📝 Commit Details:

backend/node_modules/date-fns/setMonth.js

@@ -0,0 +1,47 @@
+import { constructFrom } from "./constructFrom.js";
+import { getDaysInMonth } from "./getDaysInMonth.js";
+import { toDate } from "./toDate.js";
+
+/**
+ * The {@link setMonth} function options.
+ */
+
+/**
+ * @name setMonth
+ * @category Month Helpers
+ * @summary Set the month to the given date.
+ *
+ * @description
+ * Set the month to the given date.
+ *
+ * @typeParam DateType - The `Date` type, the function operates on. Gets inferred from passed arguments. Allows to use extensions like [`UTCDate`](https://github.com/date-fns/utc).
+ * @typeParam ResultDate - The result `Date` type, it is the type returned from the context function if it is passed, or inferred from the arguments.
+ *
+ * @param date - The date to be changed
+ * @param month - The month index to set (0-11)
+ * @param options - The options
+ *
+ * @returns The new date with the month set
+ *
+ * @example
+ * // Set February to 1 September 2014:
+ * const result = setMonth(new Date(2014, 8, 1), 1)
+ * //=> Sat Feb 01 2014 00:00:00
+ */
+export function setMonth(date, month, options) {
+  const _date = toDate(date, options?.in);
+  const year = _date.getFullYear();
+  const day = _date.getDate();
+
+  const midMonth = constructFrom(options?.in || date, 0);
+  midMonth.setFullYear(year, month, 15);
+  midMonth.setHours(0, 0, 0, 0);
+  const daysInMonth = getDaysInMonth(midMonth);
+
+  // Set the earlier date, allows to wrap Jan 31 to Feb 28
+  _date.setMonth(month, Math.min(day, daysInMonth));
+  return _date;
+}
+
+// Fallback for modularized imports:
+export default setMonth;