All files / src/lib/util arraysHaveSameItems.ts

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export const arraysHaveSameItems = <T>(a: T[], b: T[]): boolean => {
    const setA = new Set(a);
    const setB = new Set(b);
 
    if (setA.size !== setB.size) {
        return false;
    }
 
    return [...setA].every((itemA) => {
        return setB.has(itemA);
    });
};