curated-node/classes/components/GracefulSignalExit.js

Not a framework. Not a module. Just a bunch of Node.js packages you most likely familiar with and probably already use, bundled together in a modular fashion.

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.GracefulSignalExit = void 0;
var GracefulSignalExit = (function () {
    function GracefulSignalExit(signals, promiseFns, logger) {
        var _this = this;
        if (promiseFns === void 0) { promiseFns = []; }
        this._shuttingDown = false;
        var handler = function (signal) {
            if (_this._shuttingDown)
                return;
            else
                _this._shuttingDown = true;
            logger === null || logger === void 0 ? void 0 : logger.newLine();
            logger === null || logger === void 0 ? void 0 : logger.warn("Received " + signal + ". Shutting down...");
            Promise.all(promiseFns.map(function (fn) { return fn(); }))
                .then(function (exitStatuses) {
                if (exitStatuses.some(function (eS) { return !eS; })) {
                    throw new Error("Process exited with errors!");
                }
                logger === null || logger === void 0 ? void 0 : logger.quiet("Process exited with no errors.");
                process.exit(0);
            })
                .catch(function (err) {
                logger === null || logger === void 0 ? void 0 : logger.error(err.message);
                process.exit(1);
            });
        };
        signals.forEach(function (signal) { return process.on(signal, handler); });
    }
    return GracefulSignalExit;
}());
exports.GracefulSignalExit = GracefulSignalExit;
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