import type { Fr } from '@aztec/foundation/curves/bn254';
import { BufferReader } from '@aztec/foundation/serialize';
import { Selector } from './selector.js';
/** Authorization selector branding */
export interface AuthorizationSelector {
    /** Brand. */
    _branding: 'AuthorizationSelector';
}
/**
 * An authorization selector is the first 4 bytes of the hash of an authorization struct signature.
 */
export declare class AuthorizationSelector extends Selector {
    /**
     * Deserializes from a buffer or reader, corresponding to a write in cpp.
     * @param buffer - Buffer  or BufferReader to read from.
     * @returns The Selector.
     */
    static fromBuffer(buffer: Buffer | BufferReader): AuthorizationSelector;
    /**
     * Converts a field to selector.
     * @param fr - The field to convert.
     * @returns The selector.
     */
    static fromField(fr: Fr): AuthorizationSelector;
    /**
     * Creates a selector from a signature.
     * @param signature - Signature to generate the selector for (e.g. "CallAuthorization(field,field)").
     * @returns selector.
     */
    static fromSignature(signature: string): Promise<AuthorizationSelector>;
    /**
     * Create a Selector instance from a hex-encoded string.
     *
     * @param selector - The hex-encoded string representing the Selector.
     * @returns An Selector instance.
     * @throws If the selector length is invalid.
     */
    static fromString(selector: string): AuthorizationSelector;
    /**
     * Creates an empty selector.
     * @returns An empty selector.
     */
    static empty(): AuthorizationSelector;
    /**
     * Creates a random selector.
     * @returns A random selector.
     */
    static random(): AuthorizationSelector;
    toJSON(): string;
    static get schema(): import("zod").ZodType<AuthorizationSelector, any, string>;
}
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