declare global {
    export interface Array<T> {
        /**
         * Sorts the array in place by `field`. Direction defaults to `'asc'`.
         * Mutates and returns the array (matches `Array.prototype.sort`).
         */
        sortBy: (field: keyof T, direction?: 'asc' | 'desc') => T[];
    }
}
export declare const compareBy: <T, K extends keyof T>(entity1: T, entity2: T, field: K, direction: "asc" | "desc") => 1 | 0 | -1;
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