debug protocol: add optional 'type' attribute

src/vs/workbench/parts/debug/common/debugProtocol.d.ts

@@ -728,15 +728,21 @@ declare module DebugProtocol {
 	}
 
 	/** A Variable is a name/value pair.
+		Optionally a variable can have a 'type' that is shown if space permits or when hovering over the variable's name.
+		An optional 'kind' is used to render additional properties of the variable, e.g. different icons can be used to indicate that a variable is public or private.
 		If the value is structured (has children), a handle is provided to retrieve the children with the VariablesRequest.
 	*/
 	export interface Variable {
-		/** The variable's name */
+		/** The variable's name. */
 		name: string;
+		/** The variable's type. */
+		type?: string;
 		/** The variable's value. For structured objects this can be a multi line text, e.g. for a function the body of a function. */
 		value: string;
 		/** If variablesReference is > 0, the variable is structured and its children can be retrieved by passing variablesReference to the VariablesRequest. */
 		variablesReference: number;
+		/** Properties of a variable that can be used to determine how to render the variable in the UI. Format of the string value: TBD. */
+		kind?: string;
 	}
 
 	/** Properties of a breakpoint passed to the setBreakpoints request.