appium-xcuitest-driver/build/test/functional/helpers/ports.js

Appium driver for iOS using XCUITest for backend

"use strict";
var __importDefault = (this && this.__importDefault) || function (mod) {
    return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.getFreePort = getFreePort;
const node_net_1 = __importDefault(require("node:net"));
const lodash_1 = __importDefault(require("lodash"));
/**
 *
 * @returns {Promise<number>}
 */
async function getFreePort() {
    return await new Promise((resolve, reject) => {
        const srv = node_net_1.default.createServer();
        srv.listen(0, () => {
            const address = srv.address();
            let port;
            if (lodash_1.default.has(address, 'port')) {
                port = /** @type {import('node:net').AddressInfo} */ (address).port;
            }
            else {
                reject(new Error('Cannot determine any free port number'));
            }
            srv.close(() => resolve(port));
        });
    });
}
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