import { Event, Emitter } from "./event";
export interface Disposable {
    /**
     * Dispose this object.
     */
    dispose(): void;
}
export declare namespace Disposable {
    function create(func: () => void): Disposable;
    const NULL: Disposable;
}
export declare class DisposableCollection implements Disposable {
    protected readonly disposables: Disposable[];
    protected readonly onDisposeEmitter: Emitter<void>;
    readonly onDispose: Event<void>;
    protected checkDisposed(): void;
    readonly disposed: boolean;
    dispose(): void;
    push(disposable: Disposable): Disposable;
    pushAll(disposables: Disposable[]): Disposable[];
}
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