14 lines
345 B
TypeScript
14 lines
345 B
TypeScript
// Copyright 2021 Signal Messenger, LLC
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// SPDX-License-Identifier: AGPL-3.0-only
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export function isSorted(list: Iterable<number>): boolean {
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let previousItem: undefined | number;
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for (const item of list) {
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if (previousItem !== undefined && item < previousItem) {
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return false;
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}
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previousItem = item;
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}
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return true;
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}
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