📝 Commit Details:

backend/node_modules/date-fns/differenceInHours.js

@@ -0,0 +1,42 @@
+import { getRoundingMethod } from "./_lib/getRoundingMethod.js";
+import { normalizeDates } from "./_lib/normalizeDates.js";
+import { millisecondsInHour } from "./constants.js";
+
+/**
+ * The {@link differenceInHours} function options.
+ */
+
+/**
+ * @name differenceInHours
+ * @category Hour Helpers
+ * @summary Get the number of hours between the given dates.
+ *
+ * @description
+ * Get the number of hours between the given dates.
+ *
+ * @param laterDate - The later date
+ * @param earlierDate - The earlier date
+ * @param options - An object with options.
+ *
+ * @returns The number of hours
+ *
+ * @example
+ * // How many hours are between 2 July 2014 06:50:00 and 2 July 2014 19:00:00?
+ * const result = differenceInHours(
+ *   new Date(2014, 6, 2, 19, 0),
+ *   new Date(2014, 6, 2, 6, 50)
+ * )
+ * //=> 12
+ */
+export function differenceInHours(laterDate, earlierDate, options) {
+  const [laterDate_, earlierDate_] = normalizeDates(
+    options?.in,
+    laterDate,
+    earlierDate,
+  );
+  const diff = (+laterDate_ - +earlierDate_) / millisecondsInHour;
+  return getRoundingMethod(options?.roundingMethod)(diff);
+}
+
+// Fallback for modularized imports:
+export default differenceInHours;