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keksAccountGUI/node_modulesOLD/thread-loader/dist/workerPools.js

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2019-08-11 18:48:02 +00:00
'use strict';
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.getPool = undefined;
var _os = require('os');
var _os2 = _interopRequireDefault(_os);
var _WorkerPool = require('./WorkerPool');
var _WorkerPool2 = _interopRequireDefault(_WorkerPool);
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
const workerPools = Object.create(null);
function calculateNumberOfWorkers() {
// There are situations when this call will return undefined so
// we are fallback here to 1.
// More info on: https://github.com/nodejs/node/issues/19022
const cpus = _os2.default.cpus() || { length: 1 };
return Math.max(1, cpus.length - 1);
}
function getPool(options) {
const workerPoolOptions = {
name: options.name || '',
numberOfWorkers: options.workers || calculateNumberOfWorkers(),
workerNodeArgs: options.workerNodeArgs,
workerParallelJobs: options.workerParallelJobs || 20,
poolTimeout: options.poolTimeout || 500,
poolParallelJobs: options.poolParallelJobs || 200,
poolRespawn: options.poolRespawn || false
};
const tpKey = JSON.stringify(workerPoolOptions);
workerPools[tpKey] = workerPools[tpKey] || new _WorkerPool2.default(workerPoolOptions);
const workerPool = workerPools[tpKey];
return workerPool;
}
exports.getPool = getPool; // eslint-disable-line import/prefer-default-export