feat(lib): formGroupControls property now gives you access to the c…

…orrect type without the need to cast it (either `FormControl` or `FormArray`)

projects/ngx-sub-form/src/lib/ngx-sub-form-utils.ts

@@ -18,6 +18,8 @@ export type ControlsNames<T> = { [K in keyof T]-?: K };
 
 export type ControlMap<T, V> = { [K in keyof T]-?: V };
 
+export type ControlsType<T> = { [K in keyof T]-?: T[K] extends any[] ? FormArray : FormControl };
+
 export type FormUpdate<FormInterface> = { [FormControlInterface in keyof FormInterface]?: true };
 
 export type FormErrors<FormInterface> = null | Partial<

projects/ngx-sub-form/src/lib/ngx-sub-form.component.ts

@@ -19,6 +19,7 @@ import {
   MissingFormControlsError,
   FormErrors,
   isNullOrUndefined,
+  ControlsType,
 } from './ngx-sub-form-utils';
 import { FormGroupOptions, OnFormUpdate, TypedFormGroup } from './ngx-sub-form.types';
 
@@ -27,11 +28,11 @@ type FilterControlFunction<FormInterface> = (ctrl: AbstractControl, key: keyof F
 
 export abstract class NgxSubFormComponent<ControlInterface, FormInterface = ControlInterface>
   implements ControlValueAccessor, Validator, OnDestroy, OnFormUpdate<FormInterface> {
-  public get formGroupControls(): ControlMap<FormInterface, AbstractControl> {
+  public get formGroupControls(): ControlsType<FormInterface> {
     // @note form-group-undefined we need the no-null-assertion here because we do not want to expose the fact that
     // the form can be undefined, it's handled internally to contain an Angular bug
     // tslint:disable-next-line:no-non-null-assertion
-    return this.mapControls<AbstractControl>()!;
+    return this.mapControls<any>()!;
   }
 
   public get formGroupValues(): Required<FormInterface> {