First commit.

Signed-off-by: Chen Xiao <abigwc@gmail.com>

client/node_modules/langium/lib/utils/disposable.d.ts

@@ -0,0 +1,22 @@
+/******************************************************************************
+ * Copyright 2021 TypeFox GmbH
+ * This program and the accompanying materials are made available under the
+ * terms of the MIT License, which is available in the project root.
+ ******************************************************************************/
+export interface Disposable {
+    /**
+     * Dispose this object.
+     */
+    dispose(): void;
+}
+export interface AsyncDisposable {
+    /**
+     * Dispose this object.
+     */
+    dispose(): Promise<void>;
+}
+export declare namespace Disposable {
+    function create(callback: () => Promise<void>): AsyncDisposable;
+    function create(callback: () => void): Disposable;
+}
+//# sourceMappingURL=disposable.d.ts.map