/** * Copyright (c) OpenLens Authors. All rights reserved. * Licensed under MIT License. See LICENSE in root directory for more information. */ export const findExactlyOne = (predicate: (item: T) => boolean) => (collection: T[]): T => { const itemsFound = collection.filter(predicate); if (!itemsFound.length) { throw new Error( "Tried to find exactly one, but didn't find any", ); } if (itemsFound.length > 1) { throw new Error( "Tried to find exactly one, but found many", ); } return itemsFound[0]; };