xref: /llvm-project/lldb/test/API/commands/expression/formatters/foosynth.py (revision 2238dcc39358353cac21df75c3c3286ab20b8f53) 
1import lldb
2
3
4class FooSyntheticProvider:
5    def __init__(self, valobj, dict):
6        self.valobj = valobj
7        self.update()
8
9    def update(self):
10        self.adjust_for_architecture()
11
12    def num_children(self):
13        return 1
14
15    def get_child_at_index(self, index):
16        if index != 0:
17            return None
18        return self.i_ptr.Dereference()
19
20    def get_child_index(self, name):
21        if name == "*i_ptr":
22            return 0
23        return None
24
25    def adjust_for_architecture(self):
26        self.lp64 = self.valobj.GetTarget().GetProcess().GetAddressByteSize() == 8
27        self.is_little = (
28            self.valobj.GetTarget().GetProcess().GetByteOrder() == lldb.eByteOrderLittle
29        )
30        self.pointer_size = self.valobj.GetTarget().GetProcess().GetAddressByteSize()
31        self.bar = self.valobj.GetChildMemberWithName("b")
32        self.i_ptr = self.bar.GetChildMemberWithName("i_ptr")
33