import { ValidationOptions } from 'joi';
import { AnySchemaTyped } from './joi.model';
import { JoiValidationError } from './joi.validation.error';
export interface JoiValidationResult<T = any> {
    value: T;
    error?: JoiValidationError;
}
/**
 * Validates with Joi.
 * Throws JoiValidationError if invalid.
 * Returns *converted* value.
 *
 * If `schema` is undefined - returns value as is.
 */
export declare function validate<IN, OUT = IN>(value: IN, schema?: AnySchemaTyped<IN, OUT>, objectName?: string, options?: ValidationOptions): OUT;
/**
 * Validates with Joi.
 * Returns JoiValidationResult with converted value and error (if any).
 * Does not throw.
 *
 * If `schema` is undefined - returns value as is.
 */
export declare function getValidationResult<IN, OUT = IN>(value: IN, schema?: AnySchemaTyped<IN, OUT>, objectName?: string, options?: ValidationOptions): JoiValidationResult<OUT>;
/**
 * Convenience function that returns true if !error.
 */
export declare function isValid<IN, OUT = IN>(value: IN, schema?: AnySchemaTyped<IN, OUT>): boolean;
export declare function undefinedIfInvalid<IN, OUT = IN>(value: IN, schema?: AnySchemaTyped<IN, OUT>): OUT | undefined;
/**
 * Will do joi-convertation, regardless of error/validity of value.
 *
 * @returns converted value
 */
export declare function convert<IN, OUT = IN>(value: IN, schema?: AnySchemaTyped<IN, OUT>): OUT;