/*---------------------------------------------------------------------------------------------

* Copyright (c) Microsoft Corporation. All rights reserved.

* Licensed under the MIT License. See License.txt in the project root for license information.

*--------------------------------------------------------------------------------------------*/

import * as vscode from 'vscode';

export function disposeAll(disposables: vscode.Disposable[]) {

while (disposables.length) {

const item = disposables.pop();

if (item) {

item.dispose();

}

}

}

export abstract class Disposable {

private _isDisposed = false;

protected _disposables: vscode.Disposable[] = [];

public dispose(): any {

if (this._isDisposed) {

return;

}

this._isDisposed = true;

disposeAll(this._disposables);

}

protected _register<T extends vscode.Disposable>(value: T): T {

if (this._isDisposed) {

value.dispose();

} else {

this._disposables.push(value);

}

return value;

}

protected get isDisposed() {

return this._isDisposed;

}

}