private get _externalMarks()

in src/lib/event-timer.ts [143:155]

• 12 lines of code
• 4 McCabe index (conditional complexity)

	private get _externalMarks(): Map<ExternalMark, PerformanceEntry> {
		if (!supportsPerformanceAPI()) {
			return new Map();
		}

		return externalMarks.reduce((map, mark) => {
			const entries = window.performance.getEntriesByName(mark);
			if (entries.length && entries[0]) {
				map.set(mark, entries[0]);
			}
			return map;
		}, new Map<ExternalMark, PerformanceEntry>());
	}