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on this file since d24f17c was d24f17c, checked in by Aleksandar Panovski <apano77@…>, 15 months ago |
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| 1 | import { converge, length, uniq } from 'ramda';
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| 2 |
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| 3 | import lengthEq from './lengthEq';
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| 4 |
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| 5 | /**
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| 6 | * Returns true if all items in the list are unique. `R.equals` is used to determine equality.
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| 7 | *
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| 8 | * @func allUnique
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| 9 | * @memberOf RA
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| 10 | * @since {@link https://char0n.github.io/ramda-adjunct/2.22.0|v2.22.0}
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| 11 | * @category List
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| 12 | * @sig [a] -> Boolean
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| 13 | * @param {Array} list The list of values
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| 14 | * @return {boolean}
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| 15 | * @see {@link RA.notAllUnique|notAllUnique}, {@link https://ramdajs.com/docs/#equals|equals}
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| 16 | * @example
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| 17 | *
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| 18 | * RA.allUnique([ 1, 2, 3, 4 ]); //=> true
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| 19 | * RA.allUnique([ 1, 1, 2, 3 ]); //=> false
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| 20 | * RA.allUnique([]); //=> true
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| 21 | *
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| 22 | */
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| 23 | const allUnique = converge(lengthEq, [length, uniq]);
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| 24 |
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| 25 | export default allUnique;
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