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import lldb
class jasSynthProvider:
def __init__(self, valobj, dict):
self.valobj = valobj;
def num_children(self):
return 2;
def get_child_at_index(self, index):
child = None
if index == 0:
child = self.valobj.GetChildMemberWithName('A');
if index == 1:
child = self.valobj.CreateValueFromExpression('X', '(int)1')
return child;
def get_child_index(self, name):
if name == 'A':
return 0;
if name == 'X':
return 1;
return None;
def ccc_summary(sbvalue, internal_dict):
sbvalue = sbvalue.GetNonSyntheticValue()
# This tests that the SBValue.GetNonSyntheticValue() actually returns a
# non-synthetic value. If it does not, then sbvalue.GetChildMemberWithName("a")
# in the following statement will call the 'get_child_index' method of the
# synthetic child provider CCCSynthProvider below (which raises an exception).
return "CCC object with leading value " + str(sbvalue.GetChildMemberWithName("a"))
class CCCSynthProvider(object):
def __init__(self, sbvalue, internal_dict):
self._sbvalue = sbvalue
def num_children(self):
return 3
def get_child_index(self, name):
raise RuntimeError("I don't want to be called!")
def get_child_at_index(self, index):
if index == 0:
return self._sbvalue.GetChildMemberWithName("a")
if index == 1:
return self._sbvalue.GetChildMemberWithName("b")
if index == 2:
return self._sbvalue.GetChildMemberWithName("c")
def __lldb_init_module(debugger,dict):
debugger.CreateCategory("JASSynth").AddTypeSynthetic(lldb.SBTypeNameSpecifier("JustAStruct"),
lldb.SBTypeSynthetic.CreateWithClassName("synth.jasSynthProvider"))
cat = lldb.debugger.CreateCategory("CCCSynth")
cat.AddTypeSynthetic(
lldb.SBTypeNameSpecifier("CCC"),
lldb.SBTypeSynthetic.CreateWithClassName("synth.CCCSynthProvider",
lldb.eTypeOptionCascade))
cat.AddTypeSummary(
lldb.SBTypeNameSpecifier("CCC"),
lldb.SBTypeSummary.CreateWithFunctionName("synth.ccc_summary",
lldb.eTypeOptionCascade))
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