import * as React from 'react';
import { StringIndexedObject } from '../ts-helper';
/**
 * @draft
 */
export declare function deprecatedProp(since: string, hint: string): (props: StringIndexedObject<any>, propName: string, componentName: string) => Error | null;
/**
 * @draft
 */
export declare function deprecatedMethod<MethodResult>(compInstance: React.Component, methodName: string, since: string, hint: string, originMethod?: () => MethodResult): MethodResult | undefined;
export declare function getDeprecatedPropValue<T>(propValue?: T, deprecatePropValue?: T): T | undefined;