import { Fr } from '@aztec/foundation/curves/bn254';
import { inspect } from 'util';
/** A selector is the low 4 bytes of the poseidon2 hash of a signature. */
export declare abstract class Selector {
    value: number;
    /** The size of the selector in bytes. */
    static SIZE: number;
    constructor(/** Value of the selector */ value: number);
    /**
     * Checks if the selector is empty (all bytes are 0).
     * @returns True if the selector is empty (all bytes are 0).
     */
    isEmpty(): boolean;
    /**
     * Serialize as a buffer.
     * @param bufferSize - The buffer size.
     * @returns The buffer.
     */
    toBuffer(bufferSize?: number): Buffer;
    /**
     * Serialize as a hex string.
     * @returns The string.
     */
    toString(): string;
    [inspect.custom](): string;
    /**
     * Checks if this selector is equal to another.
     * @param other - The other selector.
     * @returns True if the selectors are equal.
     */
    equals(other: Selector): boolean;
    /**
     * Returns a new field with the same contents as this EthAddress.
     *
     * @returns An Fr instance.
     */
    toField(): Fr;
}
//# sourceMappingURL=data:application/json;base64,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