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backend/node_modules/date-fns/esm/differenceInQuarters/index.d.ts

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

backend/node_modules/date-fns/esm/differenceInQuarters/index.js

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+import differenceInMonths from "../differenceInMonths/index.js";
+import requiredArgs from "../_lib/requiredArgs/index.js";
+import { getRoundingMethod } from "../_lib/roundingMethods/index.js";
+/**
+ * @name differenceInQuarters
+ * @category Quarter Helpers
+ * @summary Get the number of quarters between the given dates.
+ *
+ * @description
+ * Get the number of quarters between the given dates.
+ *
+ * @param {Date|Number} dateLeft - the later date
+ * @param {Date|Number} dateRight - the earlier date
+ * @param {Object} [options] - an object with options.
+ * @param {String} [options.roundingMethod='trunc'] - a rounding method (`ceil`, `floor`, `round` or `trunc`)
+ * @returns {Number} the number of full quarters
+ * @throws {TypeError} 2 arguments required
+ *
+ * @example
+ * // How many full quarters are between 31 December 2013 and 2 July 2014?
+ * const result = differenceInQuarters(new Date(2014, 6, 2), new Date(2013, 11, 31))
+ * //=> 2
+ */
+export default function differenceInQuarters(dateLeft, dateRight, options) {
+  requiredArgs(2, arguments);
+  var diff = differenceInMonths(dateLeft, dateRight) / 3;
+  return getRoundingMethod(options === null || options === void 0 ? void 0 : options.roundingMethod)(diff);
+}

backend/node_modules/date-fns/esm/differenceInQuarters/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: (
+  dateLeft: Date | number,
+  dateRight: Date | number,
+  options?: {
+    roundingMethod?: string,
+  }
+) => number

backend/node_modules/date-fns/esm/differenceInQuarters/package.json

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+{
+  "sideEffects": false,
+  "typings": "../../typings.d.ts"
+}