API updates

package.json

@@ -55,4 +55,4 @@
 		"typescript": "^3.8.3",
 		"vscode-test": "^1.3.0"
 	}
-}
+}

src/extension.ts

@@ -42,7 +42,6 @@ class MarkdownProvider implements vscode.NotebookContentProvider {
 		const metadata = new vscode.NotebookDocumentMetadata().with({
 			editable: true,
 			cellEditable: true,
-			cellHasExecutionOrder: false,
 		});
 		const content = Buffer.from(await vscode.workspace.fs.readFile(uri))
 			.toString('utf8');
@@ -57,12 +56,12 @@ class MarkdownProvider implements vscode.NotebookContentProvider {
 	}
 
 	async saveNotebook(document: vscode.NotebookDocument, cancellation: vscode.CancellationToken): Promise<void> {
-		const stringOutput = writeCellsToMarkdown(document.cells);
+		const stringOutput = writeCellsToMarkdown(document.getCells());
 		await vscode.workspace.fs.writeFile(document.uri, Buffer.from(stringOutput));
 	}
 
 	async saveNotebookAs(targetResource: vscode.Uri, document: vscode.NotebookDocument, cancellation: vscode.CancellationToken): Promise<void> {
-		const stringOutput = writeCellsToMarkdown(document.cells);
+		const stringOutput = writeCellsToMarkdown(document.getCells());
 		await vscode.workspace.fs.writeFile(targetResource, Buffer.from(stringOutput));
 	}
 }

src/test/suite/extension.test.ts

@@ -120,7 +120,8 @@ function cellDataToFakeCell(cell: vscode.NotebookCellData): vscode.NotebookCell
 		metadata: cell.metadata || new vscode.NotebookCellMetadata(),
 		index: -1,
 		notebook: undefined as any,
-		outputs: []
+		outputs: [],
+		latestExecutionSummary: undefined
 	};
 }