public override string[] SuggestCodeCompletion(string code)
{
if (CanLoadInterpreter)
{
Value cmd = Eval.NewString(process, code);
Eval.InvokeMethod(process, typeof(AbstractInterpreter), "SuggestCodeCompletion", interpreter, new Value[] { cmd });
return(null);
}
else
{
return(null);
}
}
public static Value NewObject(Process process, DebugType debugType)
{
ICorDebugType ppTypeArgs = null;
ICorDebugValue ppArgs = null;
Eval e = new Eval(
process,
"New object: " + debugType.Token,
delegate(ICorDebugEval corEval) { corEval.CastTo <ICorDebugEval2>().NewParameterizedObject
(debugType.GetDefaultConstructor(), (uint)debugType.GenericArguments.Count, ref ppTypeArgs, 0, ref ppArgs); }
);
return(e.EvaluateNow());
}
/// <summary> Invoke the ToString() method </summary>
public string InvokeToString()
{
if (this.Type.IsPrimitive)
{
return(AsString);
}
if (this.Type.IsPointer)
{
return("0x" + this.PointerAddress.ToString("X"));
}
// if (!IsObject) // Can invoke on primitives
return(Eval.InvokeMethod(Process, this.Type.AppDomainID, typeof(object), "ToString", this, new Value[] {}).AsString);
}
// return true if there was eval to setup and it was setup
internal bool SetupNextEvaluation()
{
this.AssertPaused();
while (pendingEvalsCollection.Count > 0)
{
Eval nextEval = pendingEvalsCollection.Dequeue();
if (nextEval.SetupEvaluation(this.SelectedThread))
{
activeEvals.Add(nextEval);
return(true);
}
}
return(false);
}
// Box value type
public Value Box(Thread evalThread)
{
byte[] rawValue = this.CorGenericValue.GetRawValue();
// The type must not be a primive type (always true in current design)
ICorDebugReferenceValue corRefValue = Eval.NewObjectNoConstructor(evalThread, this.Type).CorReferenceValue;
// Make the reference to box permanent
corRefValue = ((ICorDebugHeapValue2)corRefValue.Dereference()).CreateHandle(CorDebugHandleType.HANDLE_STRONG);
// Create new value
Value newValue = new Value(appDomain, corRefValue);
// Copy the data inside the box
newValue.CorGenericValue.SetRawValue(rawValue);
return(newValue);
}
void HandleEvalComplete(ICorDebugAppDomain pAppDomain, ICorDebugThread pThread, ICorDebugEval corEval, bool exception)
{
// Let the eval know that the CorEval has finished
Eval eval = process.GetEval(corEval);
eval.NotifyEvaluationComplete(!exception);
process.NotifyEvaluationComplete(eval);
if (process.SetupNextEvaluation())
{
ExitCallback_Continue();
}
else
{
ExitCallback_Paused();
}
}
bool InjectInterpreter()
{
if (!DebuggerService.IsDebuggerLoaded)
{
PrintLine(ResourceService.GetString("ICSharpCode.BooInterpreter.Debuggee.ErrorDebuggerNotLoaded"));
return(false);
}
WindowsDebugger winDebugger = DebuggerService.CurrentDebugger as WindowsDebugger;
if (winDebugger == null)
{
PrintLine(ResourceService.GetString("ICSharpCode.BooInterpreter.Debuggee.ErrorIncompatibleDebugger"));
return(false);
}
if (winDebugger.DebuggedProcess == null)
{
PrintLine(ResourceService.GetString("ICSharpCode.BooInterpreter.Debuggee.ErrorNoProgramDebugged"));
return(false);
}
process = winDebugger.DebuggedProcess;
process.Expired += delegate { interpreter = null; };
process.LogMessage -= OnDebuggerLogMessage;
process.LogMessage += OnDebuggerLogMessage;
Value assembly;
// Boo.Lang.Interpreter.dll
string path = Path.Combine(Path.GetDirectoryName(typeof(InterpreterContext).Assembly.Location), "Boo.Lang.Interpreter.dll");
assembly = LoadAssembly(path);
// Debugger.BooInterpreter.dll
assembly = LoadAssembly(typeof(DebugeeInteractiveInterpreter).Assembly.Location);
Value interpreterType = Eval.NewString(process, typeof(DebugeeInteractiveInterpreter).FullName);
interpreter = Eval.InvokeMethod(process, typeof(Assembly), "CreateInstance", assembly, new Value[] { interpreterType });
interpreter_localVariable = interpreter.GetMember("localVariable");
RunCommand(
"import System\n" +
"import System.IO\n" +
"import System.Text\n" +
"interpreter.RememberLastValue = true\n" +
"interpreter.Print = def(msg): System.Diagnostics.Debugger.Log(0xB00, \"DebugeeInterpreterContext.PrintLine\", msg)");
return(true);
}
public void SetPrimitiveValue(Thread evalThread, object value)
{
if (this.Type.IsKnownType(KnownTypeCode.String))
{
this.SetValue(evalThread, Eval.NewString(evalThread, value.ToString()));
}
else
{
if (!this.Type.IsPrimitiveType())
{
throw new DebuggerException("Value is not a primitive type");
}
if (value == null)
{
throw new DebuggerException("Can not set primitive value to null");
}
CorGenericValue.SetValue(this.Type.GetDefinition().KnownTypeCode, value);
}
}
/// <summary> Invoke the ToString() method </summary>
public string InvokeToString(int maxLength = int.MaxValue)
{
if (this.Type.IsPrimitive)
{
return(AsString(maxLength));
}
if (this.Type.FullName == typeof(string).FullName)
{
return(AsString(maxLength));
}
if (this.Type.IsPointer)
{
return("0x" + this.PointerAddress.ToString("X"));
}
// if (!IsObject) // Can invoke on primitives
DebugMethodInfo methodInfo = (DebugMethodInfo)this.AppDomain.ObjectType.GetMethod("ToString", new DebugType[] {});
return(Eval.InvokeMethod(methodInfo, this, new Value[] {}).AsString(maxLength));
}
/// <exception cref="GetValueException"><c>GetValueException</c>.</exception>
static void MethodInvokeStarter(Eval eval, MethodInfo method, Value thisValue, Value[] args)
{
List <ICorDebugValue> corArgs = new List <ICorDebugValue>();
args = args ?? new Value[0];
if (args.Length != method.ParameterCount)
{
throw new GetValueException("Invalid parameter count");
}
if (thisValue != null)
{
// if (!(thisValue.IsObject)) // eg Can evaluate on array
if (!method.DeclaringType.IsInstanceOfType(thisValue))
{
throw new GetValueException(
"Can not evaluate because the object is not of proper type. " +
"Expected: " + method.DeclaringType.FullName + " Seen: " + thisValue.Type.FullName
);
}
corArgs.Add(thisValue.CorValue);
}
foreach (Value arg in args)
{
// TODO: It is importatnt to pass the parameted in the correct form (boxed/unboxed)
// This is just a good guess
if (arg.Type.IsValueType)
{
corArgs.Add(arg.CorGenericValue.CastTo <ICorDebugValue>());
}
else
{
corArgs.Add(arg.CorValue);
}
}
ICorDebugType[] genericArgs = method.DeclaringType.GenericArgumentsAsCorDebugType;
eval.CorEval.CastTo <ICorDebugEval2>().CallParameterizedFunction(
method.CorFunction,
(uint)genericArgs.Length, genericArgs,
(uint)corArgs.Count, corArgs.ToArray()
);
}
public Value GetPermanentReference()
{
ICorDebugValue corValue = this.CorValue;
if (this.Type.IsClass)
{
corValue = this.CorObjectValue.CastTo <ICorDebugHeapValue2>().CreateHandle(CorDebugHandleType.HANDLE_STRONG).CastTo <ICorDebugValue>();
}
if (this.Type.IsValueType || this.Type.IsPrimitive)
{
if (!corValue.Is <ICorDebugReferenceValue>())
{
// Box the value type
if (this.Type.IsPrimitive)
{
// Get value type for the primive type
object o = this.PrimitiveValue;
corValue = Eval.NewObjectNoConstructor(DebugType.Create(process, null, this.Type.FullName)).RawCorValue;
this.SetPrimitiveValue(o);
}
else
{
corValue = Eval.NewObjectNoConstructor(this.Type).RawCorValue;
}
// Make the reference to box permanent
corValue = corValue.CastTo <ICorDebugReferenceValue>().Dereference().CastTo <ICorDebugHeapValue2>().CreateHandle(CorDebugHandleType.HANDLE_STRONG).CastTo <ICorDebugValue>();
// Create new value
Value newValue = new Value(process, new IExpirable[] {},
new IMutable[] {}, delegate { return(corValue); });
// Copy the data inside the box
newValue.CorGenericValue.RawValue = this.CorGenericValue.RawValue;
return(newValue);
}
else
{
// Make the reference to box permanent
corValue = corValue.CastTo <ICorDebugReferenceValue>().Dereference().CastTo <ICorDebugHeapValue2>().CreateHandle(CorDebugHandleType.HANDLE_STRONG).CastTo <ICorDebugValue>();
}
}
return(new Value(process, new IExpirable[] {},
new IMutable[] {}, delegate { return corValue; }));
}
public void SetValue(Value newValue)
{
ICorDebugValue corValue = this.CorValue;
ICorDebugValue newCorValue = newValue.CorValue;
if (corValue.Is <ICorDebugReferenceValue>())
{
if (newCorValue.Is <ICorDebugObjectValue>())
{
ICorDebugValue box = Eval.NewObjectNoConstructor(newValue.Type).CorValue;
newCorValue = box;
}
corValue.CastTo <ICorDebugReferenceValue>().SetValue(newCorValue.CastTo <ICorDebugReferenceValue>().Value);
}
else
{
corValue.CastTo <ICorDebugGenericValue>().RawValue =
newCorValue.CastTo <ICorDebugGenericValue>().RawValue;
}
}
/// <summary> Invoke the ToString() method </summary>
public string InvokeToString(Thread evalThread, int maxLength = int.MaxValue)
{
if (this.IsNull)
{
return(AsString(maxLength));
}
if (this.Type.IsPrimitiveType())
{
return(AsString(maxLength));
}
if (this.Type.IsKnownType(KnownTypeCode.String))
{
return(AsString(maxLength));
}
if (this.Type.Kind == TypeKind.Pointer)
{
return("0x" + this.PointerAddress.ToString("X"));
}
// Can invoke on primitives
IMethod methodInfo = (IMethod)this.AppDomain.ObjectType.GetMethods(m => m.Name == "ToString" && m.Parameters.Count == 0).Single();
return(Eval.InvokeMethod(evalThread, methodInfo, this, new Value[] {}).AsString(maxLength));
}
Value Box()
{
byte[] rawValue = this.CorGenericValue.RawValue;
// Box the value type
ICorDebugValue corValue;
if (this.Type.IsPrimitive)
{
// Get value type for the primive type
corValue = Eval.NewObjectNoConstructor(DebugType.Create(process, null, this.Type.FullName)).CorValue;
}
else
{
corValue = Eval.NewObjectNoConstructor(this.Type).CorValue;
}
// Make the reference to box permanent
corValue = corValue.CastTo <ICorDebugReferenceValue>().Dereference().CastTo <ICorDebugHeapValue2>().CreateHandle(CorDebugHandleType.HANDLE_STRONG).CastTo <ICorDebugValue>();
// Create new value
Value newValue = new Value(process, expression, corValue);
// Copy the data inside the box
newValue.CorGenericValue.RawValue = rawValue;
return(newValue);
}
/// <exception cref="GetValueException"><c>GetValueException</c>.</exception>
static void MethodInvokeStarter(Eval eval, DebugMethodInfo method, Value thisValue, Value[] args)
{
List <ICorDebugValue> corArgs = new List <ICorDebugValue>();
args = args ?? new Value[0];
if (args.Length != method.ParameterCount)
{
throw new GetValueException("Invalid parameter count");
}
if (!method.IsStatic)
{
if (thisValue == null)
{
throw new GetValueException("'this' is null");
}
if (thisValue.IsNull)
{
throw new GetValueException("Null reference");
}
// if (!(thisValue.IsObject)) // eg Can evaluate on array
if (!method.DeclaringType.IsInstanceOfType(thisValue))
{
throw new GetValueException(
"Can not evaluate because the object is not of proper type. " +
"Expected: " + method.DeclaringType.FullName + " Seen: " + thisValue.Type.FullName
);
}
corArgs.Add(thisValue.CorValue);
}
for (int i = 0; i < args.Length; i++)
{
Value arg = args[i];
DebugType paramType = (DebugType)method.GetParameters()[i].ParameterType;
if (!arg.Type.CanImplicitelyConvertTo(paramType))
{
throw new GetValueException("Inncorrect parameter type");
}
// Implicitely convert to correct primitve type
if (paramType.IsPrimitive && args[i].Type != paramType)
{
object oldPrimVal = arg.PrimitiveValue;
object newPrimVal = Convert.ChangeType(oldPrimVal, paramType.PrimitiveType);
arg = CreateValue(method.AppDomain, newPrimVal);
}
// It is importatnt to pass the parameted in the correct form (boxed/unboxed)
if (paramType.IsValueType)
{
corArgs.Add(arg.CorGenericValue);
}
else
{
if (args[i].Type.IsValueType)
{
corArgs.Add(arg.Box().CorValue);
}
else
{
corArgs.Add(arg.CorValue);
}
}
}
ICorDebugType[] genericArgs = ((DebugType)method.DeclaringType).GenericArgumentsAsCorDebugType;
eval.CorEval2.CallParameterizedFunction(
method.CorFunction,
(uint)genericArgs.Length, genericArgs,
(uint)corArgs.Count, corArgs.ToArray()
);
}
/// <exception cref="GetValueException"><c>GetValueException</c>.</exception>
static void MethodInvokeStarter(Eval eval, MethodInfo method, Value thisValue, Value[] args)
{
List<ICorDebugValue> corArgs = new List<ICorDebugValue>();
args = args ?? new Value[0];
if (args.Length != method.ParameterCount) {
throw new GetValueException("Invalid parameter count");
}
if (thisValue != null) {
// if (!(thisValue.IsObject)) // eg Can evaluate on array
if (!method.DeclaringType.IsInstanceOfType(thisValue)) {
throw new GetValueException(
"Can not evaluate because the object is not of proper type. " +
"Expected: " + method.DeclaringType.FullName + " Seen: " + thisValue.Type.FullName
);
}
corArgs.Add(thisValue.CorValue);
}
foreach(Value arg in args) {
// TODO: It is importatnt to pass the parameted in the correct form (boxed/unboxed)
// This is just a good guess
if (arg.Type.IsValueType) {
corArgs.Add(arg.CorGenericValue.CastTo<ICorDebugValue>());
} else {
corArgs.Add(arg.CorValue);
}
}
ICorDebugType[] genericArgs = method.DeclaringType.GenericArgumentsAsCorDebugType;
eval.CorEval.CastTo<ICorDebugEval2>().CallParameterizedFunction(
method.CorFunction,
(uint)genericArgs.Length, genericArgs,
(uint)corArgs.Count, corArgs.ToArray()
);
}
/// <exception cref="GetValueException">Can not evaluate in optimized code</exception>
static Eval CreateEval(Process process, string description, EvalStarter evalStarter)
{
ICorDebugEval corEval = CreateCorEval(process);
Eval newEval = new Eval(process, description, corEval);
try {
evalStarter(newEval);
} catch (COMException e) {
if ((uint)e.ErrorCode == 0x80131C26) {
throw new GetValueException("Can not evaluate in optimized code");
} else if ((uint)e.ErrorCode == 0x80131C28) {
throw new GetValueException("Object is in wrong AppDomain");
} else if ((uint)e.ErrorCode == 0x8013130A) {
// Happens on getting of Sytem.Threading.Thread.ManagedThreadId; See SD2-1116
throw new GetValueException("Function does not have IL code");
} else if ((uint)e.ErrorCode == 0x80131C23) {
// The operation failed because it is a GC unsafe point. (Exception from HRESULT: 0x80131C23)
// This can probably happen when we break and the thread is in native code
throw new GetValueException("Thread is in GC unsafe point");
} else if ((uint)e.ErrorCode == 0x80131C22) {
// The operation is illegal because of a stack overflow.
throw new GetValueException("Can not evaluate after stack overflow");
} else if ((uint)e.ErrorCode == 0x80131313) {
// Func eval cannot work. Bad starting point.
// Reproduction circumstancess are unknown
throw new GetValueException("Func eval cannot work. Bad starting point.");
} else {
#if DEBUG
throw; // Expose for more diagnostics
#else
throw new GetValueException(e.Message);
#endif
}
}
process.NotifyEvaluationStarted(newEval);
process.AsyncContinue(DebuggeeStateAction.Keep);
return newEval;
}
internal void NotifyEvaluationStarted(Eval eval)
{
activeEvals.Add(eval);
}
internal void NotifyEvaluationStarted(Eval eval)
{
activeEvals.Add(eval);
}
/// <summary>
/// Adds eval to a list of pending evals.
/// </summary>
internal void ScheduleEval(Eval eval)
{
pendingEvalsCollection.Enqueue(eval);
}
/// <exception cref="GetValueException"><c>GetValueException</c>.</exception>
static void MethodInvokeStarter(Eval eval, DebugMethodInfo method, Value thisValue, Value[] args)
{
List<ICorDebugValue> corArgs = new List<ICorDebugValue>();
args = args ?? new Value[0];
if (args.Length != method.ParameterCount) {
throw new GetValueException("Invalid parameter count");
}
if (!method.IsStatic) {
if (thisValue == null)
throw new GetValueException("'this' is null");
if (thisValue.IsNull)
throw new GetValueException("Null reference");
// if (!(thisValue.IsObject)) // eg Can evaluate on array
if (!method.DeclaringType.IsInstanceOfType(thisValue)) {
throw new GetValueException(
"Can not evaluate because the object is not of proper type. " +
"Expected: " + method.DeclaringType.FullName + " Seen: " + thisValue.Type.FullName
);
}
corArgs.Add(thisValue.CorValue);
}
for(int i = 0; i < args.Length; i++) {
Value arg = args[i];
DebugType paramType = (DebugType)method.GetParameters()[i].ParameterType;
if (!arg.Type.CanImplicitelyConvertTo(paramType))
throw new GetValueException("Inncorrect parameter type");
// Implicitely convert to correct primitve type
if (paramType.IsPrimitive && args[i].Type != paramType) {
object oldPrimVal = arg.PrimitiveValue;
object newPrimVal = Convert.ChangeType(oldPrimVal, paramType.PrimitiveType);
arg = CreateValue(method.AppDomain, newPrimVal);
}
// It is importatnt to pass the parameted in the correct form (boxed/unboxed)
if (paramType.IsValueType) {
corArgs.Add(arg.CorGenericValue);
} else {
if (args[i].Type.IsValueType) {
corArgs.Add(arg.Box().CorValue);
} else {
corArgs.Add(arg.CorValue);
}
}
}
ICorDebugType[] genericArgs = ((DebugType)method.DeclaringType).GenericArgumentsAsCorDebugType;
eval.CorEval2.CallParameterizedFunction(
method.CorFunction,
(uint)genericArgs.Length, genericArgs,
(uint)corArgs.Count, corArgs.ToArray()
);
}
internal void NotifyEvaluationComplete(Eval eval)
{
activeEvals.Remove(eval);
}
/// <exception cref="GetValueException"><c>GetValueException</c>.</exception>
static void MethodInvokeStarter(Eval eval, IMethod method, Value thisValue, Value[] args)
{
List<ICorDebugValue> corArgs = new List<ICorDebugValue>();
args = args ?? new Value[0];
if (args.Length != method.Parameters.Count) {
throw new GetValueException("Invalid parameter count");
}
if (!method.IsStatic) {
if (thisValue == null)
throw new GetValueException("'this' is null");
if (thisValue.IsNull)
throw new GetValueException("Null reference");
corArgs.Add(thisValue.CorValue);
}
for(int i = 0; i < args.Length; i++) {
Value arg = args[i];
IType paramType = method.Parameters[i].Type;
if (!arg.IsNull &&
arg.Type.GetDefinition() != null &&
paramType.GetDefinition() != null &&
!arg.Type.GetDefinition().IsDerivedFrom(paramType.GetDefinition())) {
throw new GetValueException("Inncorrect parameter type. Expected " + paramType.ToString());
}
// It is importatnt to pass the parameter in the correct form (boxed/unboxed)
if (paramType.IsReferenceType == true) {
if (!arg.IsReference)
throw new DebuggerException("Reference expected as method argument");
corArgs.Add(arg.CorValue);
} else {
corArgs.Add(arg.CorGenericValue); // Unbox
}
}
ICorDebugType[] genericArgs = method.GetTypeArguments();
eval.CorEval2.CallParameterizedFunction(
method.ToCorFunction(),
(uint)genericArgs.Length, genericArgs,
(uint)corArgs.Count, corArgs.ToArray()
);
}
/// <summary> Initializes a new instance of the class </summary>
public EvalEventArgs(Eval eval) : base(eval.Process)
{
this.eval = eval;
}
/// <summary>
/// Adds eval to a list of pending evals.
/// </summary>
internal void ScheduleEval(Eval eval)
{
pendingEvalsCollection.Enqueue(eval);
}
internal void NotifyEvaluationComplete(Eval eval)
{
activeEvals.Remove(eval);
}
/// <summary> Initializes a new instance of the class </summary>
public EvalEventArgs(Eval eval): base(eval.Process)
{
this.eval = eval;
}
public static Value NewObject(Process process, DebugType debugType)
{
ICorDebugType ppTypeArgs=null;
ICorDebugValue ppArgs=null;
Eval e = new Eval(
process,
"New object: " + debugType.Token,
delegate(ICorDebugEval corEval) { corEval.CastTo<ICorDebugEval2>().NewParameterizedObject
(debugType.GetDefaultConstructor(),(uint)debugType.GenericArguments.Count,ref ppTypeArgs,0,ref ppArgs); }
);
return e.EvaluateNow();
}