export interface CheckerError {
    path?: string[];
    msg: string;
}
export type NestedChecker = (path: string[], actual: any, expected: any) => void;
export type ExpectPredicate = (actual: any, expected: any) => boolean;
export type ExpectChecker = (actual: any, expected: any, state: Readonly<ExpectRunnerState>, checkNested: NestedChecker) => CheckerError[] | void;
export interface CheckerItem {
    name: string;
    predicate: ExpectPredicate;
    checker: ExpectChecker;
}
export declare const defaulCheckersSeq: CheckerItem[];
export declare class ExpectError extends Error {
}
export interface ExpectDeepEqualOptions {
    floatTolerance?: number;
    forbidAdditionalProps?: boolean;
    maxErrorsReport?: number;
    maxDepth?: number;
    prefix?: string;
    checkersSeq?: CheckerItem[];
}
export declare function expectDeepEqual(actual: any, expected: any, options?: ExpectDeepEqualOptions): void;
export interface ExpectRunnerState {
    options: Required<ExpectDeepEqualOptions>;
    errors: CheckerError[];
    currentPath: string[];
}
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