1 | import { extremaBy } from './_extremaby';
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2 | import { equalityComparerAsync } from '../util/comparer';
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3 | /**
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4 | * Returns the elements in an async-enumerable sequence with the minimum key value.
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5 | *
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6 | * @export
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7 | * @template TSource The type of the elements in the source sequence.
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8 | * @template TKey The type of the key computed for each element in the source sequence.
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9 | * @param {AsyncIterable<TSource>} source An async-iterable sequence to get the minimum elements for.
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10 | * @param {ExtremaOptions<TSource, TKey>} options The options which include an optional comparer and abort signal.
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11 | * @returns {Promise<TSource[]>} A promise containing a list of zero or more elements that have a minimum key value.
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12 | */
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13 | export function minBy(source, options) {
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14 | const { ['comparer']: comparer = equalityComparerAsync, ['selector']: selector, ['signal']: signal, } = options || {};
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15 | const newComparer = async (key, minValue) => -(await comparer(key, minValue));
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16 | return extremaBy(source, selector, newComparer, signal);
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17 | }
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18 |
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19 | //# sourceMappingURL=minby.mjs.map
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