import { type Factory } from './factory';
import { type NumberSinkSpec, type BooleanSinkSpec, type Telem, type BooleanSourceSpec, type NumberSourceSpec, type ColorSourceSpec, type Spec, type StringSourceSpec, type StatusSourceSpec } from './telem';
export declare const noopBooleanSinkSpec: BooleanSinkSpec;
export declare const noopNumericSinkSpec: NumberSinkSpec;
export declare const noopBooleanSourceSpec: BooleanSourceSpec;
export declare const noopNumericSourceSpec: NumberSourceSpec;
export declare const noopStringSourceSpec: StringSourceSpec;
export declare const noopStatusSourceSpec: StatusSourceSpec;
export declare const noopColorSourceSpec: ColorSourceSpec;
export declare class NoopFactory implements Factory {
    type: string;
    create(spec: Spec): Telem | null;
}
