import { BehaviorSubject } from 'rxjs';
import { TerraKeyValueInterface } from '../../../../models';
export declare class TerraFormScope {
    private _data;
    private parent?;
    onDataChanged: BehaviorSubject<any>;
    get data(): any;
    set data(value: any);
    constructor(_data?: any, parent?: TerraFormScope);
    evaluate<T>(expression: string): T;
    createChildScope(data?: any): TerraFormScope;
    protected _getEvaluationData(): TerraKeyValueInterface<any>;
}