import { Observable } from 'rxjs';
export interface ValidateOptions {
    /**
     * Only validate the input, and skip and coercion or transformation. Default - false
     */
    strict?: boolean;
    /**
     * Teturn from validation methods on the first error rather than after all validations run. Default - true
     */
    abortEarly?: boolean;
    /**
     * Remove unspecified keys from objects. Default - false
     */
    stripUnknown?: boolean;
    /**
     * When false validations will not descend into nested schema (relevant for objects or arrays). Default - true
     */
    recursive?: boolean;
    /**
     * Any context needed for validating schema conditions (see: when())
     */
    context?: object;
}
/**
 * @publicApi
 */
export interface AsyncValidatorFn {
    (value: any): Observable<string>;
}