text: """
  LLDB AppKit formatters
  
  Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
  See https://llvm.org/LICENSE.txt for license information.
  SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
  """
  import lldb
  import lldb.runtime.objc.objc_runtime
  import lldb.formatters.Logger
  
  
  def Class_Summary(valobj, dict):
      logger = lldb.formatters.Logger.Logger()
      runtime = lldb.runtime.objc.objc_runtime.ObjCRuntime.runtime_from_isa(
          valobj)
      if runtime is None or not runtime.is_valid():
          return '<error: unknown Class>'
      class_data = runtime.read_class_data()
      if class_data is None or not class_data.is_valid():
          return '<error: unknown Class>'
      return class_data.class_name()
  