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@jitl/quickjs-wasmfile-debug-asyncify

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Variant of quickjs library: Variant with separate .WASM file. Supports browser ESM, NodeJS ESM, and NodeJS CommonJS.

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var QuickJSRaw = (() => { var _scriptName = typeof document != 'undefined' ? document.currentScript?.src : undefined; if (typeof __filename != 'undefined') _scriptName ||= __filename; return ( function(moduleArg = {}) { var moduleRtn; // include: shell.js // The Module object: Our interface to the outside world. We import // and export values on it. There are various ways Module can be used: // 1. Not defined. We create it here // 2. A function parameter, function(moduleArg) => Promise<Module> // 3. pre-run appended it, var Module = {}; ..generated code.. // 4. External script tag defines var Module. // We need to check if Module already exists (e.g. case 3 above). // Substitution will be replaced with actual code on later stage of the build, // this way Closure Compiler will not mangle it (e.g. case 4. above). // Note that if you want to run closure, and also to use Module // after the generated code, you will need to define var Module = {}; // before the code. Then that object will be used in the code, and you // can continue to use Module afterwards as well. var Module = moduleArg; // Set up the promise that indicates the Module is initialized var readyPromiseResolve, readyPromiseReject; var readyPromise = new Promise((resolve, reject) => { readyPromiseResolve = resolve; readyPromiseReject = reject; }); ["_QTS_Throw","_QTS_NewError","_QTS_RuntimeSetMemoryLimit","_QTS_RuntimeComputeMemoryUsage","_QTS_RuntimeDumpMemoryUsage","_QTS_RecoverableLeakCheck","_QTS_BuildIsSanitizeLeak","_QTS_RuntimeSetMaxStackSize","_QTS_GetUndefined","_QTS_GetNull","_QTS_GetFalse","_QTS_GetTrue","_QTS_NewRuntime","_QTS_FreeRuntime","_QTS_NewContext","_QTS_FreeContext","_QTS_FreeValuePointer","_QTS_FreeValuePointerRuntime","_QTS_FreeVoidPointer","_QTS_FreeCString","_QTS_DupValuePointer","_QTS_NewObject","_QTS_NewObjectProto","_QTS_NewArray","_QTS_NewArrayBuffer","_QTS_NewFloat64","_QTS_GetFloat64","_QTS_NewString","_QTS_GetString","_QTS_GetArrayBuffer","_QTS_GetArrayBufferLength","_QTS_NewSymbol","_QTS_GetSymbolDescriptionOrKey","_QTS_IsGlobalSymbol","_QTS_IsJobPending","_QTS_ExecutePendingJob","_QTS_GetProp","_QTS_GetPropNumber","_QTS_SetProp","_QTS_DefineProp","_QTS_GetOwnPropertyNames","_QTS_Call","_QTS_ResolveException","_QTS_Dump","_QTS_Eval","_QTS_GetModuleNamespace","_QTS_Typeof","_QTS_GetLength","_QTS_IsEqual","_QTS_GetGlobalObject","_QTS_NewPromiseCapability","_QTS_PromiseState","_QTS_PromiseResult","_QTS_TestStringArg","_QTS_GetDebugLogEnabled","_QTS_SetDebugLogEnabled","_QTS_BuildIsDebug","_QTS_BuildIsAsyncify","_QTS_NewFunction","_QTS_ArgvGetJSValueConstPointer","_QTS_RuntimeEnableInterruptHandler","_QTS_RuntimeDisableInterruptHandler","_QTS_RuntimeEnableModuleLoader","_QTS_RuntimeDisableModuleLoader","_QTS_bjson_encode","_QTS_bjson_decode","_malloc","_free","_set_asyncify_stack_size","_qts_host_call_function","_qts_host_interrupt_handler","_qts_host_load_module_source","_qts_host_normalize_module","___indirect_function_table","onRuntimeInitialized"].forEach((prop) => { if (!Object.getOwnPropertyDescriptor(readyPromise, prop)) { Object.defineProperty(readyPromise, prop, { get: () => abort('You are getting ' + prop + ' on the Promise object, instead of the instance. Use .then() to get called back with the instance, see the MODULARIZE docs in src/settings.js'), set: () => abort('You are setting ' + prop + ' on the Promise object, instead of the instance. Use .then() to get called back with the instance, see the MODULARIZE docs in src/settings.js'), }); } }); // Determine the runtime environment we are in. You can customize this by // setting the ENVIRONMENT setting at compile time (see settings.js). var ENVIRONMENT_IS_WEB = false; var ENVIRONMENT_IS_WORKER = false; var ENVIRONMENT_IS_NODE = true; var ENVIRONMENT_IS_SHELL = false; if (Module['ENVIRONMENT']) { throw new Error('Module.ENVIRONMENT has been deprecated. To force the environment, use the ENVIRONMENT compile-time option (for example, -sENVIRONMENT=web or -sENVIRONMENT=node)'); } if (ENVIRONMENT_IS_NODE) { // `require()` is no-op in an ESM module, use `createRequire()` to construct // the require()` function. This is only necessary for multi-environment // builds, `-sENVIRONMENT=node` emits a static import declaration instead. // TODO: Swap all `require()`'s with `import()`'s? } // --pre-jses are emitted after the Module integration code, so that they can // refer to Module (if they choose; they can also define Module) // include: /Users/jitl/src/quickjs-emscripten/templates/pre-extension.js /* eslint-disable no-undef */ // quickjs-emscripten code injected into emscripten-module.js // We use this to expose and patch up issues with Emscripten's source map handling... function quickjsEmscriptenInit(debugLog) { const log = debugLog || function () {} // Everything goes in a function so we can defer running until other variables // are initialized in case they change. const extension = { log } for (const init of quickjsEmscriptenInit.inits) { init(extension) } Module["quickJSEmscriptenExtensions"] = extension return extension } quickjsEmscriptenInit.inits = [] Module["quickjsEmscriptenInit"] = quickjsEmscriptenInit // end include: /Users/jitl/src/quickjs-emscripten/templates/pre-extension.js // include: /Users/jitl/src/quickjs-emscripten/templates/pre-sourceMapJson.js /* eslint-disable no-undef */ quickjsEmscriptenInit.inits.push((extension) => { if (typeof receiveSourceMapJSON !== "undefined") { extension["receiveSourceMapJSON"] = (data) => { if (typeof wasmSourceMap === "undefined") { extension.log("receiveSourceMapJSON: received", data) return receiveSourceMapJSON(data) } else { extension.log("receiveSourceMapJSON: already have data:", wasmSourceMap, "ignoring", data) } } } }) // end include: /Users/jitl/src/quickjs-emscripten/templates/pre-sourceMapJson.js // include: /Users/jitl/src/quickjs-emscripten/templates/pre-wasmOffsetConverter.js /* eslint-disable no-undef */ quickjsEmscriptenInit.inits.push((extension) => { if (typeof WasmOffsetConverter !== "undefined") { extension["WasmOffsetConverter"] = WasmOffsetConverter // Expose function to receive WasmOffsetConverter, set to wasmOffsetConverter local variable // if it exists try { // Check if wasmOffsetConverter variable exists. If it isn't defined, this // will throw and we'll skip the rest of the branch. extension["existingWasmOffsetConverter"] = wasmOffsetConverter extension["receiveWasmOffsetConverter"] = function (wasmBinary, wasmModule) { if (!wasmOffsetConverter) { extension.log("wasmOffsetConverter set") wasmOffsetConverter = new WasmOffsetConverter(wasmBinary, wasmModule) } else { extension.log("wasmOffsetConverter already set, ignored") } } } catch (error) { // Nothing. extension["receiveWasmOffsetConverter"] = function () { extension.log("wasmOffsetConverter variable not defined, this is a no-op") } } } }) // end include: /Users/jitl/src/quickjs-emscripten/templates/pre-wasmOffsetConverter.js // include: /Users/jitl/src/quickjs-emscripten/templates/pre-wasmMemory.js /* eslint-disable no-undef */ quickjsEmscriptenInit.inits.push((extension) => { extension["getWasmMemory"] = function () { return wasmMemory } }) // end include: /Users/jitl/src/quickjs-emscripten/templates/pre-wasmMemory.js // Sometimes an existing Module object exists with properties // meant to overwrite the default module functionality. Here // we collect those properties and reapply _after_ we configure // the current environment's defaults to avoid having to be so // defensive during initialization. var moduleOverrides = Object.assign({}, Module); var arguments_ = []; var thisProgram = './this.program'; var quit_ = (status, toThrow) => { throw toThrow; }; // `/` should be present at the end if `scriptDirectory` is not empty var scriptDirectory = ''; function locateFile(path) { if (Module['locateFile']) { return Module['locateFile'](path, scriptDirectory); } return scriptDirectory + path; } // Hooks that are implemented differently in different runtime environments. var readAsync, readBinary; if (ENVIRONMENT_IS_NODE) { if (typeof process == 'undefined' || !process.release || process.release.name !== 'node') throw new Error('not compiled for this environment (did you build to HTML and try to run it not on the web, or set ENVIRONMENT to something - like node - and run it someplace else - like on the web?)'); var nodeVersion = process.versions.node; var numericVersion = nodeVersion.split('.').slice(0, 3); numericVersion = (numericVersion[0] * 10000) + (numericVersion[1] * 100) + (numericVersion[2].split('-')[0] * 1); var minVersion = 160000; if (numericVersion < 160000) { throw new Error('This emscripten-generated code requires node v16.0.0 (detected v' + nodeVersion + ')'); } // These modules will usually be used on Node.js. Load them eagerly to avoid // the complexity of lazy-loading. var fs = require('fs'); var nodePath = require('path'); scriptDirectory = __dirname + '/'; // include: node_shell_read.js readBinary = (filename) => { // We need to re-wrap `file://` strings to URLs. Normalizing isn't // necessary in that case, the path should already be absolute. filename = isFileURI(filename) ? new URL(filename) : nodePath.normalize(filename); var ret = fs.readFileSync(filename); assert(ret.buffer); return ret; }; readAsync = (filename, binary = true) => { // See the comment in the `readBinary` function. filename = isFileURI(filename) ? new URL(filename) : nodePath.normalize(filename); return new Promise((resolve, reject) => { fs.readFile(filename, binary ? undefined : 'utf8', (err, data) => { if (err) reject(err); else resolve(binary ? data.buffer : data); }); }); }; // end include: node_shell_read.js if (!Module['thisProgram'] && process.argv.length > 1) { thisProgram = process.argv[1].replace(/\\/g, '/'); } arguments_ = process.argv.slice(2); // MODULARIZE will export the module in the proper place outside, we don't need to export here quit_ = (status, toThrow) => { process.exitCode = status; throw toThrow; }; } else if (ENVIRONMENT_IS_SHELL) { if ((typeof process == 'object' && typeof require === 'function') || typeof window == 'object' || typeof importScripts == 'function') throw new Error('not compiled for this environment (did you build to HTML and try to run it not on the web, or set ENVIRONMENT to something - like node - and run it someplace else - like on the web?)'); } else // Note that this includes Node.js workers when relevant (pthreads is enabled). // Node.js workers are detected as a combination of ENVIRONMENT_IS_WORKER and // ENVIRONMENT_IS_NODE. { throw new Error('environment detection error'); } var out = Module['print'] || console.log.bind(console); var err = Module['printErr'] || console.error.bind(console); // Merge back in the overrides Object.assign(Module, moduleOverrides); // Free the object hierarchy contained in the overrides, this lets the GC // reclaim data used. moduleOverrides = null; checkIncomingModuleAPI(); // Emit code to handle expected values on the Module object. This applies Module.x // to the proper local x. This has two benefits: first, we only emit it if it is // expected to arrive, and second, by using a local everywhere else that can be // minified. if (Module['arguments']) arguments_ = Module['arguments'];legacyModuleProp('arguments', 'arguments_'); if (Module['thisProgram']) thisProgram = Module['thisProgram'];legacyModuleProp('thisProgram', 'thisProgram'); // perform assertions in shell.js after we set up out() and err(), as otherwise if an assertion fails it cannot print the message // Assertions on removed incoming Module JS APIs. assert(typeof Module['memoryInitializerPrefixURL'] == 'undefined', 'Module.memoryInitializerPrefixURL option was removed, use Module.locateFile instead'); assert(typeof Module['pthreadMainPrefixURL'] == 'undefined', 'Module.pthreadMainPrefixURL option was removed, use Module.locateFile instead'); assert(typeof Module['cdInitializerPrefixURL'] == 'undefined', 'Module.cdInitializerPrefixURL option was removed, use Module.locateFile instead'); assert(typeof Module['filePackagePrefixURL'] == 'undefined', 'Module.filePackagePrefixURL option was removed, use Module.locateFile instead'); assert(typeof Module['read'] == 'undefined', 'Module.read option was removed'); assert(typeof Module['readAsync'] == 'undefined', 'Module.readAsync option was removed (modify readAsync in JS)'); assert(typeof Module['readBinary'] == 'undefined', 'Module.readBinary option was removed (modify readBinary in JS)'); assert(typeof Module['setWindowTitle'] == 'undefined', 'Module.setWindowTitle option was removed (modify emscripten_set_window_title in JS)'); assert(typeof Module['TOTAL_MEMORY'] == 'undefined', 'Module.TOTAL_MEMORY has been renamed Module.INITIAL_MEMORY'); legacyModuleProp('asm', 'wasmExports'); legacyModuleProp('readAsync', 'readAsync'); legacyModuleProp('readBinary', 'readBinary'); legacyModuleProp('setWindowTitle', 'setWindowTitle'); var IDBFS = 'IDBFS is no longer included by default; build with -lidbfs.js'; var PROXYFS = 'PROXYFS is no longer included by default; build with -lproxyfs.js'; var WORKERFS = 'WORKERFS is no longer included by default; build with -lworkerfs.js'; var FETCHFS = 'FETCHFS is no longer included by default; build with -lfetchfs.js'; var ICASEFS = 'ICASEFS is no longer included by default; build with -licasefs.js'; var JSFILEFS = 'JSFILEFS is no longer included by default; build with -ljsfilefs.js'; var OPFS = 'OPFS is no longer included by default; build with -lopfs.js'; var NODEFS = 'NODEFS is no longer included by default; build with -lnodefs.js'; assert(!ENVIRONMENT_IS_WEB, 'web environment detected but not enabled at build time. Add `web` to `-sENVIRONMENT` to enable.'); assert(!ENVIRONMENT_IS_WORKER, 'worker environment detected but not enabled at build time. Add `worker` to `-sENVIRONMENT` to enable.'); assert(!ENVIRONMENT_IS_SHELL, 'shell environment detected but not enabled at build time. Add `shell` to `-sENVIRONMENT` to enable.'); // end include: shell.js // include: preamble.js // === Preamble library stuff === // Documentation for the public APIs defined in this file must be updated in: // site/source/docs/api_reference/preamble.js.rst // A prebuilt local version of the documentation is available at: // site/build/text/docs/api_reference/preamble.js.txt // You can also build docs locally as HTML or other formats in site/ // An online HTML version (which may be of a different version of Emscripten) // is up at http://kripken.github.io/emscripten-site/docs/api_reference/preamble.js.html var wasmBinary = Module['wasmBinary'];legacyModuleProp('wasmBinary', 'wasmBinary'); if (typeof WebAssembly != 'object') { err('no native wasm support detected'); } // Wasm globals var wasmMemory; //======================================== // Runtime essentials //======================================== // whether we are quitting the application. no code should run after this. // set in exit() and abort() var ABORT = false; // set by exit() and abort(). Passed to 'onExit' handler. // NOTE: This is also used as the process return code code in shell environments // but only when noExitRuntime is false. var EXITSTATUS; // In STRICT mode, we only define assert() when ASSERTIONS is set. i.e. we // don't define it at all in release modes. This matches the behaviour of // MINIMAL_RUNTIME. // TODO(sbc): Make this the default even without STRICT enabled. /** @type {function(*, string=)} */ function assert(condition, text) { if (!condition) { abort('Assertion failed' + (text ? ': ' + text : '')); } } // We used to include malloc/free by default in the past. Show a helpful error in // builds with assertions. // Memory management var HEAP, /** @type {!Int8Array} */ HEAP8, /** @type {!Uint8Array} */ HEAPU8, /** @type {!Int16Array} */ HEAP16, /** @type {!Uint16Array} */ HEAPU16, /** @type {!Int32Array} */ HEAP32, /** @type {!Uint32Array} */ HEAPU32, /** @type {!Float32Array} */ HEAPF32, /** @type {!Float64Array} */ HEAPF64; // include: runtime_shared.js function updateMemoryViews() { var b = wasmMemory.buffer; Module['HEAP8'] = HEAP8 = new Int8Array(b); Module['HEAP16'] = HEAP16 = new Int16Array(b); Module['HEAPU8'] = HEAPU8 = new Uint8Array(b); Module['HEAPU16'] = HEAPU16 = new Uint16Array(b); Module['HEAP32'] = HEAP32 = new Int32Array(b); Module['HEAPU32'] = HEAPU32 = new Uint32Array(b); Module['HEAPF32'] = HEAPF32 = new Float32Array(b); Module['HEAPF64'] = HEAPF64 = new Float64Array(b); } // end include: runtime_shared.js assert(!Module['STACK_SIZE'], 'STACK_SIZE can no longer be set at runtime. Use -sSTACK_SIZE at link time') assert(typeof Int32Array != 'undefined' && typeof Float64Array !== 'undefined' && Int32Array.prototype.subarray != undefined && Int32Array.prototype.set != undefined, 'JS engine does not provide full typed array support'); // In non-standalone/normal mode, we create the memory here. // include: runtime_init_memory.js // Create the wasm memory. (Note: this only applies if IMPORTED_MEMORY is defined) // check for full engine support (use string 'subarray' to avoid closure compiler confusion) if (Module['wasmMemory']) { wasmMemory = Module['wasmMemory']; } else { var INITIAL_MEMORY = Module['INITIAL_MEMORY'] || 16777216;legacyModuleProp('INITIAL_MEMORY', 'INITIAL_MEMORY'); assert(INITIAL_MEMORY >= 5242880, 'INITIAL_MEMORY should be larger than STACK_SIZE, was ' + INITIAL_MEMORY + '! (STACK_SIZE=' + 5242880 + ')'); wasmMemory = new WebAssembly.Memory({ 'initial': INITIAL_MEMORY / 65536, // In theory we should not need to emit the maximum if we want "unlimited" // or 4GB of memory, but VMs error on that atm, see // https://github.com/emscripten-core/emscripten/issues/14130 // And in the pthreads case we definitely need to emit a maximum. So // always emit one. 'maximum': 2147483648 / 65536, }); } updateMemoryViews(); // end include: runtime_init_memory.js // include: runtime_stack_check.js // Initializes the stack cookie. Called at the startup of main and at the startup of each thread in pthreads mode. function writeStackCookie() { var max = _emscripten_stack_get_end(); assert((max & 3) == 0); // If the stack ends at address zero we write our cookies 4 bytes into the // stack. This prevents interference with SAFE_HEAP and ASAN which also // monitor writes to address zero. if (max == 0) { max += 4; } // The stack grow downwards towards _emscripten_stack_get_end. // We write cookies to the final two words in the stack and detect if they are // ever overwritten. HEAPU32[((max)>>2)] = 0x02135467; HEAPU32[(((max)+(4))>>2)] = 0x89BACDFE; // Also test the global address 0 for integrity. HEAPU32[((0)>>2)] = 1668509029; } function checkStackCookie() { if (ABORT) return; var max = _emscripten_stack_get_end(); // See writeStackCookie(). if (max == 0) { max += 4; } var cookie1 = HEAPU32[((max)>>2)]; var cookie2 = HEAPU32[(((max)+(4))>>2)]; if (cookie1 != 0x02135467 || cookie2 != 0x89BACDFE) { abort(`Stack overflow! Stack cookie has been overwritten at ${ptrToString(max)}, expected hex dwords 0x89BACDFE and 0x2135467, but received ${ptrToString(cookie2)} ${ptrToString(cookie1)}`); } // Also test the global address 0 for integrity. if (HEAPU32[((0)>>2)] != 0x63736d65 /* 'emsc' */) { abort('Runtime error: The application has corrupted its heap memory area (address zero)!'); } } // end include: runtime_stack_check.js var __ATPRERUN__ = []; // functions called before the runtime is initialized var __ATINIT__ = []; // functions called during startup var __ATEXIT__ = []; // functions called during shutdown var __ATPOSTRUN__ = []; // functions called after the main() is called var runtimeInitialized = 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() { assert(!runtimeInitialized); runtimeInitialized = true; checkStackCookie(); callRuntimeCallbacks(__ATINIT__); } function postRun() { checkStackCookie(); if (Module['postRun']) { if (typeof Module['postRun'] == 'function') Module['postRun'] = [Module['postRun']]; while (Module['postRun'].length) { addOnPostRun(Module['postRun'].shift()); } } callRuntimeCallbacks(__ATPOSTRUN__); } function addOnPreRun(cb) { __ATPRERUN__.unshift(cb); } function addOnInit(cb) { __ATINIT__.unshift(cb); } function addOnExit(cb) { } function addOnPostRun(cb) { __ATPOSTRUN__.unshift(cb); } // include: runtime_math.js // https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Math/imul // https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Math/fround // https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Math/clz32 // https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Math/trunc assert(Math.imul, 'This browser does not support Math.imul(), build with LEGACY_VM_SUPPORT or POLYFILL_OLD_MATH_FUNCTIONS to add in a polyfill'); assert(Math.fround, 'This browser does not support Math.fround(), build with LEGACY_VM_SUPPORT or POLYFILL_OLD_MATH_FUNCTIONS to add in a polyfill'); assert(Math.clz32, 'This browser does not support Math.clz32(), build with LEGACY_VM_SUPPORT or POLYFILL_OLD_MATH_FUNCTIONS to add in a polyfill'); assert(Math.trunc, 'This browser does not support Math.trunc(), build with LEGACY_VM_SUPPORT or POLYFILL_OLD_MATH_FUNCTIONS to add in a polyfill'); // end include: runtime_math.js // A counter of dependencies for calling run(). If we need to // do asynchronous work before running, increment this and // decrement it. Incrementing must happen in a place like // Module.preRun (used by emcc to add file preloading). // Note that you can add dependencies in preRun, even though // it happens right before run - run will be postponed until // the dependencies are met. var runDependencies = 0; var runDependencyWatcher = null; var dependenciesFulfilled = null; // overridden to take different actions when all run dependencies are fulfilled var runDependencyTracking = {}; function getUniqueRunDependency(id) { var orig = id; while (1) { if (!runDependencyTracking[id]) return id; id = orig + Math.random(); } } function addRunDependency(id) { runDependencies++; Module['monitorRunDependencies']?.(runDependencies); if (id) { assert(!runDependencyTracking[id]); runDependencyTracking[id] = 1; if (runDependencyWatcher === null && typeof setInterval != 'undefined') { // Check for missing dependencies every few seconds runDependencyWatcher = setInterval(() => { if (ABORT) { clearInterval(runDependencyWatcher); runDependencyWatcher = null; return; } var shown = false; for (var dep in runDependencyTracking) { if (!shown) { shown = true; err('still waiting on run dependencies:'); } err(`dependency: ${dep}`); } if (shown) { err('(end of list)'); } }, 10000); } } else { err('warning: run dependency added without ID'); } } function removeRunDependency(id) { runDependencies--; Module['monitorRunDependencies']?.(runDependencies); if (id) { assert(runDependencyTracking[id]); delete runDependencyTracking[id]; } else { err('warning: run dependency removed without ID'); } if (runDependencies == 0) { if (runDependencyWatcher !== null) { clearInterval(runDependencyWatcher); runDependencyWatcher = null; } if (dependenciesFulfilled) { var callback = dependenciesFulfilled; dependenciesFulfilled = null; callback(); // can add another dependenciesFulfilled } } } /** @param {string|number=} what */ function abort(what) { Module['onAbort']?.(what); what = 'Aborted(' + what + ')'; // TODO(sbc): Should we remove printing and leave it up to whoever // catches the exception? err(what); ABORT = true; EXITSTATUS = 1; if (what.indexOf('RuntimeError: unreachable') >= 0) { what += '. "unreachable" may be due to ASYNCIFY_STACK_SIZE not being large enough (try increasing it)'; } // Use a wasm runtime error, because a JS error might be seen as a foreign // exception, which means we'd run destructors on it. We need the error to // simply make the program stop. // FIXME This approach does not work in Wasm EH because it currently does not assume // all RuntimeErrors are from traps; it decides whether a RuntimeError is from // a trap or not based on a hidden field within the object. So at the moment // we don't have a way of throwing a wasm trap from JS. TODO Make a JS API that // allows this in the wasm spec. // Suppress closure compiler warning here. Closure compiler's builtin extern // definition for WebAssembly.RuntimeError claims it takes no arguments even // though it can. // TODO(https://github.com/google/closure-compiler/pull/3913): Remove if/when upstream closure gets fixed. /** @suppress {checkTypes} */ var e = new WebAssembly.RuntimeError(what); readyPromiseReject(e); // Throw the error whether or not MODULARIZE is set because abort is used // in code paths apart from instantiation where an exception is expected // to be thrown when abort is called. throw e; } // include: memoryprofiler.js // end include: memoryprofiler.js // show errors on likely calls to FS when it was not included var FS = { error() { abort('Filesystem support (FS) was not included. The problem is that you are using files from JS, but files were not used from C/C++, so filesystem support was not auto-included. You can force-include filesystem support with -sFORCE_FILESYSTEM'); }, init() { FS.error() }, createDataFile() { FS.error() }, createPreloadedFile() { FS.error() }, createLazyFile() { FS.error() }, open() { FS.error() }, mkdev() { FS.error() }, registerDevice() { FS.error() }, analyzePath() { FS.error() }, ErrnoError() { FS.error() }, }; Module['FS_createDataFile'] = FS.createDataFile; Module['FS_createPreloadedFile'] = FS.createPreloadedFile; // include: URIUtils.js // Prefix of data URIs emitted by SINGLE_FILE and related options. var dataURIPrefix = 'data:application/octet-stream;base64,'; /** * Indicates whether filename is a base64 data URI. * @noinline */ var isDataURI = (filename) => filename.startsWith(dataURIPrefix); /** * Indicates whether filename is delivered via file protocol (as opposed to http/https) * @noinline */ var isFileURI = (filename) => filename.startsWith('file://'); // end include: URIUtils.js function createExportWrapper(name, nargs) { return (...args) => { assert(runtimeInitialized, `native function \`${name}\` called before runtime initialization`); var f = wasmExports[name]; assert(f, `exported native function \`${name}\` not found`); // Only assert for too many arguments. Too few can be valid since the missing arguments will be zero filled. assert(args.length <= nargs, `native function \`${name}\` called with ${args.length} args but expects ${nargs}`); return f(...args); }; } // include: runtime_exceptions.js // end include: runtime_exceptions.js function findWasmBinary() { var f = 'emscripten-module.wasm'; if (!isDataURI(f)) { return locateFile(f); } return f; } var wasmBinaryFile; function getBinarySync(file) { if (file == wasmBinaryFile && wasmBinary) { return new Uint8Array(wasmBinary); } if (readBinary) { return readBinary(file); } throw 'both async and sync fetching of the wasm failed'; } function getBinaryPromise(binaryFile) { // If we don't have the binary yet, load it asynchronously using readAsync. if (!wasmBinary ) { // Fetch the binary using readAsync return readAsync(binaryFile).then( (response) => new Uint8Array(/** @type{!ArrayBuffer} */(response)), // Fall back to getBinarySync if readAsync fails () => getBinarySync(binaryFile) ); } // Otherwise, getBinarySync should be able to get it synchronously return Promise.resolve().then(() => getBinarySync(binaryFile)); } function instantiateArrayBuffer(binaryFile, imports, receiver) { return getBinaryPromise(binaryFile).then((binary) => { return WebAssembly.instantiate(binary, imports); }).then(receiver, (reason) => { err(`failed to asynchronously prepare wasm: ${reason}`); // Warn on some common problems. if (isFileURI(wasmBinaryFile)) { err(`warning: Loading from a file URI (${wasmBinaryFile}) is not supported in most browsers. See https://emscripten.org/docs/getting_started/FAQ.html#how-do-i-run-a-local-webserver-for-testing-why-does-my-program-stall-in-downloading-or-preparing`); } abort(reason); }); } function instantiateAsync(binary, binaryFile, imports, callback) { if (!binary && typeof WebAssembly.instantiateStreaming == 'function' && !isDataURI(binaryFile) && // Avoid instantiateStreaming() on Node.js environment for now, as while // Node.js v18.1.0 implements it, it does not have a full fetch() // implementation yet. // // Reference: // https://github.com/emscripten-core/emscripten/pull/16917 !ENVIRONMENT_IS_NODE && typeof fetch == 'function') { return fetch(binaryFile, { credentials: 'same-origin' }).then((response) => { // Suppress closure warning here since the upstream definition for // instantiateStreaming only allows Promise<Repsponse> rather than // an actual Response. // TODO(https://github.com/google/closure-compiler/pull/3913): Remove if/when upstream closure is fixed. /** @suppress {checkTypes} */ var result = WebAssembly.instantiateStreaming(response, imports); return result.then( callback, function(reason) { // We expect the most common failure cause to be a bad MIME type for the binary, // in which case falling back to ArrayBuffer instantiation should work. err(`wasm streaming compile failed: ${reason}`); err('falling back to ArrayBuffer instantiation'); return instantiateArrayBuffer(binaryFile, imports, callback); }); }); } return instantiateArrayBuffer(binaryFile, imports, callback); } function getWasmImports() { // instrumenting imports is used in asyncify in two ways: to add assertions // that check for proper import use, and for ASYNCIFY=2 we use them to set up // the Promise API on the import side. Asyncify.instrumentWasmImports(wasmImports); // prepare imports return { 'env': wasmImports, 'wasi_snapshot_preview1': wasmImports, } } // Create the wasm instance. // Receives the wasm imports, returns the exports. function createWasm() { var info = getWasmImports(); // Load the wasm module and create an instance of using native support in the JS engine. // handle a generated wasm instance, receiving its exports and // performing other necessary setup /** @param {WebAssembly.Module=} module*/ function receiveInstance(instance, module) { wasmExports = instance.exports; wasmExports = Asyncify.instrumentWasmExports(wasmExports); addOnInit(wasmExports['__wasm_call_ctors']); removeRunDependency('wasm-instantiate'); return wasmExports; } // wait for the pthread pool (if any) addRunDependency('wasm-instantiate'); // Prefer streaming instantiation if available. // Async compilation can be confusing when an error on the page overwrites Module // (for example, if the order of elements is wrong, and the one defining Module is // later), so we save Module and check it later. var trueModule = Module; function receiveInstantiationResult(result) { // 'result' is a ResultObject object which has both the module and instance. // receiveInstance() will swap in the exports (to Module.asm) so they can be called assert(Module === trueModule, 'the Module object should not be replaced during async compilation - perhaps the order of HTML elements is wrong?'); trueModule = null; // TODO: Due to Closure regression https://github.com/google/closure-compiler/issues/3193, the above line no longer optimizes out down to the following line. // When the regression is fixed, can restore the above PTHREADS-enabled path. receiveInstance(result['instance']); } // User shell pages can write their own Module.instantiateWasm = function(imports, successCallback) callback // to manually instantiate the Wasm module themselves. This allows pages to // run the instantiation parallel to any other async startup actions they are // performing. // Also pthreads and wasm workers initialize the wasm instance through this // path. if (Module['instantiateWasm']) { try { return Module['instantiateWasm'](info, receiveInstance); } catch(e) { err(`Module.instantiateWasm callback failed with error: ${e}`); // If instantiation fails, reject the module ready promise. readyPromiseReject(e); } } if (!wasmBinaryFile) wasmBinaryFile = findWasmBinary(); // If instantiation fails, reject the module ready promise. instantiateAsync(wasmBinary, wasmBinaryFile, info, receiveInstantiationResult).catch(readyPromiseReject); return {}; // no exports yet; we'll fill them in later } // Globals used by JS i64 conversions (see makeSetValue) var tempDouble; var tempI64; // include: runtime_debug.js // Endianness check (function() { var h16 = new Int16Array(1); var h8 = new Int8Array(h16.buffer); h16[0] = 0x6373; if (h8[0] !== 0x73 || h8[1] !== 0x63) throw 'Runtime error: expected the system to be little-endian! (Run with -sSUPPORT_BIG_ENDIAN to bypass)'; })(); function legacyModuleProp(prop, newName, incoming=true) { if (!Object.getOwnPropertyDescriptor(Module, prop)) { Object.defineProperty(Module, prop, { configurable: true, get() { let extra = incoming ? ' (the initial value can be provided on Module, but after startup the value is only looked for on a local variable of that name)' : ''; abort(`\`Module.${prop}\` has been replaced by \`${newName}\`` + extra); } }); } } function ignoredModuleProp(prop) { if (Object.getOwnPropertyDescriptor(Module, prop)) { abort(`\`Module.${prop}\` was supplied but \`${prop}\` not included in INCOMING_MODULE_JS_API`); } } // forcing the filesystem exports a few things by default function isExportedByForceFilesystem(name) { return name === 'FS_createPath' || name === 'FS_createDataFile' || name === 'FS_createPreloadedFile' || name === 'FS_unlink' || name === 'addRunDependency' || // The old FS has some functionality that WasmFS lacks. name === 'FS_createLazyFile' || name === 'FS_createDevice' || name === 'removeRunDependency'; } function missingGlobal(sym, msg) { if (typeof globalThis != 'undefined') { Object.defineProperty(globalThis, sym, { configurable: true, get() { warnOnce(`\`${sym}\` is not longer defined by emscripten. ${msg}`); return undefined; } }); } } missingGlobal('buffer', 'Please use HEAP8.buffer or wasmMemory.buffer'); missingGlobal('asm', 'Please use wasmExports instead'); function missingLibrarySymbol(sym) { if (typeof globalThis != 'undefined' && !Object.getOwnPropertyDescriptor(globalThis, sym)) { Object.defineProperty(globalThis, sym, { configurable: true, get() { // Can't `abort()` here because it would break code that does runtime // checks. e.g. `if (typeof SDL === 'undefined')`. var msg = `\`${sym}\` is a library symbol and not included by default; add it to your library.js __deps or to DEFAULT_LIBRARY_FUNCS_TO_INCLUDE on the command line`; // DEFAULT_LIBRARY_FUNCS_TO_INCLUDE requires the name as it appears in // library.js, which means $name for a JS name with no prefix, or name // for a JS name like _name. var librarySymbol = sym; if (!librarySymbol.startsWith('_')) { librarySymbol = '$' + sym; } msg += ` (e.g. -sDEFAULT_LIBRARY_FUNCS_TO_INCLUDE='${librarySymbol}')`; if (isExportedByForceFilesystem(sym)) { msg += '. Alternatively, forcing filesystem support (-sFORCE_FILESYSTEM) can export this for you'; } warnOnce(msg); return undefined; } }); } // Any symbol that is not included from the JS library is also (by definition) // not exported on the Module object. unexportedRuntimeSymbol(sym); } function unexportedRuntimeSymbol(sym) { if (!Object.getOwnPropertyDescriptor(Module, sym)) { Object.defineProperty(Module, sym, { configurable: true, get() { var msg = `'${sym}' was not exported. add it to EXPORTED_RUNTIME_METHODS (see the Emscripten FAQ)`; if (isExportedByForceFilesystem(sym)) { msg += '. Alternatively, forcing filesystem support (-sFORCE_FILESYSTEM) can export this for you'; } abort(msg); } }); } } // Used by XXXXX_DEBUG settings to output debug messages. function dbg(...args) { // TODO(sbc): Make this configurable somehow. Its not always convenient for // logging to show up as warnings. console.warn(...args); } // end include: runtime_debug.js // === Body === function set_asyncify_stack_size(size,default_size) { Asyncify.StackSize = size || default_size; } function qts_host_call_function(ctx,this_ptr,argc,argv,magic_func_id) { const asyncify = {['handleSleep'] : Asyncify.handleSleep}; return Module['callbacks']['callFunction'](asyncify, ctx, this_ptr, argc, argv, magic_func_id); } function qts_host_interrupt_handler(rt) { const asyncify = undefined; return Module['callbacks']['shouldInterrupt'](asyncify, rt); } function qts_host_load_module_source(rt,ctx,module_name) { const asyncify = {['handleSleep'] : Asyncify.handleSleep}; const moduleNameString = UTF8ToString(module_name); return Module['callbacks']['loadModuleSource'](asyncify, rt, ctx, moduleNameString); } function qts_host_normalize_module(rt,ctx,module_base_name,module_name) { const asyncify = {['handleSleep'] : Asyncify.handleSleep}; const moduleBaseNameString = UTF8ToString(module_base_name); const moduleNameString = UTF8ToString(module_name); return Module['callbacks']['normalizeModule'](asyncify, rt, ctx, moduleBaseNameString, moduleNameString); } // end include: preamble.js /** @constructor */ function ExitStatus(status) { this.name = 'ExitStatus'; this.message = `Program terminated with exit(${status})`; this.status = status; } var callRuntimeCallbacks = (callbacks) => { while (callbacks.length > 0) { // Pass the module as the first argument. callbacks.shift()(Module); } }; /** * @param {number} ptr * @param {string} type */ function getValue(ptr, type = 'i8') { if (type.endsWith('*')) type = '*'; switch (type) { case 'i1': return HEAP8[ptr]; case 'i8': return HEAP8[ptr]; case 'i16': return HEAP16[((ptr)>>1)]; case 'i32': return HEAP32[((ptr)>>2)]; case 'i64': abort('to do getValue(i64) use WASM_BIGINT'); case 'float': return HEAPF32[((ptr)>>2)]; case 'double': return HEAPF64[((ptr)>>3)]; case '*': return HEAPU32[((ptr)>>2)]; default: abort(`invalid type for getValue: ${type}`); } } var noExitRuntime = Module['noExitRuntime'] || true; var ptrToString = (ptr) => { assert(typeof ptr === 'number'); // With CAN_ADDRESS_2GB or MEMORY64, pointers are already unsigned. ptr >>>= 0; return '0x' + ptr.toString(16).padStart(8, '0'); }; /** * @param {number} ptr * @param {number} value * @param {string} type */ function setValue(ptr, value, type = 'i8') { if (type.endsWith('*')) type = '*'; switch (type) { case 'i1': HEAP8[ptr] = value; break; case 'i8': HEAP8[ptr] = value; break; case 'i16': HEAP16[((ptr)>>1)] = value; break; case 'i32': HEAP32[((ptr)>>2)] = value; break; case 'i64': abort('to do setValue(i64) use WASM_BIGINT'); case 'float': HEAPF32[((ptr)>>2)] = value; break; case 'double': HEAPF64[((ptr)>>3)] = value; break; case '*': HEAPU32[((ptr)>>2)] = value; break; default: abort(`invalid type for setValue: ${type}`); } } var stackRestore = (val) => __emscripten_stack_restore(val); var stackSave = () => _emscripten_stack_get_current(); var warnOnce = (text) => { warnOnce.shown ||= {}; if (!warnOnce.shown[text]) { warnOnce.shown[text] = 1; if (ENVIRONMENT_IS_NODE) text = 'warning: ' + text; err(text); } }; var UTF8Decoder = typeof TextDecoder != 'undefined' ? new TextDecoder() : undefined; /** * Given a pointer 'idx' to a null-terminated UTF8-encoded string in the given * array that contains uint8 values, returns a copy of that string as a * Javascript String object. * heapOrArray is either a regular array, or a JavaScript typed array view. * @param {number} idx * @param {number=} maxBytesToRead * @return {string} */ var UTF8ArrayToString = (heapOrArray, idx, maxBytesToRead) => { var endIdx = idx + maxBytesToRead; var endPtr = idx; // TextDecoder needs to know the byte length in advance, it doesn't stop on // null terminator by itself. Also, use the length info to avoid running tiny // strings through TextDecoder, since .subarray() allocates garbage. // (As a tiny code save trick, compare endPtr against endIdx using a negation, // so that undefined means Infinity) while (heapOrArray[endPtr] && !(endPtr >= endIdx)) ++endPtr; if (endPtr - idx > 16 && heapOrArray.buffer && UTF8Decoder) { return UTF8Decoder.decode(heapOrArray.subarray(idx, endPtr)); } var str = ''; // If building with TextDecoder, we have already computed the string length // above, so test loop end condition against that while (idx < endPtr) { // For UTF8 byte structure, see: // http://en.wikipedia.org/wiki/UTF-8#Description // https://www.ietf.org/rfc/rfc2279.txt // https://tools.ietf.org/html/rfc3629 var u0 = heapOrArray[idx++]; if (!(u0 & 0x80)) { str += String.fromCharCode(u0); continue; } var u1 = heapOrArray[idx++] & 63; if ((u0 & 0xE0) == 0xC0) { str += String.fromCharCode(((u0 & 31) << 6) | u1); continue; } var u2 = heapOrArray[idx++] & 63; if ((u0 & 0xF0) == 0xE0) { u0 = ((u0 & 15) << 12) | (u1 << 6) | u2; } else { if ((u0 & 0xF8) != 0xF0) warnOnce('Invalid UTF-8 leading byte ' + ptrToString(u0) + ' encountered when deserializing a UTF-8 string in wasm memory to a JS string!'); u0 = ((u0 & 7) << 18) | (u1 << 12) | (u2 << 6) | (heapOrArray[idx++] & 63); } if (u0 < 0x10000) { str += String.fromCharCode(u0); } else { var ch = u0 - 0x10000; str += String.fromCharCode(0xD800 | (ch >> 10), 0xDC00 | (ch & 0x3FF)); } } return str; }; /** * Given a pointer 'ptr' to a null-terminated UTF8-encoded string in the * emscripten HEAP, returns a copy of that string as a Javascript String object. * * @param {number} ptr * @param {number=} maxBytesToRead - An optional length that specifies the * maximum number of bytes to read. You can omit this parameter to scan the * string until the first 0 byte. If maxBytesToRead is passed, and the string * at [ptr, ptr+maxBytesToReadr[ contains a null byte in the middle, then the * string will cut short at that byte index (i.e. maxBytesToRead will not * produce a string of exact length [ptr, ptr+maxBytesToRead[) N.B. mixing * frequent uses of UTF8ToString() with and without maxBytesToRead may throw * JS JIT optimizations off, so it is worth to consider consistently using one * @return {string} */ var UTF8ToString = (ptr, maxBytesToRead) => { assert(typeof ptr == 'number', `UTF8ToString expects a number (got ${typeof ptr})`); return ptr ? UTF8ArrayToString(HEAPU8, ptr, maxBytesToRead) : ''; }; var ___assert_fail = (condition, filename, line, func) => { abort(`Assertion failed: ${UTF8ToString(condition)}, at: ` + [filename ? UTF8ToString(filename) : 'unknown filename', line, func ? UTF8ToString(func) : 'unknown function']); }; var __abort_js = () => { abort('native code called abort()'); }; var __emscripten_memcpy_js = (dest, src, num) => HEAPU8.copyWithin(dest, src, src + num); var isLeapYear = (year) => year%4 === 0 && (year%100 !== 0 || year%400 === 0); var MONTH_DAYS_LEAP_CUMULATIVE = [0,31,60,91,121,152,182,213,244,274,305,335]; var MONTH_DAYS_REGULAR_CUMULATIVE = [0,31,59,90,120,151,181,212,243,273,304,334]; var ydayFromDate = (date) => { var leap = isLeapYear(date.getFullYear()); var monthDaysCumulative = (leap ? MONTH_DAYS_LEAP_CUMULATIVE : MONTH_DAYS_REGULAR_CUMULATIVE); var yday = monthDaysCumulative[date.getMonth()] + date.getDate() - 1; // -1 since it's days since Jan 1 return yday; }; var convertI32PairToI53Checked = (lo, hi) => { assert(lo == (lo >>> 0) || lo == (lo|0)); // lo should either be a i32 or a u32 assert(hi === (hi|0)); // hi should be a i32 return ((hi + 0x200000) >>> 0 < 0x400001 - !!lo) ? (lo >>> 0) + hi * 4294967296 : NaN; }; function __localtime_js(time_low, time_high,tmPtr) { var time = convertI32PairToI53Checked(time_low, time_high); var date = new Date(time*1000); HEAP32[((tmPtr)>>2)] = date.getSeconds(); HEAP32[(((tmPtr)+(4))>>2)] = date.getMinutes(); HEAP32[(((tmPtr)+(8))>>2)] = date.getHours(); HEAP32[(((tmPtr)+(12))>>2)] = date.getDate(); HEAP32[(((tmPtr)+(16))>>2)] = date.getMonth(); HEAP32[(((tmPtr)+(20))>>2)] = date.getFullYear()-1900; HEAP32[(((tmPtr)+(24))>>2)] = date.getDay(); var yday = ydayFromDate(date)|0; HEAP32[(((tmPtr)+(28))>>2)] = yday; HEAP32[(((tmPtr)+(36))>>2)] = -(date.getTimezoneOffset() * 60); // Attention: DST is in December in South, and some regions don't have DST at all. var start = new Date(date.getFullYear(), 0, 1); var summerOffset = new Date(date.getFullYear(), 6, 1).getTimezoneOffset(); var winterOffset = start.getTimezoneOffset(); var dst = (summerOffset != winterOffset && date.getTimezoneOffset() == Math.min(winterOffset, summerOffset))|0; HEAP32[(((tmPtr)+(32))>>2)] = dst; ; } var stringToUTF8Array = (str, heap, outIdx, maxBytesToWrite) => { assert(typeof str === 'string', `stringToUTF8Array expects a string (got ${typeof str})`); // Parameter maxBytesToWrite is not optional. Negative values, 0, null, // undefined and false each don't write out any bytes. if (!(maxBytesToWrite > 0)) return 0; var startIdx = outIdx; var endIdx = outIdx + maxBytesToWrite - 1; // -1 for string null terminator. for (var i = 0; i < str.length; ++i) { // Gotcha: charCodeAt returns a 16-bit word that is a UTF-16 encoded code // unit, not a Unicode code point of the character! So decode // UTF16->UTF32->UTF8. // See http://unicode.org/faq/utf_bom.html#utf16-3 // For UTF8 byte structure, see http://en.wikipedia.org/wiki/UTF-8#Description // and https://www.ietf.org/rfc/rfc2279.txt // and https://tools.ietf.org/html/rfc3629 var u = str.charCodeAt(i); // possibly a lead surrogate if (u >= 0xD800 && u <= 0xDFFF) { var u1 = str.charCodeAt(++i); u = 0x10000 + ((u & 0x3FF) << 10) | (u1 & 0x3FF); } if (u <= 0x7F) { if (outIdx >= endIdx) break; heap[outIdx++] = u; } else if (u <= 0x7FF) { if (outIdx + 1 >= endIdx) break; heap[outIdx++] = 0xC0 | (u >> 6); heap[outIdx++] = 0x80 | (u & 63); } else if (u <= 0xFFFF) { if (outIdx + 2 >= endIdx) break; heap[outIdx++] = 0xE0 | (u >> 12); heap[outIdx++] = 0x80 | ((u >> 6) & 63); heap[outIdx++] = 0x80 | (u & 63); } else { if (outIdx + 3 >= endIdx) break; if (u > 0x10FFFF) warnOnce('Invalid Unicode code point ' + ptrToString(u) + ' encountered when serializing a JS string to a UTF-8 string in wasm memory! (Valid unicode code points should be in range 0-0x10FFFF).'); heap[outIdx++] = 0xF0 | (u >> 18); heap[outIdx++] = 0x80 | ((u >> 12) & 63); heap[outIdx++] = 0x80 | ((u >> 6) & 63); heap[outIdx++] = 0x80 | (u & 63); } } // Null-terminate the pointer to the buffer. heap[outIdx] = 0; return outIdx - startIdx; }; var stringToUTF8 = (str, outPtr, maxBytesToWrite) => { assert(typeof maxBytesToWrite == 'number',