import { AbstractControl, FormGroup } from '@angular/forms';
import { AbstractVariable } from '@iotize/tap/data';
export declare function createBleName(appName: string, serialNumber: string): string;
export declare function getFormFieldOrError(form: FormGroup, key: string): AbstractControl;
export declare function getAbstractVariableOrError(variable: AbstractVariable<any> | undefined): AbstractVariable<any>;
