Take a code action kind instead of a string for _executeCodeActionProvider

src/vs/editor/contrib/codeAction/codeAction.ts

@@ -92,6 +92,6 @@ registerLanguageCommand('_executeCodeActionProvider', function (accessor, args)
 	return getCodeActions(
 		model,
 		model.validateRange(range),
-		{ type: 'manual', filter: { includeSourceActions: true, kind: kind ? new CodeActionKind(kind) : undefined } },
+		{ type: 'manual', filter: { includeSourceActions: true, kind: kind && kind.value ? new CodeActionKind(kind.value) : undefined } },
 		CancellationToken.None);
 });

src/vs/workbench/api/node/extHostApiCommands.ts

@@ -135,7 +135,7 @@ export class ExtHostApiCommands {
 			args: [
 				{ name: 'uri', description: 'Uri of a text document', constraint: URI },
 				{ name: 'range', description: 'Range in a text document', constraint: types.Range },
-				{ name: 'kind', description: '(optional) Code action kind to return code actions for', },
+				{ name: 'kind', description: '(optional) Code action kind to return code actions for', constraint: (value: any) => !value || typeof value.value === 'string' },
 			],
 			returns: 'A promise that resolves to an array of Command-instances.'
 		});