public ObjectValue GetValue(ObjectPath path, EvaluationOptions options)
{
if (path.Length != 2)
{
throw new NotSupportedException();
}
int[] idx = StringToIndices(path [1]);
object elem = array.GetElement(idx);
EvaluationContext cctx = ctx.WithOptions(options);
ObjectValue val = cctx.Adapter.CreateObjectValue(cctx, this, path, elem, ObjectValueFlags.ArrayElement);
if (elem != null && !cctx.Adapter.IsNull(cctx, elem))
{
TypeDisplayData tdata = cctx.Adapter.GetTypeDisplayData(cctx, cctx.Adapter.GetValueType(cctx, elem));
if (!string.IsNullOrEmpty(tdata.NameDisplayString))
{
try {
val.Name = cctx.Adapter.EvaluateDisplayString(cctx, elem, tdata.NameDisplayString);
} catch (MissingMemberException) {
// missing property or otherwise malformed DebuggerDisplay string
}
}
}
return(val);
}
public ObjectValue[] GetChildren(ObjectPath path, int index, int count, EvaluationOptions options)
{
EvaluationContext cctx = ctx.WithOptions(options);
object tdataType = null;
TypeDisplayData tdata = null;
List <ObjectValue> list = new List <ObjectValue> ();
foreach (ValueReference val in cctx.Adapter.GetMembersSorted(cctx, objectSource, type, obj, bindingFlags))
{
object decType = val.DeclaringType;
if (decType != null && decType != tdataType)
{
tdataType = decType;
tdata = cctx.Adapter.GetTypeDisplayData(cctx, decType);
}
DebuggerBrowsableState state = tdata.GetMemberBrowsableState(val.Name);
if (state == DebuggerBrowsableState.Never)
{
continue;
}
ObjectValue oval = val.CreateObjectValue(options);
list.Add(oval);
}
if ((bindingFlags & BindingFlags.NonPublic) == 0)
{
BindingFlags newFlags = bindingFlags | BindingFlags.NonPublic;
newFlags &= ~BindingFlags.Public;
list.Add(CreateNonPublicsNode(cctx, objectSource, type, obj, newFlags));
}
return(list.ToArray());
}
public object GetProxyObject(EvaluationContext ctx, object obj)
{
TypeDisplayData data = GetTypeDisplayData(ctx, GetValueType(ctx, obj));
if (string.IsNullOrEmpty(data.ProxyType) || !ctx.Options.AllowDebuggerProxy)
{
return(obj);
}
object[] typeArgs = null;
int i = data.ProxyType.IndexOf('`');
if (i != -1)
{
// The proxy type is an uninstantiated generic type.
// The number of type args of the proxy must match the args of the target object
int j = i + 1;
for (; j < data.ProxyType.Length && char.IsDigit(data.ProxyType[j]); j++)
{
;
}
int np = int.Parse(data.ProxyType.Substring(i + 1, j - i - 1));
typeArgs = GetTypeArgs(ctx, GetValueType(ctx, obj));
if (typeArgs.Length != np)
{
return(obj);
}
}
object ttype = GetType(ctx, data.ProxyType, typeArgs);
if (ttype == null)
{
i = data.ProxyType.IndexOf(',');
if (i != -1)
{
ttype = GetType(ctx, data.ProxyType.Substring(0, i).Trim(), typeArgs);
}
}
if (ttype == null)
{
throw new EvaluatorException("Unknown type '{0}'", data.ProxyType);
}
try {
object val = CreateValue(ctx, ttype, obj);
return(val ?? obj);
} catch (Exception ex) {
ctx.WriteDebuggerError(ex);
return(obj);
}
}
protected virtual ObjectValue CreateObjectValueImpl(EvaluationContext ctx, Mono.Debugging.Backend.IObjectValueSource source, ObjectPath path, object obj, ObjectValueFlags flags)
{
string typeName = obj != null?GetValueTypeName(ctx, obj) : "";
if (obj == null || IsNull(ctx, obj))
{
return(ObjectValue.CreateNullObject(source, path, GetDisplayTypeName(typeName), flags));
}
else if (IsPrimitive(ctx, obj) || IsEnum(ctx, obj))
{
return(ObjectValue.CreatePrimitive(source, path, GetDisplayTypeName(typeName), ctx.Evaluator.TargetObjectToExpression(ctx, obj), flags));
}
else if (IsArray(ctx, obj))
{
return(ObjectValue.CreateObject(source, path, GetDisplayTypeName(typeName), ctx.Evaluator.TargetObjectToExpression(ctx, obj), flags, null));
}
else
{
TypeDisplayData tdata = GetTypeDisplayData(ctx, GetValueType(ctx, obj));
EvaluationResult tvalue;
if (!string.IsNullOrEmpty(tdata.ValueDisplayString) && ctx.Options.AllowDisplayStringEvaluation)
{
tvalue = new EvaluationResult(EvaluateDisplayString(ctx, obj, tdata.ValueDisplayString));
}
else
{
tvalue = ctx.Evaluator.TargetObjectToExpression(ctx, obj);
}
string tname;
if (!string.IsNullOrEmpty(tdata.TypeDisplayString) && ctx.Options.AllowDisplayStringEvaluation)
{
tname = EvaluateDisplayString(ctx, obj, tdata.TypeDisplayString);
}
else
{
tname = GetDisplayTypeName(typeName);
}
ObjectValue oval = ObjectValue.CreateObject(source, path, tname, tvalue, flags, null);
if (!string.IsNullOrEmpty(tdata.NameDisplayString) && ctx.Options.AllowDisplayStringEvaluation)
{
oval.Name = EvaluateDisplayString(ctx, obj, tdata.NameDisplayString);
}
return(oval);
}
}
public virtual object TargetObjectToObject(EvaluationContext ctx, object obj)
{
if (IsNull(ctx, obj))
{
return(null);
}
else if (IsArray(ctx, obj))
{
ICollectionAdaptor adaptor = CreateArrayAdaptor(ctx, obj);
string ename = GetDisplayTypeName(GetTypeName(ctx, adaptor.ElementType));
int[] dims = adaptor.GetDimensions();
StringBuilder tn = new StringBuilder("[");
for (int n = 0; n < dims.Length; n++)
{
if (n > 0)
{
tn.Append(',');
}
tn.Append(dims[n]);
}
tn.Append("]");
int i = ename.LastIndexOf('>');
if (i == -1)
{
i = 0;
}
i = ename.IndexOf('[', i);
if (i != -1)
{
return(new EvaluationResult("{" + ename.Substring(0, i) + tn + ename.Substring(i) + "}"));
}
else
{
return(new EvaluationResult("{" + ename + tn + "}"));
}
}
else if (IsEnum(ctx, obj))
{
object type = GetValueType(ctx, obj);
object longType = GetType(ctx, "System.Int64");
object c = Cast(ctx, obj, longType);
long val = (long)TargetObjectToObject(ctx, c);
long rest = val;
string typeName = GetTypeName(ctx, type);
string composed = string.Empty;
string composedDisplay = string.Empty;
foreach (EnumMember em in GetEnumMembers(ctx, type))
{
if (em.Value == val)
{
return(new EvaluationResult(typeName + "." + em.Name, em.Name));
}
else
{
if (em.Value != 0 && (rest & em.Value) == em.Value)
{
rest &= ~em.Value;
if (composed.Length > 0)
{
composed += "|";
composedDisplay += "|";
}
composed += typeName + "." + em.Name;
composedDisplay += em.Name;
}
}
}
if (IsFlagsEnumType(ctx, type) && rest == 0 && composed.Length > 0)
{
return(new EvaluationResult(composed, composedDisplay));
}
else
{
return(new EvaluationResult(val.ToString()));
}
}
else if (GetValueTypeName(ctx, obj) == "System.Decimal")
{
string res = CallToString(ctx, obj);
// This returns the decimal formatted using the current culture. It has to be converted to invariant culture.
decimal dec = decimal.Parse(res);
res = dec.ToString(System.Globalization.CultureInfo.InvariantCulture);
return(new EvaluationResult(res));
}
else if (IsClassInstance(ctx, obj))
{
TypeDisplayData tdata = GetTypeDisplayData(ctx, GetValueType(ctx, obj));
if (!string.IsNullOrEmpty(tdata.ValueDisplayString) && ctx.Options.AllowDisplayStringEvaluation)
{
return(new EvaluationResult(EvaluateDisplayString(ctx, obj, tdata.ValueDisplayString)));
}
// Return the type name
if (ctx.Options.AllowToStringCalls)
{
return(new EvaluationResult("{" + CallToString(ctx, obj) + "}"));
}
if (!string.IsNullOrEmpty(tdata.TypeDisplayString) && ctx.Options.AllowDisplayStringEvaluation)
{
return(new EvaluationResult("{" + EvaluateDisplayString(ctx, obj, tdata.TypeDisplayString) + "}"));
}
return(new EvaluationResult("{" + GetDisplayTypeName(GetValueTypeName(ctx, obj)) + "}"));
}
return(new EvaluationResult("{" + CallToString(ctx, obj) + "}"));
}
public virtual ObjectValue[] GetObjectValueChildren(EvaluationContext ctx, IObjectSource objectSource, object type, object obj, int firstItemIndex, int count, bool dereferenceProxy)
{
if (IsArray(ctx, obj))
{
ArrayElementGroup agroup = new ArrayElementGroup(ctx, CreateArrayAdaptor(ctx, obj));
return(agroup.GetChildren(ctx.Options));
}
if (IsPrimitive(ctx, obj))
{
return(new ObjectValue[0]);
}
bool showRawView = false;
// If there is a proxy, it has to show the members of the proxy
object proxy = obj;
if (dereferenceProxy)
{
proxy = GetProxyObject(ctx, obj);
if (proxy != obj)
{
type = GetValueType(ctx, proxy);
showRawView = true;
}
}
TypeDisplayData tdata = GetTypeDisplayData(ctx, type);
bool groupPrivateMembers = ctx.Options.GroupPrivateMembers && (ctx.Options.GroupUserPrivateMembers || IsExternalType(ctx, type));
List <ObjectValue> values = new List <ObjectValue> ();
BindingFlags flattenFlag = ctx.Options.FlattenHierarchy ? (BindingFlags)0 : BindingFlags.DeclaredOnly;
BindingFlags nonNonPublicFlag = groupPrivateMembers || showRawView ? (BindingFlags)0 : BindingFlags.NonPublic;
BindingFlags staticFlag = ctx.Options.GroupStaticMembers ? (BindingFlags)0 : BindingFlags.Static;
BindingFlags access = BindingFlags.Public | BindingFlags.Instance | flattenFlag | nonNonPublicFlag | staticFlag;
// Load all members to a list before creating the object values,
// to avoid problems with objects being invalidated due to evaluations in the target,
List <ValueReference> list = new List <ValueReference> ();
list.AddRange(GetMembersSorted(ctx, objectSource, type, proxy, access));
object tdataType = type;
foreach (ValueReference val in list)
{
try {
object decType = val.DeclaringType;
if (decType != null && decType != tdataType)
{
tdataType = decType;
tdata = GetTypeDisplayData(ctx, decType);
}
DebuggerBrowsableState state = tdata.GetMemberBrowsableState(val.Name);
if (state == DebuggerBrowsableState.Never)
{
continue;
}
if (state == DebuggerBrowsableState.RootHidden && dereferenceProxy)
{
object ob = val.Value;
if (ob != null)
{
values.Clear();
values.AddRange(GetObjectValueChildren(ctx, val, ob, -1, -1));
showRawView = true;
break;
}
}
else
{
ObjectValue oval = val.CreateObjectValue(true);
values.Add(oval);
}
}
catch (Exception ex) {
ctx.WriteDebuggerError(ex);
values.Add(ObjectValue.CreateError(null, new ObjectPath(val.Name), GetDisplayTypeName(GetTypeName(ctx, val.Type)), ex.Message, val.Flags));
}
}
if (showRawView)
{
values.Add(RawViewSource.CreateRawView(ctx, objectSource, obj));
}
else
{
if (IsArray(ctx, proxy))
{
ICollectionAdaptor col = CreateArrayAdaptor(ctx, proxy);
ArrayElementGroup agroup = new ArrayElementGroup(ctx, col);
ObjectValue val = ObjectValue.CreateObject(null, new ObjectPath("Raw View"), "", "", ObjectValueFlags.ReadOnly, values.ToArray());
values = new List <ObjectValue> ();
values.Add(val);
values.AddRange(agroup.GetChildren(ctx.Options));
}
else
{
if (ctx.Options.GroupStaticMembers && HasMembers(ctx, type, proxy, BindingFlags.Static | BindingFlags.Public | BindingFlags.NonPublic | flattenFlag))
{
access = BindingFlags.Static | BindingFlags.Public | flattenFlag | nonNonPublicFlag;
values.Add(FilteredMembersSource.CreateStaticsNode(ctx, objectSource, type, proxy, access));
}
if (groupPrivateMembers && HasMembers(ctx, type, proxy, BindingFlags.Instance | BindingFlags.NonPublic | flattenFlag | staticFlag))
{
values.Add(FilteredMembersSource.CreateNonPublicsNode(ctx, objectSource, type, proxy, BindingFlags.Instance | BindingFlags.NonPublic | flattenFlag | staticFlag));
}
if (!ctx.Options.FlattenHierarchy)
{
object baseType = GetBaseType(ctx, type, false);
if (baseType != null)
{
values.Insert(0, BaseTypeViewSource.CreateBaseTypeView(ctx, objectSource, baseType, proxy));
}
}
}
}
return(values.ToArray());
}
public ObjectValue[] GetChildren(ObjectPath path, int firstItemIndex, int count, EvaluationOptions options)
{
EvaluationContext cctx = ctx.WithOptions(options);
if (path.Length > 1)
{
// Looking for children of an array element
int[] idx = StringToIndices(path [1]);
object obj = array.GetElement(idx);
return(cctx.Adapter.GetObjectValueChildren(cctx, new ArrayObjectSource(array, path[1]), obj, firstItemIndex, count));
}
int lowerBound;
int upperBound;
bool isLastDimension;
if (dimensions.Length > 1)
{
int rank = baseIndices.Length;
lowerBound = array.GetLowerBounds() [rank];
upperBound = lowerBound + dimensions [rank] - 1;
isLastDimension = rank == dimensions.Length - 1;
}
else
{
lowerBound = array.GetLowerBounds() [0];
upperBound = lowerBound + dimensions [0] - 1;
isLastDimension = true;
}
int len;
int initalIndex;
if (!IsRange)
{
initalIndex = lowerBound;
len = upperBound + 1 - lowerBound;
}
else
{
initalIndex = firstIndex;
len = lastIndex - firstIndex + 1;
}
if (firstItemIndex == -1)
{
firstItemIndex = 0;
count = len;
}
// Make sure the group doesn't have too many elements. If so, divide
int div = 1;
while (len / div > MaxChildCount)
{
div *= 10;
}
if (div == 1 && isLastDimension)
{
// Return array elements
ObjectValue[] values = new ObjectValue [count];
ObjectPath newPath = new ObjectPath("this");
int[] curIndex = new int [baseIndices.Length + 1];
Array.Copy(baseIndices, curIndex, baseIndices.Length);
string curIndexStr = IndicesToString(baseIndices);
if (baseIndices.Length > 0)
{
curIndexStr += ",";
}
curIndex [curIndex.Length - 1] = initalIndex + firstItemIndex;
var elems = array.GetElements(curIndex, System.Math.Min(values.Length, upperBound - lowerBound + 1));
for (int n = 0; n < values.Length; n++)
{
int index = n + initalIndex + firstItemIndex;
string sidx = curIndexStr + index;
ObjectValue val;
string ename = "[" + sidx.Replace(",", ", ") + "]";
if (index > upperBound)
{
val = ObjectValue.CreateUnknown(sidx);
}
else
{
curIndex [curIndex.Length - 1] = index;
val = cctx.Adapter.CreateObjectValue(cctx, this, newPath.Append(sidx), elems.GetValue(n), ObjectValueFlags.ArrayElement);
if (elems.GetValue(n) != null && !cctx.Adapter.IsNull(cctx, elems.GetValue(n)))
{
TypeDisplayData tdata = cctx.Adapter.GetTypeDisplayData(cctx, cctx.Adapter.GetValueType(cctx, elems.GetValue(n)));
if (!string.IsNullOrEmpty(tdata.NameDisplayString))
{
try {
ename = cctx.Adapter.EvaluateDisplayString(cctx, elems.GetValue(n), tdata.NameDisplayString);
} catch (MissingMemberException) {
// missing property or otherwise malformed DebuggerDisplay string
}
}
}
}
val.Name = ename;
values [n] = val;
}
return(values);
}
if (!isLastDimension && div == 1)
{
// Return an array element group for each index
var list = new List <ObjectValue> ();
for (int i = 0; i < count; i++)
{
int index = i + initalIndex + firstItemIndex;
ObjectValue val;
// This array must be created at every call to avoid sharing
// changes with all array groups
int[] curIndex = new int [baseIndices.Length + 1];
Array.Copy(baseIndices, curIndex, baseIndices.Length);
curIndex [curIndex.Length - 1] = index;
if (index > upperBound)
{
val = ObjectValue.CreateUnknown("");
}
else
{
ArrayElementGroup grp = new ArrayElementGroup(cctx, array, curIndex);
val = grp.CreateObjectValue();
}
list.Add(val);
}
return(list.ToArray());
}
else
{
// Too many elements. Split the array.
// Don't make divisions of 10 elements, min is 100
if (div == 10)
{
div = 100;
}
// Create the child groups
int i = initalIndex + firstItemIndex;
len += i;
var list = new List <ObjectValue> ();
while (i < len)
{
int end = i + div - 1;
if (end >= len)
{
end = len - 1;
}
ArrayElementGroup grp = new ArrayElementGroup(cctx, array, baseIndices, i, end);
list.Add(grp.CreateObjectValue());
i += div;
}
return(list.ToArray());
}
}
public override ObjectValue[] GetChildren(ObjectPath path, int index, int count, EvaluationOptions options)
{
EvaluationContext ctx = GetContext(options);
try
{
List <ObjectValue> list = new List <ObjectValue> ();
BindingFlags flattenFlag = options.FlattenHierarchy ? (BindingFlags)0 : BindingFlags.DeclaredOnly;
BindingFlags flags = BindingFlags.Static | BindingFlags.Public | flattenFlag;
bool groupPrivateMembers = options.GroupPrivateMembers && (options.GroupUserPrivateMembers || ctx.Adapter.IsExternalType(ctx, type));
if (!groupPrivateMembers)
{
flags |= BindingFlags.NonPublic;
}
TypeDisplayData tdata = ctx.Adapter.GetTypeDisplayData(ctx, type);
object tdataType = type;
foreach (ValueReference val in ctx.Adapter.GetMembersSorted(ctx, this, type, null, flags))
{
object decType = val.DeclaringType;
if (decType != null && decType != tdataType)
{
tdataType = decType;
tdata = ctx.Adapter.GetTypeDisplayData(ctx, decType);
}
DebuggerBrowsableState state = tdata.GetMemberBrowsableState(val.Name);
if (state == DebuggerBrowsableState.Never)
{
continue;
}
ObjectValue oval = val.CreateObjectValue(options);
list.Add(oval);
}
List <ObjectValue> nestedTypes = new List <ObjectValue> ();
foreach (object t in ctx.Adapter.GetNestedTypes(ctx, type))
{
nestedTypes.Add(new TypeValueReference(ctx, t).CreateObjectValue(options));
}
nestedTypes.Sort(delegate(ObjectValue v1, ObjectValue v2)
{
return(v1.Name.CompareTo(v2.Name));
});
list.AddRange(nestedTypes);
if (groupPrivateMembers)
{
list.Add(FilteredMembersSource.CreateNonPublicsNode(ctx, this, type, null, BindingFlags.NonPublic | BindingFlags.Static | flattenFlag));
}
if (!options.FlattenHierarchy)
{
object baseType = ctx.Adapter.GetBaseType(ctx, type, false);
if (baseType != null)
{
TypeValueReference baseRef = new TypeValueReference(ctx, baseType);
ObjectValue baseVal = baseRef.CreateObjectValue(false);
baseVal.Name = "base";
list.Insert(0, baseVal);
}
}
return(list.ToArray());
}
catch (Exception ex)
{
Console.WriteLine(ex);
ctx.WriteDebuggerOutput(ex.Message);
return(new ObjectValue [0]);
}
}
protected override TypeDisplayData OnGetTypeDisplayData (EvaluationContext gctx, object type)
{
MdbEvaluationContext ctx = (MdbEvaluationContext) gctx;
TargetType tt = (TargetType) type;
if (tt.HasClassType) {
TypeDisplayData data = new TypeDisplayData ();
if (tt.ClassType.DebuggerTypeProxyAttribute != null) {
data.ProxyType = tt.ClassType.DebuggerTypeProxyAttribute.ProxyTypeName;
}
if (tt.ClassType.DebuggerDisplayAttribute != null) {
data.NameDisplayString = tt.ClassType.DebuggerDisplayAttribute.Name;
data.TypeDisplayString = tt.ClassType.DebuggerDisplayAttribute.Type;
data.ValueDisplayString = tt.ClassType.DebuggerDisplayAttribute.Value;
}
foreach (MemberReference mem in ObjectUtil.GetTypeMembers (ctx, tt, true, true, true, BindingFlags.Public | BindingFlags.NonPublic | BindingFlags.Instance | BindingFlags.Static)) {
if (mem.Member.DebuggerBrowsableState.HasValue) {
if (data.MemberData == null)
data.MemberData = new Dictionary<string, DebuggerBrowsableState> ();
data.MemberData [mem.Member.Name] = mem.Member.DebuggerBrowsableState.Value;
}
}
return data;
}
return base.OnGetTypeDisplayData (ctx, type);
}