added sale-price

.output/server/node_modules/date-fns/isFirstDayOfMonth.js

@@ -0,0 +1,30 @@
+import { toDate } from "./toDate.js";
+
+/**
+ * The {@link isFirstDayOfMonth} function options.
+ */
+
+/**
+ * @name isFirstDayOfMonth
+ * @category Month Helpers
+ * @summary Is the given date the first day of a month?
+ *
+ * @description
+ * Is the given date the first day of a month?
+ *
+ * @param date - The date to check
+ * @param options - An object with options
+ *
+ * @returns The date is the first day of a month
+ *
+ * @example
+ * // Is 1 September 2014 the first day of a month?
+ * const result = isFirstDayOfMonth(new Date(2014, 8, 1))
+ * //=> true
+ */
+export function isFirstDayOfMonth(date, options) {
+  return toDate(date, options?.in).getDate() === 1;
+}
+
+// Fallback for modularized imports:
+export default isFirstDayOfMonth;