1 files changed, 66 insertions, 0 deletions
diff --git a/examples/summaries/synth.py b/examples/summaries/synth.py
new file mode 100644
index 000000000000..23f02d9b50f3
--- /dev/null
+++ b/examples/summaries/synth.py
@@ -0,0 +1,66 @@
+import lldb
+
+
+class PythonObjectSyntheticChildProvider(object):
+
+    def __init__(self, value, internal_dict):
+        self.value = value
+        self.values = self.make_children()
+        self.built_values = {}
+        self.bo = self.value.target.byte_order
+        self.ps = self.value.target.addr_size
+
+    def make_children(self):
+        pass
+
+    def num_children(self):
+        return len(self.values)
+
+    def get_child_index(self, name):
+        i = 0
+        for N, value in self.values:
+            if N == name:
+                return i
+            i += 1
+        return None
+
+    def update(self):
+        pass
+
+    def has_children(self):
+        return len(self.values) > 0
+
+    def gen_child(self, name, value):
+        data = None
+        type = None
+        if isinstance(value, int):
+            data = lldb.SBData.CreateDataFromUInt32Array(
+                self.bo, self.ps, [value])
+            type = self.value.target.GetBasicType(lldb.eBasicTypeInt)
+        elif isinstance(value, long):
+            data = lldb.SBData.CreateDataFromUInt64Array(
+                self.bo, self.ps, [value])
+            type = self.value.target.GetBasicType(lldb.eBasicTypeLong)
+        elif isinstance(value, float):
+            data = lldb.SBData.CreateDataFromDoubleArray(
+                self.bo, self.ps, [value])
+            type = self.value.target.GetBasicType(lldb.eBasicTypeDouble)
+        elif isinstance(value, str):
+            data = lldb.SBData.CreateDataFromCString(self.bo, self.ps, value)
+            type = self.value.target.GetBasicType(
+                lldb.eBasicTypeChar).GetArrayType(
+                len(value))
+        if (data is not None) and (type is not None):
+            return self.value.CreateValueFromData(name, data, type)
+        return None
+
+    def get_child_at_index(self, index):
+        if index in self.built_values:
+            return self.built_values[index]
+
+        bv = None
+
+        name, value = self.values[index]
+        bv = self.gen_child(name, value)
+        self.built_values[index] = bv
+        return bv