heartbeat-monitor/node_modules/dom-helpers/esm/contains.js
Matt Bruce bed1169443 Initial commit: Heartbeat Monitor dashboard
- Full-featured monitoring dashboard for local web apps
- Real-time status tracking with uptime percentages
- Visual sparklines for status history
- Add/Edit/Delete apps dynamically
- Categories and color coding
- Auto-refresh every 30 seconds
- API endpoints for apps and status management
2026-02-18 11:16:01 -06:00

14 lines
544 B
JavaScript

/* eslint-disable no-bitwise, no-cond-assign */
/**
* Checks if an element contains another given element.
*
* @param context the context element
* @param node the element to check
*/
export default function contains(context, node) {
// HTML DOM and SVG DOM may have different support levels,
// so we need to check on context instead of a document root element.
if (context.contains) return context.contains(node);
if (context.compareDocumentPosition) return context === node || !!(context.compareDocumentPosition(node) & 16);
}