| 1 | import { comparer as defaultComparer } from '../util/comparer';
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| 2 | /**
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| 3 | * Determines whether two sequences are equal by comparing the elements pairwise.
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| 4 | *
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| 5 | * @export
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| 6 | * @template T The type of the elements in the source sequence.
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| 7 | * @param {Iterable<T>} source First iterable sequence to compare.
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| 8 | * @param {Iterable<T>} other Second iterable sequence to compare.
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| 9 | * @param {SequencEqualOptions<T>} [options] The sequence equal options which include an optional comparer and optional abort signal.
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| 10 | * @returns {boolean} A promise which indicates whether both sequences are of equal length and their
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| 11 | * corresponding elements are equal.
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| 12 | */
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| 13 | export function sequenceEqual(source, other, options) {
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| 14 | const { ['comparer']: comparer = defaultComparer } = options || {};
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| 15 | const it1 = source[Symbol.iterator]();
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| 16 | const it2 = other[Symbol.iterator]();
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| 17 | let next1;
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| 18 | let next2;
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| 19 | while (!(next1 = it1.next()).done) {
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| 20 | if (!(!(next2 = it2.next()).done && comparer(next1.value, next2.value))) {
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| 21 | return false;
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| 22 | }
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| 23 | }
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| 24 | return !!it2.next().done;
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| 25 | }
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| 26 |
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| 27 | //# sourceMappingURL=sequenceequal.mjs.map
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