mirror of
https://github.com/Tria-plc/emaui.git
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44 lines
3.2 KiB
JavaScript
44 lines
3.2 KiB
JavaScript
"use strict";
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Object.defineProperty(exports, "__esModule", { value: true });
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exports.WaitPortRetryError = void 0;
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exports.waitPort = waitPort;
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const node_util_1 = require("node:util");
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const detect_port_js_1 = require("./detect-port.js");
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const debug = (0, node_util_1.debuglog)('detect-port:wait-port');
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function sleep(ms) {
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return new Promise(resolve => {
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setTimeout(resolve, ms);
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});
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}
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class WaitPortRetryError extends Error {
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retries;
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count;
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constructor(message, retries, count, options) {
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super(message, options);
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this.name = this.constructor.name;
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this.retries = retries;
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this.count = count;
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Error.captureStackTrace(this, this.constructor);
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}
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}
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exports.WaitPortRetryError = WaitPortRetryError;
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async function waitPort(port, options = {}) {
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const { retryInterval = 1000, retries = Infinity } = options;
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let count = 1;
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async function loop() {
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debug('wait port %d, retries %d, count %d', port, retries, count);
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if (count > retries) {
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const err = new WaitPortRetryError('retries exceeded', retries, count);
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throw err;
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}
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count++;
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const freePort = await (0, detect_port_js_1.detectPort)(port);
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if (freePort === port) {
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await sleep(retryInterval);
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return loop();
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}
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return true;
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}
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return await loop();
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}
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