1 files changed, 23 insertions, 0 deletions
diff --git a/node_modules/date-fns/esm/isFirstDayOfMonth/index.js b/node_modules/date-fns/esm/isFirstDayOfMonth/index.js
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index 0000000..d65880b
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+++ b/node_modules/date-fns/esm/isFirstDayOfMonth/index.js
@@ -0,0 +1,23 @@
+import toDate from "../toDate/index.js";
+import requiredArgs from "../_lib/requiredArgs/index.js";
+/**
+ * @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|Number} date - the date to check
+ * @returns {Boolean} the date is the first day of a month
+ * @throws {TypeError} 1 argument required
+ *
+ * @example
+ * // Is 1 September 2014 the first day of a month?
+ * const result = isFirstDayOfMonth(new Date(2014, 8, 1))
+ * //=> true
+ */
+export default function isFirstDayOfMonth(dirtyDate) {
+  requiredArgs(1, arguments);
+  return toDate(dirtyDate).getDate() === 1;
+}
+\ No newline at end of file