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

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

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

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+import compareAsc from "../compareAsc/index.js";
+import add from "../add/index.js";
+import differenceInDays from "../differenceInDays/index.js";
+import differenceInHours from "../differenceInHours/index.js";
+import differenceInMinutes from "../differenceInMinutes/index.js";
+import differenceInMonths from "../differenceInMonths/index.js";
+import differenceInSeconds from "../differenceInSeconds/index.js";
+import differenceInYears from "../differenceInYears/index.js";
+import toDate from "../toDate/index.js";
+import requiredArgs from "../_lib/requiredArgs/index.js";
+/**
+ * @name intervalToDuration
+ * @category Common Helpers
+ * @summary Convert interval to duration
+ *
+ * @description
+ * Convert a interval object to a duration object.
+ *
+ * @param {Interval} interval - the interval to convert to duration
+ *
+ * @returns {Duration} The duration Object
+ * @throws {TypeError} Requires 2 arguments
+ * @throws {RangeError} `start` must not be Invalid Date
+ * @throws {RangeError} `end` must not be Invalid Date
+ *
+ * @example
+ * // Get the duration between January 15, 1929 and April 4, 1968.
+ * intervalToDuration({
+ *   start: new Date(1929, 0, 15, 12, 0, 0),
+ *   end: new Date(1968, 3, 4, 19, 5, 0)
+ * })
+ * // => { years: 39, months: 2, days: 20, hours: 7, minutes: 5, seconds: 0 }
+ */
+export default function intervalToDuration(interval) {
+  requiredArgs(1, arguments);
+  var start = toDate(interval.start);
+  var end = toDate(interval.end);
+  if (isNaN(start.getTime())) throw new RangeError('Start Date is invalid');
+  if (isNaN(end.getTime())) throw new RangeError('End Date is invalid');
+  var duration = {};
+  duration.years = Math.abs(differenceInYears(end, start));
+  var sign = compareAsc(end, start);
+  var remainingMonths = add(start, {
+    years: sign * duration.years
+  });
+  duration.months = Math.abs(differenceInMonths(end, remainingMonths));
+  var remainingDays = add(remainingMonths, {
+    months: sign * duration.months
+  });
+  duration.days = Math.abs(differenceInDays(end, remainingDays));
+  var remainingHours = add(remainingDays, {
+    days: sign * duration.days
+  });
+  duration.hours = Math.abs(differenceInHours(end, remainingHours));
+  var remainingMinutes = add(remainingHours, {
+    hours: sign * duration.hours
+  });
+  duration.minutes = Math.abs(differenceInMinutes(end, remainingMinutes));
+  var remainingSeconds = add(remainingMinutes, {
+    minutes: sign * duration.minutes
+  });
+  duration.seconds = Math.abs(differenceInSeconds(end, remainingSeconds));
+  return duration;
+}

backend/node_modules/date-fns/esm/intervalToDuration/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: (interval: Interval) => Duration

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

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