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backend/node_modules/date-fns/startOfDay/index.d.ts

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+// This file is generated automatically by `scripts/build/typings.js`. Please, don't change it.
+
+import { startOfDay } from 'date-fns'
+export default startOfDay

backend/node_modules/date-fns/startOfDay/index.js

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+"use strict";
+
+var _interopRequireDefault = require("@babel/runtime/helpers/interopRequireDefault").default;
+Object.defineProperty(exports, "__esModule", {
+  value: true
+});
+exports.default = startOfDay;
+var _index = _interopRequireDefault(require("../toDate/index.js"));
+var _index2 = _interopRequireDefault(require("../_lib/requiredArgs/index.js"));
+/**
+ * @name startOfDay
+ * @category Day Helpers
+ * @summary Return the start of a day for the given date.
+ *
+ * @description
+ * Return the start of a day for the given date.
+ * The result will be in the local timezone.
+ *
+ * @param {Date|Number} date - the original date
+ * @returns {Date} the start of a day
+ * @throws {TypeError} 1 argument required
+ *
+ * @example
+ * // The start of a day for 2 September 2014 11:55:00:
+ * const result = startOfDay(new Date(2014, 8, 2, 11, 55, 0))
+ * //=> Tue Sep 02 2014 00:00:00
+ */
+function startOfDay(dirtyDate) {
+  (0, _index2.default)(1, arguments);
+  var date = (0, _index.default)(dirtyDate);
+  date.setHours(0, 0, 0, 0);
+  return date;
+}
+module.exports = exports.default;

backend/node_modules/date-fns/startOfDay/index.js.flow

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+// @flow
+// This file is generated automatically by `scripts/build/typings.js`. Please, don't change it.
+
+export type Interval = {
+  start: Date | number,
+  end: Date | number,
+}
+
+export type Locale = {
+  code?: string,
+  formatDistance?: (...args: Array<any>) => any,
+  formatRelative?: (...args: Array<any>) => any,
+  localize?: {
+    ordinalNumber: (...args: Array<any>) => any,
+    era: (...args: Array<any>) => any,
+    quarter: (...args: Array<any>) => any,
+    month: (...args: Array<any>) => any,
+    day: (...args: Array<any>) => any,
+    dayPeriod: (...args: Array<any>) => any,
+  },
+  formatLong?: {
+    date: (...args: Array<any>) => any,
+    time: (...args: Array<any>) => any,
+    dateTime: (...args: Array<any>) => any,
+  },
+  match?: {
+    ordinalNumber: (...args: Array<any>) => any,
+    era: (...args: Array<any>) => any,
+    quarter: (...args: Array<any>) => any,
+    month: (...args: Array<any>) => any,
+    day: (...args: Array<any>) => any,
+    dayPeriod: (...args: Array<any>) => any,
+  },
+  options?: {
+    weekStartsOn?: 0 | 1 | 2 | 3 | 4 | 5 | 6,
+    firstWeekContainsDate?: 1 | 2 | 3 | 4 | 5 | 6 | 7,
+  },
+}
+
+export type Duration = {
+  years?: number,
+  months?: number,
+  weeks?: number,
+  days?: number,
+  hours?: number,
+  minutes?: number,
+  seconds?: number,
+}
+
+export type Day = 0 | 1 | 2 | 3 | 4 | 5 | 6
+
+declare module.exports: (date: Date | number) => Date

backend/node_modules/date-fns/startOfDay/package.json

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+{
+  "sideEffects": false,
+  "module": "../esm/startOfDay/index.js",
+  "typings": "../typings.d.ts"
+}