Fix microsoft#97316.

rebornix · rebornix · commit f5540cf14104 · 2020-06-11T17:36:31.000-07:00
diff --git a/src/vs/vscode.proposed.d.ts b/src/vs/vscode.proposed.d.ts
@@ -1289,6 +1289,13 @@ declare module 'vscode' {
 		traceback: string[];
 	}
 
+	export interface NotebookCellOutputMetadata {
+		/**
+		 * Additional attributes of a cell metadata.
+		 */
+		custom?: { [key: string]: any };
+	}
+
 	export interface CellDisplayOutput {
 		outputKind: CellOutputKind.Rich;
 		/**
@@ -1309,6 +1316,8 @@ declare module 'vscode' {
 		 * }
 		 */
 		data: { [key: string]: any; };
+
+		readonly metadata?: NotebookCellOutputMetadata;
 	}
 
 	export type CellOutput = CellStreamOutput | CellErrorOutput | CellDisplayOutput;
diff --git a/src/vs/workbench/contrib/notebook/common/notebookCommon.ts b/src/vs/workbench/contrib/notebook/common/notebookCommon.ts
@@ -153,12 +153,21 @@ export interface IErrorOutput {
 	traceback?: string[];
 }
 
+export interface NotebookCellOutputMetadata {
+	/**
+	 * Additional attributes of a cell metadata.
+	 */
+	custom?: { [key: string]: any };
+}
+
 export interface IDisplayOutput {
 	outputKind: CellOutputKind.Rich;
 	/**
 	 * { mime_type: value }
 	 */
 	data: { [key: string]: any; }
+
+	metadata?: NotebookCellOutputMetadata;
 }
 
 export enum MimeTypeRendererResolver {
@@ -177,6 +186,7 @@ export interface IOrderedMimeType {
 export interface ITransformedDisplayOutputDto {
 	outputKind: CellOutputKind.Rich;
 	data: { [key: string]: any; }
+	metadata?: NotebookCellOutputMetadata;
 
 	orderedMimeTypes?: IOrderedMimeType[];
 	pickedMimeTypeIndex?: number;
