import { IsBindingBehavior } from '@aurelia/expression-parser';
import { IObserverLocatorBasedConnectable } from './connectable';
import { AccessorType, type ICollectionSubscriber, type ISubscriber } from './interfaces';
import { IObserverLocator } from './observer-locator';
export interface ExpressionObserver extends IObserverLocatorBasedConnectable, ICollectionSubscriber {
}
export declare class ExpressionObserver implements IObserverLocatorBasedConnectable, ISubscriber {
    oL: IObserverLocator;
    get type(): AccessorType;
    constructor(obj: object, oL: IObserverLocator, expression: IsBindingBehavior);
    getValue(): unknown;
    setValue(value: unknown): void;
    useCallback(cb: (value: unknown, oldValue: unknown) => void): boolean;
    handleChange(): void;
    handleCollectionChange(): void;
    run(): void;
    subscribe(subscriber: ISubscriber): void;
    unsubscribe(subscriber: ISubscriber): void;
    stop(): void;
}
//# sourceMappingURL=expression-observer.d.ts.map