import type { ReturnStatement } from 'estree';
import { RuleError } from '../../errors';
export declare class NoImplicitReturnUndefinedError extends RuleError<ReturnStatement> {
    explain(): string;
    elaborate(): string;
}
declare const _default: import("../../types").Rule<{
    isEnvDependent?: boolean;
} & ReturnStatement, "no-implicit-return-undefined">;
export default _default;