xref: /llvm-project/lldb/test/API/functionalities/data-formatter/synthcapping/fooSynthProvider.py (revision 763b96c86d81d51d0db430791a61fd1e8a406bce)
1import lldb
2
3
4class fooSynthProvider:
5    # For testing purposes, we'll keep track of the maximum value of
6    # max_num_children we've been called with.
7    MAX_NUM_CHILDREN_MAX = 0
8
9    @classmethod
10    def reset_max_num_children_max(cls):
11        old_value = fooSynthProvider.MAX_NUM_CHILDREN_MAX
12        fooSynthProvider.MAX_NUM_CHILDREN_MAX = 0
13        return old_value
14
15    def __init__(self, valobj, dict):
16        self.valobj = valobj
17        self.int_type = valobj.GetType().GetBasicType(lldb.eBasicTypeInt)
18
19    def num_children(self, max_num_children):
20        fooSynthProvider.MAX_NUM_CHILDREN_MAX = max(
21            fooSynthProvider.MAX_NUM_CHILDREN_MAX, max_num_children
22        )
23        return 3
24
25    def get_child_at_index(self, index):
26        if index == 0:
27            child = self.valobj.GetChildMemberWithName("a")
28        if index == 1:
29            child = self.valobj.CreateChildAtOffset("fake_a", 1, self.int_type)
30        if index == 2:
31            child = self.valobj.GetChildMemberWithName("r")
32        return child
33
34    def get_child_index(self, name):
35        if name == "a":
36            return 0
37        if name == "fake_a":
38            return 1
39        return 2
40