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node_modules/eslint/lib/shared/stats.js

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+/**
+ * @fileoverview Provides helper functions to start/stop the time measurements
+ * that are provided by the ESLint 'stats' option.
+ * @author Mara Kiefer <http://github.com/mnkiefer>
+ */
+"use strict";
+
+/**
+ * Start time measurement
+ * @returns {[number, number]} t variable for tracking time
+ */
+function startTime() {
+	return process.hrtime();
+}
+
+/**
+ * End time measurement
+ * @param {[number, number]} t Variable for tracking time
+ * @returns {number} The measured time in milliseconds
+ */
+function endTime(t) {
+	const time = process.hrtime(t);
+
+	return time[0] * 1e3 + time[1] / 1e6;
+}
+
+module.exports = {
+	startTime,
+	endTime,
+};