FS.ErrnoError(errCode);
          }
        }
        if (flags & 512) {
          FS.truncate(node, 0);
        }
        flags &= ~(128 | 512 | 131072);
        var stream = FS.createStream({node, path: FS.getPath(node), flags, seekable: true, position: 0, stream_ops: node.stream_ops, ungotten: [], error: false}, fd_start, fd_end);
        if (stream.stream_ops.open) {
          stream.stream_ops.open(stream);
        }
        if (Module["logReadFiles"] && !(flags & 1)) {
          if (!FS.readFiles)
            FS.readFiles = {};
          if (!(path in FS.readFiles)) {
            FS.readFiles[path] = 1;
            err("FS.trackingDelegate error on read file: " + path);
          }
        }
        try {
          if (FS.trackingDelegate["onOpenFile"]) {
            var trackingFlags = 0;
            if ((flags & 2097155) !== 1) {
              trackingFlags |= FS.tracking.openFlags.READ;
            }
            if ((flags & 2097155) !== 0) {
              trackingFlags |= FS.tracking.openFlags.WRITE;
            }
            FS.trackingDelegate["onOpenFile"](path, trackingFlags);
          }
        } catch (e) {
          err("FS.trackingDelegate['onOpenFile']('" + path + "', flags) threw an exception: " + e.message);
        }
        return stream;
      }, close: function(stream) {
        if (FS.isClosed(stream)) {
          throw new FS.ErrnoError(8);
        }
        if (stream.getdents)
          stream.getdents = null;
        try {
          if (stream.stream_ops.close) {
            stream.stream_ops.close(stream);
          }
        } catch (e) {
          throw e;
        } finally {
          FS.closeStream(stream.fd);
        }
        stream.fd = null;
      }, isClosed: function(stream) {
        return stream.fd === null;
      }, llseek: function(stream, offset, whence) {
        if (FS.isClosed(stream)) {
          throw new FS.ErrnoError(8);
        }
        if (!stream.seekable || !stream.stream_ops.llseek) {
          throw new FS.ErrnoError(70);
        }
        if (whence != 0 && whence != 1 && whence != 2) {
          throw new FS.ErrnoError(28);
        }
        stream.position = stream.stream_ops.llseek(stream, offset, whence);
        stream.ungotten = [];
        return stream.position;
      }, read: function(stream, buffer2, offset, length, position) {
        if (length < 0 || position < 0) {
          throw new FS.ErrnoError(28);
        }
        if (FS.isClosed(stream)) {
          throw new FS.ErrnoError(8);
        }
        if ((stream.flags & 2097155) === 1) {
          throw new FS.ErrnoError(8);
        }
        if (FS.isDir(stream.node.mode)) {
          throw new FS.ErrnoError(31);
        }
        if (!stream.stream_ops.read) {
          throw new FS.ErrnoError(28);
        }
        var seeking = typeof position !== "undefined";
        if (!seeking) {
          position = stream.position;
        } else if (!stream.seekable) {
          throw new FS.ErrnoError(70);
        }
        var bytesRead = stream.stream_ops.read(stream, buffer2, offset, length, position);
        if (!seeking)
          stream.position += bytesRead;
        return bytesRead;
      }, write: function(stream, buffer2, offset, length, position, canOwn) {
        if (length < 0 || position < 0) {
          throw new FS.ErrnoError(28);
        }
        if (FS.isClosed(stream)) {
          throw new FS.ErrnoError(8);
        }
        if ((stream.flags & 2097155) === 0) {
          throw new FS.ErrnoError(8);
        }
        if (FS.isDir(stream.node.mode)) {
          throw new FS.ErrnoError(31);
        }
        if (!stream.stream_ops.write) {
          throw new FS.ErrnoError(28);
        }
        if (stream.seekable && stream.flags & 1024) {
          FS.llseek(stream, 0, 2);
        }
        var seeking = typeof position !== "undefined";
        if (!seeking) {
          position = stream.position;
        } else if (!stream.seekable) {
          throw new FS.ErrnoError(70);
        }
        var bytesWritten = stream.stream_ops.write(stream, buffer2, offset, length, position, canOwn);
        if (!seeking)
          stream.position += bytesWritten;
        try {
          if (stream.path && FS.trackingDelegate["onWriteToFile"])
            FS.trackingDelegate["onWriteToFile"](stream.path);
        } catch (e) {
          err("FS.trackingDelegate['onWriteToFile']('" + stream.path + "') threw an exception: " + e.message);
        }
        return bytesWritten;
      }, allocate: function(stream, offset, length) {
        if (FS.isClosed(stream)) {
          throw new FS.ErrnoError(8);
        }
        if (offset < 0 || length <= 0) {
          throw new FS.ErrnoError(28);
        }
        if ((stream.flags & 2097155) === 0) {
          throw new FS.ErrnoError(8);
        }
        if (!FS.isFile(stream.node.mode) && !FS.isDir(stream.node.mode)) {
          throw new FS.ErrnoError(43);
        }
        if (!stream.stream_ops.allocate) {
          throw new FS.ErrnoError(138);
        }
        stream.stream_ops.allocate(stream, offset, length);
      }, mmap: function(stream, address, length, position, prot, flags) {
        if ((prot & 2) !== 0 && (flags & 2) === 0 && (stream.flags & 2097155) !== 2) {
          throw new FS.ErrnoError(2);
        }
        if ((stream.flags & 2097155) === 1) {
          throw new FS.ErrnoError(2);
        }
        if (!stream.stream_ops.mmap) {
          throw new FS.ErrnoError(43);
        }
        return stream.stream_ops.mmap(stream, address, length, position, prot, flags);
      }, msync: function(stream, buffer2, offset, length, mmapFlags) {
        if (!stream || !stream.stream_ops.msync) {
          return 0;
        }
        return stream.stream_ops.msync(stream, buffer2, offset, length, mmapFlags);
      }, munmap: function(stream) {
        return 0;
      }, ioctl: function(stream, cmd, arg) {
        if (!stream.stream_ops.ioctl) {
          throw new FS.ErrnoError(59);
        }
        return stream.stream_ops.ioctl(stream, cmd, arg);
      }, readFile: function(path, opts) {
        opts = opts || {};
        opts.flags = opts.flags || 0;
        opts.encoding = opts.encoding || "binary";
        if (opts.encoding !== "utf8" && opts.encoding !== "binary") {
          throw new Error('Invalid encoding type "' + opts.encoding + '"');
        }
        var ret;
        var stream = FS.open(path, opts.flags);
        var stat = FS.stat(path);
        var length = stat.size;
        var buf = new Uint8Array(length);
        FS.read(stream, buf, 0, length, 0);
        if (opts.encoding === "utf8") {
          ret = UTF8ArrayToString(buf, 0);
        } else if (opts.encoding === "binary") {
          ret = buf;
        }
        FS.close(stream);
        return ret;
      }, writeFile: function(path, data, opts) {
        opts = opts || {};
        opts.flags = opts.flags || 577;
        var stream = FS.open(path, opts.flags, opts.mode);
        if (typeof data === "string") {
          var buf = new Uint8Array(lengthBytesUTF8(data) + 1);
          var actualNumBytes = stringToUTF8Array(data, buf, 0, buf.length);
          FS.write(stream, buf, 0, actualNumBytes, void 0, opts.canOwn);
        } else if (ArrayBuffer.isView(data)) {
          FS.write(stream, data, 0, data.byteLength, void 0, opts.canOwn);
        } else {
          throw new Error("Unsupported data type");
        }
        FS.close(stream);
      }, cwd: function() {
        return FS.currentPath;
      }, chdir: function(path) {
        var lookup = FS.lookupPath(path, {follow: true});
        if (lookup.node === null) {
          throw new FS.ErrnoError(44);
        }
        if (!FS.isDir(lookup.node.mode)) {
          throw new FS.ErrnoError(54);
        }
        var errCode = FS.nodePermissions(lookup.node, "x");
        if (errCode) {
          throw new FS.ErrnoError(errCode);
        }
        FS.currentPath = lookup.path;
      }, createDefaultDirectories: function() {
        FS.mkdir("/tmp");
        FS.mkdir("/home");
        FS.mkdir("/home/web_user");
      }, createDefaultDevices: function() {
        FS.mkdir("/dev");
        FS.registerDevice(FS.makedev(1, 3), {read: function() {
          return 0;
        }, write: function(stream, buffer2, offset, length, pos) {
          return length;
        }});
        FS.mkdev("/dev/null", FS.makedev(1, 3));
        TTY.register(FS.makedev(5, 0), TTY.default_tty_ops);
        TTY.register(FS.makedev(6, 0), TTY.default_tty1_ops);
        FS.mkdev("/dev/tty", FS.makedev(5, 0));
        FS.mkdev("/dev/tty1", FS.makedev(6, 0));
        var random_device = getRandomDevice();
        FS.createDevice("/dev", "random", random_device);
        FS.createDevice("/dev", "urandom", random_device);
        FS.mkdir("/dev/shm");
        FS.mkdir("/dev/shm/tmp");
      }, createSpecialDirectories: function() {
        FS.mkdir("/proc");
        FS.mkdir("/proc/self");
        FS.mkdir("/proc/self/fd");
        FS.mount({mount: function() {
          var node = FS.createNode("/proc/self", "fd", 16384 | 511, 73);
          node.node_ops = {lookup: function(parent, name) {
            var fd = +name;
            var stream = FS.getStream(fd);
            if (!stream)
              throw new FS.ErrnoError(8);
            var ret = {parent: null, mount: {mountpoint: "fake"}, node_ops: {readlink: function() {
              return stream.path;
            }}};
            ret.parent = ret;
            return ret;
          }};
          return node;
        }}, {}, "/proc/self/fd");
      }, createStandardStreams: function() {
        if (Module["stdin"]) {
          FS.createDevice("/dev", "stdin", Module["stdin"]);
        } else {
          FS.symlink("/dev/tty", "/dev/stdin");
        }
        if (Module["stdout"]) {
          FS.createDevice("/dev", "stdout", null, Module["stdout"]);
        } else {
          FS.symlink("/dev/tty", "/dev/stdout");
        }
        if (Module["stderr"]) {
          FS.createDevice("/dev", "stderr", null, Module["stderr"]);
        } else {
          FS.symlink("/dev/tty1", "/dev/stderr");
        }
        var stdin = FS.open("/dev/stdin", 0);
        var stdout = FS.open("/dev/stdout", 1);
        var stderr = FS.open("/dev/stderr", 1);
      }, ensureErrnoError: function() {
        if (FS.ErrnoError)
          return;
        FS.ErrnoError = function ErrnoError(errno, node) {
          this.node = node;
          this.setErrno = function(errno2) {
            this.errno = errno2;
          };
          this.setErrno(errno);
          this.message = "FS error";
        };
        FS.ErrnoError.prototype = new Error();
        FS.ErrnoError.prototype.constructor = FS.ErrnoError;
        [44].forEach(function(code) {
          FS.genericErrors[code] = new FS.ErrnoError(code);
          FS.genericErrors[code].stack = "<generic error, no stack>";
        });
      }, staticInit: function() {
        FS.ensureErrnoError();
        FS.nameTable = new Array(4096);
        FS.mount(MEMFS, {}, "/");
        FS.createDefaultDirectories();
        FS.createDefaultDevices();
        FS.createSpecialDirectories();
        FS.filesystems = {MEMFS};
      }, init: function(input, output, error) {
        FS.init.initialized = true;
        FS.ensureErrnoError();
        Module["stdin"] = input || Module["stdin"];
        Module["stdout"] = output || Module["stdout"];
        Module["stderr"] = error || Module["stderr"];
        FS.createStandardStreams();
      }, quit: function() {
        FS.init.initialized = false;
        var fflush = Module["_fflush"];
        if (fflush)
          fflush(0);
        for (var i = 0; i < FS.streams.length; i++) {
          var stream = FS.streams[i];
          if (!stream) {
            continue;
          }
          FS.close(stream);
        }
      }, getMode: function(canRead, canWrite) {
        var mode = 0;
        if (canRead)
          mode |= 292 | 73;
        if (canWrite)
          mode |= 146;
        return mode;
      }, findObject: function(path, dontResolveLastLink) {
        var ret = FS.analyzePath(path, dontResolveLastLink);
        if (ret.exists) {
          return ret.object;
        } else {
          return null;
        }
      }, analyzePath: function(path, dontResolveLastLink) {
        try {
          var lookup = FS.lookupPath(path, {follow: !dontResolveLastLink});
          path = lookup.path;
        } catch (e) {
        }
        var ret = {isRoot: false, exists: false, error: 0, name: null, path: null, object: null, parentExists: false, parentPath: null, parentObject: null};
        try {
          var lookup = FS.lookupPath(path, {parent: true});
          ret.parentExists = true;
          ret.parentPath = lookup.path;
          ret.parentObject = lookup.node;
          ret.name = PATH.basename(path);
          lookup = FS.lookupPath(path, {follow: !dontResolveLastLink});
          ret.exists = true;
          ret.path = lookup.path;
          ret.object = lookup.node;
          ret.name = lookup.node.name;
          ret.isRoot = lookup.path === "/";
        } catch (e) {
          ret.error = e.errno;
        }
        return ret;
      }, createPath: function(parent, path, canRead, canWrite) {
        parent = typeof parent === "string" ? parent : FS.getPath(parent);
        var parts = path.split("/").reverse();
        while (parts.length) {
          var part = parts.pop();
          if (!part)
            continue;
          var current = PATH.join2(parent, part);
          try {
            FS.mkdir(current);
          } catch (e) {
          }
          parent = current;
        }
        return current;
      }, createFile: function(parent, name, properties, canRead, canWrite) {
        var path = PATH.join2(typeof parent === "string" ? parent : FS.getPath(parent), name);
        var mode = FS.getMode(canRead, canWrite);
        return FS.create(path, mode);
      }, createDataFile: function(parent, name, data, canRead, canWrite, canOwn) {
        var path = name ? PATH.join2(typeof parent === "string" ? parent : FS.getPath(parent), name) : parent;
        var mode = FS.getMode(canRead, canWrite);
        var node = FS.create(path, mode);
        if (data) {
          if (typeof data === "string") {
            var arr = new Array(data.length);
            for (var i = 0, len = data.length; i < len; ++i)
              arr[i] = data.charCodeAt(i);
            data = arr;
          }
          FS.chmod(node, mode | 146);
          var stream = FS.open(node, 577);
          FS.write(stream, data, 0, data.length, 0, canOwn);
          FS.close(stream);
          FS.chmod(node, mode);
        }
        return node;
      }, createDevice: function(parent, name, input, output) {
        var path = PATH.join2(typeof parent === "string" ? parent : FS.getPath(parent), name);
        var mode = FS.getMode(!!input, !!output);
        if (!FS.createDevice.major)
          FS.createDevice.major = 64;
        var dev = FS.makedev(FS.createDevice.major++, 0);
        FS.registerDevice(dev, {open: function(stream) {
          stream.seekable = false;
        }, close: function(stream) {
          if (output && output.buffer && output.buffer.length) {
            output(10);
          }
        }, read: function(stream, buffer2, offset, length, pos) {
          var bytesRead = 0;
          for (var i = 0; i < length; i++) {
            var result;
            try {
              result = input();
            } catch (e) {
              throw new FS.ErrnoError(29);
            }
            if (result === void 0 && bytesRead === 0) {
              throw new FS.ErrnoError(6);
            }
            if (result === null || result === void 0)
              break;
            bytesRead++;
            buffer2[offset + i] = result;
          }
          if (bytesRead) {
            stream.node.timestamp = Date.now();
          }
          return bytesRead;
        }, write: function(stream, buffer2, offset, length, pos) {
          for (var i = 0; i < length; i++) {
            try {
              output(buffer2[offset + i]);
            } catch (e) {
              throw new FS.ErrnoError(29);
            }
          }
          if (length) {
            stream.node.timestamp = Date.now();
          }
          return i;
        }});
        return FS.mkdev(path, mode, dev);
      }, forceLoadFile: function(obj) {
        if (obj.isDevice || obj.isFolder || obj.link || obj.contents)
          return true;
        if (typeof XMLHttpRequest !== "undefined") {
          throw new Error("Lazy loading should have been performed (contents set) in createLazyFile, but it was not. Lazy loading only works in web workers. Use --embed-file or --preload-file in emcc on the main thread.");
        } else if (read_) {
          try {
            obj.contents = intArrayFromString(read_(obj.url), true);
            obj.usedBytes = obj.contents.length;
          } catch (e) {
            throw new FS.ErrnoError(29);
          }
        } else {
          throw new Error("Cannot load without read() or XMLHttpRequest.");
        }
      }, createLazyFile: function(parent, name, url, canRead, canWrite) {
        function LazyUint8Array() {
          this.lengthKnown = false;
          this.chunks = [];
        }
        LazyUint8Array.prototype.get = function LazyUint8Array_get(idx) {
          if (idx > this.length - 1 || idx < 0) {
            return void 0;
          }
          var chunkOffset = idx % this.chunkSize;
          var chunkNum = idx / this.chunkSize | 0;
          return this.getter(chunkNum)[chunkOffset];
        };
        LazyUint8Array.prototype.setDataGetter = function LazyUint8Array_setDataGetter(getter) {
          this.getter = getter;
        };
        LazyUint8Array.prototype.cacheLength = function LazyUint8Array_cacheLength() {
          var xhr = new XMLHttpRequest();
          xhr.open("HEAD", url, false);
          xhr.send(null);
          if (!(xhr.status >= 200 && xhr.status < 300 || xhr.status === 304))
            throw new Error("Couldn't load " + url + ". Status: " + xhr.status);
          var datalength = Number(xhr.getResponseHeader("Content-length"));
          var header;
          var hasByteServing = (header = xhr.getResponseHeader("Accept-Ranges")) && header === "bytes";
          var usesGzip = (header = xhr.getResponseHeader("Content-Encoding")) && header === "gzip";
          var chunkSize = 1024 * 1024;
          if (!hasByteServing)
            chunkSize = datalength;
          var doXHR = function(from, to) {
            if (from > to)
              throw new Error("invalid range (" + from + ", " + to + ") or no bytes requested!");
            if (to > datalength - 1)
              throw new Error("only " + datalength + " bytes available! programmer error!");
            var xhr2 = new XMLHttpRequest();
            xhr2.open("GET", url, false);
            if (datalength !== chunkSize)
              xhr2.setRequestHeader("Range", "bytes=" + from + "-" + to);
            if (typeof Uint8Array != "undefined")
              xhr2.responseType = "arraybuffer";
            if (xhr2.overrideMimeType) {
              xhr2.overrideMimeType("text/plain; charset=x-user-defined");
            }
            xhr2.send(null);
            if (!(xhr2.status >= 200 && xhr2.status < 300 || xhr2.status === 304))
              throw new Error("Couldn't load " + url + ". Status: " + xhr2.status);
            if (xhr2.response !== void 0) {
              return new Uint8Array(xhr2.response || []);
            } else {
              return intArrayFromString(xhr2.responseText || "", true);
            }
          };
          var lazyArray2 = this;
          lazyArray2.setDataGetter(function(chunkNum) {
            var start = chunkNum * chunkSize;
            var end = (chunkNum + 1) * chunkSize - 1;
            end = Math.min(end, datalength - 1);
            if (typeof lazyArray2.chunks[chunkNum] === "undefined") {
              lazyArray2.chunks[chunkNum] = doXHR(start, end);
            }
            if (typeof lazyArray2.chunks[chunkNum] === "undefined")
              throw new Error("doXHR failed!");
            return lazyArray2.chunks[chunkNum];
          });
          if (usesGzip || !datalength) {
            chunkSize = datalength = 1;
            datalength = this.getter(0).length;
            chunkSize = datalength;
            out("LazyFiles on gzip forces download of the whole file when length is accessed");
          }
          this._length = datalength;
          this._chunkSize = chunkSize;
          this.lengthKnown = true;
        };
        if (typeof XMLHttpRequest !== "undefined") {
          if (!ENVIRONMENT_IS_WORKER)
            throw "Cannot do synchronous binary XHRs outside webworkers in modern browsers. Use --embed-file or --preload-file in emcc";
          var lazyArray = new LazyUint8Array();
          Object.defineProperties(lazyArray, {length: {get: function() {
            if (!this.lengthKnown) {
              this.cacheLength();
            }
            return this._length;
          }}, chunkSize: {get: function() {
            if (!this.lengthKnown) {
              this.cacheLength();
            }
            return this._chunkSize;
          }}});
          var properties = {isDevice: false, contents: lazyArray};
        } else {
          var properties = {isDevice: false, url};
        }
        var node = FS.createFile(parent, name, properties, canRead, canWrite);
        if (properties.contents) {
          node.contents = properties.contents;
        } else if (properties.url) {
          node.contents = null;
          node.url = properties.url;
        }
        Object.defineProperties(node, {usedBytes: {get: function() {
          return this.contents.length;
        }}});
        var stream_ops = {};
        var keys = Object.keys(node.stream_ops);
        keys.forEach(function(key2) {
          var fn = node.stream_ops[key2];
          stream_ops[key2] = function forceLoadLazyFile() {
            FS.forceLoadFile(node);
            return fn.apply(null, arguments);
          };
        });
        stream_ops.read = function stream_ops_read(stream, buffer2, offset, length, position) {
          FS.forceLoadFile(node);
          var contents = stream.node.contents;
          if (position >= contents.length)
            return 0;
          var size = Math.min(contents.length - position, length);
          if (contents.slice) {
            for (var i = 0; i < size; i++) {
              buffer2[offset + i] = contents[position + i];
            }
          } else {
            for (var i = 0; i < size; i++) {
              buffer2[offset + i] = contents.get(position + i);
            }
          }
          return size;
        };
        node.stream_ops = stream_ops;
        return node;
      }, createPreloadedFile: function(parent, name, url, canRead, canWrite, onload, onerror, dontCreateFile, canOwn, preFinish) {
        Browser.init();
        var fullname = name ? PATH_FS.resolve(PATH.join2(parent, name)) : parent;
        var dep = getUniqueRunDependency("cp " + fullname);
        function processData(byteArray) {
          function finish(byteArray2) {
            if (preFinish)
              preFinish();
            if (!dontCreateFile) {
              FS.createDataFile(parent, name, byteArray2, canRead, canWrite, canOwn);
            }
            if (onload)
              onload();
            removeRunDependency(dep);
          }
          var handled = false;
          Module["preloadPlugins"].forEach(function(plugin) {
            if (handled)
              return;
            if (plugin["canHandle"](fullname)) {
              plugin["handle"](byteArray, fullname, finish, function() {
                if (onerror)
                  onerror();
                removeRunDependency(dep);
              });
              handled = true;
            }
          });
          if (!handled)
            finish(byteArray);
        }
        addRunDependency(dep);
        if (typeof url == "string") {
          Browser.asyncLoad(url, function(byteArray) {
            processData(byteArray);
          }, onerror);
        } else {
          processData(url);
        }
      }, indexedDB: function() {
        return window.indexedDB || window.mozIndexedDB || window.webkitIndexedDB || window.msIndexedDB;
      }, DB_NAME: function() {
        return "EM_FS_" + window.location.pathname;
      }, DB_VERSION: 20, DB_STORE_NAME: "FILE_DATA", saveFilesToDB: function(paths, onload, onerror) {
        onload = onload || function() {
        };
        onerror = onerror || function() {
        };
        var indexedDB = FS.indexedDB();
        try {
          var openRequest = indexedDB.open(FS.DB_NAME(), FS.DB_VERSION);
        } catch (e) {
          return onerror(e);
        }
        openRequest.onupgradeneeded = function openRequest_onupgradeneeded() {
          out("creating db");
          var db = openRequest.result;
          db.createObjectStore(FS.DB_STORE_NAME);
        };
        openRequest.onsuccess = function openRequest_onsuccess() {
          var db = openRequest.result;
          var transaction = db.transaction([FS.DB_STORE_NAME], "readwrite");
          var files = transaction.objectStore(FS.DB_STORE_NAME);
          var ok = 0, fail = 0, total = paths.length;
          function finish() {
            if (fail == 0)
              onload();
            else
              onerror();
          }
          paths.forEach(function(path) {
            var putRequest = files.put(FS.analyzePath(path).object.contents, path);
            putRequest.onsuccess = function putRequest_onsuccess() {
              ok++;
              if (ok + fail == total)
                finish();
            };
            putRequest.onerror = function putRequest_onerror() {
              fail++;
              if (ok + fail == total)
                finish();
            };
          });
          transaction.onerror = onerror;
        };
        openRequest.onerror = onerror;
      }, loadFilesFromDB: function(paths, onload, onerror) {
        onload = onload || function() {
        };
        onerror = onerror || function() {
        };
        var indexedDB = FS.indexedDB();
        try {
          var openRequest = indexedDB.open(FS.DB_NAME(), FS.DB_VERSION);
        } catch (e) {
          return onerror(e);
        }
        openRequest.onupgradeneeded = onerror;
        openRequest.onsuccess = function openRequest_onsuccess() {
          var db = openRequest.result;
          try {
            var transaction = db.transaction([FS.DB_STORE_NAME], "readonly");
          } catch (e) {
            onerror(e);
            return;
          }
          var files = transaction.objectStore(FS.DB_STORE_NAME);
          var ok = 0, fail = 0, total = paths.length;
          function finish() {
            if (fail == 0)
              onload();
            else
              onerror();
          }
          paths.forEach(function(path) {
            var getRequest = files.get(path);
            getRequest.onsuccess = function getRequest_onsuccess() {
              if (FS.analyzePath(path).exists) {
                FS.unlink(path);
              }
              FS.createDataFile(PATH.dirname(path), PATH.basename(path), getRequest.result, true, true, true);
              ok++;
              if (ok + fail == total)
                finish();
            };
            getRequest.onerror = function getRequest_onerror() {
              fail++;
              if (ok + fail == total)
                finish();
            };
          });
          transaction.onerror = onerror;
        };
        openRequest.onerror = onerror;
      }};
      var SYSCALLS = {mappings: {}, DEFAULT_POLLMASK: 5, umask: 511, calculateAt: function(dirfd, path) {
        if (path[0] !== "/") {
          var dir;
          if (dirfd === -100) {
            dir = FS.cwd();
          } else {
            var dirstream = FS.getStream(dirfd);
            if (!dirstream)
              throw new FS.ErrnoError(8);
            dir = dirstream.path;
          }
          path = PATH.join2(dir, path);
        }
        return path;
      }, doStat: function(func, path, buf) {
        try {
          var stat = func(path);
        } catch (e) {
          if (e && e.node && PATH.normalize(path) !== PATH.normalize(FS.getPath(e.node))) {
            return -54;
          }
          throw e;
        }
        HEAP32[buf >> 2] = stat.dev;
        HEAP32[buf + 4 >> 2] = 0;
        HEAP32[buf + 8 >> 2] = stat.ino;
        HEAP32[buf + 12 >> 2] = stat.mode;
        HEAP32[buf + 16 >> 2] = stat.nlink;
        HEAP32[buf + 20 >> 2] = stat.uid;
        HEAP32[buf + 24 >> 2] = stat.gid;
        HEAP32[buf + 28 >> 2] = stat.rdev;
        HEAP32[buf + 32 >> 2] = 0;
        tempI64 = [stat.size >>> 0, (tempDouble = stat.size, +Math.abs(tempDouble) >= 1 ? tempDouble > 0 ? (Math.min(+Math.floor(tempDouble / 4294967296), 4294967295) | 0) >>> 0 : ~~+Math.ceil((tempDouble - +(~~tempDouble >>> 0)) / 4294967296) >>> 0 : 0)], HEAP32[buf + 40 >> 2] = tempI64[0], HEAP32[buf + 44 >> 2] = tempI64[1];
        HEAP32[buf + 48 >> 2] = 4096;
        HEAP32[buf + 52 >> 2] = stat.blocks;
        HEAP32[buf + 56 >> 2] = stat.atime.getTime() / 1e3 | 0;
        HEAP32[buf + 60 >> 2] = 0;
        HEAP32[buf + 64 >> 2] = stat.mtime.getTime() / 1e3 | 0;
        HEAP32[buf + 68 >> 2] = 0;
        HEAP32[buf + 72 >> 2] = stat.ctime.getTime() / 1e3 | 0;
        HEAP32[buf + 76 >> 2] = 0;
        tempI64 = [stat.ino >>> 0, (tempDouble = stat.ino, +Math.abs(tempDouble) >= 1 ? tempDouble > 0 ? (Math.min(+Math.floor(tempDouble / 4294967296), 4294967295) | 0) >>> 0 : ~~+Math.ceil((tempDouble - +(~~tempDouble >>> 0)) / 4294967296) >>> 0 : 0)], HEAP32[buf + 80 >> 2] = tempI64[0], HEAP32[buf + 84 >> 2] = tempI64[1];
        return 0;
      }, doMsync: function(addr, stream, len, flags, offset) {
        var buffer2 = HEAPU8.slice(addr, addr + len);
        FS.msync(stream, buffer2, offset, len, flags);
      }, doMkdir: function(path, mode) {
        path = PATH.normalize(path);
        if (path[path.length - 1] === "/")
          path = path.substr(0, path.length - 1);
        FS.mkdir(path, mode, 0);
        return 0;
      }, doMknod: function(path, mode, dev) {
        switch (mode & 61440) {
          case 32768:
          case 8192:
          case 24576:
          case 4096:
          case 49152:
            break;
          default:
            return -28;
        }
        FS.mknod(path, mode, dev);
        return 0;
      }, doReadlink: function(path, buf, bufsize) {
        if (bufsize <= 0)
          return -28;
        var ret = FS.readlink(path);
        var len = Math.min(bufsize, lengthBytesUTF8(ret));
        var endChar = HEAP8[buf + len];
        stringToUTF8(ret, buf, bufsize + 1);
        HEAP8[buf + len] = endChar;
        return len;
      }, doAccess: function(path, amode) {
        if (amode & ~7) {
          return -28;
        }
        var node;
        var lookup = FS.lookupPath(path, {follow: true});
        node = lookup.node;
        if (!node) {
          return -44;
        }
        var perms = "";
        if (amode & 4)
          perms += "r";
        if (amode & 2)
          perms += "w";
        if (amode & 1)
          perms += "x";
        if (perms && FS.nodePermissions(node, perms)) {
          return -2;
        }
        return 0;
      }, doDup: function(path, flags, suggestFD) {
        var suggest = FS.getStream(suggestFD);
        if (suggest)
          FS.close(suggest);
        return FS.open(path, flags, 0, suggestFD, suggestFD).fd;
      }, doReadv: function(stream, iov, iovcnt, offset) {
        var ret = 0;
        for (var i = 0; i < iovcnt; i++) {
          var ptr = HEAP32[iov + i * 8 >> 2];
          var len = HEAP32[iov + (i * 8 + 4) >> 2];
          var curr = FS.read(stream, HEAP8, ptr, len, offset);
          if (curr < 0)
            return -1;
          ret += curr;
          if (curr < len)
            break;
        }
        return ret;
      }, doWritev: function(stream, iov, iovcnt, offset) {
        var ret = 0;
        for (var i = 0; i < iovcnt; i++) {
          var ptr = HEAP32[iov + i * 8 >> 2];
          var len = HEAP32[iov + (i * 8 + 4) >> 2];
          var curr = FS.write(stream, HEAP8, ptr, len, offset);
          if (curr < 0)
            return -1;
          ret += curr;
        }
        return ret;
      }, varargs: void 0, get: function() {
        SYSCALLS.varargs += 4;
        var ret = HEAP32[SYSCALLS.varargs - 4 >> 2];
        return ret;
      }, getStr: function(ptr) {
        var ret = UTF8ToString(ptr);
        return ret;
      }, getStreamFromFD: function(fd) {
        var stream = FS.getStream(fd);
        if (!stream)
          throw new FS.ErrnoError(8);
        return stream;
      }, get64: function(low, high) {
        return low;
      }};
      function ___sys_ioctl(fd, op, varargs) {
        SYSCALLS.varargs = varargs;
        try {
          var stream = SYSCALLS.getStreamFromFD(fd);
          switch (op) {
            case 21509:
            case 21505: {
              if (!stream.tty)
                return -59;
              return 0;
            }
            case 21510:
            case 21511:
            case 21512:
            case 21506:
            case 21507:
            case 21508: {
              if (!stream.tty)
                return -59;
              return 0;
            }
            case 21519: {
              if (!stream.tty)
                return -59;
              var argp = SYSCALLS.get();
              HEAP32[argp >> 2] = 0;
              return 0;
            }
            case 21520: {
              if (!stream.tty)
                return -59;
              return -28;
            }
            case 21531: {
              var argp = SYSCALLS.get();
              return FS.ioctl(stream, op, argp);
            }
            case 21523: {
              if (!stream.tty)
                return -59;
              return 0;
            }
            case 21524: {
              if (!stream.tty)
                return -59;
              return 0;
            }
            default:
              abort("bad ioctl syscall " + op);
          }
        } catch (e) {
          if (typeof FS === "undefined" || !(e instanceof FS.ErrnoError))
            abort(e);
          return -e.errno;
        }
      }
      function ___sys_open(path, flags, varargs) {
        SYSCALLS.varargs = varargs;
        try {
          var pathname = SYSCALLS.getStr(path);
          var mode = SYSCALLS.get();
          var stream = FS.open(pathname, flags, mode);
          return stream.fd;
        } catch (e) {
          if (typeof FS === "undefined" || !(e instanceof FS.ErrnoError))
            abort(e);
          return -e.errno;
        }
      }
      var tupleRegistrations = {};
      function runDestructors(destructors) {
        while (destructors.length) {
          var ptr = destructors.pop();
          var del = destructors.pop();
          del(ptr);
        }
      }
      function simpleReadValueFromPointer(pointer) {
        return this["fromWireType"](HEAPU32[pointer >> 2]);
      }
      var awaitingDependencies = {};
      var registeredTypes = {};
      var typeDependencies = {};
      var char_0 = 48;
      var char_9 = 57;
      function makeLegalFunctionName(name) {
        if (name === void 0) {
          return "_unknown";
        }
        name = name.replace(/[^a-zA-Z0-9_]/g, "$");
        var f = name.charCodeAt(0);
        if (f >= char_0 && f <= char_9) {
          return "_" + name;
        } else {
          return name;
        }
      }
      function createNamedFunction(name, body) {
        name = makeLegalFunctionName(name);
        return new Function("body", "return function " + name + '() {\n    "use strict";    return body.apply(this, arguments);\n};\n')(body);
      }
      function extendError(baseErrorType, errorName) {
        var errorClass = createNamedFunction(errorName, function(message) {
          this.name = errorName;
          this.message = message;
          var stack = new Error(message).stack;
          if (stack !== void 0) {
            this.stack = this.toString() + "\n" + stack.replace(/^Error(:[^\n]*)?\n/, "");
          }
        });
        errorClass.prototype = Object.create(baseErrorType.prototype);
        errorClass.prototype.constructor = errorClass;
        errorClass.prototype.toString = function() {
          if (this.message === void 0) {
            return this.name;
          } else {
            return this.name + ": " + this.message;
          }
        };
        return errorClass;
      }
      var InternalError = void 0;
      function throwInternalError(message) {
        throw new InternalError(message);
      }
      function whenDependentTypesAreResolved(myTypes, dependentTypes, getTypeConverters) {
        myTypes.forEach(function(type) {
          typeDependencies[type] = dependentTypes;
        });
        function onComplete(typeConverters2) {
          var myTypeConverters = getTypeConverters(typeConverters2);
          if (myTypeConverters.length !== myTypes.length) {
            throwInternalError("Mismatched type converter count");
          }
          for (var i = 0; i < myTypes.length; ++i) {
            registerType(myTypes[i], myTypeConverters[i]);
          }
        }
        var typeConverters = new Array(dependentTypes.length);
        var unregisteredTypes = [];
        var registered = 0;
        dependentTypes.forEach(function(dt, i) {
          if (registeredTypes.hasOwnProperty(dt)) {
            typeConverters[i] = registeredTypes[dt];
          } else {
            unregisteredTypes.push(dt);
            if (!awaitingDependencies.hasOwnProperty(dt)) {
              awaitingDependencies[dt] = [];
            }
            awaitingDependencies[dt].push(function() {
              typeConverters[i] = registeredTypes[dt];
              ++registered;
              if (registered === unregisteredTypes.length) {
                onComplete(typeConverters);
              }
            });
          }
        });
        if (unregisteredTypes.length === 0) {
          onComplete(typeConverters);
        }
      }
      function __embind_finalize_value_array(rawTupleType) {
        var reg = tupleRegistrations[rawTupleType];
        delete tupleRegistrations[rawTupleType];
        var elements = reg.elements;
        var elementsLength = elements.length;
        var elementTypes = elements.map(function(elt) {
          return elt.getterReturnType;
        }).concat(elements.map(function(elt) {
          return elt.setterArgumentType;
        }));
        var rawConstructor = reg.rawConstructor;
        var rawDestructor = reg.rawDestructor;
        whenDependentTypesAreResolved([rawTupleType], elementTypes, function(elementTypes2) {
          elements.forEach(function(elt, i) {
            var getterReturnType = elementTypes2[i];
            var getter = elt.getter;
            var getterContext = elt.getterContext;
            var setterArgumentType = elementTypes2[i + elementsLength];
            var setter = elt.setter;
            var setterContext = elt.setterContext;
            elt.read = function(ptr) {
              return getterReturnType["fromWireType"](getter(getterContext, ptr));
            };
            elt.write = function(ptr, o) {
              var destructors = [];
              setter(setterContext, ptr, setterArgumentType["toWireType"](destructors, o));
              runDestructors(destructors);
            };
          });
          return [{name: reg.name, fromWireType: function(ptr) {
            var rv = new Array(elementsLength);
            for (var i = 0; i < elementsLength; ++i) {
              rv[i] = elements[i].read(ptr);
            }
            rawDestructor(ptr);
            return rv;
          }, toWireType: function(destructors, o) {
            if (elementsLength !== o.length) {
              throw new TypeError("Incorrect number of tuple elements for " + reg.name + ": expected=" + elementsLength + ", actual=" + o.length);
            }
            var ptr = rawConstructor();
            for (var i = 0; i < elementsLength; ++i) {
              elements[i].write(ptr, o[i]);
            }
            if (destructors !== null) {
              destructors.push(rawDestructor, ptr);
            }
            return ptr;
          }, argPackAdvance: 8, readValueFromPointer: simpleReadValueFromPointer, destructorFunction: rawDestructor}];
        });
      }
      var structRegistrations = {};
      function __embind_finalize_value_object(structType) {
        var reg = structRegistrations[structType];
        delete structRegistrations[structType];
        var rawConstructor = reg.rawConstructor;
        var rawDestructor = reg.rawDestructor;
        var fieldRecords = reg.fields;
        var fieldTypes = fieldRecords.map(function(field) {
          return field.getterReturnType;
        }).concat(fieldRecords.map(function(field) {
          return field.setterArgumentType;
        }));
        whenDependentTypesAreResolved([structType], fieldTypes, function(fieldTypes2) {
          var fields = {};
          fieldRecords.forEach(function(field, i) {
            var fieldName = field.fieldName;
            var getterReturnType = fieldTypes2[i];
            var getter = field.getter;
            var getterContext = field.getterContext;
            var setterArgumentType = fieldTypes2[i + fieldRecords.length];
            var setter = field.setter;
            var setterContext = field.setterContext;
            fields[fieldName] = {read: function(ptr) {
              return getterReturnType["fromWireType"](getter(getterContext, ptr));
            }, write: function(ptr, o) {
              var destructors = [];
              setter(setterContext, ptr, setterArgumentType["toWireType"](destructors, o));
              runDestructors(destructors);
            }};
          });
          return [{name: reg.name, fromWireType: function(ptr) {
            var rv = {};
            for (var i in fields) {
              rv[i] = fields[i].read(ptr);
            }
            rawDestructor(ptr);
            return rv;
          }, toWireType: function(destructors, o) {
            for (var fieldName in fields) {
              if (!(fieldName in o)) {
                throw new TypeError('Missing field:  "' + fieldName + '"');
              }
            }
            var ptr = rawConstructor();
            for (fieldName in fields) {
              fields[fieldName].write(ptr, o[fieldName]);
            }
            if (destructors !== null) {
              destructors.push(rawDestructor, ptr);
            }
            return ptr;
          }, argPackAdvance: 8, readValueFromPointer: simpleReadValueFromPointer, destructorFunction: rawDestructor}];
        });
      }
      function getShiftFromSize(size) {
        switch (size) {
          case 1:
            return 0;
          case 2:
            return 1;
          case 4:
            return 2;
          case 8:
            return 3;
          default:
            throw new TypeError("Unknown type size: " + size);
        }
      }
      function embind_init_charCodes() {
        var codes = new Array(256);
        for (var i = 0; i < 256; ++i) {
          codes[i] = String.fromCharCode(i);
        }
        embind_charCodes = codes;
      }
      var embind_charCodes = void 0;
      function readLatin1String(ptr) {
        var ret = "";
        var c = ptr;
        while (HEAPU8[c]) {
          ret += embind_charCodes[HEAPU8[c++]];
        }
        return ret;
      }
      var BindingError = void 0;
      function throwBindingError(message) {
        throw new BindingError(message);
      }
      function registerType(rawType, registeredInstance, options) {
        options = options || {};
        if (!("argPackAdvance" in registeredInstance)) {
          throw new TypeError("registerType registeredInstance requires argPackAdvance");
        }
        var name = registeredInstance.name;
        if (!rawType) {
          throwBindingError('type "' + name + '" must have a positive integer typeid pointer');
        }
        if (registeredTypes.hasOwnProperty(rawType)) {
          if (options.ignoreDuplicateRegistrations) {
            return;
          } else {
            throwBindingError("Cannot register type '" + name + "' twice");
          }
        }
        registeredTypes[rawType] = registeredInstance;
        delete typeDependencies[rawType];
        if (awaitingDependencies.hasOwnProperty(rawType)) {
          var callbacks = awaitingDependencies[rawType];
          delete awaitingDependencies[rawType];
          callbacks.forEach(function(cb) {
            cb();
          });
        }
      }
      function __embind_register_bool(rawType, name, size, trueValue, falseValue) {
        var shift = getShiftFromSize(size);
        name = readLatin1String(name);
        registerType(rawType, {name, fromWireType: function(wt) {
          return !!wt;
        }, toWireType: function(destructors, o) {
          return o ? trueValue : falseValue;
        }, argPackAdvance: 8, readValueFromPointer: function(pointer) {
          var heap;
          if (size === 1) {
            heap = HEAP8;
          } else if (size === 2) {
            heap = HEAP16;
          } else if (size === 4) {
            heap = HEAP32;
          } else {
            throw new TypeError("Unknown boolean type size: " + name);
          }
          return this["fromWireType"](heap[pointer >> shift]);
        }, destructorFunction: null});
      }
      function ClassHandle_isAliasOf(other) {
        if (!(this instanceof ClassHandle)) {
          return false;
        }
        if (!(other instanceof ClassHandle)) {
          return false;
        }
        var leftClass = this.$$.ptrType.registeredClass;
        var left = this.$$.ptr;
        var rightClass = other.$$.ptrType.registeredClass;
        var right = other.$$.ptr;
        while (leftClass.baseClass) {
          left = leftClass.upcast(left);
          leftClass = leftClass.baseClass;
        }
        while (rightClass.baseClass) {
          right = rightClass.upcast(right);
          rightClass = rightClass.baseClass;
        }
        return leftClass === rightClass && left === right;
      }
      function shallowCopyInternalPointer(o) {
        return {count: o.count, deleteScheduled: o.deleteScheduled, preservePointerOnDelete: o.preservePointerOnDelete, ptr: o.ptr, ptrType: o.ptrType, smartPtr: o.smartPtr, smartPtrType: o.smartPtrType};
      }
      function throwInstanceAlreadyDeleted(obj) {
        function getInstanceTypeName(handle) {
          return handle.$$.ptrType.registeredClass.name;
        }
        throwBindingError(getInstanceTypeName(obj) + " instance already deleted");
      }
      var finalizationGroup = false;
      function detachFinalizer(handle) {
      }
      function runDestructor($$) {
        if ($$.smartPtr) {
          $$.smartPtrType.rawDestructor($$.smartPtr);
        } else {
          $$.ptrType.registeredClass.rawDestructor($$.ptr);
        }
      }
      function releaseClassHandle($$) {
        $$.count.value -= 1;
        var toDelete = $$.count.value === 0;
        if (toDelete) {
          runDestructor($$);
        }
      }
      function attachFinalizer(handle) {
        if (typeof FinalizationGroup === "undefined") {
          attachFinalizer = function(handle2) {
            return handle2;
          };
          return handle;
        }
        finalizationGroup = new FinalizationGroup(function(iter) {
          for (var result = iter.next(); !result.done; result = iter.next()) {
            var $$ = result.value;
            if (!$$.ptr) {
              console.warn("object already deleted: " + $$.ptr);
            } else {
              releaseClassHandle($$);
            }
          }
        });
        attachFinalizer = function(handle2) {
          finalizationGroup.register(handle2, handle2.$$, handle2.$$);
          return handle2;
        };
        detachFinalizer = function(handle2) {
          finalizationGroup.unregister(handle2.$$);
        };
        return attachFinalizer(handle);
      }
      function ClassHandle_clone() {
        if (!this.$$.ptr) {
          throwInstanceAlreadyDeleted(this);
        }
        if (this.$$.preservePointerOnDelete) {
          this.$$.count.value += 1;
          return this;
        } else {
          var clone = attachFinalizer(Object.create(Object.getPrototypeOf(this), {$$: {value: shallowCopyInternalPointer(this.$$)}}));
          clone.$$.count.value += 1;
          clone.$$.deleteScheduled = false;
          return clone;
        }
      }
      function ClassHandle_delete() {
        if (!this.$$.ptr) {
          throwInstanceAlreadyDeleted(this);
        }
        if (this.$$.deleteScheduled && !this.$$.preservePointerOnDelete) {
          throwBindingError("Object already scheduled for deletion");
        }
        detachFinalizer(this);
        releaseClassHandle(this.$$);
        if (!this.$$.preservePointerOnDelete) {
          this.$$.smartPtr = void 0;
          this.$$.ptr = void 0;
        }
      }
      function ClassHandle_isDeleted() {
        return !this.$$.ptr;
      }
      var delayFunction = void 0;
      var deletionQueue = [];
      function flushPendingDeletes() {
        while (deletionQueue.length) {
          var obj = deletionQueue.pop();
          obj.$$.deleteScheduled = false;
          obj["delete"]();
        }
      }
      function ClassHandle_deleteLater() {
        if (!this.$$.ptr) {
          throwInstanceAlreadyDeleted(this);
        }
        if (this.$$.deleteScheduled && !this.$$.preservePointerOnDelete) {
          throwBindingError("Object already scheduled for deletion");
        }
        deletionQueue.push(this);
        if (deletionQueue.length === 1 && delayFunction) {
          delayFunction(flushPendingDeletes);
        }
        this.$$.deleteScheduled = true;
        return this;
      }
      function init_ClassHandle() {
        ClassHandle.prototype["isAliasOf"] = ClassHandle_isAliasOf;
        ClassHandle.prototype["clone"] = ClassHandle_clone;
        ClassHandle.prototype["delete"] = ClassHandle_delete;
        ClassHandle.prototype["isDeleted"] = ClassHandle_isDeleted;
        ClassHandle.prototype["deleteLater"] = ClassHandle_deleteLater;
      }
      function ClassHandle() {
      }
      var registeredPointers = {};
      function ensureOverloadTable(proto, methodName, humanName) {
        if (proto[methodName].overloadTable === void 0) {
          var prevFunc = proto[methodName];
          proto[methodName] = function() {
            if (!proto[methodName].overloadTable.hasOwnProperty(arguments.length)) {
              throwBindingError("Function '" + humanName + "' called with an invalid number of arguments (" + arguments.length + ") - expects one of (" + proto[methodName].overloadTable + ")!");
            }
            return proto[methodName].overloadTable[arguments.length].apply(this, arguments);
          };
          proto[methodName].overloadTable = [];
          proto[methodName].overloadTable[prevFunc.argCount] = prevFunc;
        }
      }
      function exposePublicSymbol(name, value, numArguments) {
        if (Module.hasOwnProperty(name)) {
          if (numArguments === void 0 || Module[name].overloadTable !== void 0 && Module[name].overloadTable[numArguments] !== void 0) {
            throwBindingError("Cannot register public name '" + name + "' twice");
          }
          ensureOverloadTable(Module, name, name);
          if (Module.hasOwnProperty(numArguments)) {
            throwBindingError("Cannot register multiple overloads of a function with the same number of arguments (" + numArguments + ")!");
          }
          Module[name].overloadTable[numArguments] = value;
        } else {
          Module[name] = value;
          if (numArguments !== void 0) {
            Module[name].numArguments = numArguments;
          }
        }
      }
      function RegisteredClass(name, constructor, instancePrototype, rawDestructor, baseClass, getActualType, upcast, downcast) {
        this.name = name;
        this.constructor = constructor;
        this.instancePrototype = instancePrototype;
        this.rawDestructor = rawDestructor;
        this.baseClass = baseClass;
        this.getActualType = getActualType;
        this.upcast = upcast;
        this.downcast = downcast;
        this.pureVirtualFunctions = [];
      }
      function upcastPointer(ptr, ptrClass, desiredClass) {
        while (ptrClass !== desiredClass) {
          if (!ptrClass.upcast) {
            throwBindingError("Expected null or instance of " + desiredClass.name + ", got an instance of " + ptrClass.name);
          }
          ptr = ptrClass.upcast(ptr);
          ptrClass = ptrClass.baseClass;
        }
        return ptr;
      }
      function constNoSmartPtrRawPointerToWireType(destructors, handle) {
        if (handle === null) {
          if (this.isReference) {
            throwBindingError("null is not a valid " + this.name);
          }
          return 0;
        }
        if (!handle.$$) {
          throwBindingError('Cannot pass "' + _embind_repr(handle) + '" as a ' + this.name);
        }
        if (!handle.$$.ptr) {
          throwBindingError("Cannot pass deleted object as a pointer of type " + this.name);
        }
        var handleClass = handle.$$.ptrType.registeredClass;
        var ptr = upcastPointer(handle.$$.ptr, handleClass, this.registeredClass);
        return ptr;
      }
      function genericPointerToWireType(destructors, handle) {
        var ptr;
        if (handle === null) {
          if (this.isReference) {
            throwBindingError("null is not a valid " + this.name);
          }
          if (this.isSmartPointer) {
            ptr = this.rawConstructor();
            if (destructors !== null) {
              destructors.push(this.rawDestructor, ptr);
            }
            return ptr;
          } else {
            return 0;
          }
        }
        if (!handle.$$) {
          throwBindingError('Cannot pass "' + _embind_repr(handle) + '" as a ' + this.name);
        }
        if (!handle.$$.ptr) {
          throwBindingError("Cannot pass deleted object as a pointer of type " + this.name);
        }
        if (!this.isConst && handle.$$.ptrType.isConst) {
          throwBindingError("Cannot convert argument of type " + (handle.$$.smartPtrType ? handle.$$.smartPtrType.name : handle.$$.ptrType.name) + " to parameter type " + this.name);
        }
        var handleClass = handle.$$.ptrType.registeredClass;
        ptr = upcastPointer(handle.$$.ptr, handleClass, this.registeredClass);
        if (this.isSmartPointer) {
          if (handle.$$.smartPtr === void 0) {
            throwBindingError("Passing raw pointer to smart pointer is illegal");
          }
          switch (this.sharingPolicy) {
            case 0:
              if (handle.$$.smartPtrType === this) {
                ptr = handle.$$.smartPtr;
              } else {
                throwBindingError("Cannot convert argument of type " + (handle.$$.smartPtrType ? handle.$$.smartPtrType.name : handle.$$.ptrType.name) + " to parameter type " + this.name);
              }
              break;
            case 1:
              ptr = handle.$$.smartPtr;
              break;
            case 2:
              if (handle.$$.smartPtrType === this) {
                ptr = handle.$$.smartPtr;
              } else {
                var clonedHandle = handle["clone"]();
                ptr = this.rawShare(ptr, __emval_register(function() {
                  clonedHandle["delete"]();
                }));
                if (destructors !== null) {
                  destructors.push(this.rawDestructor, ptr);
                }
              }
              break;
            default:
              throwBindingError("Unsupporting sharing policy");
          }
        }
        return ptr;
      }
      function nonConstNoSmartPtrRawPointerToWireType(destructors, handle) {
        if (handle === null) {
          if (this.isReference) {
            throwBindingError("null is not a valid " + this.name);
          }
          return 0;
        }
        if (!handle.$$) {
          throwBindingError('Cannot pass "' + _embind_repr(handle) + '" as a ' + this.name);
        }
        if (!handle.$$.ptr) {
          throwBindingError("Cannot pass deleted object as a pointer of type " + this.name);
        }
        if (handle.$$.ptrType.isConst) {
          throwBindingError("Cannot convert argument of type " + handle.$$.ptrType.name + " to parameter type " + this.name);
        }
        var handleClass = handle.$$.ptrType.registeredClass;
        var ptr = upcastPointer(handle.$$.ptr, handleClass, this.registeredClass);
        return ptr;
      }
      function RegisteredPointer_getPointee(ptr) {
        if (this.rawGetPointee) {
          ptr = this.rawGetPointee(ptr);
        }
        return ptr;
      }
      function RegisteredPointer_destructor(ptr) {
        if (this.rawDestructor) {
          this.rawDestructor(ptr);
        }
      }
      function RegisteredPointer_deleteObject(handle) {
        if (handle !== null) {
          handle["delete"]();
        }
      }
      function downcastPointer(ptr, ptrClass, desiredClass) {
        if (ptrClass === desiredClass) {
          return ptr;
        }
        if (desiredClass.baseClass === void 0) {
          return null;
        }
        var rv = downcastPointer(ptr, ptrClass, desiredClass.baseClass);
        if (rv === null) {
          return null;
        }
        return desiredClass.downcast(rv);
      }
      function getInheritedInstanceCount() {
        return Object.keys(registeredInstances).length;
      }
      function getLiveInheritedInstances() {
        var rv = [];
        for (var k in registeredInstances) {
          if (registeredInstances.hasOwnProperty(k)) {
            rv.push(registeredInstances[k]);
          }
        }
        return rv;
      }
      function setDelayFunction(fn) {
        delayFunction = fn;
        if (deletionQueue.length && delayFunction) {
          delayFunction(flushPendingDeletes);
        }
      }
      function init_embind() {
        Module["getInheritedInstanceCount"] = getInheritedInstanceCount;
        Module["getLiveInheritedInstances"] = getLiveInheritedInstances;
        Module["flushPendingDeletes"] = flushPendingDeletes;
        Module["setDelayFunction"] = setDelayFunction;
      }
      var registeredInstances = {};
      function getBasestPointer(class_, ptr) {
        if (ptr === void 0) {
          throwBindingError("ptr should not be undefined");
        }
        while (class_.baseClass) {
          ptr = class_.upcast(ptr);
          class_ = class_.baseClass;
        }
        return ptr;
      }
      function getInheritedInstance(class_, ptr) {
        ptr = getBasestPointer(class_, ptr);
        return registeredInstances[ptr];
      }
      function makeClassHandle(prototype, record) {
        if (!record.ptrType || !record.ptr) {
          throwInternalError("makeClassHandle requires ptr and ptrType");
        }
        var hasSmartPtrType = !!record.smartPtrType;
        var hasSmartPtr = !!record.smartPtr;
        if (hasSmartPtrType !== hasSmartPtr) {
          throwInternalError("Both smartPtrType and smartPtr must be specified");
        }
        record.count = {value: 1};
        return attachFinalizer(Object.create(prototype, {$$: {value: record}}));
      }
      function RegisteredPointer_fromWireType(ptr) {
        var rawPointer = this.getPointee(ptr);
        if (!rawPointer) {
          this.destructor(ptr);
          return null;
        }
        var registeredInstance = getInheritedInstance(this.registeredClass, rawPointer);
        if (registeredInstance !== void 0) {
          if (registeredInstance.$$.count.value === 0) {
            registeredInstance.$$.ptr = rawPointer;
            registeredInstance.$$.smartPtr = ptr;
            return registeredInstance["clone"]();
          } else {
            var rv = registeredInstance["clone"]();
            this.destructor(ptr);
            return rv;
          }
        }
        function makeDefaultHandle() {
          if (this.isSmartPointer) {
            return makeClassHandle(this.registeredClass.instancePrototype, {ptrType: this.pointeeType, ptr: rawPointer, smartPtrType: this, smartPtr: ptr});
          } else {
            return makeClassHandle(this.registeredClass.instancePrototype, {ptrType: this, ptr});
          }
        }
        var actualType = this.registeredClass.getActualType(rawPointer);
        var registeredPointerRecord = registeredPointers[actualType];
        if (!registeredPointerRecord) {
          return makeDefaultHandle.call(this);
        }
        var toType;
        if (this.isConst) {
          toType = registeredPointerRecord.constPointerType;
        } else {
          toType = registeredPointerRecord.pointerType;
        }
        var dp = downcastPointer(rawPointer, this.registeredClass, toType.registeredClass);
        if (dp === null) {
          return makeDefaultHandle.call(this);
        }
        if (this.isSmartPointer) {
          return makeClassHandle(toType.registeredClass.instancePrototype, {ptrType: toType, ptr: dp, smartPtrType: this, smartPtr: ptr});
        } else {
          return makeClassHandle(toType.registeredClass.instancePrototype, {ptrType: toType, ptr: dp});
        }
      }
      function init_RegisteredPointer() {
        RegisteredPointer.prototype.getPointee = RegisteredPointer_getPointee;
        RegisteredPointer.prototype.destructor = RegisteredPointer_destructor;
        RegisteredPointer.prototype["argPackAdvance"] = 8;
        RegisteredPointer.prototype["readValueFromPointer"] = simpleReadValueFromPointer;
        RegisteredPointer.prototype["deleteObject"] = RegisteredPointer_deleteObject;
        RegisteredPointer.prototype["fromWireType"] = RegisteredPointer_fromWireType;
      }
      function RegisteredPointer(name, registeredClass, isReference, isConst, isSmartPointer, pointeeType, sharingPolicy, rawGetPointee, rawConstructor, rawShare, rawDestructor) {
        this.name = name;
        this.registeredClass = registeredClass;
        this.isReference = isReference;
        this.isConst = isConst;
        this.isSmartPointer = isSmartPointer;
        this.pointeeType = pointeeType;
        this.sharingPolicy = sharingPolicy;
        this.rawGetPointee = rawGetPointee;
        this.rawConstructor = rawConstructor;
        this.rawShare = rawShare;
        this.rawDestructor = rawDestructor;
        if (!isSmartPointer && registeredClass.baseClass === void 0) {
          if (isConst) {
            this["toWireType"] = constNoSmartPtrRawPointerToWireType;
            this.destructorFunction = null;
          } else {
            this["toWireType"] = nonConstNoSmartPtrRawPointerToWireType;
            this.destructorFunction = null;
          }
        } else {
          this["toWireType"] = genericPointerToWireType;
        }
      }
      function replacePublicSymbol(name, value, numArguments) {
        if (!Module.hasOwnProperty(name)) {
          throwInternalError("Replacing nonexistant public symbol");
        }
        if (Module[name].overloadTable !== void 0 && numArguments !== void 0) {
          Module[name].overloadTable[numArguments] = value;
        } else {
          Module[name] = value;
          Module[name].argCount = numArguments;
        }
      }
      function getDynCaller(sig, ptr) {
        assert(sig.indexOf("j") >= 0, "getDynCaller should only be called with i64 sigs");
        var argCache = [];
        return function() {
          argCache.length = arguments.length;
          for (var i = 0; i < arguments.length; i++) {
            argCache[i] = arguments[i];
          }
          return dynCall(sig, ptr, argCache);
        };
      }
      function embind__requireFunction(signature, rawFunction) {
        signature = readLatin1String(signature);
        function makeDynCaller() {
          if (signature.indexOf("j") != -1) {
            return getDynCaller(signature, rawFunction);
          }
          return wasmTable.get(rawFunction);
        }
        var fp = makeDynCaller();
        if (typeof fp !== "function") {
          throwBindingError("unknown function pointer with signature " + signature + ": " + rawFunction);
        }
        return fp;
      }
      var UnboundTypeError = void 0;
      function getTypeName(type) {
        var ptr = ___getTypeName(type);
        var rv = readLatin1String(ptr);
        _free(ptr);
        return rv;
      }
      function throwUnboundTypeError(message, types) {
        var unboundTypes = [];
        var seen = {};
        function visit(type) {
          if (seen[type]) {
            return;
          }
          if (registeredTypes[type]) {
            return;
          }
          if (typeDependencies[type]) {
            typeDependencies[type].forEach(visit);
            return;
          }
          unboundTypes.push(type);
          seen[type] = true;
        }
        types.forEach(visit);
        throw new UnboundTypeError(message + ": " + unboundTypes.map(getTypeName).join([", "]));
      }
      function __embind_register_class(rawType, rawPointerType, rawConstPointerType, baseClassRawType, getActualTypeSignature, getActualType, upcastSignature, upcast, downcastSignature, downcast, name, destructorSignature, rawDestructor) {
        name = readLatin1String(name);
        getActualType = embind__requireFunction(getActualTypeSignature, getActualType);
        if (upcast) {
          upcast = embind__requireFunction(upcastSignature, upcast);
        }
        if (downcast) {
          downcast = embind__requireFunction(downcastSignature, downcast);
        }
        rawDestructor = embind__requireFunction(destructorSignature, rawDestructor);
        var legalFunctionName = makeLegalFunctionName(name);
        exposePublicSymbol(legalFunctionName, function() {
          throwUnboundTypeError("Cannot construct " + name + " due to unbound types", [baseClassRawType]);
        });
        whenDependentTypesAreResolved([rawType, rawPointerType, rawConstPointerType], baseClassRawType ? [baseClassRawType] : [], function(base) {
          base = base[0];
          var baseClass;
          var basePrototype;
          if (baseClassRawType) {
            baseClass = base.registeredClass;
            basePrototype = baseClass.instancePrototype;
          } else {
            basePrototype = ClassHandle.prototype;
          }
          var constructor = createNamedFunction(legalFunctionName, function() {
            if (Object.getPrototypeOf(this) !== instancePrototype) {
              throw new BindingError("Use 'new' to construct " + name);
            }
            if (registeredClass.constructor_body === void 0) {
              throw new BindingError(name + " has no accessible constructor");
            }
            var body = registeredClass.constructor_body[arguments.length];
            if (body === void 0) {
              throw new BindingError("Tried to invoke ctor of " + name + " with invalid number of parameters (" + arguments.length + ") - expected (" + Object.keys(registeredClass.constructor_body).toString() + ") parameters instead!");
            }
            return body.apply(this, arguments);
          });
          var instancePrototype = Object.create(basePrototype, {constructor: {value: constructor}});
          constructor.prototype = instancePrototype;
          var registeredClass = new RegisteredClass(name, constructor, instancePrototype, rawDestructor, baseClass, getActualType, upcast, downcast);
          var referenceConverter = new RegisteredPointer(name, registeredClass, true, false, false);
          var pointerConverter = new RegisteredPointer(name + "*", registeredClass, false, false, false);
          var constPointerConverter = new RegisteredPointer(name + " const*", registeredClass, false, true, false);
          registeredPointers[rawType] = {pointerType: pointerConverter, constPointerType: constPointerConverter};
          replacePublicSymbol(legalFunctionName, constructor);
          return [referenceConverter, pointerConverter, constPointerConverter];
        });
      }
      function heap32VectorToArray(count, firstElement) {
        var array = [];
        for (var i = 0; i < count; i++) {
          array.push(HEAP32[(firstElement >> 2) + i]);
        }
        return array;
      }
      function __embind_register_class_constructor(rawClassType, argCount, rawArgTypesAddr, invokerSignature, invoker, rawConstructor) {
        assert(argCount > 0);
        var rawArgTypes = heap32VectorToArray(argCount, rawArgTypesAddr);
        invoker = embind__requireFunction(invokerSignature, invoker);
        var args = [rawConstructor];
        var destructors = [];
        whenDependentTypesAreResolved([], [rawClassType], function(classType) {
          classType = classType[0];
          var humanName = "constructor " + classType.name;
          if (classType.registeredClass.constructor_body === void 0) {
            classType.registeredClass.constructor_body = [];
          }
          if (classType.registeredClass.constructor_body[argCount - 1] !== void 0) {
            throw new BindingError("Cannot register multiple constructors with identical number of parameters (" + (argCount - 1) + ") for class '" + classType.name + "'! Overload resolution is currently only performed using the parameter count, not actual type info!");
          }
          classType.registeredClass.constructor_body[argCount - 1] = function unboundTypeHandler() {
            throwUnboundTypeError("Cannot construct " + classType.name + " due to unbound types", rawArgTypes);
          };
          whenDependentTypesAreResolved([], rawArgTypes, function(argTypes) {
            classType.registeredClass.constructor_body[argCount - 1] = function constructor_body() {
              if (arguments.length !== argCount - 1) {
                throwBindingError(humanName + " called with " + arguments.length + " arguments, expected " + (argCount - 1));
              }
              destructors.length = 0;
              args.length = argCount;
              for (var i = 1; i < argCount; ++i) {
                args[i] = argTypes[i]["toWireType"](destructors, arguments[i - 1]);
              }
              var ptr = invoker.apply(null, args);
              runDestructors(destructors);
              return argTypes[0]["fromWireType"](ptr);
            };
            return [];
          });
          return [];
        });
      }
      function new_(constructor, argumentList) {
        if (!(constructor instanceof Function)) {
          throw new TypeError("new_ called with constructor type " + typeof constructor + " which is not a function");
        }
        var dummy = createNamedFunction(constructor.name || "unknownFunctionName", function() {
        });
        dummy.prototype = constructor.prototype;
        var obj = new dummy();
        var r = constructor.apply(obj, argumentList);
        return r instanceof Object ? r : obj;
      }
      function craftInvokerFunction(humanName, argTypes, classType, cppInvokerFunc, cppTargetFunc) {
        var argCount = argTypes.length;
        if (argCount < 2) {
          throwBindingError("argTypes array size mismatch! Must at least get return value and 'this' types!");
        }
        var isClassMethodFunc = argTypes[1] !== null && classType !== null;
        var needsDestructorStack = false;
        for (var i = 1; i < argTypes.length; ++i) {
          if (argTypes[i] !== null && argTypes[i].destructorFunction === void 0) {
            needsDestructorStack = true;
            break;
          }
        }
        var returns = argTypes[0].name !== "void";
        var argsList = "";
        var argsListWired = "";
        for (var i = 0; i < argCount - 2; ++i) {
          argsList += (i !== 0 ? ", " : "") + "arg" + i;
          argsListWired += (i !== 0 ? ", " : "") + "arg" + i + "Wired";
        }
        var invokerFnBody = "return function " + makeLegalFunctionName(humanName) + "(" + argsList + ") {\nif (arguments.length !== " + (argCount - 2) + ") {\nthrowBindingError('function " + humanName + " called with ' + arguments.length + ' arguments, expected " + (argCount - 2) + " args!');\n}\n";
        if (needsDestructorStack) {
          invokerFnBody += "var destructors = [];\n";
        }
        var dtorStack = needsDestructorStack ? "destructors" : "null";
        var args1 = ["throwBindingError", "invoker", "fn", "runDestructors", "retType", "classParam"];
        var args2 = [throwBindingError, cppInvokerFunc, cppTargetFunc, runDestructors, argTypes[0], argTypes[1]];
        if (isClassMethodFunc) {
          invokerFnBody += "var thisWired = classParam.toWireType(" + dtorStack + ", this);\n";
        }
        for (var i = 0; i < argCount - 2; ++i) {
          invokerFnBody += "var arg" + i + "Wired = argType" + i + ".toWireType(" + dtorStack + ", arg" + i + "); // " + argTypes[i + 2].name + "\n";
          args1.push("argType" + i);
          args2.push(argTypes[i + 2]);
        }
        if (isClassMethodFunc) {
          argsListWired = "thisWired" + (argsListWired.length > 0 ? ", " : "") + argsListWired;
        }
        invokerFnBody += (returns ? "var rv = " : "") + "invoker(fn" + (argsListWired.length > 0 ? ", " : "") + argsListWired + ");\n";
        if (needsDestructorStack) {
          invokerFnBody += "runDestructors(destructors);\n";
        } else {
          for (var i = isClassMethodFunc ? 1 : 2; i < argTypes.length; ++i) {
            var paramName = i === 1 ? "thisWired" : "arg" + (i - 2) + "Wired";
            if (argTypes[i].destructorFunction !== null) {
              invokerFnBody += paramName + "_dtor(" + paramName + "); // " + argTypes[i].name + "\n";
              args1.push(paramName + "_dtor");
              args2.push(argTypes[i].destructorFunction);
            }
          }
        }
        if (returns) {
          invokerFnBody += "var ret = retType.fromWireType(rv);\nreturn ret;\n";
        } else {
        }
        invokerFnBody += "}\n";
        args1.push(invokerFnBody);
        var invokerFunction = new_(Function, args1).apply(null, args2);
        return invokerFunction;
      }
      function __embind_register_class_function(rawClassType, methodName, argCount, rawArgTypesAddr, invokerSignature, rawInvoker, context, isPureVirtual) {
        var rawArgTypes = heap32VectorToArray(argCount, rawArgTypesAddr);
        methodName = readLatin1String(methodName);
        rawInvoker = embind__requireFunction(invokerSignature, rawInvoker);
        whenDependentTypesAreResolved([], [rawClassType], function(classType) {
          classType = classType[0];
          var humanName = classType.name + "." + methodName;
          if (isPureVirtual) {
            classType.registeredClass.pureVirtualFunctions.push(methodName);
          }
          function unboundTypesHandler() {
            throwUnboundTypeError("Cannot call " + humanName + " due to unbound types", rawArgTypes);
          }
          var proto = classType.registeredClass.instancePrototype;
          var method = proto[methodName];
          if (method === void 0 || method.overloadTable === void 0 && method.className !== classType.name && method.argCount === argCount - 2) {
            unboundTypesHandler.argCount = argCount - 2;
            unboundTypesHandler.className = classType.name;
            proto[methodName] = unboundTypesHandler;
          } else {
            ensureOverloadTable(proto, methodName, humanName);
            proto[methodName].overloadTable[argCount - 2] = unboundTypesHandler;
          }
          whenDependentTypesAreResolved([], rawArgTypes, function(argTypes) {
            var memberFunction = craftInvokerFunction(humanName, argTypes, classType, rawInvoker, context);
            if (proto[methodName].overloadTable === void 0) {
              memberFunction.argCount = argCount - 2;
              proto[methodName] = memberFunction;
            } else {
              proto[methodName].overloadTable[argCount - 2] = memberFunction;
            }
            return [];
          });
          return [];
        });
      }
      var emval_free_list = [];
      var emval_handle_array = [{}, {value: void 0}, {value: null}, {value: true}, {value: false}];
      function __emval_decref(handle) {
        if (handle > 4 && --emval_handle_array[handle].refcount === 0) {
          emval_handle_array[handle] = void 0;
          emval_free_list.push(handle);
        }
      }
      function count_emval_handles() {
        var count = 0;
        for (var i = 5; i < emval_handle_array.length; ++i) {
          if (emval_handle_array[i] !== void 0) {
            ++count;
          }
        }
        return count;
      }
      function get_first_emval() {
        for (var i = 5; i < emval_handle_array.length; ++i) {
          if (emval_handle_array[i] !== void 0) {
            return emval_handle_array[i];
          }
        }
        return null;
      }
      function init_emval() {
        Module["count_emval_handles"] = count_emval_handles;
        Module["get_first_emval"] = get_first_emval;
      }
      function __emval_register(value) {
        switch (value) {
          case void 0: {
            return 1;
          }
          case null: {
            return 2;
          }
          case true: {
            return 3;
          }
          case false: {
            return 4;
          }
          default: {
            var handle = emval_free_list.length ? emval_free_list.pop() : emval_handle_array.length;
            emval_handle_array[handle] = {refcount: 1, value};
            return handle;
          }
        }
      }
      function __embind_register_emval(rawType, name) {
        name = readLatin1String(name);
        registerType(rawType, {name, fromWireType: function(handle) {
          var rv = emval_handle_array[handle].value;
          __emval_decref(handle);
          return rv;
        }, toWireType: function(destructors, value) {
          return __emval_register(value);
        }, argPackAdvance: 8, readValueFromPointer: simpleReadValueFromPointer, destructorFunction: null});
      }
      function _embind_repr(v) {
        if (v === null) {
          return "null";
        }
        var t = typeof v;
        if (t === "object" || t === "array" || t === "function") {
          return v.toString();
        } else {
          return "" + v;
        }
      }
      function floatReadValueFromPointer(name, shift) {
        switch (shift) {
          case 2:
            return function(pointer) {
              return this["fromWireType"](HEAPF32[pointer >> 2]);
            };
          case 3:
            return function(pointer) {
              return this["fromWireType"](HEAPF64[pointer >> 3]);
            };
          default:
            throw new TypeError("Unknown float type: " + name);
        }
      }
      function __embind_register_float(rawType, name, size) {
        var shift = getShiftFromSize(size);
        name = readLatin1String(name);
        registerType(rawType, {name, fromWireType: function(value) {
          return value;
        }, toWireType: function(destructors, value) {
          if (typeof value !== "number" && typeof value !== "boolean") {
            throw new TypeError('Cannot convert "' + _embind_repr(value) + '" to ' + this.name);
          }
          return value;
        }, argPackAdvance: 8, readValueFromPointer: floatReadValueFromPointer(name, shift), destructorFunction: null});
      }
      function __embind_register_function(name, argCount, rawArgTypesAddr, signature, rawInvoker, fn) {
        var argTypes = heap32VectorToArray(argCount, rawArgTypesAddr);
        name = readLatin1String(name);
        rawInvoker = embind__requireFunction(signature, rawInvoker);
        exposePublicSymbol(name, function() {
          throwUnboundTypeError("Cannot call " + name + " due to unbound types", argTypes);
        }, argCount - 1);
        whenDependentTypesAreResolved([], argTypes, function(argTypes2) {
          var invokerArgsArray = [argTypes2[0], null].concat(argTypes2.slice(1));
          replacePublicSymbol(name, craftInvokerFunction(name, invokerArgsArray, null, rawInvoker, fn), argCount - 1);
          return [];
        });
      }
      function integerReadValueFromPointer(name, shift, signed) {
        switch (shift) {
          case 0:
            return signed ? function readS8FromPointer(pointer) {
              return HEAP8[pointer];
            } : function readU8FromPointer(pointer) {
              return HEAPU8[pointer];
            };
          case 1:
            return signed ? function readS16FromPointer(pointer) {
              return HEAP16[pointer >> 1];
            } : function readU16FromPointer(pointer) {
              return HEAPU16[pointer >> 1];
            };
          case 2:
            return signed ? function readS32FromPointer(pointer) {
              return HEAP32[pointer >> 2];
            } : function readU32FromPointer(pointer) {
              return HEAPU32[pointer >> 2];
            };
          default:
            throw new TypeError("Unknown integer type: " + name);
        }
      }
      function __embind_register_integer(primitiveType, name, size, minRange, maxRange) {
        name = readLatin1String(name);
        if (maxRange === -1) {
          maxRange = 4294967295;
        }
        var shift = getShiftFromSize(size);
        var fromWireType = function(value) {
          return value;
        };
        if (minRange === 0) {
          var bitshift = 32 - 8 * size;
          fromWireType = function(value) {
            return value << bitshift >>> bitshift;
          };
        }
        var isUnsignedType = name.indexOf("unsigned") != -1;
        registerType(primitiveType, {name, fromWireType, toWireType: function(destructors, value) {
          if (typeof value !== "number" && typeof value !== "boolean") {
            throw new TypeError('Cannot convert "' + _embind_repr(value) + '" to ' + this.name);
          }
          if (value < minRange || value > maxRange) {
            throw new TypeError('Passing a number "' + _embind_repr(value) + '" from JS side to C/C++ side to an argument of type "' + name + '", which is outside the valid range [' + minRange + ", " + maxRange + "]!");
          }
          return isUnsignedType ? value >>> 0 : value | 0;
        }, argPackAdvance: 8, readValueFromPointer: integerReadValueFromPointer(name, shift, minRange !== 0), destructorFunction: null});
      }
      function __embind_register_memory_view(rawType, dataTypeIndex, name) {
        var typeMapping = [Int8Array, Uint8Array, Int16Array, Uint16Array, Int32Array, Uint32Array, Float32Array, Float64Array];
        var TA = typeMapping[dataTypeIndex];
        function decodeMemoryView(handle) {
          handle = handle >> 2;
          var heap = HEAPU32;
          var size = heap[handle];
          var data = heap[handle + 1];
          return new TA(buffer, data, size);
        }
        name = readLatin1String(name);
        registerType(rawType, {name, fromWireType: decodeMemoryView, argPackAdvance: 8, readValueFromPointer: decodeMemoryView}, {ignoreDuplicateRegistrations: true});
      }
      function __embind_register_std_string(rawType, name) {
        name = readLatin1String(name);
        var stdStringIsUTF8 = name === "std::string";
        registerType(rawType, {name, fromWireType: function(value) {
          var length = HEAPU32[value >> 2];
          var str;
          if (stdStringIsUTF8) {
            var decodeStartPtr = value + 4;
            for (var i = 0; i <= length; ++i) {
              var currentBytePtr = value + 4 + i;
              if (i == length || HEAPU8[currentBytePtr] == 0) {
                var maxRead = currentBytePtr - decodeStartPtr;
                var stringSegment = UTF8ToString(decodeStartPtr, maxRead);
                if (str === void 0) {
                  str = stringSegment;
                } else {
                  str += String.fromCharCode(0);
                  str += stringSegment;
                }
                decodeStartPtr = currentBytePtr + 1;
              }
            }
          } else {
            var a = new Array(length);
            for (var i = 0; i < length; ++i) {
              a[i] = String.fromCharCode(HEAPU8[value + 4 + i]);
            }
            str = a.join("");
          }
          _free(value);
          return str;
        }, toWireType: function(destructors, value) {
          if (value instanceof ArrayBuffer) {
            value = new Uint8Array(value);
          }
          var getLength;
          var valueIsOfTypeString = typeof value === "string";
          if (!(valueIsOfTypeString || value instanceof Uint8Array || value instanceof Uint8ClampedArray || value instanceof Int8Array)) {
            throwBindingError("Cannot pass non-string to std::string");
          }
          if (stdStringIsUTF8 && valueIsOfTypeString) {
            getLength = function() {
              return lengthBytesUTF8(value);
            };
          } else {
            getLength = function() {
              return value.length;
            };
          }
          var length = getLength();
          var ptr = _malloc(4 + length + 1);
          HEAPU32[ptr >> 2] = length;
          if (stdStringIsUTF8 && valueIsOfTypeString) {
            stringToUTF8(value, ptr + 4, length + 1);
          } else {
            if (valueIsOfTypeString) {
              for (var i = 0; i < length; ++i) {
                var charCode = value.charCodeAt(i);
                if (charCode > 255) {
                  _free(ptr);
                  throwBindingError("String has UTF-16 code units that do not fit in 8 bits");
                }
                HEAPU8[ptr + 4 + i] = charCode;
              }
            } else {
              for (var i = 0; i < length; ++i) {
                HEAPU8[ptr + 4 + i] = value[i];
              }
            }
          }
          if (destructors !== null) {
            destructors.push(_free, ptr);
          }
          return ptr;
        }, argPackAdvance: 8, readValueFromPointer: simpleReadValueFromPointer, destructorFunction: function(ptr) {
          _free(ptr);
        }});
      }
      function __embind_register_std_wstring(rawType, charSize, name) {
        name = readLatin1String(name);
        var decodeString, encodeString, getHeap, lengthBytesUTF, shift;
        if (charSize === 2) {
          decodeString = UTF16ToString;
          encodeString = stringToUTF16;
          lengthBytesUTF = lengthBytesUTF16;
          getHeap = function() {
            return HEAPU16;
          };
          shift = 1;
        } else if (charSize === 4) {
          decodeString = UTF32ToString;
          encodeString = stringToUTF32;
          lengthBytesUTF = lengthBytesUTF32;
          getHeap = function() {
            return HEAPU32;
          };
          shift = 2;
        }
        registerType(rawType, {name, fromWireType: function(value) {
          var length = HEAPU32[value >> 2];
          var HEAP = getHeap();
          var str;
          var decodeStartPtr = value + 4;
          for (var i = 0; i <= length; ++i) {
            var currentBytePtr = value + 4 + i * charSize;
            if (i == length || HEAP[currentBytePtr >> shift] == 0) {
              var maxReadBytes = currentBytePtr - decodeStartPtr;
              var stringSegment = decodeString(decodeStartPtr, maxReadBytes);
              if (str === void 0) {
                str = stringSegment;
              } else {
                str += String.fromCharCode(0);
                str += stringSegment;
              }
              decodeStartPtr = currentBytePtr + charSize;
            }
          }
          _free(value);
          return str;
        }, toWireType: function(destructors, value) {
          if (!(typeof value === "string")) {
            throwBindingError("Cannot pass non-string to C++ string type " + name);
          }
          var length = lengthBytesUTF(value);
          var ptr = _malloc(4 + length + charSize);
          HEAPU32[ptr >> 2] = length >> shift;
          encodeString(value, ptr + 4, length + charSize);
          if (destructors !== null) {
            destructors.push(_free, ptr);
          }
          return ptr;
        }, argPackAdvance: 8, readValueFromPointer: simpleReadValueFromPointer, destructorFunction: function(ptr) {
          _free(ptr);
        }});
      }
      function __embind_register_value_array(rawType, name, constructorSignature, rawConstructor, destructorSignature, rawDestructor) {
        tupleRegistrations[rawType] = {name: readLatin1String(name), rawConstructor: embind__requireFunction(constructorSignature, rawConstructor), rawDestructor: embind__requireFunction(destructorSignature, rawDestructor), elements: []};
      }
      function __embind_register_value_array_element(rawTupleType, getterReturnType, getterSignature, getter, getterContext, setterArgumentType, setterSignature, setter, setterContext) {
        tupleRegistrations[rawTupleType].elements.push({getterReturnType, getter: embind__requireFunction(getterSignature, getter), getterContext, setterArgumentType, setter: embind__requireFunction(setterSignature, setter), setterContext});
      }
      function __embind_register_value_object(rawType, name, constructorSignature, rawConstructor, destructorSignature, rawDestructor) {
        structRegistrations[rawType] = {name: readLatin1String(name), rawConstructor: embind__requireFunction(constructorSignature, rawConstructor), rawDestructor: embind__requireFunction(destructorSignature, rawDestructor), fields: []};
      }
      function __embind_register_value_object_field(structType, fieldName, getterReturnType, getterSignature, getter, getterContext, setterArgumentType, setterSignature, setter, setterContext) {
        structRegistrations[structType].fields.push({fieldName: readLatin1String(fieldName), getterReturnType, getter: embind__requireFunction(getterSignature, getter), getterContext, setterArgumentType, setter: embind__requireFunction(setterSignature, setter), setterContext});
      }
      function __embind_register_void(rawType, name) {
        name = readLatin1String(name);
        registerType(rawType, {isVoid: true, name, argPackAdvance: 0, fromWireType: function() {
          return void 0;
        }, toWireType: function(destructors, o) {
          return void 0;
        }});
      }
      function __emval_incref(handle) {
        if (handle > 4) {
          emval_handle_array[handle].refcount += 1;
        }
      }
      function requireRegisteredType(rawType, humanName) {
        var impl = registeredTypes[rawType];
        if (impl === void 0) {
          throwBindingError(humanName + " has unknown type " + getTypeName(rawType));
        }
        return impl;
      }
      function __emval_take_value(type, argv) {
        type = requireRegisteredType(type, "_emval_take_value");
        var v = type["readValueFromPointer"](argv);
        return __emval_register(v);
      }
      function _abort() {
        abort();
      }
      var _emscripten_get_now;
      if (ENVIRONMENT_IS_NODE) {
        _emscripten_get_now = function() {
          var t = process["hrtime"]();
          return t[0] * 1e3 + t[1] / 1e6;
        };
      } else if (typeof dateNow !== "undefined") {
        _emscripten_get_now = dateNow;
      } else
        _emscripten_get_now = function() {
          return performance.now();
        };
      var _emscripten_get_now_is_monotonic = true;
      function setErrNo(value) {
        HEAP32[___errno_location() >> 2] = value;
        return value;
      }
      function _clock_gettime(clk_id, tp) {
        var now;
        if (clk_id === 0) {
          now = Date.now();
        } else if ((clk_id === 1 || clk_id === 4) && _emscripten_get_now_is_monotonic) {
          now = _emscripten_get_now();
        } else {
          setErrNo(28);
          return -1;
        }
        HEAP32[tp >> 2] = now / 1e3 | 0;
        HEAP32[tp + 4 >> 2] = now % 1e3 * 1e3 * 1e3 | 0;
        return 0;
      }
      function _emscripten_memcpy_big(dest, src, num) {
        HEAPU8.copyWithin(dest, src, src + num);
      }
      function _emscripten_get_heap_size() {
        return HEAPU8.length;
      }
      function emscripten_realloc_buffer(size) {
        try {
          wasmMemory.grow(size - buffer.byteLength + 65535 >>> 16);
          updateGlobalBufferAndViews(wasmMemory.buffer);
          return 1;
        } catch (e) {
        }
      }
      function _emscripten_resize_heap(requestedSize) {
        requestedSize = requestedSize >>> 0;
        var oldSize = _emscripten_get_heap_size();
        var maxHeapSize = 2147483648;
        if (requestedSize > maxHeapSize) {
          return false;
        }
        var minHeapSize = 16777216;
        for (var cutDown = 1; cutDown <= 4; cutDown *= 2) {
          var overGrownHeapSize = oldSize * (1 + 0.2 / cutDown);
          overGrownHeapSize = Math.min(overGrownHeapSize, requestedSize + 100663296);
          var newSize = Math.min(maxHeapSize, alignUp(Math.max(minHeapSize, requestedSize, overGrownHeapSize), 65536));
          var replacement = emscripten_realloc_buffer(newSize);
          if (replacement) {
            return true;
          }
        }
        return false;
      }
      var ENV = {};
      function getExecutableName() {
        return thisProgram || "./this.program";
      }
      function getEnvStrings() {
        if (!getEnvStrings.strings) {
          var lang = (typeof navigator === "object" && navigator.languages && navigator.languages[0] || "C").replace("-", "_") + ".UTF-8";
          var env = {USER: "web_user", LOGNAME: "web_user", PATH: "/", PWD: "/", HOME: "/home/web_user", LANG: lang, _: getExecutableName()};
          for (var x in ENV) {
            env[x] = ENV[x];
          }
          var strings = [];
          for (var x in env) {
            strings.push(x + "=" + env[x]);
          }
          getEnvStrings.strings = strings;
        }
        return getEnvStrings.strings;
      }
      function _environ_get(__environ, environ_buf) {
        try {
          var bufSize = 0;
          getEnvStrings().forEach(function(string, i) {
            var ptr = environ_buf + bufSize;
            HEAP32[__environ + i * 4 >> 2] = ptr;
            writeAsciiToMemory(string, ptr);
            bufSize += string.length + 1;
          });
          return 0;
        } catch (e) {
          if (typeof FS === "undefined" || !(e instanceof FS.ErrnoError))
            abort(e);
          return e.errno;
        }
      }
      function _environ_sizes_get(penviron_count, penviron_buf_size) {
        try {
          var strings = getEnvStrings();
          HEAP32[penviron_count >> 2] = strings.length;
          var bufSize = 0;
          strings.forEach(function(string) {
            bufSize += string.length + 1;
          });
          HEAP32[penviron_buf_size >> 2] = bufSize;
          return 0;
        } catch (e) {
          if (typeof FS === "undefined" || !(e instanceof FS.ErrnoError))
            abort(e);
          return e.errno;
        }
      }
      function _fd_close(fd) {
        try {
          var stream = SYSCALLS.getStreamFromFD(fd);
          FS.close(stream);
          return 0;
        } catch (e) {
          if (typeof FS === "undefined" || !(e instanceof FS.ErrnoError))
            abort(e);
          return e.errno;
        }
      }
      function _fd_read(fd, iov, iovcnt, pnum) {
        try {
          var stream = SYSCALLS.getStreamFromFD(fd);
          var num = SYSCALLS.doReadv(stream, iov, iovcnt);
          HEAP32[pnum >> 2] = num;
          return 0;
        } catch (e) {
          if (typeof FS === "undefined" || !(e instanceof FS.ErrnoError))
            abort(e);
          return e.errno;
        }
      }
      function _fd_seek(fd, offset_low, offset_high, whence, newOffset) {
        try {
          var stream = SYSCALLS.getStreamFromFD(fd);
          var HIGH_OFFSET = 4294967296;
          var offset = offset_high * HIGH_OFFSET + (offset_low >>> 0);
          var DOUBLE_LIMIT = 9007199254740992;
          if (offset <= -DOUBLE_LIMIT || offset >= DOUBLE_LIMIT) {
            return -61;
          }
          FS.llseek(stream, offset, whence);
          tempI64 = [stream.position >>> 0, (tempDouble = stream.position, +Math.abs(tempDouble) >= 1 ? tempDouble > 0 ? (Math.min(+Math.floor(tempDouble / 4294967296), 4294967295) | 0) >>> 0 : ~~+Math.ceil((tempDouble - +(~~tempDouble >>> 0)) / 4294967296) >>> 0 : 0)], HEAP32[newOffset >> 2] = tempI64[0], HEAP32[newOffset + 4 >> 2] = tempI64[1];
          if (stream.getdents && offset === 0 && whence === 0)
            stream.getdents = null;
          return 0;
        } catch (e) {
          if (typeof FS === "undefined" || !(e instanceof FS.ErrnoError))
            abort(e);
          return e.errno;
        }
      }
      function _fd_write(fd, iov, iovcnt, pnum) {
        try {
          var stream = SYSCALLS.getStreamFromFD(fd);
          var num = SYSCALLS.doWritev(stream, iov, iovcnt);
          HEAP32[pnum >> 2] = num;
          return 0;
        } catch (e) {
          if (typeof FS === "undefined" || !(e instanceof FS.ErrnoError))
            abort(e);
          return e.errno;
        }
      }
      function _setTempRet0($i) {
        setTempRet0($i | 0);
      }
      function __isLeapYear(year) {
        return year % 4 === 0 && (year % 100 !== 0 || year % 400 === 0);
      }
      function __arraySum(array, index) {
        var sum = 0;
        for (var i = 0; i <= index; sum += array[i++]) {
        }
        return sum;
      }
      var __MONTH_DAYS_LEAP = [31, 29, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31];
      var __MONTH_DAYS_REGULAR = [31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31];
      function __addDays(date, days) {
        var newDate = new Date(date.getTime());
        while (days > 0) {
          var leap = __isLeapYear(newDate.getFullYear());
          var currentMonth = newDate.getMonth();
          var daysInCurrentMonth = (leap ? __MONTH_DAYS_LEAP : __MONTH_DAYS_REGULAR)[currentMonth];
          if (days > daysInCurrentMonth - newDate.getDate()) {
            days -= daysInCurrentMonth - newDate.getDate() + 1;
            newDate.setDate(1);
            if (currentMonth < 11) {
              newDate.setMonth(currentMonth + 1);
            } else {
              newDate.setMonth(0);
              newDate.setFullYear(newDate.getFullYear() + 1);
            }
          } else {
            newDate.setDate(newDate.getDate() + days);
            return newDate;
          }
        }
        return newDate;
      }
      function _strftime(s, maxsize, format, tm) {
        var tm_zone = HEAP32[tm + 40 >> 2];
        var date = {tm_sec: HEAP32[tm >> 2], tm_min: HEAP32[tm + 4 >> 2], tm_hour: HEAP32[tm + 8 >> 2], tm_mday: HEAP32[tm + 12 >> 2], tm_mon: HEAP32[tm + 16 >> 2], tm_year: HEAP32[tm + 20 >> 2], tm_wday: HEAP32[tm + 24 >> 2], tm_yday: HEAP32[tm + 28 >> 2], tm_isdst: HEAP32[tm + 32 >> 2], tm_gmtoff: HEAP32[tm + 36 >> 2], tm_zone: tm_zone ? UTF8ToString(tm_zone) : ""};
        var pattern = UTF8ToString(format);
        var EXPANSION_RULES_1 = {"%c": "%a %b %d %H:%M:%S %Y", "%D": "%m/%d/%y", "%F": "%Y-%m-%d", "%h": "%b", "%r": "%I:%M:%S %p", "%R": "%H:%M", "%T": "%H:%M:%S", "%x": "%m/%d/%y", "%X": "%H:%M:%S", "%Ec": "%c", "%EC": "%C", "%Ex": "%m/%d/%y", "%EX": "%H:%M:%S", "%Ey": "%y", "%EY": "%Y", "%Od": "%d", "%Oe": "%e", "%OH": "%H", "%OI": "%I", "%Om": "%m", "%OM": "%M", "%OS": "%S", "%Ou": "%u", "%OU": "%U", "%OV": "%V", "%Ow": "%w", "%OW": "%W", "%Oy": "%y"};
        for (var rule in EXPANSION_RULES_1) {
          pattern = pattern.replace(new RegExp(rule, "g"), EXPANSION_RULES_1[rule]);
        }
        var WEEKDAYS = ["Sunday", "Monday", "Tuesday", "Wednesday", "Thursday", "Friday", "Saturday"];
        var MONTHS = ["January", "February", "March", "April", "May", "June", "July", "August", "September", "October", "November", "December"];
        function leadingSomething(value, digits, character) {
          var str = typeof value === "number" ? value.toString() : value || "";
          while (str.length < digits) {
            str = character[0] + str;
          }
          return str;
        }
        function leadingNulls(value, digits) {
          return leadingSomething(value, digits, "0");
        }
        function compareByDay(date1, date2) {
          function sgn(value) {
            return value < 0 ? -1 : value > 0 ? 1 : 0;
          }
          var compare;
          if ((compare = sgn(date1.getFullYear() - date2.getFullYear())) === 0) {
            if ((compare = sgn(date1.getMonth() - date2.getMonth())) === 0) {
              compare = sgn(date1.getDate() - date2.getDate());
            }
          }
          return compare;
        }
        function getFirstWeekStartDate(janFourth) {
          switch (janFourth.getDay()) {
            case 0:
              return new Date(janFourth.getFullYear() - 1, 11, 29);
            case 1:
              return janFourth;
            case 2:
              return new Date(janFourth.getFullYear(), 0, 3);
            case 3:
              return new Date(janFourth.getFullYear(), 0, 2);
            case 4:
              return new Date(janFourth.getFullYear(), 0, 1);
            case 5:
              return new Date(janFourth.getFullYear() - 1, 11, 31);
            case 6:
              return new Date(janFourth.getFullYear() - 1, 11, 30);
          }
        }
        function getWeekBasedYear(date2) {
          var thisDate = __addDays(new Date(date2.tm_year + 1900, 0, 1), date2.tm_yday);
          var janFourthThisYear = new Date(thisDate.getFullYear(), 0, 4);
          var janFourthNextYear = new Date(thisDate.getFullYear() + 1, 0, 4);
          var firstWeekStartThisYear = getFirstWeekStartDate(janFourthThisYear);
          var firstWeekStartNextYear = getFirstWeekStartDate(janFourthNextYear);
          if (compareByDay(firstWeekStartThisYear, thisDate) <= 0) {
            if (compareByDay(firstWeekStartNextYear, thisDate) <= 0) {
              return thisDate.getFullYear() + 1;
            } else {
              return thisDate.getFullYear();
            }
          } else {
            return thisDate.getFullYear() - 1;
          }
        }
        var EXPANSION_RULES_2 = {"%a": function(date2) {
          return WEEKDAYS[date2.tm_wday].substring(0, 3);
        }, "%A": function(date2) {
          return WEEKDAYS[date2.tm_wday];
        }, "%b": function(date2) {
          return MONTHS[date2.tm_mon].substring(0, 3);
        }, "%B": function(date2) {
          return MONTHS[date2.tm_mon];
        }, "%C": function(date2) {
          var year = date2.tm_year + 1900;
          return leadingNulls(year / 100 | 0, 2);
        }, "%d": function(date2) {
          return leadingNulls(date2.tm_mday, 2);
        }, "%e": function(date2) {
          return leadingSomething(date2.tm_mday, 2, " ");
        }, "%g": function(date2) {
          return getWeekBasedYear(date2).toString().substring(2);
        }, "%G": function(date2) {
          return getWeekBasedYear(date2);
        }, "%H": function(date2) {
          return leadingNulls(date2.tm_hour, 2);
        }, "%I": function(date2) {
          var twelveHour = date2.tm_hour;
          if (twelveHour == 0)
            twelveHour = 12;
          else if (twelveHour > 12)
            twelveHour -= 12;
          return leadingNulls(twelveHour, 2);
        }, "%j": function(date2) {
          return leadingNulls(date2.tm_mday + __arraySum(__isLeapYear(date2.tm_year + 1900) ? __MONTH_DAYS_LEAP : __MONTH_DAYS_REGULAR, date2.tm_mon - 1), 3);
        }, "%m": function(date2) {
          return leadingNulls(date2.tm_mon + 1, 2);
        }, "%M": function(date2) {
          return leadingNulls(date2.tm_min, 2);
        }, "%n": function() {
          return "\n";
        }, "%p": function(date2) {
          if (date2.tm_hour >= 0 && date2.tm_hour < 12) {
            return "AM";
          } else {
            return "PM";
          }
        }, "%S": function(date2) {
          return leadingNulls(date2.tm_sec, 2);
        }, "%t": function() {
          return "	";
        }, "%u": function(date2) {
          return date2.tm_wday || 7;
        }, "%U": function(date2) {
          var janFirst = new Date(date2.tm_year + 1900, 0, 1);
          var firstSunday = janFirst.getDay() === 0 ? janFirst : __addDays(janFirst, 7 - janFirst.getDay());
          var endDate = new Date(date2.tm_year + 1900, date2.tm_mon, date2.tm_mday);
          if (compareByDay(firstSunday, endDate) < 0) {
            var februaryFirstUntilEndMonth = __arraySum(__isLeapYear(endDate.getFullYear()) ? __MONTH_DAYS_LEAP : __MONTH_DAYS_REGULAR, endDate.getMonth() - 1) - 31;
            var firstSundayUntilEndJanuary = 31 - firstSunday.getDate();
            var days = firstSundayUntilEndJanuary + februaryFirstUntilEndMonth + endDate.getDate();
            return leadingNulls(Math.ceil(days / 7), 2);
          }
          return compareByDay(firstSunday, janFirst) === 0 ? "01" : "00";
        }, "%V": function(date2) {
          var janFourthThisYear = new Date(date2.tm_year + 1900, 0, 4);
          var janFourthNextYear = new Date(date2.tm_year + 1901, 0, 4);
          var firstWeekStartThisYear = getFirstWeekStartDate(janFourthThisYear);
          var firstWeekStartNextYear = getFirstWeekStartDate(janFourthNextYear);
          var endDate = __addDays(new Date(date2.tm_year + 1900, 0, 1), date2.tm_yday);
          if (compareByDay(endDate, firstWeekStartThisYear) < 0) {
            return "53";
          }
          if (compareByDay(firstWeekStartNextYear, endDate) <= 0) {
            return "01";
          }
          var daysDifference;
          if (firstWeekStartThisYear.getFullYear() < date2.tm_year + 1900) {
            daysDifference = date2.tm_yday + 32 - firstWeekStartThisYear.getDate();
          } else {
            daysDifference = date2.tm_yday + 1 - firstWeekStartThisYear.getDate();
          }
          return leadingNulls(Math.ceil(daysDifference / 7), 2);
        }, "%w": function(date2) {
          return date2.tm_wday;
        }, "%W": function(date2) {
          var janFirst = new Date(date2.tm_year, 0, 1);
          var firstMonday = janFirst.getDay() === 1 ? janFirst : __addDays(janFirst, janFirst.getDay() === 0 ? 1 : 7 - janFirst.getDay() + 1);
          var endDate = new Date(date2.tm_year + 1900, date2.tm_mon, date2.tm_mday);
          if (compareByDay(firstMonday, endDate) < 0) {
            var februaryFirstUntilEndMonth = __arraySum(__isLeapYear(endDate.getFullYear()) ? __MONTH_DAYS_LEAP : __MONTH_DAYS_REGULAR, endDate.getMonth() - 1) - 31;
            var firstMondayUntilEndJanuary = 31 - firstMonday.getDate();
            var days = firstMondayUntilEndJanuary + februaryFirstUntilEndMonth + endDate.getDate();
            return leadingNulls(Math.ceil(days / 7), 2);
          }
          return compareByDay(firstMonday, janFirst) === 0 ? "01" : "00";
        }, "%y": function(date2) {
          return (date2.tm_year + 1900).toString().substring(2);
        }, "%Y": function(date2) {
          return date2.tm_year + 1900;
        }, "%z": function(date2) {
          var off = date2.tm_gmtoff;
          var ahead = off >= 0;
          off = Math.abs(off) / 60;
          off = off / 60 * 100 + off % 60;
          return (ahead ? "+" : "-") + String("0000" + off).slice(-4);
        }, "%Z": function(date2) {
          return date2.tm_zone;
        }, "%%": function() {
          return "%";
        }};
        for (var rule in EXPANSION_RULES_2) {
          if (pattern.indexOf(rule) >= 0) {
            pattern = pattern.replace(new RegExp(rule, "g"), EXPANSION_RULES_2[rule](date));
          }
        }
        var bytes = intArrayFromString(pattern, false);
        if (bytes.length > maxsize) {
          return 0;
        }
        writeArrayToMemory(bytes, s);
        return bytes.length - 1;
      }
      function _strftime_l(s, maxsize, format, tm) {
        return _strftime(s, maxsize, format, tm);
      }
      var FSNode = function(parent, name, mode, rdev) {
        if (!parent) {
          parent = this;
        }
        this.parent = parent;
        this.mount = parent.mount;
        this.mounted = null;
        this.id = FS.nextInode++;
        this.name = name;
        this.mode = mode;
        this.node_ops = {};
        this.stream_ops = {};
        this.rdev = rdev;
      };
      var readMode = 292 | 73;
      var writeMode = 146;
      Object.defineProperties(FSNode.prototype, {read: {get: function() {
        return (this.mode & readMode) === readMode;
      }, set: function(val) {
        val ? this.mode |= readMode : this.mode &= ~readMode;
      }}, write: {get: function() {
        return (this.mode & writeMode) === writeMode;
      }, set: function(val) {
        val ? this.mode |= writeMode : this.mode &= ~writeMode;
      }}, isFolder: {get: function() {
        return FS.isDir(this.mode);
      }}, isDevice: {get: function() {
        return FS.isChrdev(this.mode);
      }}});
      FS.FSNode = FSNode;
      FS.staticInit();
      Module["FS_createPath"] = FS.createPath;
      Module["FS_createDataFile"] = FS.createDataFile;
      Module["FS_createPreloadedFile"] = FS.createPreloadedFile;
      Module["FS_createLazyFile"] = FS.createLazyFile;
      Module["FS_createDevice"] = FS.createDevice;
      Module["FS_unlink"] = FS.unlink;
      InternalError = Module["InternalError"] = extendError(Error, "InternalError");
      embind_init_charCodes();
      BindingError = Module["BindingError"] = extendError(Error, "BindingError");
      init_ClassHandle();
      init_RegisteredPointer();
      init_embind();
      UnboundTypeError = Module["UnboundTypeError"] = extendError(Error, "UnboundTypeError");
      init_emval();
      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;
      }
      __ATINIT__.push({func: function() {
        ___wasm_call_ctors();
      }});
      var asmLibraryArg = {t: ___assert_fail, E: ___sys_ioctl, F: ___sys_open, u: __embind_finalize_value_array, j: __embind_finalize_value_object, H: __embind_register_bool, m: __embind_register_class, l: __embind_register_class_constructor, d: __embind_register_class_function, G: __embind_register_emval, q: __embind_register_float, i: __embind_register_function, f: __embind_register_integer, e: __embind_register_memory_view, r: __embind_register_std_string, n: __embind_register_std_wstring, v: __embind_register_value_array, c: __embind_register_value_array_element, k: __embind_register_value_object, g: __embind_register_value_object_field, I: __embind_register_void, J: __emval_decref, K: __emval_incref, s: __emval_take_value, b: _abort, C: _clock_gettime, y: _emscripten_memcpy_big, h: _emscripten_resize_heap, A: _environ_get, B: _environ_sizes_get, p: _fd_close, D: _fd_read, w: _fd_seek, o: _fd_write, a: wasmMemory, x: _setTempRet0, z: _strftime_l};
      var asm = createWasm();
      var ___wasm_call_ctors = Module["___wasm_call_ctors"] = function() {
        return (___wasm_call_ctors = Module["___wasm_call_ctors"] = Module["asm"]["M"]).apply(null, arguments);
      };
      var _main = Module["_main"] = function() {
        return (_main = Module["_main"] = Module["asm"]["N"]).apply(null, arguments);
      };
      var ___getTypeName = Module["___getTypeName"] = function() {
        return (___getTypeName = Module["___getTypeName"] = Module["asm"]["O"]).apply(null, arguments);
      };
      var ___embind_register_native_and_builtin_types = Module["___embind_register_native_and_builtin_types"] = function() {
        return (___embind_register_native_and_builtin_types = Module["___embind_register_native_and_builtin_types"] = Module["asm"]["P"]).apply(null, arguments);
      };
      var ___errno_location = Module["___errno_location"] = function() {
        return (___errno_location = Module["___errno_location"] = Module["asm"]["Q"]).apply(null, arguments);
      };
      var _free = Module["_free"] = function() {
        return (_free = Module["_free"] = Module["asm"]["R"]).apply(null, arguments);
      };
      var _malloc = Module["_malloc"] = function() {
        return (_malloc = Module["_malloc"] = Module["asm"]["S"]).apply(null, arguments);
      };
      var dynCall_jiji = Module["dynCall_jiji"] = function() {
        return (dynCall_jiji = Module["dynCall_jiji"] = Module["asm"]["T"]).apply(null, arguments);
      };
      var dynCall_viijii = Module["dynCall_viijii"] = function() {
        return (dynCall_viijii = Module["dynCall_viijii"] = Module["asm"]["U"]).apply(null, arguments);
      };
      var dynCall_iiiiiijj = Module["dynCall_iiiiiijj"] = function() {
        return (dynCall_iiiiiijj = Module["dynCall_iiiiiijj"] = Module["asm"]["V"]).apply(null, arguments);
      };
      var dynCall_iiiiij = Module["dynCall_iiiiij"] = function() {
        return (dynCall_iiiiij = Module["dynCall_iiiiij"] = Module["asm"]["W"]).apply(null, arguments);
      };
      var dynCall_iiiiijj = Module["dynCall_iiiiijj"] = function() {
        return (dynCall_iiiiijj = Module["dynCall_iiiiijj"] = Module["asm"]["X"]).apply(null, arguments);
      };
      Module["addRunDependency"] = addRunDependency;
      Module["removeRunDependency"] = removeRunDependency;
      Module["FS_createPath"] = FS.createPath;
      Module["FS_createDataFile"] = FS.createDataFile;
      Module["FS_createPreloadedFile"] = FS.createPreloadedFile;
      Module["FS_createLazyFile"] = FS.createLazyFile;
      Module["FS_createDevice"] = FS.createDevice;
      Module["FS_unlink"] = FS.unlink;
      var calledRun;
      function ExitStatus(status) {
        this.name = "ExitStatus";
        this.message = "Program terminated with exit(" + status + ")";
        this.status = status;
      }
      var calledMain = false;
      dependenciesFulfilled = function runCaller() {
        if (!calledRun)
          run();
        if (!calledRun)
          dependenciesFulfilled = runCaller;
      };
      function callMain(args) {
        var entryFunction = Module["_main"];
        var argc = 0;
        var argv = 0;
        try {
          var ret = entryFunction(argc, argv);
          exit(ret, true);
        } catch (e) {
          if (e instanceof ExitStatus) {
            return;
          } else if (e == "unwind") {
            noExitRuntime = true;
            return;
          } else {
            var toLog = e;
            if (e && typeof e === "object" && e.stack) {
              toLog = [e, e.stack];
            }
            err("exception thrown: " + toLog);
            quit_(1, e);
          }
        } finally {
          calledMain = true;
        }
      }
      function run(args) {
        args = args || arguments_;
        if (runDependencies > 0) {
          return;
        }
        preRun();
        if (runDependencies > 0)
          return;
        function doRun() {
          if (calledRun)
            return;
          calledRun = true;
          Module["calledRun"] = true;
          if (ABORT)
            return;
          initRuntime();
          preMain();
          readyPromiseResolve(Module);
          if (Module["onRuntimeInitialized"])
            Module["onRuntimeInitialized"]();
          if (shouldRunNow)
            callMain(args);
          postRun();
        }
        if (Module["setStatus"]) {
          Module["setStatus"]("Running...");
          setTimeout(function() {
            setTimeout(function() {
              Module["setStatus"]("");
            }, 1);
            doRun();
          }, 1);
        } else {
          doRun();
        }
      }
      Module["run"] = run;
      function exit(status, implicit) {
        if (implicit && noExitRuntime && status === 0) {
          return;
        }
        if (noExitRuntime) {
        } else {
          EXITSTATUS = status;
          exitRuntime();
          if (Module["onExit"])
            Module["onExit"](status);
          ABORT = true;
        }
        quit_(status, new ExitStatus(status));
      }
      if (Module["preInit"]) {
        if (typeof Module["preInit"] == "function")
          Module["preInit"] = [Module["preInit"]];
        while (Module["preInit"].length > 0) {
          Module["preInit"].pop()();
        }
      }
      var shouldRunNow = true;
      if (Module["noInitialRun"])
        shouldRunNow = false;
      noExitRuntime = true;
      run();
      return WebIFCWasm3.ready;
    };
  }();
  if (typeof exports === "object" && typeof module === "object")
    module.exports = WebIFCWasm2;
  else if (typeof define === "function" && define["amd"])
    define([], function() {
      return WebIFCWasm2;
    });
  else if (typeof exports === "object")
    exports["WebIFCWasm"] = WebIFCWasm2;
});

// dist/web-ifc-api.ts
var WebIFCWasm = require_web_ifc();
function ms() {
  return new Date().getTime();
}
var IfcAPI = class {
  constructor() {
    this.wasmModule = void 0;
  }
  async Init() {
    if (WebIFCWasm) {
      this.wasmModule = await WebIFCWasm({noInitialRun: true});
    } else {
      console.error(`Could not find wasm module at './web-ifc' from web-ifc-api.ts`);
    }
  }
  OpenModel(filename, data) {
    this.wasmModule["FS_createDataFile"]("/", "filename", data, true, true, true);
    console.log("Wrote file");
    let result = this.wasmModule.OpenModel(filename);
    this.wasmModule["FS_unlink"]("/filename");
    return result;
  }
  GetGeometry(modelID, geometryExpressID) {
    return this.wasmModule.GetGeometry(modelID, geometryExpressID);
  }
  SetGeometryTransformation(modelID, transformationMatrix) {
    if (transformationMatrix.length != 16) {
      console.log(`Bad transformation matrix size: ${transformationMatrix.length}`);
      return;
    }
    this.wasmModule.SetGeometryTransformation(modelID, transformationMatrix);
  }
  GetVertexArray(ptr, size) {
    return this.getSubArray(this.wasmModule.HEAPF32, ptr, size);
  }
  GetIndexArray(ptr, size) {
    return this.getSubArray(this.wasmModule.HEAPU32, ptr, size);
  }
  getSubArray(heap, startPtr, sizeBytes) {
    return heap.subarray(startPtr / 4, startPtr / 4 + sizeBytes).slice(0);
  }
  CloseModel(modelID) {
    this.wasmModule.CloseModel(modelID);
  }
  IsModelOpen(modelID) {
    return this.wasmModule.IsModelOpen(modelID);
  }
  LoadAllGeometry(modelID) {
    return this.wasmModule.LoadAllGeometry(modelID);
  }
};
export {
  IfcAPI,
  ms
};