2012-03-14 05:52:00 +08:00
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"""
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LLDB AppKit formatters
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part of The LLVM Compiler Infrastructure
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This file is distributed under the University of Illinois Open Source
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License. See LICENSE.TXT for details.
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"""
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2012-02-24 07:10:27 +08:00
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# summary provider for class NSNotification
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import objc_runtime
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import metrics
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import CFString
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import lldb
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2012-04-03 00:39:29 +08:00
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import Logger
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2012-02-24 07:10:27 +08:00
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statistics = metrics.Metrics()
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statistics.add_metric('invalid_isa')
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statistics.add_metric('invalid_pointer')
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statistics.add_metric('unknown_class')
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statistics.add_metric('code_notrun')
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class NSConcreteNotification_SummaryProvider:
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def adjust_for_architecture(self):
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2012-03-06 03:56:33 +08:00
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pass
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2012-02-24 07:10:27 +08:00
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2012-03-06 03:56:33 +08:00
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def __init__(self, valobj, params):
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2012-04-03 00:39:29 +08:00
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logger = Logger.Logger()
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2012-02-24 07:10:27 +08:00
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self.valobj = valobj;
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2012-03-09 08:45:19 +08:00
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self.sys_params = params
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2012-03-06 03:56:33 +08:00
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if not (self.sys_params.types_cache.id):
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self.sys_params.types_cache.id = self.valobj.GetType().GetBasicType(lldb.eBasicTypeObjCID)
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2012-02-24 07:10:27 +08:00
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self.update();
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def update(self):
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2012-04-03 00:39:29 +08:00
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logger = Logger.Logger()
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2012-02-24 07:10:27 +08:00
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self.adjust_for_architecture();
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# skip the ISA and go to the name pointer
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def offset(self):
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2012-04-03 00:39:29 +08:00
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logger = Logger.Logger()
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2012-03-06 03:56:33 +08:00
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return self.sys_params.pointer_size
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2012-03-09 08:45:19 +08:00
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2012-02-24 07:10:27 +08:00
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def name(self):
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2012-04-03 00:39:29 +08:00
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logger = Logger.Logger()
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2012-02-24 07:10:27 +08:00
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string_ptr = self.valobj.CreateChildAtOffset("name",
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self.offset(),
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2012-03-06 03:56:33 +08:00
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self.sys_params.types_cache.id)
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2012-02-24 07:10:27 +08:00
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return CFString.CFString_SummaryProvider(string_ptr,None)
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class NSNotificationUnknown_SummaryProvider:
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def adjust_for_architecture(self):
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2012-03-06 03:56:33 +08:00
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pass
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2012-02-24 07:10:27 +08:00
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2012-03-06 03:56:33 +08:00
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def __init__(self, valobj, params):
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2012-04-03 00:39:29 +08:00
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logger = Logger.Logger()
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2012-02-24 07:10:27 +08:00
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self.valobj = valobj;
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2012-03-06 03:56:33 +08:00
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self.sys_params = params
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2012-02-24 07:10:27 +08:00
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self.update()
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def update(self):
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2012-04-03 00:39:29 +08:00
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logger = Logger.Logger()
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2012-02-24 07:10:27 +08:00
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self.adjust_for_architecture();
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def name(self):
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2012-04-03 00:39:29 +08:00
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logger = Logger.Logger()
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2012-02-24 07:10:27 +08:00
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stream = lldb.SBStream()
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self.valobj.GetExpressionPath(stream)
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2012-03-14 05:52:00 +08:00
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name_vo = self.valobj.CreateValueFromExpression("name","(NSString*)[" + stream.GetData() + " name]")
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if name_vo.IsValid():
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return CFString.CFString_SummaryProvider(name_vo,None)
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return '<variable is not NSNotification>'
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2012-02-24 07:10:27 +08:00
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def GetSummary_Impl(valobj):
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2012-04-03 00:39:29 +08:00
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logger = Logger.Logger()
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2012-02-24 07:10:27 +08:00
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global statistics
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2012-03-14 05:52:00 +08:00
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class_data,wrapper = objc_runtime.Utilities.prepare_class_detection(valobj,statistics)
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if wrapper:
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return wrapper
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2012-02-24 07:10:27 +08:00
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name_string = class_data.class_name()
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2012-04-03 00:39:29 +08:00
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logger >> "class name is: " + str(name_string)
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2012-02-24 07:10:27 +08:00
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if name_string == 'NSConcreteNotification':
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2012-03-09 08:45:19 +08:00
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wrapper = NSConcreteNotification_SummaryProvider(valobj, class_data.sys_params)
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2012-02-24 07:10:27 +08:00
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statistics.metric_hit('code_notrun',valobj)
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else:
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2012-03-09 08:45:19 +08:00
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wrapper = NSNotificationUnknown_SummaryProvider(valobj, class_data.sys_params)
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2012-03-30 08:51:12 +08:00
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statistics.metric_hit('unknown_class',valobj.GetName() + " seen as " + name_string)
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2012-02-24 07:10:27 +08:00
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return wrapper;
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def NSNotification_SummaryProvider (valobj,dict):
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2012-04-03 00:39:29 +08:00
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logger = Logger.Logger()
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2012-02-24 07:10:27 +08:00
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provider = GetSummary_Impl(valobj);
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if provider != None:
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2012-03-14 05:52:00 +08:00
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if isinstance(provider,objc_runtime.SpecialSituation_Description):
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return provider.message()
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try:
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summary = provider.name();
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except:
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summary = None
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2012-04-03 00:39:29 +08:00
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logger >> "got summary " + str(summary)
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2012-03-14 05:52:00 +08:00
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if summary == None:
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summary = '<variable is not NSNotification>'
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return str(summary)
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return 'Summary Unavailable'
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2012-02-24 07:10:27 +08:00
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def __lldb_init_module(debugger,dict):
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debugger.HandleCommand("type summary add -F NSNotification.NSNotification_SummaryProvider NSNotification")
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