public static TargetClassObject ToClassObject(MdbEvaluationContext ctx, TargetObject obj)
{
TargetClassObject cobj = obj as TargetClassObject;
if (cobj != null)
{
return(cobj);
}
TargetObjectObject oobj = obj as TargetObjectObject;
if (oobj != null)
{
return(oobj.GetClassObject(ctx.Thread));
}
TargetArrayObject aobj = obj as TargetArrayObject;
if ((aobj != null) && aobj.HasClassObject)
{
return(aobj.GetClassObject(ctx.Thread));
}
return(null);
}
static TargetObject ImplicitReferenceConversion(MdbEvaluationContext ctx,
TargetClassObject obj,
TargetClassType type)
{
if (obj.Type == type)
{
return(obj);
}
if (obj.Type.HasParent)
{
TargetObject pobj = obj.GetParentObject(ctx.Thread);
if (pobj != null)
{
pobj = ImplicitConversion(ctx, pobj, type);
if (pobj != null)
{
return(pobj);
}
}
}
if (ImplicitReferenceConversionExists(ctx, obj.Type, type))
{
return(obj);
}
return(null);
}
protected void FormatClassObject(Thread target, TargetClassObject obj,
TargetClass class_info, ref bool first)
{
Append("{ ");
indent_level += 3;
if (obj.Type.HasParent)
{
TargetClassObject parent = obj.GetParentObject(target);
if ((parent != null) && (parent.Type != parent.Type.Language.ObjectType))
{
Append("<{0}> = ", parent.Type.Name);
CheckLineWrap();
FormatStructObject(target, parent);
first = false;
}
}
TargetFieldInfo[] fields = class_info.GetFields(target);
for (int i = 0; i < fields.Length; i++)
{
if (fields [i].IsStatic || fields [i].HasConstValue)
{
continue;
}
if (fields [i].IsCompilerGenerated)
{
continue;
}
if (fields [i].DebuggerBrowsableState == DebuggerBrowsableState.Never)
{
continue;
}
if (!first)
{
Append(", ");
CheckLineWrap();
}
first = false;
Append(fields [i].Name + " = ");
try {
TargetObject fobj = class_info.GetField(target, obj, fields [i]);
if (fobj == null)
{
Append("null");
}
else
{
FormatObjectRecursed(target, fobj, true);
}
} catch {
Append("<cannot display object>");
}
}
Append(first ? "}" : " }");
indent_level -= 3;
}
protected void FormatStructObject(Thread target, TargetClassObject obj)
{
bool first = true;
TargetClass class_info = obj.Type.GetClass(target);
if (class_info != null)
{
FormatClassObject(target, obj, class_info, ref first);
}
}
static TargetStructObject TryCurrentCast(MdbEvaluationContext ctx, TargetClassObject source, TargetClassType target_type)
{
TargetStructObject current = source.GetCurrentObject(ctx.Thread);
if (current == null)
{
return(null);
}
return(TryParentCast(ctx, current, current.Type, target_type));
}
public void Main()
{
Process process = Start();
Assert.IsTrue(process.IsManaged);
Assert.IsTrue(process.MainThread.IsStopped);
Thread thread = process.MainThread;
AssertStopped(thread, "main", "X.Main()");
AssertExecute("continue");
AssertHitBreakpoint(thread, "main2", "X.Main()");
TargetClassObject a = EvaluateExpression(thread, "a") as TargetClassObject;
TargetClassObject b = EvaluateExpression(thread, "b") as TargetClassObject;
Assert.IsTrue(a != null);
Assert.IsTrue(b != null);
string text;
EE.EvaluationResult result;
result = EE.MonoObjectToString(thread, a, EE.EvaluationFlags.None, 500, out text);
if (result != ExpressionEvaluator.EvaluationResult.Ok)
{
Assert.Fail("Failed to print `a': got result {0}", result);
}
if (text != "Foo (3)")
{
Assert.Fail("Failed to print `a': got result {0}", text);
}
result = EE.MonoObjectToString(thread, b, EE.EvaluationFlags.None, 500, out text);
if (result != EE.EvaluationResult.Timeout)
{
Assert.Fail("Failed to print `a': got result {0}", result);
}
AssertExecute("continue");
AssertTargetOutput("TEST: Foo (3) Foo (8)");
AssertTargetExited(thread.Process);
}
internal bool CheckException(MonoLanguageBackend mono, TargetMemoryAccess target,
TargetAddress address)
{
TargetClassObject exc = mono.CreateObject(target, address) as TargetClassObject;
if (exc == null)
{
return(false); // OOOPS
}
if (exception == null)
{
exception = mono.LookupType(Name);
}
if (exception == null)
{
return(false);
}
return(IsSubclassOf(target, exc.Type, exception));
}
AbstractVariable[] GetChildNodes()
{
ArrayList nodes = new ArrayList();
TargetClassObject parent = obj.GetParentObject(stackFrame.Thread);
if (parent != null && parent.Type != parent.Type.Language.ObjectType)
{
nodes.Add(new ClassVariable("<Base class>", stackFrame, parent));
}
if (obj.Type.StaticFields.Length > 0)
{
nodes.Add(new StaticMembers(this));
}
nodes.AddRange(FieldsToNodes(obj.Type.Fields));
return((AbstractVariable[])nodes.ToArray(typeof(AbstractVariable)));
}
string MonoObjectToString(TargetClassObject obj)
{
TargetClassType ctype = obj.Type;
if ((ctype.Name == "System.Object") || (ctype.Name == "System.ValueType"))
{
return(null);
}
string text, dummy;
EE.EvaluationResult result;
if (ctype.DebuggerDisplayAttribute != null)
{
result = HandleDebuggerDisplay(Interpreter, CurrentThread, obj,
ctype.DebuggerDisplayAttribute,
-1, out text, out dummy);
if (result == EE.EvaluationResult.Ok)
{
return(String.Format("{{ {0} }}", text));
}
else if (result == EE.EvaluationResult.InvalidExpression)
{
if (text != null)
{
return(text);
}
}
}
result = EE.MonoObjectToString(CurrentThread, obj, EE.EvaluationFlags.None, -1, out text);
if (result == EE.EvaluationResult.Ok)
{
return(String.Format("{{ \"{0}\" }}", text));
}
return(null);
}
string DoFormatObject(TargetObject obj, DisplayFormat format)
{
if (format == DisplayFormat.Object)
{
TargetClassObject cobj = obj as TargetClassObject;
if (cobj != null)
{
string formatted = MonoObjectToString(cobj);
if (formatted != null)
{
return(formatted);
}
TargetObject proxy = CheckTypeProxy(cobj);
if (proxy != null)
{
obj = proxy;
}
}
}
return(CurrentThread.PrintObject(interpreter.Style, obj, format));
}
public static TargetObject TryCast(MdbEvaluationContext ctx, TargetObject source, TargetClassType target_type)
{
if (source.Type == target_type)
{
return(source);
}
TargetClassObject sobj = ToClassObject(ctx, source);
if (sobj == null)
{
return(null);
}
TargetStructObject result = TryParentCast(ctx, sobj, sobj.Type, target_type);
if (result != null)
{
return(result);
}
return(TryCurrentCast(ctx, sobj, target_type));
}
public TargetObject GetVariable(StackFrame frame, TargetMemoryAccess target,
string name)
{
TargetObject obj = GetObject(frame, target);
if ((obj == null) || (obj is TargetNullObject))
{
return(null);
}
TargetClassObject sobj = (TargetClassObject)obj;
foreach (TargetFieldInfo field in fields)
{
if (field.Name != name)
{
continue;
}
return(klass.GetInstanceField(target, sobj, field));
}
return(null);
}
public ClassVariable(string name, StackFrame stackFrame, TargetClassObject obj)
{
this.name = name;
this.stackFrame = stackFrame;
this.obj = obj;
}
public static TargetObject Cast(MdbEvaluationContext ctx, TargetObject obj, TargetType targetType)
{
obj = ObjectUtil.GetRealObject(ctx, obj);
if (obj.Type == targetType)
{
return(obj);
}
if (targetType is TargetObjectType || ObjectUtil.FixTypeName(targetType.Name) == "System.Object")
{
if (obj.Type.IsByRef)
{
return(obj);
}
return(BoxValue(ctx, obj));
}
if (targetType is TargetPointerType)
{
throw new NotSupportedException();
}
if (targetType is TargetFundamentalType)
{
TargetFundamentalObject fobj = obj as TargetFundamentalObject;
if (fobj == null)
{
throw new NotSupportedException();
}
TargetFundamentalType ftype = targetType as TargetFundamentalType;
TargetObject ob = ExplicitFundamentalConversion(ctx, fobj, ftype);
if (ob == null)
{
throw new NotSupportedException();
}
return(ob);
}
if (targetType is TargetNullableType)
{
TargetNullableType ntype = (TargetNullableType)targetType;
if (obj.Kind == TargetObjectKind.Null)
{
return(obj);
}
else if (obj.Kind != TargetObjectKind.Nullable)
{
return(ImplicitConversion(ctx, obj, ntype.ElementType));
}
TargetNullableType ntype2 = (TargetNullableType)obj.Type;
if (ImplicitConversionExists(ctx, ntype2.ElementType, ntype.ElementType))
{
return(obj);
}
}
TargetClassType ctype = ToClassType(targetType);
TargetClassObject source = ToClassObject(ctx, obj);
if (source == null)
{
throw new Exception(string.Format("Variable is not a class type."));
}
return(TryCast(ctx, source, ctype));
}