@furystack/core/esm/global-disposables.js

Core FuryStack package

import { isAsyncDisposable, isDisposable } from '@furystack/utils';
/**
 * Readonly set that stores references of the disposables that should be disposed on process exit
 */
export const globalDisposables = new Set();
/**
 * Will be triggered via process event listeners
 */
export const exitHandler = (() => Promise.allSettled([...globalDisposables].map(async (d) => {
    if (isAsyncDisposable(d)) {
        await d[Symbol.asyncDispose]();
    }
    if (isDisposable(d)) {
        d[Symbol.dispose]();
    }
}))
    .then((result) => {
    const fails = result.filter((r) => r.status === 'rejected');
    if (fails && fails.length) {
        console.warn(`There was an error during disposing '${fails.length}' global disposable objects`, fails);
    }
})
    .catch((error) => {
    console.error('Error during disposing global disposables', error);
})).bind(null);
// do something when app is closing
globalThis.process?.on?.('exit', exitHandler);
// catches ctrl+c event
globalThis.process?.on?.('SIGINT', exitHandler);
globalThis.process?.on?.('SIGTERM', exitHandler);
// catches "kill pid" (for example: nodemon restart)
globalThis.process?.on?.('SIGUSR1', exitHandler);
globalThis.process?.on?.('SIGUSR2', exitHandler);
// catches uncaught exceptions
globalThis.process?.on?.('uncaughtException', exitHandler);
// Browser environment
globalThis.window?.addEventListener('beforeunload', exitHandler);
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