import { InjectionToken } from '@angular/core'; import { AbstractControl, AbstractControlOptions, AsyncValidatorFn, FormArray, FormControl, FormGroup, ValidatorFn, } from '@angular/forms'; interface ITypedFormArray<_T, E = any> extends Iterable<AbstractControl>, FormArray { add(value: E): any; } interface ITypedFormControl<T> extends FormControl { value: T; } //@ts-ignore interface ITypedFormGroup<T> extends FormGroup { controls: ITypedFormGroupControls<T>; setReadonly(value: boolean): any; } declare type ITypedFormGroupControls<T> = { [P in keyof T]?: T[P] extends (infer E)[] ? ITypedFormArray<T, E> : T[P] extends object ? ITypedFormGroup<T[P]> : ITypedFormControl<T[P]>; }; export declare class TypedFormGroup<T> extends FormGroup implements ITypedFormGroup<T> { //@ts-ignore controls: ITypedFormGroupControls<T>; constructor( controls: ITypedFormGroupControls<T>, validatorOrOpts?: | ValidatorFn | ValidatorFn[] | AbstractControlOptions | null, asyncValidator?: AsyncValidatorFn | AsyncValidatorFn[] | null ); setReadonly(_value: boolean): void; } interface CreateTypedControlsOptions { ignoreFields: string[]; } declare type ITypedFormBuilderOptions = CreateTypedControlsOptions; export declare function typedFormBuilderFactory<T extends object>( defaultValue: T, options?: ITypedFormBuilderOptions ): ITypedFormBuilder<T> | null; export declare const TYPED_FORM_BUILDER: InjectionToken<ITypedFormBuilder<any>>; declare type ITypedFormBuilderValue<T> = { [P in keyof T]?: T[P] extends (infer E)[] ? ITypedFormArray<T[P], E> : T[P] extends object ? ITypedFormBuilderValue<T[P]> : ITypedFormControl<T[P]> | T[P]; }; export interface ITypedFormBuilder<T> { value: ITypedFormBuilderValue<T>; formGroup: ITypedFormGroup<T>; } export {};