static void AddCapturedLocalVariables(List <DebugLocalVariableInfo> vars, int scopeStartOffset, int scopeEndOffset, ValueGetter getCaptureClass, DebugType captureClassType)
{
if (captureClassType.IsDisplayClass || captureClassType.IsYieldEnumerator || captureClassType.IsAsyncStateMachine)
{
foreach (DebugFieldInfo fieldInfo in captureClassType.GetFields())
{
DebugFieldInfo fieldInfoCopy = fieldInfo;
if (fieldInfo.Name.StartsWith("CS$"))
{
continue; // Ignore
}
DebugLocalVariableInfo locVar = new DebugLocalVariableInfo(
fieldInfo.Name,
-1,
scopeStartOffset,
scopeEndOffset,
(DebugType)fieldInfo.FieldType,
delegate(StackFrame context) {
return(getCaptureClass(context).GetFieldValue(fieldInfoCopy));
}
);
locVar.IsCaptured = true;
if (locVar.Name.StartsWith("<>"))
{
bool hasThis = false;
foreach (DebugLocalVariableInfo l in vars)
{
if (l.IsThis)
{
hasThis = true;
break;
}
}
if (!hasThis && locVar.Name.EndsWith("__this"))
{
locVar.Name = "this";
locVar.IsThis = true;
}
else
{
continue; // Ignore
}
}
if (locVar.Name.StartsWith("<"))
{
int endIndex = locVar.Name.IndexOf('>');
if (endIndex == -1)
{
continue; // Ignore
}
locVar.Name = fieldInfo.Name.Substring(1, endIndex - 1);
}
vars.Add(locVar);
}
}
}
List <DebugLocalVariableInfo> GetLocalVariablesInScope(ISymUnmanagedScope symScope)
{
List <DebugLocalVariableInfo> vars = new List <DebugLocalVariableInfo>();
foreach (ISymUnmanagedVariable symVar in symScope.GetLocals())
{
ISymUnmanagedVariable symVarCopy = symVar;
int start;
SignatureReader sigReader = new SignatureReader(symVar.GetSignature());
LocalVarSig.LocalVariable locVarSig = sigReader.ReadLocalVariable(sigReader.Blob, 0, out start);
DebugType locVarType = DebugType.CreateFromSignature(this.DebugModule, locVarSig.Type, declaringType);
// Compiler generated?
// NB: Display class does not have the compiler-generated flag
if ((symVar.GetAttributes() & 1) == 1 || symVar.GetName().StartsWith("CS$"))
{
// Get display class from local variable
if (locVarType.IsDisplayClass)
{
AddCapturedLocalVariables(
vars,
(int)symScope.GetStartOffset(),
(int)symScope.GetEndOffset(),
delegate(StackFrame context) {
return(GetLocalVariableValue(context, symVarCopy));
},
locVarType
);
}
}
else
{
DebugLocalVariableInfo locVar = new DebugLocalVariableInfo(
symVar.GetName(),
(int)symVar.GetAddressField1(),
// symVar also has Get*Offset methods, but the are not implemented
(int)symScope.GetStartOffset(),
(int)symScope.GetEndOffset(),
locVarType,
delegate(StackFrame context) {
return(GetLocalVariableValue(context, symVarCopy));
}
);
vars.Add(locVar);
}
}
foreach (ISymUnmanagedScope childScope in symScope.GetChildren())
{
vars.AddRange(GetLocalVariablesInScope(childScope));
}
return(vars);
}
List<DebugLocalVariableInfo> GetLocalVariablesInScope(ISymUnmanagedScope symScope)
{
List<DebugLocalVariableInfo> vars = new List<DebugLocalVariableInfo>();
foreach (ISymUnmanagedVariable symVar in symScope.GetLocals()) {
ISymUnmanagedVariable symVarCopy = symVar;
var locVarSig = new DebugSignatureReader().ReadTypeSignature(symVar.GetSignature());
DebugType locVarType = DebugType.CreateFromSignature(this.DebugModule, locVarSig, declaringType);
// Compiler generated?
// NB: Display class does not have the compiler-generated flag
if ((symVar.GetAttributes() & 1) == 1 || symVar.GetName().StartsWith("CS$")) {
// Get display class from local variable
if (locVarType.IsDisplayClass) {
AddCapturedLocalVariables(
vars,
(int)symScope.GetStartOffset(),
(int)symScope.GetEndOffset(),
delegate(StackFrame context) {
return GetLocalVariableValue(context, symVarCopy);
},
locVarType
);
}
} else {
DebugLocalVariableInfo locVar = new DebugLocalVariableInfo(
symVar.GetName(),
(int)symVar.GetAddressField1(),
// symVar also has Get*Offset methods, but the are not implemented
(int)symScope.GetStartOffset(),
(int)symScope.GetEndOffset(),
locVarType,
delegate(StackFrame context) {
return GetLocalVariableValue(context, symVarCopy);
}
);
vars.Add(locVar);
}
}
foreach(ISymUnmanagedScope childScope in symScope.GetChildren()) {
vars.AddRange(GetLocalVariablesInScope(childScope));
}
return vars;
}
static void AddCapturedLocalVariables(List<DebugLocalVariableInfo> vars, int scopeStartOffset, int scopeEndOffset, ValueGetter getCaptureClass, DebugType captureClassType)
{
if (captureClassType.IsDisplayClass || captureClassType.IsYieldEnumerator) {
foreach(DebugFieldInfo fieldInfo in captureClassType.GetFields()) {
DebugFieldInfo fieldInfoCopy = fieldInfo;
if (fieldInfo.Name.StartsWith("CS$")) continue; // Ignore
DebugLocalVariableInfo locVar = new DebugLocalVariableInfo(
fieldInfo.Name,
-1,
scopeStartOffset,
scopeEndOffset,
(DebugType)fieldInfo.FieldType,
delegate(StackFrame context) {
return getCaptureClass(context).GetFieldValue(fieldInfoCopy);
}
);
locVar.IsCaptured = true;
if (locVar.Name.StartsWith("<>")) {
bool hasThis = false;
foreach(DebugLocalVariableInfo l in vars) {
if (l.IsThis) {
hasThis = true;
break;
}
}
if (!hasThis && locVar.Name.EndsWith("__this")) {
locVar.Name = "this";
locVar.IsThis = true;
} else {
continue; // Ignore
}
}
if (locVar.Name.StartsWith("<")) {
int endIndex = locVar.Name.IndexOf('>');
if (endIndex == -1) continue; // Ignore
locVar.Name = fieldInfo.Name.Substring(1, endIndex - 1);
}
vars.Add(locVar);
}
}
}
public List<DebugLocalVariableInfo> GetLocalVariables()
{
if (localVariables != null) return localVariables;
// Generated constructor may not have any symbols
if (this.SymMethod == null)
return new List<DebugLocalVariableInfo>();
localVariables = GetLocalVariablesInScope(this.SymMethod.GetRootScope());
if (declaringType.IsDisplayClass || declaringType.IsYieldEnumerator) {
// Get display class from self
AddCapturedLocalVariables(
localVariables,
0, int.MaxValue,
delegate(StackFrame context) {
return context.GetThisValue();
},
declaringType
);
// Get dispaly classes from fields
foreach(DebugFieldInfo fieldInfo in this.DeclaringType.GetFields()) {
DebugFieldInfo fieldInfoCopy = fieldInfo;
if (fieldInfo.Name.StartsWith("CS$")) {
AddCapturedLocalVariables(
localVariables,
0, int.MaxValue,
delegate(StackFrame context) {
return context.GetThisValue().GetFieldValue(fieldInfoCopy);
},
(DebugType)fieldInfo.FieldType
);
}
}
} else {
// Add this
if (!this.IsStatic) {
DebugLocalVariableInfo thisVar = new DebugLocalVariableInfo(
"this",
-1,
0, int.MaxValue,
declaringType,
delegate(StackFrame context) {
return context.GetThisValue();
}
);
thisVar.IsThis = true;
localVariables.Add(thisVar);
}
}
return localVariables;
}
public List <DebugLocalVariableInfo> GetLocalVariables()
{
if (localVariables != null)
{
return(localVariables);
}
// Generated constructor may not have any symbols
if (this.SymMethod == null)
{
return(new List <DebugLocalVariableInfo>());
}
localVariables = GetLocalVariablesInScope(this.SymMethod.GetRootScope());
if (declaringType.IsDisplayClass || declaringType.IsYieldEnumerator || declaringType.IsAsyncStateMachine)
{
// Get display class from self
AddCapturedLocalVariables(
localVariables,
0, int.MaxValue,
delegate(StackFrame context) {
return(context.GetThisValue());
},
declaringType
);
// Get dispaly classes from fields
foreach (DebugFieldInfo fieldInfo in this.DeclaringType.GetFields())
{
DebugFieldInfo fieldInfoCopy = fieldInfo;
if (fieldInfo.Name.StartsWith("CS$"))
{
AddCapturedLocalVariables(
localVariables,
0, int.MaxValue,
delegate(StackFrame context) {
return(context.GetThisValue().GetFieldValue(fieldInfoCopy));
},
(DebugType)fieldInfo.FieldType
);
}
}
}
else
{
// Add this
if (!this.IsStatic)
{
DebugLocalVariableInfo thisVar = new DebugLocalVariableInfo(
"this",
-1,
0, int.MaxValue,
declaringType,
delegate(StackFrame context) {
return(context.GetThisValue());
}
);
thisVar.IsThis = true;
localVariables.Add(thisVar);
}
}
return(localVariables);
}
