import type { ValuesType } from '../../../strk-types/helpers.js';
export declare const CairoResultVariant: {
    readonly Ok: 0;
    readonly Err: 1;
};
export type CairoResultVariant = ValuesType<typeof CairoResultVariant>;
export declare class CairoResult<T, U> {
    readonly Ok?: T | undefined;
    readonly Err?: U | undefined;
    constructor(variant: CairoResultVariant | number, resultContent: T | U);
    /**
     *
     * @returns the content of the valid variant of a Cairo Result.
     */
    unwrap(): T | U;
    /**
     *
     * @returns true if the valid variant is 'Ok'.
     */
    isOk(): boolean;
    /**
     *
     * @returns true if the valid variant is 'isErr'.
     */
    isErr(): boolean;
}
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