55 lines
1.4 KiB
TypeScript
55 lines
1.4 KiB
TypeScript
import { DEBUG, DEBUG_ALERT_MSG } from '../config';
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import { isMasterTab } from './establishMultitabRole';
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let showError = true;
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let error: Error | undefined;
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window.addEventListener('error', handleErrorEvent);
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window.addEventListener('unhandledrejection', handleErrorEvent);
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if (DEBUG) {
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window.addEventListener('focus', () => {
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if (!isMasterTab()) {
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return;
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}
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showError = true;
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if (error) {
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// eslint-disable-next-line no-alert
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window.alert(getErrorMessage(error));
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error = undefined;
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}
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});
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window.addEventListener('blur', () => {
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if (!isMasterTab()) {
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return;
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}
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showError = false;
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});
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}
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export function handleError(err: Error) {
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// eslint-disable-next-line no-console
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console.error(err);
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if (DEBUG) {
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if (showError) {
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// eslint-disable-next-line no-alert
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window.alert(getErrorMessage(err));
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} else {
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error = err;
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}
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}
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}
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function handleErrorEvent(e: ErrorEvent | PromiseRejectionEvent) {
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// https://stackoverflow.com/questions/49384120/resizeobserver-loop-limit-exceeded
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if (e instanceof ErrorEvent && e.message === 'ResizeObserver loop limit exceeded') {
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return;
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}
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e.preventDefault();
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handleError(e instanceof ErrorEvent ? (e.error || e.message) : e.reason);
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}
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function getErrorMessage(err: Error) {
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return `${DEBUG_ALERT_MSG}\n\n${(err?.message) || err}\n${err?.stack}`;
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}
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