Merge from vscode 61d5f2b82f17bf9f99f56405204caab88a7e8747

src/vs/workbench/contrib/notebook/browser/notebookRegistry.ts

@@ -0,0 +1,45 @@
+/*---------------------------------------------------------------------------------------------
+ *  Copyright (c) Microsoft Corporation. All rights reserved.
+ *  Licensed under the Source EULA. See License.txt in the project root for license information.
+ *--------------------------------------------------------------------------------------------*/
+
+import { CellOutputKind } from 'vs/workbench/contrib/notebook/common/notebookCommon';
+import { BrandedService, IConstructorSignature1 } from 'vs/platform/instantiation/common/instantiation';
+import { INotebookEditor, IOutputTransformContribution } from 'vs/workbench/contrib/notebook/browser/notebookBrowser';
+
+export type IOutputTransformCtor = IConstructorSignature1<INotebookEditor, IOutputTransformContribution>;
+
+export interface IOutputTransformDescription {
+	id: string;
+	kind: CellOutputKind;
+	ctor: IOutputTransformCtor;
+}
+
+export namespace NotebookRegistry {
+	export function getOutputTransformContributions(): IOutputTransformDescription[] {
+		return NotebookRegistryImpl.INSTANCE.getNotebookOutputTransform();
+	}
+}
+
+export function registerOutputTransform<Services extends BrandedService[]>(id: string, kind: CellOutputKind, ctor: { new(editor: INotebookEditor, ...services: Services): IOutputTransformContribution }): void {
+	NotebookRegistryImpl.INSTANCE.registerOutputTransform(id, kind, ctor);
+}
+
+class NotebookRegistryImpl {
+
+	static readonly INSTANCE = new NotebookRegistryImpl();
+
+	private readonly outputTransforms: IOutputTransformDescription[];
+
+	constructor() {
+		this.outputTransforms = [];
+	}
+
+	registerOutputTransform<Services extends BrandedService[]>(id: string, kind: CellOutputKind, ctor: { new(editor: INotebookEditor, ...services: Services): IOutputTransformContribution }): void {
+		this.outputTransforms.push({ id: id, kind: kind, ctor: ctor as IOutputTransformCtor });
+	}
+
+	getNotebookOutputTransform(): IOutputTransformDescription[] {
+		return this.outputTransforms.slice(0);
+	}
+}