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andywer/hello-worker.js

Created September 7, 2019 16:15
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Hello world threads.js worker (compiled)
Raw
hello-worker.js
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/***/ "../../node_modules/is-observable/index.js":
/*!*************************************************************************!*\
!*** /Users/andy/workspace/threads/node_modules/is-observable/index.js ***!
\*************************************************************************/
/*! no static exports found */
/***/ (function(module, exports, __webpack_require__) {
"use strict";
const symbolObservable = __webpack_require__(/*! symbol-observable */ "../../node_modules/symbol-observable/es/index.js").default;
module.exports = value => Boolean(value && value[symbolObservable] && value === value[symbolObservable]());
/***/ }),
/***/ "../../node_modules/process/browser.js":
/*!*********************************************************************!*\
!*** /Users/andy/workspace/threads/node_modules/process/browser.js ***!
\*********************************************************************/
/*! no static exports found */
/***/ (function(module, exports) {
// shim for using process in browser
var process = module.exports = {};
// cached from whatever global is present so that test runners that stub it
// don't break things. But we need to wrap it in a try catch in case it is
// wrapped in strict mode code which doesn't define any globals. It's inside a
// function because try/catches deoptimize in certain engines.
var cachedSetTimeout;
var cachedClearTimeout;
function defaultSetTimout() {
throw new Error('setTimeout has not been defined');
}
function defaultClearTimeout () {
throw new Error('clearTimeout has not been defined');
}
(function () {
try {
if (typeof setTimeout === 'function') {
cachedSetTimeout = setTimeout;
} else {
cachedSetTimeout = defaultSetTimout;
}
} catch (e) {
cachedSetTimeout = defaultSetTimout;
}
try {
if (typeof clearTimeout === 'function') {
cachedClearTimeout = clearTimeout;
} else {
cachedClearTimeout = defaultClearTimeout;
}
} catch (e) {
cachedClearTimeout = defaultClearTimeout;
}
} ())
function runTimeout(fun) {
if (cachedSetTimeout === setTimeout) {
//normal enviroments in sane situations
return setTimeout(fun, 0);
}
// if setTimeout wasn't available but was latter defined
if ((cachedSetTimeout === defaultSetTimout || !cachedSetTimeout) && setTimeout) {
cachedSetTimeout = setTimeout;
return setTimeout(fun, 0);
}
try {
// when when somebody has screwed with setTimeout but no I.E. maddness
return cachedSetTimeout(fun, 0);
} catch(e){
try {
// When we are in I.E. but the script has been evaled so I.E. doesn't trust the global object when called normally
return cachedSetTimeout.call(null, fun, 0);
} catch(e){
// same as above but when it's a version of I.E. that must have the global object for 'this', hopfully our context correct otherwise it will throw a global error
return cachedSetTimeout.call(this, fun, 0);
}
}
}
function runClearTimeout(marker) {
if (cachedClearTimeout === clearTimeout) {
//normal enviroments in sane situations
return clearTimeout(marker);
}
// if clearTimeout wasn't available but was latter defined
if ((cachedClearTimeout === defaultClearTimeout || !cachedClearTimeout) && clearTimeout) {
cachedClearTimeout = clearTimeout;
return clearTimeout(marker);
}
try {
// when when somebody has screwed with setTimeout but no I.E. maddness
return cachedClearTimeout(marker);
} catch (e){
try {
// When we are in I.E. but the script has been evaled so I.E. doesn't trust the global object when called normally
return cachedClearTimeout.call(null, marker);
} catch (e){
// same as above but when it's a version of I.E. that must have the global object for 'this', hopfully our context correct otherwise it will throw a global error.
// Some versions of I.E. have different rules for clearTimeout vs setTimeout
return cachedClearTimeout.call(this, marker);
}
}
}
var queue = [];
var draining = false;
var currentQueue;
var queueIndex = -1;
function cleanUpNextTick() {
if (!draining || !currentQueue) {
return;
}
draining = false;
if (currentQueue.length) {
queue = currentQueue.concat(queue);
} else {
queueIndex = -1;
}
if (queue.length) {
drainQueue();
}
}
function drainQueue() {
if (draining) {
return;
}
var timeout = runTimeout(cleanUpNextTick);
draining = true;
var len = queue.length;
while(len) {
currentQueue = queue;
queue = [];
while (++queueIndex < len) {
if (currentQueue) {
currentQueue[queueIndex].run();
}
}
queueIndex = -1;
len = queue.length;
}
currentQueue = null;
draining = false;
runClearTimeout(timeout);
}
process.nextTick = function (fun) {
var args = new Array(arguments.length - 1);
if (arguments.length > 1) {
for (var i = 1; i < arguments.length; i++) {
args[i - 1] = arguments[i];
}
}
queue.push(new Item(fun, args));
if (queue.length === 1 && !draining) {
runTimeout(drainQueue);
}
};
// v8 likes predictible objects
function Item(fun, array) {
this.fun = fun;
this.array = array;
}
Item.prototype.run = function () {
this.fun.apply(null, this.array);
};
process.title = 'browser';
process.browser = true;
process.env = {};
process.argv = [];
process.version = ''; // empty string to avoid regexp issues
process.versions = {};
function noop() {}
process.on = noop;
process.addListener = noop;
process.once = noop;
process.off = noop;
process.removeListener = noop;
process.removeAllListeners = noop;
process.emit = noop;
process.prependListener = noop;
process.prependOnceListener = noop;
process.listeners = function (name) { return [] }
process.binding = function (name) {
throw new Error('process.binding is not supported');
};
process.cwd = function () { return '/' };
process.chdir = function (dir) {
throw new Error('process.chdir is not supported');
};
process.umask = function() { return 0; };
/***/ }),
/***/ "../../node_modules/symbol-observable/es/index.js":
/*!********************************************************************************!*\
!*** /Users/andy/workspace/threads/node_modules/symbol-observable/es/index.js ***!
\********************************************************************************/
/*! exports provided: default */
/***/ (function(module, __webpack_exports__, __webpack_require__) {
"use strict";
__webpack_require__.r(__webpack_exports__);
/* WEBPACK VAR INJECTION */(function(global, module) {/* harmony import */ var _ponyfill_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./ponyfill.js */ "../../node_modules/symbol-observable/es/ponyfill.js");
/* global window */
var root;
if (typeof self !== 'undefined') {
root = self;
} else if (typeof window !== 'undefined') {
root = window;
} else if (typeof global !== 'undefined') {
root = global;
} else if (true) {
root = module;
} else {}
var result = Object(_ponyfill_js__WEBPACK_IMPORTED_MODULE_0__["default"])(root);
/* harmony default export */ __webpack_exports__["default"] = (result);
/* WEBPACK VAR INJECTION */}.call(this, __webpack_require__(/*! ./../../webpack/buildin/global.js */ "../../node_modules/webpack/buildin/global.js"), __webpack_require__(/*! ./../../webpack/buildin/harmony-module.js */ "../../node_modules/webpack/buildin/harmony-module.js")(module)))
/***/ }),
/***/ "../../node_modules/symbol-observable/es/ponyfill.js":
/*!***********************************************************************************!*\
!*** /Users/andy/workspace/threads/node_modules/symbol-observable/es/ponyfill.js ***!
\***********************************************************************************/
/*! exports provided: default */
/***/ (function(module, __webpack_exports__, __webpack_require__) {
"use strict";
__webpack_require__.r(__webpack_exports__);
/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "default", function() { return symbolObservablePonyfill; });
function symbolObservablePonyfill(root) {
var result;
var Symbol = root.Symbol;
if (typeof Symbol === 'function') {
if (Symbol.observable) {
result = Symbol.observable;
} else {
result = Symbol('observable');
Symbol.observable = result;
}
} else {
result = '@@observable';
}
return result;
};
/***/ }),
/***/ "../../node_modules/ts-loader/index.js?!./pool-worker.ts":
/*!*************************************************************************************!*\
!*** /Users/andy/workspace/threads/node_modules/ts-loader??ref--4!./pool-worker.ts ***!
\*************************************************************************************/
/*! no exports provided */
/***/ (function(module, __webpack_exports__, __webpack_require__) {
"use strict";
__webpack_require__.r(__webpack_exports__);
/* harmony import */ var _src_worker__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ../../src/worker */ "../../src/worker/index.ts");
Object(_src_worker__WEBPACK_IMPORTED_MODULE_0__["expose"])(function hello(text) {
return `Hello, ${text}`;
});
/***/ }),
/***/ "../../node_modules/webpack/buildin/global.js":
/*!***********************************!*\
!*** (webpack)/buildin/global.js ***!
\***********************************/
/*! no static exports found */
/***/ (function(module, exports) {
var g;
// This works in non-strict mode
g = (function() {
return this;
})();
try {
// This works if eval is allowed (see CSP)
g = g || new Function("return this")();
} catch (e) {
// This works if the window reference is available
if (typeof window === "object") g = window;
}
// g can still be undefined, but nothing to do about it...
// We return undefined, instead of nothing here, so it's
// easier to handle this case. if(!global) { ...}
module.exports = g;
/***/ }),
/***/ "../../node_modules/webpack/buildin/harmony-module.js":
/*!*******************************************!*\
!*** (webpack)/buildin/harmony-module.js ***!
\*******************************************/
/*! no static exports found */
/***/ (function(module, exports) {
module.exports = function(originalModule) {
if (!originalModule.webpackPolyfill) {
var module = Object.create(originalModule);
// module.parent = undefined by default
if (!module.children) module.children = [];
Object.defineProperty(module, "loaded", {
enumerable: true,
get: function() {
return module.l;
}
});
Object.defineProperty(module, "id", {
enumerable: true,
get: function() {
return module.i;
}
});
Object.defineProperty(module, "exports", {
enumerable: true
});
module.webpackPolyfill = 1;
}
return module;
};
/***/ }),
/***/ "../../src/common.ts":
/*!***************************************************!*\
!*** /Users/andy/workspace/threads/src/common.ts ***!
\***************************************************/
/*! exports provided: rehydrateError, serializeError */
/***/ (function(module, __webpack_exports__, __webpack_require__) {
"use strict";
__webpack_require__.r(__webpack_exports__);
/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "rehydrateError", function() { return rehydrateError; });
/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "serializeError", function() { return serializeError; });
function rehydrateError(error) {
return Object.assign(Error(error.message), {
name: error.name,
stack: error.stack
});
}
function serializeError(error) {
return {
message: error.message,
name: error.name,
stack: error.stack
};
}
/***/ }),
/***/ "../../src/symbols.ts":
/*!****************************************************!*\
!*** /Users/andy/workspace/threads/src/symbols.ts ***!
\****************************************************/
/*! exports provided: $errors, $events, $terminate, $transferable, $worker */
/***/ (function(module, __webpack_exports__, __webpack_require__) {
"use strict";
__webpack_require__.r(__webpack_exports__);
/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "$errors", function() { return $errors; });
/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "$events", function() { return $events; });
/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "$terminate", function() { return $terminate; });
/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "$transferable", function() { return $transferable; });
/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "$worker", function() { return $worker; });
const $errors = Symbol("thread.errors");
const $events = Symbol("thread.events");
const $terminate = Symbol("thread.terminate");
const $transferable = Symbol("thread.transferable");
const $worker = Symbol("thread.worker");
/***/ }),
/***/ "../../src/transferable.ts":
/*!*********************************************************!*\
!*** /Users/andy/workspace/threads/src/transferable.ts ***!
\*********************************************************/
/*! exports provided: isTransferDescriptor, Transfer */
/***/ (function(module, __webpack_exports__, __webpack_require__) {
"use strict";
__webpack_require__.r(__webpack_exports__);
/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "isTransferDescriptor", function() { return isTransferDescriptor; });
/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "Transfer", function() { return Transfer; });
/* harmony import */ var _symbols__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./symbols */ "../../src/symbols.ts");
function isTransferable(thing) {
if (!thing || typeof thing !== "object")
return false;
// Don't check too thoroughly, since the list of transferable things in JS might grow over time
return true;
}
function isTransferDescriptor(thing) {
return thing && typeof thing === "object" && thing[_symbols__WEBPACK_IMPORTED_MODULE_0__["$transferable"]];
}
/**
* Mark transferable objects within an arbitrary object or array as
* being a transferable object. They will then not be serialized
* and deserialized on messaging with the main thread, but ownership
* of them will be tranferred to the receiving thread.
*
* Only array buffers, message ports and few more special types of
* objects can be transferred, but it's much faster than serializing and
* deserializing them.
*
* Note:
* The transferable object cannot be accessed by this thread again
* unless the receiving thread transfers it back again!
*
* @param transferable Array buffer, message port or similar.
* @see <https://developers.google.com/web/updates/2011/12/Transferable-Objects-Lightning-Fast>
*/
function Transfer(payload, transferables) {
if (!transferables) {
if (!isTransferable(payload))
throw Error();
transferables = [payload];
}
return {
[_symbols__WEBPACK_IMPORTED_MODULE_0__["$transferable"]]: true,
send: payload,
transferables
};
}
/***/ }),
/***/ "../../src/types/messages.ts":
/*!***********************************************************!*\
!*** /Users/andy/workspace/threads/src/types/messages.ts ***!
\***********************************************************/
/*! exports provided: MasterMessageType, WorkerMessageType */
/***/ (function(module, __webpack_exports__, __webpack_require__) {
"use strict";
__webpack_require__.r(__webpack_exports__);
/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "MasterMessageType", function() { return MasterMessageType; });
/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "WorkerMessageType", function() { return WorkerMessageType; });
/////////////////////////////
// Messages sent by master:
var MasterMessageType;
(function (MasterMessageType) {
MasterMessageType["run"] = "run";
})(MasterMessageType || (MasterMessageType = {}));
////////////////////////////
// Messages sent by worker:
var WorkerMessageType;
(function (WorkerMessageType) {
WorkerMessageType["error"] = "error";
WorkerMessageType["init"] = "init";
WorkerMessageType["result"] = "result";
WorkerMessageType["running"] = "running";
WorkerMessageType["uncaughtError"] = "uncaughtError";
})(WorkerMessageType || (WorkerMessageType = {}));
/***/ }),
/***/ "../../src/worker/implementation.browser.ts":
/*!**************************************************************************!*\
!*** /Users/andy/workspace/threads/src/worker/implementation.browser.ts ***!
\**************************************************************************/
/*! exports provided: default */
/***/ (function(module, __webpack_exports__, __webpack_require__) {
"use strict";
__webpack_require__.r(__webpack_exports__);
/// <reference no-default-lib="true"/>
/// <reference types="../../types/webworker" />
// tslint:disable no-shadowed-variable
const isWorkerRuntime = function isWorkerRuntime() {
return typeof self !== "undefined" && self.postMessage ? true : false;
};
const postMessageToMaster = function postMessageToMaster(data, transferList) {
self.postMessage(data, transferList);
};
const subscribeToMasterMessages = function subscribeToMasterMessages(onMessage) {
const messageHandler = (messageEvent) => {
onMessage(messageEvent.data);
};
const unsubscribe = () => {
self.removeEventListener("message", messageHandler);
};
self.addEventListener("message", messageHandler);
return unsubscribe;
};
/* harmony default export */ __webpack_exports__["default"] = ({
isWorkerRuntime,
postMessageToMaster,
subscribeToMasterMessages
});
/***/ }),
/***/ "../../src/worker/implementation.tiny-worker.ts":
/*!******************************************************************************!*\
!*** /Users/andy/workspace/threads/src/worker/implementation.tiny-worker.ts ***!
\******************************************************************************/
/*! exports provided: default */
/***/ (function(module, __webpack_exports__, __webpack_require__) {
"use strict";
__webpack_require__.r(__webpack_exports__);
/* WEBPACK VAR INJECTION */(function(global) {/// <reference no-default-lib="true"/>
/// <reference types="../../types/webworker" />
// tslint:disable no-shadowed-variable
if (typeof self === "undefined") {
global.self = global;
}
const isWorkerRuntime = function isWorkerRuntime() {
return typeof self !== "undefined" && self.postMessage ? true : false;
};
const postMessageToMaster = function postMessageToMaster(data) {
// TODO: Warn that Transferables are not supported on first attempt to use feature
self.postMessage(data);
};
const subscribeToMasterMessages = function subscribeToMasterMessages(onMessage) {
const messageHandler = (messageEvent) => {
onMessage(messageEvent.data);
};
const unsubscribe = () => {
self.removeEventListener("message", messageHandler);
};
self.addEventListener("message", messageHandler);
return unsubscribe;
};
/* harmony default export */ __webpack_exports__["default"] = ({
isWorkerRuntime,
postMessageToMaster,
subscribeToMasterMessages
});
/* WEBPACK VAR INJECTION */}.call(this, __webpack_require__(/*! ./../../node_modules/webpack/buildin/global.js */ "../../node_modules/webpack/buildin/global.js")))
/***/ }),
/***/ "../../src/worker/implementation.ts":
/*!******************************************************************!*\
!*** /Users/andy/workspace/threads/src/worker/implementation.ts ***!
\******************************************************************/
/*! exports provided: default */
/***/ (function(module, __webpack_exports__, __webpack_require__) {
"use strict";
__webpack_require__.r(__webpack_exports__);
/* WEBPACK VAR INJECTION */(function(process) {// tslint:disable no-var-requires
/*
* This file is only a stub to make './implementation' resolve to the right module.
*/
function selectNodeImplementation() {
try {
return __webpack_require__(/*! ./implementation.worker_threads */ "../../src/worker/implementation.worker_threads.ts").default;
}
catch (error) {
return __webpack_require__(/*! ./implementation.tiny-worker */ "../../src/worker/implementation.tiny-worker.ts").default;
}
}
/* harmony default export */ __webpack_exports__["default"] = (typeof process !== 'undefined' && process.arch !== 'browser' && 'pid' in process
? selectNodeImplementation()
: __webpack_require__(/*! ./implementation.browser */ "../../src/worker/implementation.browser.ts").default);
/* WEBPACK VAR INJECTION */}.call(this, __webpack_require__(/*! ./../../node_modules/process/browser.js */ "../../node_modules/process/browser.js")))
/***/ }),
/***/ "../../src/worker/implementation.worker_threads.ts":
/*!*********************************************************************************!*\
!*** /Users/andy/workspace/threads/src/worker/implementation.worker_threads.ts ***!
\*********************************************************************************/
/*! exports provided: default */
/***/ (function(module, __webpack_exports__, __webpack_require__) {
"use strict";
__webpack_require__.r(__webpack_exports__);
/* harmony import */ var _worker_threads__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ../worker_threads */ "../../src/worker_threads.ts");
function assertMessagePort(port) {
if (!port) {
throw Error("Invariant violation: MessagePort to parent is not available.");
}
return port;
}
const isWorkerRuntime = function isWorkerRuntime() {
return !_worker_threads__WEBPACK_IMPORTED_MODULE_0__["isMainThread"];
};
const postMessageToMaster = function postMessageToMaster(data, transferList) {
assertMessagePort(_worker_threads__WEBPACK_IMPORTED_MODULE_0__["parentPort"]).postMessage(data, transferList);
};
const subscribeToMasterMessages = function subscribeToMasterMessages(onMessage) {
if (!_worker_threads__WEBPACK_IMPORTED_MODULE_0__["parentPort"]) {
throw Error("Invariant violation: MessagePort to parent is not available.");
}
const messageHandler = (message) => {
onMessage(message);
};
const unsubscribe = () => {
assertMessagePort(_worker_threads__WEBPACK_IMPORTED_MODULE_0__["parentPort"]).off("message", messageHandler);
};
assertMessagePort(_worker_threads__WEBPACK_IMPORTED_MODULE_0__["parentPort"]).on("message", messageHandler);
return unsubscribe;
};
/* harmony default export */ __webpack_exports__["default"] = ({
isWorkerRuntime,
postMessageToMaster,
subscribeToMasterMessages
});
/***/ }),
/***/ "../../src/worker/index.ts":
/*!*********************************************************!*\
!*** /Users/andy/workspace/threads/src/worker/index.ts ***!
\*********************************************************/
/*! exports provided: Transfer, expose */
/***/ (function(module, __webpack_exports__, __webpack_require__) {
"use strict";
__webpack_require__.r(__webpack_exports__);
/* WEBPACK VAR INJECTION */(function(process) {/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "expose", function() { return expose; });
/* harmony import */ var is_observable__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! is-observable */ "../../node_modules/is-observable/index.js");
/* harmony import */ var is_observable__WEBPACK_IMPORTED_MODULE_0___default = /*#__PURE__*/__webpack_require__.n(is_observable__WEBPACK_IMPORTED_MODULE_0__);
/* harmony import */ var _common__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(/*! ../common */ "../../src/common.ts");
/* harmony import */ var _transferable__WEBPACK_IMPORTED_MODULE_2__ = __webpack_require__(/*! ../transferable */ "../../src/transferable.ts");
/* harmony import */ var _types_messages__WEBPACK_IMPORTED_MODULE_3__ = __webpack_require__(/*! ../types/messages */ "../../src/types/messages.ts");
/* harmony import */ var _implementation__WEBPACK_IMPORTED_MODULE_4__ = __webpack_require__(/*! ./implementation */ "../../src/worker/implementation.ts");
/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, "Transfer", function() { return _transferable__WEBPACK_IMPORTED_MODULE_2__["Transfer"]; });
var __awaiter = (undefined && undefined.__awaiter) || function (thisArg, _arguments, P, generator) {
return new (P || (P = Promise))(function (resolve, reject) {
function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
function step(result) { result.done ? resolve(result.value) : new P(function (resolve) { resolve(result.value); }).then(fulfilled, rejected); }
step((generator = generator.apply(thisArg, _arguments || [])).next());
});
};
let exposeCalled = false;
const isMasterJobRunMessage = (thing) => thing && thing.type === _types_messages__WEBPACK_IMPORTED_MODULE_3__["MasterMessageType"].run;
/** There are issues with `is-observable` not recognizing zen-observable's instances */
const isObservable = (thing) => is_observable__WEBPACK_IMPORTED_MODULE_0___default()(thing) || isZenObservable(thing);
function isZenObservable(thing) {
return thing && typeof thing === "object" && typeof thing.subscribe === "function";
}
function deconstructTransfer(thing) {
return Object(_transferable__WEBPACK_IMPORTED_MODULE_2__["isTransferDescriptor"])(thing)
? { payload: thing.send, transferables: thing.transferables }
: { payload: thing, transferables: undefined };
}
function postFunctionInitMessage() {
const initMessage = {
type: _types_messages__WEBPACK_IMPORTED_MODULE_3__["WorkerMessageType"].init,
exposed: {
type: "function"
}
};
_implementation__WEBPACK_IMPORTED_MODULE_4__["default"].postMessageToMaster(initMessage);
}
function postModuleInitMessage(methodNames) {
const initMessage = {
type: _types_messages__WEBPACK_IMPORTED_MODULE_3__["WorkerMessageType"].init,
exposed: {
type: "module",
methods: methodNames
}
};
_implementation__WEBPACK_IMPORTED_MODULE_4__["default"].postMessageToMaster(initMessage);
}
function postJobErrorMessage(uid, rawError) {
const { payload: error, transferables } = deconstructTransfer(rawError);
const errorMessage = {
type: _types_messages__WEBPACK_IMPORTED_MODULE_3__["WorkerMessageType"].error,
uid,
error: Object(_common__WEBPACK_IMPORTED_MODULE_1__["serializeError"])(error)
};
_implementation__WEBPACK_IMPORTED_MODULE_4__["default"].postMessageToMaster(errorMessage, transferables);
}
function postJobResultMessage(uid, completed, resultValue) {
const { payload, transferables } = deconstructTransfer(resultValue);
const startMessage = {
type: _types_messages__WEBPACK_IMPORTED_MODULE_3__["WorkerMessageType"].result,
uid,
complete: completed ? true : undefined,
payload
};
_implementation__WEBPACK_IMPORTED_MODULE_4__["default"].postMessageToMaster(startMessage, transferables);
}
function postJobStartMessage(uid, resultType) {
const startMessage = {
type: _types_messages__WEBPACK_IMPORTED_MODULE_3__["WorkerMessageType"].running,
uid,
resultType
};
_implementation__WEBPACK_IMPORTED_MODULE_4__["default"].postMessageToMaster(startMessage);
}
function postUncaughtErrorMessage(error) {
const errorMessage = {
type: _types_messages__WEBPACK_IMPORTED_MODULE_3__["WorkerMessageType"].uncaughtError,
error: Object(_common__WEBPACK_IMPORTED_MODULE_1__["serializeError"])(error)
};
_implementation__WEBPACK_IMPORTED_MODULE_4__["default"].postMessageToMaster(errorMessage);
}
function runFunction(jobUID, fn, args) {
return __awaiter(this, void 0, void 0, function* () {
let syncResult;
try {
syncResult = fn(...args);
}
catch (error) {
return postJobErrorMessage(jobUID, error);
}
const resultType = isObservable(syncResult) ? "observable" : "promise";
postJobStartMessage(jobUID, resultType);
if (isObservable(syncResult)) {
syncResult.subscribe(value => postJobResultMessage(jobUID, false, value), error => postJobErrorMessage(jobUID, error), () => postJobResultMessage(jobUID, true));
}
else {
try {
const result = yield syncResult;
postJobResultMessage(jobUID, true, result);
}
catch (error) {
postJobErrorMessage(jobUID, error);
}
}
});
}
/**
* Expose a function or a module (an object whose values are functions)
* to the main thread. Must be called exactly once in every worker thread
* to signal its API to the main thread.
*
* @param exposed Function or object whose values are functions
*/
function expose(exposed) {
if (!_implementation__WEBPACK_IMPORTED_MODULE_4__["default"].isWorkerRuntime()) {
throw Error("expose() called in the master thread.");
}
if (exposeCalled) {
throw Error("expose() called more than once. This is not possible. Pass an object to expose() if you want to expose multiple functions.");
}
exposeCalled = true;
if (typeof exposed === "function") {
_implementation__WEBPACK_IMPORTED_MODULE_4__["default"].subscribeToMasterMessages(messageData => {
if (isMasterJobRunMessage(messageData) && !messageData.method) {
runFunction(messageData.uid, exposed, messageData.args);
}
});
postFunctionInitMessage();
}
else if (typeof exposed === "object" && exposed) {
_implementation__WEBPACK_IMPORTED_MODULE_4__["default"].subscribeToMasterMessages(messageData => {
if (isMasterJobRunMessage(messageData) && messageData.method) {
runFunction(messageData.uid, exposed[messageData.method], messageData.args);
}
});
const methodNames = Object.keys(exposed).filter(key => typeof exposed[key] === "function");
postModuleInitMessage(methodNames);
}
else {
throw Error(`Invalid argument passed to expose(). Expected a function or an object, got: ${exposed}`);
}
}
if (typeof self !== "undefined" && typeof self.addEventListener === "function" && _implementation__WEBPACK_IMPORTED_MODULE_4__["default"].isWorkerRuntime()) {
self.addEventListener("error", event => {
// Post with some delay, so the master had some time to subscribe to messages
setTimeout(() => postUncaughtErrorMessage(event.error), 250);
});
self.addEventListener("unhandledrejection", event => {
const error = event.reason;
if (error && typeof error.message === "string") {
// Post with some delay, so the master had some time to subscribe to messages
setTimeout(() => postUncaughtErrorMessage(error), 250);
}
});
}
if (typeof process !== "undefined" && typeof process.on === "function" && _implementation__WEBPACK_IMPORTED_MODULE_4__["default"].isWorkerRuntime()) {
process.on("uncaughtException", (error) => {
// Post with some delay, so the master had some time to subscribe to messages
setTimeout(() => postUncaughtErrorMessage(error), 250);
});
process.on("unhandledRejection", (error) => {
if (error && typeof error.message === "string") {
// Post with some delay, so the master had some time to subscribe to messages
setTimeout(() => postUncaughtErrorMessage(error), 250);
}
});
}
/* WEBPACK VAR INJECTION */}.call(this, __webpack_require__(/*! ./../../node_modules/process/browser.js */ "../../node_modules/process/browser.js")))
/***/ }),
/***/ "../../src/worker_threads.ts":
/*!***********************************************************!*\
!*** /Users/andy/workspace/threads/src/worker_threads.ts ***!
\***********************************************************/
/*! exports provided: MessagePort, isMainThread, parentPort */
/***/ (function(module, __webpack_exports__, __webpack_require__) {
"use strict";
__webpack_require__.r(__webpack_exports__);
/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "MessagePort", function() { return MessagePort; });
/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "isMainThread", function() { return isMainThread; });
/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "parentPort", function() { return parentPort; });
// Webpack hack
// tslint:disable no-eval
const workerThreads = typeof require === "function"
? require("worker_threads")
: eval("require")("worker_threads");
const MessagePort = workerThreads.MessagePort;
const isMainThread = workerThreads.isMainThread;
const parentPort = workerThreads.parentPort;
/***/ })
/******/ });/******/ (function(modules) { // webpackBootstrap
/******/ // The module cache
/******/ var installedModules = {};
/******/
/******/ // The require function
/******/ function __webpack_require__(moduleId) {
/******/
/******/ // Check if module is in cache
/******/ if(installedModules[moduleId]) {
/******/ return installedModules[moduleId].exports;
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/******/ // mode & 2: merge all properties of value into the ns
/******/ // mode & 4: return value when already ns object
/******/ // mode & 8|1: behave like require
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/******/ if(mode & 1) value = __webpack_require__(value);
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/***/ "../../node_modules/is-observable/index.js":
/*!*************************************************************************!*\
!*** /Users/andy/workspace/threads/node_modules/is-observable/index.js ***!
\*************************************************************************/
/*! no static exports found */
/***/ (function(module, exports, __webpack_require__) {
"use strict";
const symbolObservable = __webpack_require__(/*! symbol-observable */ "../../node_modules/symbol-observable/es/index.js").default;
module.exports = value => Boolean(value && value[symbolObservable] && value === value[symbolObservable]());
/***/ }),
/***/ "../../node_modules/process/browser.js":
/*!*********************************************************************!*\
!*** /Users/andy/workspace/threads/node_modules/process/browser.js ***!
\*********************************************************************/
/*! no static exports found */
/***/ (function(module, exports) {
// shim for using process in browser
var process = module.exports = {};
// cached from whatever global is present so that test runners that stub it
// don't break things. But we need to wrap it in a try catch in case it is
// wrapped in strict mode code which doesn't define any globals. It's inside a
// function because try/catches deoptimize in certain engines.
var cachedSetTimeout;
var cachedClearTimeout;
function defaultSetTimout() {
throw new Error('setTimeout has not been defined');
}
function defaultClearTimeout () {
throw new Error('clearTimeout has not been defined');
}
(function () {
try {
if (typeof setTimeout === 'function') {
cachedSetTimeout = setTimeout;
} else {
cachedSetTimeout = defaultSetTimout;
}
} catch (e) {
cachedSetTimeout = defaultSetTimout;
}
try {
if (typeof clearTimeout === 'function') {
cachedClearTimeout = clearTimeout;
} else {
cachedClearTimeout = defaultClearTimeout;
}
} catch (e) {
cachedClearTimeout = defaultClearTimeout;
}
} ())
function runTimeout(fun) {
if (cachedSetTimeout === setTimeout) {
//normal enviroments in sane situations
return setTimeout(fun, 0);
}
// if setTimeout wasn't available but was latter defined
if ((cachedSetTimeout === defaultSetTimout || !cachedSetTimeout) && setTimeout) {
cachedSetTimeout = setTimeout;
return setTimeout(fun, 0);
}
try {
// when when somebody has screwed with setTimeout but no I.E. maddness
return cachedSetTimeout(fun, 0);
} catch(e){
try {
// When we are in I.E. but the script has been evaled so I.E. doesn't trust the global object when called normally
return cachedSetTimeout.call(null, fun, 0);
} catch(e){
// same as above but when it's a version of I.E. that must have the global object for 'this', hopfully our context correct otherwise it will throw a global error
return cachedSetTimeout.call(this, fun, 0);
}
}
}
function runClearTimeout(marker) {
if (cachedClearTimeout === clearTimeout) {
//normal enviroments in sane situations
return clearTimeout(marker);
}
// if clearTimeout wasn't available but was latter defined
if ((cachedClearTimeout === defaultClearTimeout || !cachedClearTimeout) && clearTimeout) {
cachedClearTimeout = clearTimeout;
return clearTimeout(marker);
}
try {
// when when somebody has screwed with setTimeout but no I.E. maddness
return cachedClearTimeout(marker);
} catch (e){
try {
// When we are in I.E. but the script has been evaled so I.E. doesn't trust the global object when called normally
return cachedClearTimeout.call(null, marker);
} catch (e){
// same as above but when it's a version of I.E. that must have the global object for 'this', hopfully our context correct otherwise it will throw a global error.
// Some versions of I.E. have different rules for clearTimeout vs setTimeout
return cachedClearTimeout.call(this, marker);
}
}
}
var queue = [];
var draining = false;
var currentQueue;
var queueIndex = -1;
function cleanUpNextTick() {
if (!draining || !currentQueue) {
return;
}
draining = false;
if (currentQueue.length) {
queue = currentQueue.concat(queue);
} else {
queueIndex = -1;
}
if (queue.length) {
drainQueue();
}
}
function drainQueue() {
if (draining) {
return;
}
var timeout = runTimeout(cleanUpNextTick);
draining = true;
var len = queue.length;
while(len) {
currentQueue = queue;
queue = [];
while (++queueIndex < len) {
if (currentQueue) {
currentQueue[queueIndex].run();
}
}
queueIndex = -1;
len = queue.length;
}
currentQueue = null;
draining = false;
runClearTimeout(timeout);
}
process.nextTick = function (fun) {
var args = new Array(arguments.length - 1);
if (arguments.length > 1) {
for (var i = 1; i < arguments.length; i++) {
args[i - 1] = arguments[i];
}
}
queue.push(new Item(fun, args));
if (queue.length === 1 && !draining) {
runTimeout(drainQueue);
}
};
// v8 likes predictible objects
function Item(fun, array) {
this.fun = fun;
this.array = array;
}
Item.prototype.run = function () {
this.fun.apply(null, this.array);
};
process.title = 'browser';
process.browser = true;
process.env = {};
process.argv = [];
process.version = ''; // empty string to avoid regexp issues
process.versions = {};
function noop() {}
process.on = noop;
process.addListener = noop;
process.once = noop;
process.off = noop;
process.removeListener = noop;
process.removeAllListeners = noop;
process.emit = noop;
process.prependListener = noop;
process.prependOnceListener = noop;
process.listeners = function (name) { return [] }
process.binding = function (name) {
throw new Error('process.binding is not supported');
};
process.cwd = function () { return '/' };
process.chdir = function (dir) {
throw new Error('process.chdir is not supported');
};
process.umask = function() { return 0; };
/***/ }),
/***/ "../../node_modules/symbol-observable/es/index.js":
/*!********************************************************************************!*\
!*** /Users/andy/workspace/threads/node_modules/symbol-observable/es/index.js ***!
\********************************************************************************/
/*! exports provided: default */
/***/ (function(module, __webpack_exports__, __webpack_require__) {
"use strict";
__webpack_require__.r(__webpack_exports__);
/* WEBPACK VAR INJECTION */(function(global, module) {/* harmony import */ var _ponyfill_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./ponyfill.js */ "../../node_modules/symbol-observable/es/ponyfill.js");
/* global window */
var root;
if (typeof self !== 'undefined') {
root = self;
} else if (typeof window !== 'undefined') {
root = window;
} else if (typeof global !== 'undefined') {
root = global;
} else if (true) {
root = module;
} else {}
var result = Object(_ponyfill_js__WEBPACK_IMPORTED_MODULE_0__["default"])(root);
/* harmony default export */ __webpack_exports__["default"] = (result);
/* WEBPACK VAR INJECTION */}.call(this, __webpack_require__(/*! ./../../webpack/buildin/global.js */ "../../node_modules/webpack/buildin/global.js"), __webpack_require__(/*! ./../../webpack/buildin/harmony-module.js */ "../../node_modules/webpack/buildin/harmony-module.js")(module)))
/***/ }),
/***/ "../../node_modules/symbol-observable/es/ponyfill.js":
/*!***********************************************************************************!*\
!*** /Users/andy/workspace/threads/node_modules/symbol-observable/es/ponyfill.js ***!
\***********************************************************************************/
/*! exports provided: default */
/***/ (function(module, __webpack_exports__, __webpack_require__) {
"use strict";
__webpack_require__.r(__webpack_exports__);
/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "default", function() { return symbolObservablePonyfill; });
function symbolObservablePonyfill(root) {
var result;
var Symbol = root.Symbol;
if (typeof Symbol === 'function') {
if (Symbol.observable) {
result = Symbol.observable;
} else {
result = Symbol('observable');
Symbol.observable = result;
}
} else {
result = '@@observable';
}
return result;
};
/***/ }),
/***/ "../../node_modules/ts-loader/index.js?!./pool-worker.ts":
/*!*************************************************************************************!*\
!*** /Users/andy/workspace/threads/node_modules/ts-loader??ref--4!./pool-worker.ts ***!
\*************************************************************************************/
/*! no exports provided */
/***/ (function(module, __webpack_exports__, __webpack_require__) {
"use strict";
__webpack_require__.r(__webpack_exports__);
/* harmony import */ var _src_worker__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ../../src/worker */ "../../src/worker/index.ts");
Object(_src_worker__WEBPACK_IMPORTED_MODULE_0__["expose"])(function hello(text) {
return `Hello, ${text}`;
});
/***/ }),
/***/ "../../node_modules/webpack/buildin/global.js":
/*!***********************************!*\
!*** (webpack)/buildin/global.js ***!
\***********************************/
/*! no static exports found */
/***/ (function(module, exports) {
var g;
// This works in non-strict mode
g = (function() {
return this;
})();
try {
// This works if eval is allowed (see CSP)
g = g || new Function("return this")();
} catch (e) {
// This works if the window reference is available
if (typeof window === "object") g = window;
}
// g can still be undefined, but nothing to do about it...
// We return undefined, instead of nothing here, so it's
// easier to handle this case. if(!global) { ...}
module.exports = g;
/***/ }),
/***/ "../../node_modules/webpack/buildin/harmony-module.js":
/*!*******************************************!*\
!*** (webpack)/buildin/harmony-module.js ***!
\*******************************************/
/*! no static exports found */
/***/ (function(module, exports) {
module.exports = function(originalModule) {
if (!originalModule.webpackPolyfill) {
var module = Object.create(originalModule);
// module.parent = undefined by default
if (!module.children) module.children = [];
Object.defineProperty(module, "loaded", {
enumerable: true,
get: function() {
return module.l;
}
});
Object.defineProperty(module, "id", {
enumerable: true,
get: function() {
return module.i;
}
});
Object.defineProperty(module, "exports", {
enumerable: true
});
module.webpackPolyfill = 1;
}
return module;
};
/***/ }),
/***/ "../../src/common.ts":
/*!***************************************************!*\
!*** /Users/andy/workspace/threads/src/common.ts ***!
\***************************************************/
/*! exports provided: rehydrateError, serializeError */
/***/ (function(module, __webpack_exports__, __webpack_require__) {
"use strict";
__webpack_require__.r(__webpack_exports__);
/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "rehydrateError", function() { return rehydrateError; });
/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "serializeError", function() { return serializeError; });
function rehydrateError(error) {
return Object.assign(Error(error.message), {
name: error.name,
stack: error.stack
});
}
function serializeError(error) {
return {
message: error.message,
name: error.name,
stack: error.stack
};
}
/***/ }),
/***/ "../../src/symbols.ts":
/*!****************************************************!*\
!*** /Users/andy/workspace/threads/src/symbols.ts ***!
\****************************************************/
/*! exports provided: $errors, $events, $terminate, $transferable, $worker */
/***/ (function(module, __webpack_exports__, __webpack_require__) {
"use strict";
__webpack_require__.r(__webpack_exports__);
/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "$errors", function() { return $errors; });
/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "$events", function() { return $events; });
/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "$terminate", function() { return $terminate; });
/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "$transferable", function() { return $transferable; });
/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "$worker", function() { return $worker; });
const $errors = Symbol("thread.errors");
const $events = Symbol("thread.events");
const $terminate = Symbol("thread.terminate");
const $transferable = Symbol("thread.transferable");
const $worker = Symbol("thread.worker");
/***/ }),
/***/ "../../src/transferable.ts":
/*!*********************************************************!*\
!*** /Users/andy/workspace/threads/src/transferable.ts ***!
\*********************************************************/
/*! exports provided: isTransferDescriptor, Transfer */
/***/ (function(module, __webpack_exports__, __webpack_require__) {
"use strict";
__webpack_require__.r(__webpack_exports__);
/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "isTransferDescriptor", function() { return isTransferDescriptor; });
/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "Transfer", function() { return Transfer; });
/* harmony import */ var _symbols__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./symbols */ "../../src/symbols.ts");
function isTransferable(thing) {
if (!thing || typeof thing !== "object")
return false;
// Don't check too thoroughly, since the list of transferable things in JS might grow over time
return true;
}
function isTransferDescriptor(thing) {
return thing && typeof thing === "object" && thing[_symbols__WEBPACK_IMPORTED_MODULE_0__["$transferable"]];
}
/**
* Mark transferable objects within an arbitrary object or array as
* being a transferable object. They will then not be serialized
* and deserialized on messaging with the main thread, but ownership
* of them will be tranferred to the receiving thread.
*
* Only array buffers, message ports and few more special types of
* objects can be transferred, but it's much faster than serializing and
* deserializing them.
*
* Note:
* The transferable object cannot be accessed by this thread again
* unless the receiving thread transfers it back again!
*
* @param transferable Array buffer, message port or similar.
* @see <https://developers.google.com/web/updates/2011/12/Transferable-Objects-Lightning-Fast>
*/
function Transfer(payload, transferables) {
if (!transferables) {
if (!isTransferable(payload))
throw Error();
transferables = [payload];
}
return {
[_symbols__WEBPACK_IMPORTED_MODULE_0__["$transferable"]]: true,
send: payload,
transferables
};
}
/***/ }),
/***/ "../../src/types/messages.ts":
/*!***********************************************************!*\
!*** /Users/andy/workspace/threads/src/types/messages.ts ***!
\***********************************************************/
/*! exports provided: MasterMessageType, WorkerMessageType */
/***/ (function(module, __webpack_exports__, __webpack_require__) {
"use strict";
__webpack_require__.r(__webpack_exports__);
/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "MasterMessageType", function() { return MasterMessageType; });
/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "WorkerMessageType", function() { return WorkerMessageType; });
/////////////////////////////
// Messages sent by master:
var MasterMessageType;
(function (MasterMessageType) {
MasterMessageType["run"] = "run";
})(MasterMessageType || (MasterMessageType = {}));
////////////////////////////
// Messages sent by worker:
var WorkerMessageType;
(function (WorkerMessageType) {
WorkerMessageType["error"] = "error";
WorkerMessageType["init"] = "init";
WorkerMessageType["result"] = "result";
WorkerMessageType["running"] = "running";
WorkerMessageType["uncaughtError"] = "uncaughtError";
})(WorkerMessageType || (WorkerMessageType = {}));
/***/ }),
/***/ "../../src/worker/implementation.browser.ts":
/*!**************************************************************************!*\
!*** /Users/andy/workspace/threads/src/worker/implementation.browser.ts ***!
\**************************************************************************/
/*! exports provided: default */
/***/ (function(module, __webpack_exports__, __webpack_require__) {
"use strict";
__webpack_require__.r(__webpack_exports__);
/// <reference no-default-lib="true"/>
/// <reference types="../../types/webworker" />
// tslint:disable no-shadowed-variable
const isWorkerRuntime = function isWorkerRuntime() {
return typeof self !== "undefined" && self.postMessage ? true : false;
};
const postMessageToMaster = function postMessageToMaster(data, transferList) {
self.postMessage(data, transferList);
};
const subscribeToMasterMessages = function subscribeToMasterMessages(onMessage) {
const messageHandler = (messageEvent) => {
onMessage(messageEvent.data);
};
const unsubscribe = () => {
self.removeEventListener("message", messageHandler);
};
self.addEventListener("message", messageHandler);
return unsubscribe;
};
/* harmony default export */ __webpack_exports__["default"] = ({
isWorkerRuntime,
postMessageToMaster,
subscribeToMasterMessages
});
/***/ }),
/***/ "../../src/worker/implementation.tiny-worker.ts":
/*!******************************************************************************!*\
!*** /Users/andy/workspace/threads/src/worker/implementation.tiny-worker.ts ***!
\******************************************************************************/
/*! exports provided: default */
/***/ (function(module, __webpack_exports__, __webpack_require__) {
"use strict";
__webpack_require__.r(__webpack_exports__);
/* WEBPACK VAR INJECTION */(function(global) {/// <reference no-default-lib="true"/>
/// <reference types="../../types/webworker" />
// tslint:disable no-shadowed-variable
if (typeof self === "undefined") {
global.self = global;
}
const isWorkerRuntime = function isWorkerRuntime() {
return typeof self !== "undefined" && self.postMessage ? true : false;
};
const postMessageToMaster = function postMessageToMaster(data) {
// TODO: Warn that Transferables are not supported on first attempt to use feature
self.postMessage(data);
};
const subscribeToMasterMessages = function subscribeToMasterMessages(onMessage) {
const messageHandler = (messageEvent) => {
onMessage(messageEvent.data);
};
const unsubscribe = () => {
self.removeEventListener("message", messageHandler);
};
self.addEventListener("message", messageHandler);
return unsubscribe;
};
/* harmony default export */ __webpack_exports__["default"] = ({
isWorkerRuntime,
postMessageToMaster,
subscribeToMasterMessages
});
/* WEBPACK VAR INJECTION */}.call(this, __webpack_require__(/*! ./../../node_modules/webpack/buildin/global.js */ "../../node_modules/webpack/buildin/global.js")))
/***/ }),
/***/ "../../src/worker/implementation.ts":
/*!******************************************************************!*\
!*** /Users/andy/workspace/threads/src/worker/implementation.ts ***!
\******************************************************************/
/*! exports provided: default */
/***/ (function(module, __webpack_exports__, __webpack_require__) {
"use strict";
__webpack_require__.r(__webpack_exports__);
/* WEBPACK VAR INJECTION */(function(process) {// tslint:disable no-var-requires
/*
* This file is only a stub to make './implementation' resolve to the right module.
*/
function selectNodeImplementation() {
try {
return __webpack_require__(/*! ./implementation.worker_threads */ "../../src/worker/implementation.worker_threads.ts").default;
}
catch (error) {
return __webpack_require__(/*! ./implementation.tiny-worker */ "../../src/worker/implementation.tiny-worker.ts").default;
}
}
/* harmony default export */ __webpack_exports__["default"] = (typeof process !== 'undefined' && process.arch !== 'browser' && 'pid' in process
? selectNodeImplementation()
: __webpack_require__(/*! ./implementation.browser */ "../../src/worker/implementation.browser.ts").default);
/* WEBPACK VAR INJECTION */}.call(this, __webpack_require__(/*! ./../../node_modules/process/browser.js */ "../../node_modules/process/browser.js")))
/***/ }),
/***/ "../../src/worker/implementation.worker_threads.ts":
/*!*********************************************************************************!*\
!*** /Users/andy/workspace/threads/src/worker/implementation.worker_threads.ts ***!
\*********************************************************************************/
/*! exports provided: default */
/***/ (function(module, __webpack_exports__, __webpack_require__) {
"use strict";
__webpack_require__.r(__webpack_exports__);
/* harmony import */ var _worker_threads__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ../worker_threads */ "../../src/worker_threads.ts");
function assertMessagePort(port) {
if (!port) {
throw Error("Invariant violation: MessagePort to parent is not available.");
}
return port;
}
const isWorkerRuntime = function isWorkerRuntime() {
return !_worker_threads__WEBPACK_IMPORTED_MODULE_0__["isMainThread"];
};
const postMessageToMaster = function postMessageToMaster(data, transferList) {
assertMessagePort(_worker_threads__WEBPACK_IMPORTED_MODULE_0__["parentPort"]).postMessage(data, transferList);
};
const subscribeToMasterMessages = function subscribeToMasterMessages(onMessage) {
if (!_worker_threads__WEBPACK_IMPORTED_MODULE_0__["parentPort"]) {
throw Error("Invariant violation: MessagePort to parent is not available.");
}
const messageHandler = (message) => {
onMessage(message);
};
const unsubscribe = () => {
assertMessagePort(_worker_threads__WEBPACK_IMPORTED_MODULE_0__["parentPort"]).off("message", messageHandler);
};
assertMessagePort(_worker_threads__WEBPACK_IMPORTED_MODULE_0__["parentPort"]).on("message", messageHandler);
return unsubscribe;
};
/* harmony default export */ __webpack_exports__["default"] = ({
isWorkerRuntime,
postMessageToMaster,
subscribeToMasterMessages
});
/***/ }),
/***/ "../../src/worker/index.ts":
/*!*********************************************************!*\
!*** /Users/andy/workspace/threads/src/worker/index.ts ***!
\*********************************************************/
/*! exports provided: Transfer, expose */
/***/ (function(module, __webpack_exports__, __webpack_require__) {
"use strict";
__webpack_require__.r(__webpack_exports__);
/* WEBPACK VAR INJECTION */(function(process) {/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "expose", function() { return expose; });
/* harmony import */ var is_observable__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! is-observable */ "../../node_modules/is-observable/index.js");
/* harmony import */ var is_observable__WEBPACK_IMPORTED_MODULE_0___default = /*#__PURE__*/__webpack_require__.n(is_observable__WEBPACK_IMPORTED_MODULE_0__);
/* harmony import */ var _common__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(/*! ../common */ "../../src/common.ts");
/* harmony import */ var _transferable__WEBPACK_IMPORTED_MODULE_2__ = __webpack_require__(/*! ../transferable */ "../../src/transferable.ts");
/* harmony import */ var _types_messages__WEBPACK_IMPORTED_MODULE_3__ = __webpack_require__(/*! ../types/messages */ "../../src/types/messages.ts");
/* harmony import */ var _implementation__WEBPACK_IMPORTED_MODULE_4__ = __webpack_require__(/*! ./implementation */ "../../src/worker/implementation.ts");
/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, "Transfer", function() { return _transferable__WEBPACK_IMPORTED_MODULE_2__["Transfer"]; });
var __awaiter = (undefined && undefined.__awaiter) || function (thisArg, _arguments, P, generator) {
return new (P || (P = Promise))(function (resolve, reject) {
function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
function step(result) { result.done ? resolve(result.value) : new P(function (resolve) { resolve(result.value); }).then(fulfilled, rejected); }
step((generator = generator.apply(thisArg, _arguments || [])).next());
});
};
let exposeCalled = false;
const isMasterJobRunMessage = (thing) => thing && thing.type === _types_messages__WEBPACK_IMPORTED_MODULE_3__["MasterMessageType"].run;
/** There are issues with `is-observable` not recognizing zen-observable's instances */
const isObservable = (thing) => is_observable__WEBPACK_IMPORTED_MODULE_0___default()(thing) || isZenObservable(thing);
function isZenObservable(thing) {
return thing && typeof thing === "object" && typeof thing.subscribe === "function";
}
function deconstructTransfer(thing) {
return Object(_transferable__WEBPACK_IMPORTED_MODULE_2__["isTransferDescriptor"])(thing)
? { payload: thing.send, transferables: thing.transferables }
: { payload: thing, transferables: undefined };
}
function postFunctionInitMessage() {
const initMessage = {
type: _types_messages__WEBPACK_IMPORTED_MODULE_3__["WorkerMessageType"].init,
exposed: {
type: "function"
}
};
_implementation__WEBPACK_IMPORTED_MODULE_4__["default"].postMessageToMaster(initMessage);
}
function postModuleInitMessage(methodNames) {
const initMessage = {
type: _types_messages__WEBPACK_IMPORTED_MODULE_3__["WorkerMessageType"].init,
exposed: {
type: "module",
methods: methodNames
}
};
_implementation__WEBPACK_IMPORTED_MODULE_4__["default"].postMessageToMaster(initMessage);
}
function postJobErrorMessage(uid, rawError) {
const { payload: error, transferables } = deconstructTransfer(rawError);
const errorMessage = {
type: _types_messages__WEBPACK_IMPORTED_MODULE_3__["WorkerMessageType"].error,
uid,
error: Object(_common__WEBPACK_IMPORTED_MODULE_1__["serializeError"])(error)
};
_implementation__WEBPACK_IMPORTED_MODULE_4__["default"].postMessageToMaster(errorMessage, transferables);
}
function postJobResultMessage(uid, completed, resultValue) {
const { payload, transferables } = deconstructTransfer(resultValue);
const startMessage = {
type: _types_messages__WEBPACK_IMPORTED_MODULE_3__["WorkerMessageType"].result,
uid,
complete: completed ? true : undefined,
payload
};
_implementation__WEBPACK_IMPORTED_MODULE_4__["default"].postMessageToMaster(startMessage, transferables);
}
function postJobStartMessage(uid, resultType) {
const startMessage = {
type: _types_messages__WEBPACK_IMPORTED_MODULE_3__["WorkerMessageType"].running,
uid,
resultType
};
_implementation__WEBPACK_IMPORTED_MODULE_4__["default"].postMessageToMaster(startMessage);
}
function postUncaughtErrorMessage(error) {
const errorMessage = {
type: _types_messages__WEBPACK_IMPORTED_MODULE_3__["WorkerMessageType"].uncaughtError,
error: Object(_common__WEBPACK_IMPORTED_MODULE_1__["serializeError"])(error)
};
_implementation__WEBPACK_IMPORTED_MODULE_4__["default"].postMessageToMaster(errorMessage);
}
function runFunction(jobUID, fn, args) {
return __awaiter(this, void 0, void 0, function* () {
let syncResult;
try {
syncResult = fn(...args);
}
catch (error) {
return postJobErrorMessage(jobUID, error);
}
const resultType = isObservable(syncResult) ? "observable" : "promise";
postJobStartMessage(jobUID, resultType);
if (isObservable(syncResult)) {
syncResult.subscribe(value => postJobResultMessage(jobUID, false, value), error => postJobErrorMessage(jobUID, error), () => postJobResultMessage(jobUID, true));
}
else {
try {
const result = yield syncResult;
postJobResultMessage(jobUID, true, result);
}
catch (error) {
postJobErrorMessage(jobUID, error);
}
}
});
}
/**
* Expose a function or a module (an object whose values are functions)
* to the main thread. Must be called exactly once in every worker thread
* to signal its API to the main thread.
*
* @param exposed Function or object whose values are functions
*/
function expose(exposed) {
if (!_implementation__WEBPACK_IMPORTED_MODULE_4__["default"].isWorkerRuntime()) {
throw Error("expose() called in the master thread.");
}
if (exposeCalled) {
throw Error("expose() called more than once. This is not possible. Pass an object to expose() if you want to expose multiple functions.");
}
exposeCalled = true;
if (typeof exposed === "function") {
_implementation__WEBPACK_IMPORTED_MODULE_4__["default"].subscribeToMasterMessages(messageData => {
if (isMasterJobRunMessage(messageData) && !messageData.method) {
runFunction(messageData.uid, exposed, messageData.args);
}
});
postFunctionInitMessage();
}
else if (typeof exposed === "object" && exposed) {
_implementation__WEBPACK_IMPORTED_MODULE_4__["default"].subscribeToMasterMessages(messageData => {
if (isMasterJobRunMessage(messageData) && messageData.method) {
runFunction(messageData.uid, exposed[messageData.method], messageData.args);
}
});
const methodNames = Object.keys(exposed).filter(key => typeof exposed[key] === "function");
postModuleInitMessage(methodNames);
}
else {
throw Error(`Invalid argument passed to expose(). Expected a function or an object, got: ${exposed}`);
}
}
if (typeof self !== "undefined" && typeof self.addEventListener === "function" && _implementation__WEBPACK_IMPORTED_MODULE_4__["default"].isWorkerRuntime()) {
self.addEventListener("error", event => {
// Post with some delay, so the master had some time to subscribe to messages
setTimeout(() => postUncaughtErrorMessage(event.error), 250);
});
self.addEventListener("unhandledrejection", event => {
const error = event.reason;
if (error && typeof error.message === "string") {
// Post with some delay, so the master had some time to subscribe to messages
setTimeout(() => postUncaughtErrorMessage(error), 250);
}
});
}
if (typeof process !== "undefined" && typeof process.on === "function" && _implementation__WEBPACK_IMPORTED_MODULE_4__["default"].isWorkerRuntime()) {
process.on("uncaughtException", (error) => {
// Post with some delay, so the master had some time to subscribe to messages
setTimeout(() => postUncaughtErrorMessage(error), 250);
});
process.on("unhandledRejection", (error) => {
if (error && typeof error.message === "string") {
// Post with some delay, so the master had some time to subscribe to messages
setTimeout(() => postUncaughtErrorMessage(error), 250);
}
});
}
/* WEBPACK VAR INJECTION */}.call(this, __webpack_require__(/*! ./../../node_modules/process/browser.js */ "../../node_modules/process/browser.js")))
/***/ }),
/***/ "../../src/worker_threads.ts":
/*!***********************************************************!*\
!*** /Users/andy/workspace/threads/src/worker_threads.ts ***!
\***********************************************************/
/*! exports provided: MessagePort, isMainThread, parentPort */
/***/ (function(module, __webpack_exports__, __webpack_require__) {
"use strict";
__webpack_require__.r(__webpack_exports__);
/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "MessagePort", function() { return MessagePort; });
/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "isMainThread", function() { return isMainThread; });
/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "parentPort", function() { return parentPort; });
// Webpack hack
// tslint:disable no-eval
const workerThreads = typeof require === "function"
? require("worker_threads")
: eval("require")("worker_threads");
const MessagePort = workerThreads.MessagePort;
const isMainThread = workerThreads.isMainThread;
const parentPort = workerThreads.parentPort;
/***/ })
/******/ });
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