node-worker-threads-pool/dist/utils.js

Simple worker threads pool using Node's worker_threads module. Compatible with ES6+ Promise, Async/Await.

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.WORKER_RUNTIME_HELPER_CODE = exports.createFunctionString = void 0;
const ES6_FUNC_REGEXP = /^task[^]*([^]*)[^]*{[^]*}$/;
function createFunctionString(fn) {
    const strFn = Function.prototype.toString.call(fn);
    let expression = '';
    if (ES6_FUNC_REGEXP.test(strFn)) {
        // ES6 style in-object function.
        expression = 'function ' + strFn;
    }
    else {
        // ES5 function or arrow function.
        expression = strFn;
    }
    return `(${expression})`;
}
exports.createFunctionString = createFunctionString;
exports.WORKER_RUNTIME_HELPER_CODE = `
  function __awaiter(thisArg, _arguments, P, generator) {
    function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); }
    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) : adopt(result.value).then(fulfilled, rejected); }
        step((generator = generator.apply(thisArg, _arguments || [])).next());
    });
  }
`;