import { Type } from "@angular/core";
import { Maybe } from "@fretve/global-types";
import { UnionToIntersection } from "ts-essentials";
import { AbstractDynamicControl, ControlArrayComponent, ControlFieldComponent, ControlGroupComponent, GetControlFieldReturnValue } from "../interfaces";
import { ControlArrayOverridables, ControlArraySchema, ControlFieldSchema, ControlGroupOverridables, ControlGroupSchema, ValidControlSchemaMap } from "./interfaces";
declare type NoUnion<Key> = [Key] extends [UnionToIntersection<Key>] ? Key : undefined;
/** Constructs a type safe {@link DynamicControl}.  */
export declare function _createControlField<TControlComponent extends ControlFieldComponent<any, any>>(control: ControlFieldSchema<GetControlFieldReturnValue<TControlComponent>, Type<TControlComponent>>): ControlFieldSchema<GetControlFieldReturnValue<TControlComponent>, Type<TControlComponent>>;
/** Create a function for creating type safe {@link ControlGroupSchema} for a specified TGroup.
*  @returns A function that creates type safe {@link ControlGroupSchema} for the specified TGroup
*/
export declare function _createControlGroup<TForm extends object, TInputState extends object = {}>(): <TControls extends ValidControlSchemaMap<TForm, TInputState>, TGroupComponent extends Maybe<Type<ControlGroupComponent<any, any>>> = undefined>(group: ControlGroupSchema<TForm, TInputState, TControls, NoUnion<TGroupComponent>>) => ControlGroupSchema<TForm, TInputState, TControls, NoUnion<TGroupComponent>>;
/** Constructs a type safe {@link ControlArraySchema}.  */
export declare function _createControlArray<TInputState extends object>(): <TTemplate extends AbstractDynamicControl<any, TInputState, any, any, any>, TArrayComponent extends Type<ControlArrayComponent<any, any>> | undefined = undefined>(control: ControlArraySchema<TInputState, TTemplate, NoUnion<TArrayComponent>>) => ControlArraySchema<TInputState, TTemplate, NoUnion<TArrayComponent>>;
/** Check if the given object has control group overridables
 *  @param control - The control object that should be checked.
 *  @return Returns true if the object has control group overridables, else false.
  */
export declare function _isControlGroupOverridables(overridables: any): overridables is ControlGroupOverridables<any, any, any, any>;
/** Check if the given object has control group overridables
 *  @param control - The control object that should be checked.
 *  @return Returns true if the object has control group overridables, else false.
  */
export declare function _isControlArrayOverridables(overridables: any): overridables is ControlArrayOverridables<any, any, any, any>;
/** Check if the given object is a valid control group {@link ControlGroupSchema}.
 *  @param control - The control object that should be checked.
 *  @return Returns true if the object is a valid control group, else false.
  */
export declare function _isControlGroupSchema(control: any): control is ControlGroupSchema<any, any, any, any>;
/** Check if the given object is a valid control array {@link ControlArraySchema}.
 *  @param control - The control object that should be checked.
 *  @return Returns true if the object is a valid control group, else false.
  */
export declare function _isControlArraySchema(control: any): control is ControlArraySchema<any, any>;
export {};