import { IColorable } from '../interfaces';
/**
 * Converts a plain object to a class instance if it is not already an instance of the class.
 *
 * Requires specific constructor signature; first parameter must be the object to convert.
 * @param cls The class to convert to
 * @param args The object to convert, followed by any other constructor arguments
 * @returns The class instance
 */
export declare function toClass<P, C extends P, Args extends unknown[]>(cls: new (instance: P, ...args: Args) => C, ...args: [P, ...Args]): C;
/**
 * Checks if an object is an instance of {@link IColorable}.
 */
export declare function isColorable(obj: unknown): obj is IColorable;