diff options
Diffstat (limited to 'lldb/examples/summaries/cocoa/NSData.py')
| -rw-r--r-- | lldb/examples/summaries/cocoa/NSData.py | 88 |
1 files changed, 45 insertions, 43 deletions
diff --git a/lldb/examples/summaries/cocoa/NSData.py b/lldb/examples/summaries/cocoa/NSData.py index d2d2515e48f..94da6057f5c 100644 --- a/lldb/examples/summaries/cocoa/NSData.py +++ b/lldb/examples/summaries/cocoa/NSData.py @@ -1,3 +1,10 @@ +""" +LLDB AppKit formatters + +part of The LLVM Compiler Infrastructure +This file is distributed under the University of Illinois Open Source +License. See LICENSE.TXT for details. +""" # summary provider for NSData import lldb import ctypes @@ -61,27 +68,16 @@ class NSDataUnknown_SummaryProvider: stream = lldb.SBStream() self.valobj.GetExpressionPath(stream) num_children_vo = self.valobj.CreateValueFromExpression("count","(int)[" + stream.GetData() + " length]"); - return num_children_vo.GetValueAsUnsigned(0) + if num_children_vo.IsValid(): + return num_children_vo.GetValueAsUnsigned(0) + return '<variable is not NSData>' def GetSummary_Impl(valobj): global statistics - class_data = objc_runtime.ObjCRuntime(valobj) - if class_data.is_valid() == False: - statistics.metric_hit('invalid_pointer',valobj) - wrapper = None - return - class_data = class_data.read_class_data() - if class_data.is_valid() == False: - statistics.metric_hit('invalid_isa',valobj) - wrapper = None - return - if class_data.is_kvo(): - class_data = class_data.get_superclass() - if class_data.is_valid() == False: - statistics.metric_hit('invalid_isa',valobj) - wrapper = None - return + class_data,wrapper = objc_runtime.Utilities.prepare_class_detection(valobj,statistics) + if wrapper: + return wrapper name_string = class_data.class_name() if name_string == 'NSConcreteData' or \ @@ -97,36 +93,42 @@ def GetSummary_Impl(valobj): def NSData_SummaryProvider (valobj,dict): provider = GetSummary_Impl(valobj); if provider != None: - try: - summary = provider.length(); - except: - summary = None - if summary == None: - summary = 'no valid data here' - else: - if summary == 1: - summary = '1 byte' - else: - summary = str(summary) + ' bytes' - return summary - return '' + try: + summary = provider.length(); + except: + summary = None + if summary == None: + summary = '<variable is not NSData>' + elif isinstance(summary,basestring): + pass + else: + if summary == 1: + summary = '1 byte' + else: + summary = str(summary) + ' bytes' + return summary + return 'Summary Unavailable' def NSData_SummaryProvider2 (valobj,dict): provider = GetSummary_Impl(valobj); if provider != None: - try: - summary = provider.length(); - except: - summary = None - if summary == None: - summary = 'no valid data here' - else: - if summary == 1: - summary = '@"1 byte"' - else: - summary = '@"' + str(summary) + ' bytes"' - return summary - return '' + if isinstance(provider,objc_runtime.SpecialSituation_Description): + return provider.message() + try: + summary = provider.length(); + except: + summary = None + if summary == None: + summary = '<variable is not CFData>' + elif isinstance(summary,basestring): + pass + else: + if summary == 1: + summary = '@"1 byte"' + else: + summary = '@"' + str(summary) + ' bytes"' + return summary + return 'Summary Unavailable' def __lldb_init_module(debugger,dict): debugger.HandleCommand("type summary add -F NSData.NSData_SummaryProvider NSData") |
