| 1 | import { startOfSecond } from "./startOfSecond.mjs";
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| 2 |
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| 3 | /**
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| 4 | * @name isSameSecond
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| 5 | * @category Second Helpers
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| 6 | * @summary Are the given dates in the same second (and hour and day)?
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| 7 | *
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| 8 | * @description
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| 9 | * Are the given dates in the same second (and hour and day)?
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| 10 | *
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| 11 | * @typeParam DateType - The `Date` type, the function operates on. Gets inferred from passed arguments. Allows to use extensions like [`UTCDate`](https://github.com/date-fns/utc).
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| 12 | *
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| 13 | * @param dateLeft - The first date to check
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| 14 | * @param dateRight - The second date to check
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| 15 | *
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| 16 | * @returns The dates are in the same second (and hour and day)
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| 17 | *
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| 18 | * @example
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| 19 | * // Are 4 September 2014 06:30:15.000 and 4 September 2014 06:30.15.500 in the same second?
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| 20 | * const result = isSameSecond(
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| 21 | * new Date(2014, 8, 4, 6, 30, 15),
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| 22 | * new Date(2014, 8, 4, 6, 30, 15, 500)
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| 23 | * )
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| 24 | * //=> true
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| 25 | *
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| 26 | * @example
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| 27 | * // Are 4 September 2014 06:00:15.000 and 4 September 2014 06:01.15.000 in the same second?
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| 28 | * const result = isSameSecond(
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| 29 | * new Date(2014, 8, 4, 6, 0, 15),
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| 30 | * new Date(2014, 8, 4, 6, 1, 15)
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| 31 | * )
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| 32 | * //=> false
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| 33 | *
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| 34 | * @example
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| 35 | * // Are 4 September 2014 06:00:15.000 and 5 September 2014 06:00.15.000 in the same second?
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| 36 | * const result = isSameSecond(
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| 37 | * new Date(2014, 8, 4, 6, 0, 15),
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| 38 | * new Date(2014, 8, 5, 6, 0, 15)
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| 39 | * )
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| 40 | * //=> false
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| 41 | */
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| 42 | export function isSameSecond(dateLeft, dateRight) {
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| 43 | const dateLeftStartOfSecond = startOfSecond(dateLeft);
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| 44 | const dateRightStartOfSecond = startOfSecond(dateRight);
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| 45 |
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| 46 | return +dateLeftStartOfSecond === +dateRightStartOfSecond;
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| 47 | }
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| 48 |
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| 49 | // Fallback for modularized imports:
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| 50 | export default isSameSecond;
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