message: Support source files outside the base path
diff: @@ -170,7 +170,9 @@ export async function loadConfigurationTargetMap(reply_path: string, codeModel_f
  }
  function convertToAbsolutePath(input_path: string, base_path: string) {
  - return path.normalize(path.join(base_path, input_path));
  + // Prepend the base path to the input path if the input path is relative.
  + const absolute_path = path.isAbsolute(input_path) ? input_path : path.join(base_path, input_path);
  + return path.normalize(absolute_path);
  }
  function convertToExtCodeModelFileGroup(targetObject: index_api.CodeModelKind.TargetObject): CodeModelFileGroup[] {
  