public void FixName(ValueReference val, ObjectValue oval)
{
KeyValuePair <ObjectValue, ValueReference> other;
if (names.TryGetValue(oval.Name, out other))
{
object tn = val.DeclaringType;
if (tn != null)
{
oval.Name += " (" + ctx.Adapter.GetDisplayTypeName(ctx, tn) + ")";
}
if (!other.Key.Name.EndsWith(")"))
{
tn = other.Value.DeclaringType;
if (tn != null)
{
other.Key.Name += " (" + ctx.Adapter.GetDisplayTypeName(ctx, tn) + ")";
}
}
}
else
{
names [oval.Name] = new KeyValuePair <ObjectValue, ValueReference> (oval, val);
}
}
public ObjectValue GetExpressionValue(EvaluationContext ctx, string exp)
{
try {
ValueReference var = ctx.Evaluator.Evaluate(ctx, exp);
if (var != null)
{
return(var.CreateObjectValue(ctx.Options));
}
else
{
return(ObjectValue.CreateUnknown(exp));
}
}
catch (ImplicitEvaluationDisabledException) {
return(ObjectValue.CreateImplicitNotSupported(ctx.ExpressionValueSource, new ObjectPath(exp), "", ObjectValueFlags.None));
}
catch (NotSupportedExpressionException ex) {
return(ObjectValue.CreateNotSupported(ctx.ExpressionValueSource, new ObjectPath(exp), ex.Message, "", ObjectValueFlags.None));
}
catch (EvaluatorException ex) {
return(ObjectValue.CreateError(ctx.ExpressionValueSource, new ObjectPath(exp), "", ex.Message, ObjectValueFlags.None));
}
catch (Exception ex) {
ctx.WriteDebuggerError(ex);
return(ObjectValue.CreateUnknown(exp));
}
}
ObjectValue GetStackTrace(EvaluationOptions options)
{
ValueReference st = exception.GetChild("StackTrace", options);
if (st == null)
{
return(ObjectValue.CreateUnknown("StackTrace"));
}
string trace = st.ObjectValue as string;
if (trace == null)
{
return(ObjectValue.CreateUnknown("StackTrace"));
}
List <ObjectValue> frames = new List <ObjectValue> ();
foreach (string sframe in trace.Split('\n'))
{
string txt = sframe.Trim(' ', '\r', '\n');
string file = "";
int line = 0;
int col = 0;
ObjectValue fileVal = ObjectValue.CreatePrimitive(null, new ObjectPath("File"), "", new EvaluationResult(file), ObjectValueFlags.None);
ObjectValue lineVal = ObjectValue.CreatePrimitive(null, new ObjectPath("Line"), "", new EvaluationResult(line.ToString()), ObjectValueFlags.None);
ObjectValue colVal = ObjectValue.CreatePrimitive(null, new ObjectPath("Col"), "", new EvaluationResult(col.ToString()), ObjectValueFlags.None);
ObjectValue[] children = new ObjectValue[] { fileVal, lineVal, colVal };
ObjectValue frame = ObjectValue.CreateObject(null, new ObjectPath(), "", new EvaluationResult(txt), ObjectValueFlags.None, children);
frames.Add(frame);
}
return(ObjectValue.CreateArray(null, new ObjectPath("StackTrace"), "", frames.Count, ObjectValueFlags.None, frames.ToArray()));
}
EvaluationResult IObjectValueSource.SetValue(ObjectPath path, string value, EvaluationOptions options)
{
try
{
ctx.WaitRuntimeInvokes();
EvaluationContext cctx = GetContext(options);
cctx.Options.AllowMethodEvaluation = true;
cctx.Options.AllowTargetInvoke = true;
ValueReference vref = cctx.Evaluator.Evaluate(cctx, value, Type);
object newValue = cctx.Adapter.Convert(cctx, vref.Value, Type);
Value = newValue;
}
catch (Exception ex)
{
ctx.WriteDebuggerError(ex);
ctx.WriteDebuggerOutput("Value assignment failed: {0}: {1}\n", ex.GetType(), ex.Message);
}
try
{
return(ctx.Evaluator.TargetObjectToExpression(ctx, Value));
}
catch (Exception ex)
{
ctx.WriteDebuggerError(ex);
ctx.WriteDebuggerOutput("Value assignment failed: {0}: {1}\n", ex.GetType(), ex.Message);
}
return(null);
}
string AddToLocals(string name, ValueReference vr, bool shouldRename = false)
{
if (localValues.ContainsKey(name))
{
return(GetLocalName(name));
}
string localName;
if (shouldRename)
{
localName = GenerateSymbol(name);
}
else if (!ExistsLocalName(name))
{
localName = name;
}
else
{
throw EvaluationError("Cannot use a variable named {0} inside lambda", name);
}
AssertPublicValueReference(vr);
var valu = vr != null ? vr.Value : null;
var pair = Tuple.Create(localName, valu);
localValues.Add(name, pair);
return(localName);
}
public virtual ValueReference GetChild(string name, EvaluationOptions options)
{
object obj = Value;
if (obj == null)
{
return(null);
}
if (name[0] == '[' && ctx.Adapter.IsArray(Context, obj))
{
// Parse the array indices
string[] sinds = name.Substring(1, name.Length - 2).Split(',');
int[] indices = new int [sinds.Length];
for (int n = 0; n < sinds.Length; n++)
{
indices [n] = int.Parse(sinds [n]);
}
return(new ArrayValueReference(ctx, obj, indices));
}
if (ctx.Adapter.IsClassInstance(Context, obj))
{
ValueReference val = ctx.Adapter.GetMember(GetChildrenContext(options), this, obj, name);
return(val);
}
return(null);
}
public EvaluationResult SetValue(ObjectPath path, string value, EvaluationOptions options)
{
if (path.Length != 2)
{
throw new NotSupportedException();
}
int[] idx = StringToIndices(path [1]);
object val;
try {
EvaluationContext cctx = ctx.Clone();
EvaluationOptions ops = options ?? cctx.Options;
ops.AllowMethodEvaluation = true;
ops.AllowTargetInvoke = true;
cctx.Options = ops;
ValueReference var = ctx.Evaluator.Evaluate(ctx, value, array.ElementType);
val = var.Value;
val = ctx.Adapter.Convert(ctx, val, array.ElementType);
array.SetElement(idx, val);
} catch {
val = array.GetElement(idx);
}
try {
return(ctx.Evaluator.TargetObjectToExpression(ctx, val));
} catch (Exception ex) {
ctx.WriteDebuggerError(ex);
return(new EvaluationResult("? (" + ex.Message + ")"));
}
}
public ValueReference GetMember(EvaluationContext ctx, IObjectSource objectSource, object t, object co, string name)
{
ValueReference m = GetMember(ctx, t, co, name);
if (m != null)
{
m.ParentSource = objectSource;
}
return(m);
}
void AssertPublicValueReference(ValueReference vr)
{
if (!(vr is NamespaceValueReference))
{
var typ = vr.Type;
AssertPublicType(typ);
}
if (!IsPublicValueFlag(vr.Flags))
{
throw EvaluationError("Not Support to reference non-public thing: `{0}'", vr.Name);
}
}
public void SetMemberValue(string name, object value, EvaluationOptions options)
{
EvaluationContext localContext = ctx.WithOptions(options);
object type = localContext.Adapter.GetValueType(localContext, targetObject);
ValueReference val = localContext.Adapter.GetMember(localContext, source, type, targetObject, name);
if (val == null)
{
throw new EvaluatorException("Member '{0}' not found", name);
}
val.Value = localContext.Adapter.FromRawValue(localContext, value);
}
public string EvaluateDisplayString(EvaluationContext ctx, object obj, string exp)
{
StringBuilder sb = new StringBuilder();
int last = 0;
int i = exp.IndexOf("{");
while (i != -1 && i < exp.Length)
{
sb.Append(exp.Substring(last, i - last));
i++;
int j = exp.IndexOf("}", i);
if (j == -1)
{
return(exp);
}
string mem = exp.Substring(i, j - i).Trim();
if (mem.Length == 0)
{
return(exp);
}
string[] props = mem.Split(new char[] { '.' });
ValueReference member = null;
object val = obj;
for (int k = 0; k < props.Length; k++)
{
member = GetMember(ctx, null, GetValueType(ctx, val), val, props[k]);
if (member == null)
{
break;
}
val = member.Value;
}
if (member != null)
{
sb.Append(ctx.Evaluator.TargetObjectToString(ctx, val));
}
else
{
sb.Append("{Unknown member '" + mem + "'}");
}
last = j + 1;
i = exp.IndexOf("{", last);
}
sb.Append(exp.Substring(last));
return(sb.ToString());
}
protected virtual ValueReference GetMember(EvaluationContext ctx, object t, object co, string name)
{
ValueReference best = null;
foreach (ValueReference var in GetMembers(ctx, t, co, BindingFlags.Public | BindingFlags.NonPublic | BindingFlags.Instance | BindingFlags.Static))
{
if (var.Name == name)
{
return(var);
}
if (!ctx.Evaluator.CaseSensitive && var.Name.Equals(name, StringComparison.CurrentCultureIgnoreCase))
{
best = var;
}
}
return(best);
}
protected virtual ValueReference OnGetParameter(EvaluationContext ctx, string name)
{
ValueReference best = null;
foreach (ValueReference var in GetParameters(ctx))
{
if (var.Name == name)
{
return(var);
}
if (!ctx.Evaluator.CaseSensitive && var.Name.Equals(name, StringComparison.CurrentCultureIgnoreCase))
{
best = var;
}
}
return(best);
}
public virtual ValueReference GetChild(ObjectPath vpath, EvaluationOptions options)
{
if (vpath.Length == 0)
{
return(this);
}
ValueReference val = GetChild(vpath[0], options);
if (val != null)
{
return(val.GetChild(vpath.GetSubpath(1), options));
}
else
{
return(null);
}
}
public string EvaluateDisplayString(EvaluationContext ctx, object obj, string exp)
{
StringBuilder sb = new StringBuilder();
int last = 0;
int i = exp.IndexOf("{");
while (i != -1 && i < exp.Length)
{
sb.Append(exp.Substring(last, i - last));
i++;
int j = exp.IndexOf("}", i);
if (j == -1)
{
return(exp);
}
string mem = exp.Substring(i, j - i).Trim();
if (mem.Length == 0)
{
return(exp);
}
ValueReference member = GetMember(ctx, null, GetValueType(ctx, obj), obj, mem);
if (member != null)
{
object val = member.Value;
sb.Append(ctx.Evaluator.TargetObjectToString(ctx, val));
}
else
{
sb.Append("{Unknown member '" + mem + "'}");
}
last = j + 1;
i = exp.IndexOf("{", last);
}
sb.Append(exp.Substring(last));
return(sb.ToString());
}
public virtual ValueReference Evaluate(EvaluationContext ctx, string exp, object expectedType)
{
foreach (ValueReference var in ctx.Adapter.GetLocalVariables(ctx))
{
if (var.Name == exp)
{
return(var);
}
}
foreach (ValueReference var in ctx.Adapter.GetParameters(ctx))
{
if (var.Name == exp)
{
return(var);
}
}
ValueReference thisVar = ctx.Adapter.GetThisReference(ctx);
if (thisVar != null)
{
if (thisVar.Name == exp)
{
return(thisVar);
}
foreach (ValueReference cv in thisVar.GetChildReferences(ctx.Options))
{
if (cv.Name == exp)
{
return(cv);
}
}
}
throw new EvaluatorException("Invalid Expression: '{0}'", exp);
}
public ExceptionInfoSource(EvaluationContext ctx, ValueReference exception)
{
this.exception = exception;
this.ctx = ctx;
}
public virtual CompletionData GetExpressionCompletionData(EvaluationContext ctx, string exp)
{
int i;
if (exp.Length == 0)
{
return(null);
}
if (exp [exp.Length - 1] == '.')
{
exp = exp.Substring(0, exp.Length - 1);
i = 0;
while (i < exp.Length)
{
ValueReference vr = null;
try {
vr = ctx.Evaluator.Evaluate(ctx, exp.Substring(i), null);
if (vr != null)
{
CompletionData data = new CompletionData();
foreach (ValueReference cv in vr.GetChildReferences(ctx.Options))
{
data.Items.Add(new CompletionItem(cv.Name, cv.Flags));
}
data.ExpressionLenght = 0;
return(data);
}
} catch (Exception ex) {
Console.WriteLine(ex);
}
i++;
}
return(null);
}
i = exp.Length - 1;
bool lastWastLetter = false;
while (i >= 0)
{
char c = exp [i--];
if (!char.IsLetterOrDigit(c) && c != '_')
{
break;
}
lastWastLetter = !char.IsDigit(c);
}
if (lastWastLetter)
{
string partialWord = exp.Substring(i + 1);
CompletionData data = new CompletionData();
data.ExpressionLenght = partialWord.Length;
// Local variables
foreach (ValueReference vc in GetLocalVariables(ctx))
{
if (vc.Name.StartsWith(partialWord))
{
data.Items.Add(new CompletionItem(vc.Name, vc.Flags));
}
}
// Parameters
foreach (ValueReference vc in GetParameters(ctx))
{
if (vc.Name.StartsWith(partialWord))
{
data.Items.Add(new CompletionItem(vc.Name, vc.Flags));
}
}
// Members
ValueReference thisobj = GetThisReference(ctx);
if (thisobj != null)
{
data.Items.Add(new CompletionItem("this", ObjectValueFlags.Field | ObjectValueFlags.ReadOnly));
}
object type = GetEnclosingType(ctx);
foreach (ValueReference vc in GetMembers(ctx, null, type, thisobj != null ? thisobj.Value : null))
{
if (vc.Name.StartsWith(partialWord))
{
data.Items.Add(new CompletionItem(vc.Name, vc.Flags));
}
}
if (data.Items.Count > 0)
{
return(data);
}
}
return(null);
}
public ExceptionInfoSource (EvaluationContext ctx, ValueReference exception)
{
this.exception = exception;
this.ctx = ctx;
}
protected virtual CompletionData GetMemberCompletionData(EvaluationContext ctx, ValueReference vr)
{
var data = new CompletionData ();
foreach (ValueReference cv in vr.GetChildReferences (ctx.Options))
data.Items.Add (new CompletionItem (cv.Name, cv.Flags));
data.ExpressionLength = 0;
return data;
}
object EvaluateBinaryOperatorExpression (ValueReference left, ICSharpCode.NRefactory.Ast.Expression rightExp, BinaryOperatorType oper, object data)
{
// Shortcut ops
switch (oper) {
case BinaryOperatorType.LogicalAnd: {
object val = left.ObjectValue;
if (!(val is bool))
throw CreateParseError ("Left operand of logical And must be a boolean");
if (!(bool)val)
return LiteralValueReference.CreateObjectLiteral (ctx, name, false);
ValueReference vr = (ValueReference) rightExp.AcceptVisitor (this, data);
if (ctx.Adapter.GetTypeName (ctx, vr.Type) != "System.Boolean")
throw CreateParseError ("Right operand of logical And must be a boolean");
return vr;
}
case BinaryOperatorType.LogicalOr: {
object val = left.ObjectValue;
if (!(val is bool))
throw CreateParseError ("Left operand of logical Or must be a boolean");
if ((bool)val)
return LiteralValueReference.CreateObjectLiteral (ctx, name, true);
ValueReference vr = (ValueReference) rightExp.AcceptVisitor (this, data);
if (ctx.Adapter.GetTypeName (ctx, vr.Type) != "System.Boolean")
throw CreateParseError ("Right operand of logical Or must be a boolean");
return vr;
}
}
ValueReference right = (ValueReference) rightExp.AcceptVisitor (this, data);
object targetVal1 = left.Value;
object targetVal2 = right.Value;
object val1 = left.ObjectValue;
object val2 = right.ObjectValue;
if (oper == BinaryOperatorType.Add || oper == BinaryOperatorType.Concat) {
if (val1 is string || val2 is string) {
if (!(val1 is string) && val1 != null)
val1 = ctx.Adapter.CallToString (ctx, targetVal1);
if (!(val2 is string) && val2 != null)
val2 = ctx.Adapter.CallToString (ctx, targetVal2);
return LiteralValueReference.CreateObjectLiteral (ctx, name, (string) val1 + (string) val2);
}
}
if ((oper == BinaryOperatorType.ExclusiveOr) && (val1 is bool) && (val2 is bool))
return LiteralValueReference.CreateObjectLiteral (ctx, name, (bool)val1 ^ (bool)val2);
if ((val1 == null || !val1.GetType ().IsPrimitive) && (val2 == null || !val2.GetType ().IsPrimitive)) {
switch (oper) {
case BinaryOperatorType.Equality:
if (val1 == null || val2 == null)
return LiteralValueReference.CreateObjectLiteral (ctx, name, val1 == val2);
return LiteralValueReference.CreateObjectLiteral (ctx, name, val1.Equals (val2));
case BinaryOperatorType.InEquality:
if (val1 == null || val2 == null)
return LiteralValueReference.CreateObjectLiteral (ctx, name, val1 != val2);
return LiteralValueReference.CreateObjectLiteral (ctx, name, !val1.Equals (val2));
case BinaryOperatorType.ReferenceEquality:
return LiteralValueReference.CreateObjectLiteral (ctx, name, val1 == val2);
case BinaryOperatorType.ReferenceInequality:
return LiteralValueReference.CreateObjectLiteral (ctx, name, val1 != val2);
case BinaryOperatorType.Concat:
throw CreateParseError ("Invalid binary operator.");
}
}
if (val1 == null || val2 == null || (val1 is bool) || (val2 is bool))
throw CreateParseError ("Invalid operands in binary operator");
long v1, v2;
object longType = ctx.Adapter.GetType (ctx, "System.Int64");
try {
object c1 = ctx.Adapter.Cast (ctx, targetVal1, longType);
v1 = (long) ctx.Adapter.TargetObjectToObject (ctx, c1);
object c2 = ctx.Adapter.Cast (ctx, targetVal2, longType);
v2 = (long) ctx.Adapter.TargetObjectToObject (ctx, c2);
} catch {
throw CreateParseError ("Invalid operands in binary operator");
}
object res;
switch (oper) {
case BinaryOperatorType.Add: res = v1 + v2; break;
case BinaryOperatorType.BitwiseAnd: res = v1 & v2; break;
case BinaryOperatorType.BitwiseOr: res = v1 | v2; break;
case BinaryOperatorType.ExclusiveOr: res = v1 ^ v2; break;
case BinaryOperatorType.DivideInteger:
case BinaryOperatorType.Divide: res = v1 / v2; break;
case BinaryOperatorType.Modulus: res = v1 % v2; break;
case BinaryOperatorType.Multiply: res = v1 * v2; break;
case BinaryOperatorType.Power: res = v1 ^ v2; break;
case BinaryOperatorType.ShiftLeft: res = v1 << (int)v2; break;
case BinaryOperatorType.ShiftRight: res = v1 >> (int)v2; break;
case BinaryOperatorType.Subtract: res = v1 - v2; break;
case BinaryOperatorType.GreaterThan: res = v1 > v2; break;
case BinaryOperatorType.GreaterThanOrEqual: res = v1 >= v2; break;
case BinaryOperatorType.LessThan: res = v1 < v2; break;
case BinaryOperatorType.LessThanOrEqual: res = v1 <= v2; break;
case BinaryOperatorType.ReferenceEquality:
case BinaryOperatorType.Equality: res = v1 == v2; break;
case BinaryOperatorType.ReferenceInequality:
case BinaryOperatorType.InEquality: res = v1 != v2; break;
default: throw CreateParseError ("Invalid binary operator.");
}
if (!(res is bool))
res = (long) Convert.ChangeType (res, GetCommonType (v1, v2));
if (ctx.Adapter.IsEnum (ctx, targetVal1)) {
object tval = ctx.Adapter.Cast (ctx, ctx.Adapter.CreateValue (ctx, res), ctx.Adapter.GetValueType (ctx, targetVal1));
return LiteralValueReference.CreateTargetObjectLiteral (ctx, name, tval);
}
if (ctx.Adapter.IsEnum (ctx, targetVal2)) {
object tval = ctx.Adapter.Cast (ctx, ctx.Adapter.CreateValue (ctx, res), ctx.Adapter.GetValueType (ctx, targetVal2));
return LiteralValueReference.CreateTargetObjectLiteral (ctx, name, tval);
}
return LiteralValueReference.CreateObjectLiteral (ctx, name, res);
}
/// <summary>
/// Disambiguate the ObjectValue's name (in the case where the property name also exists in a base class).
/// </summary>
/// <param name='val'>
/// The ValueReference.
/// </param>
/// <param name='oval'>
/// The ObjectValue.
/// </param>
public void Disambiguate (ValueReference val, ObjectValue oval)
{
KeyValuePair<ObjectValue, ValueReference> other;
if (names.TryGetValue (oval.Name, out other)) {
object tn = val.DeclaringType;
if (tn != null)
oval.Name += " (" + ctx.Adapter.GetDisplayTypeName (ctx, tn) + ")";
if (!other.Key.Name.EndsWith (")")) {
tn = other.Value.DeclaringType;
if (tn != null)
other.Key.Name += " (" + ctx.Adapter.GetDisplayTypeName (ctx, tn) + ")";
}
}
names [oval.Name] = new KeyValuePair<ObjectValue, ValueReference> (oval, val);
}
public ObjectValue CreateObjectValue(bool withTimeout, EvaluationOptions options)
{
string type = ctx.Adapter.GetTypeName(ctx, exception.Type);
ObjectValue excInstance = exception.CreateObjectValue(withTimeout, options);
excInstance.Name = "Instance";
ObjectValue messageValue = null;
// Get the message
if (withTimeout)
{
messageValue = ctx.Adapter.CreateObjectValueAsync("Message", ObjectValueFlags.None, delegate {
ValueReference mref = exception.GetChild("Message", options);
if (mref != null)
{
string val = (string)mref.ObjectValue;
return(ObjectValue.CreatePrimitive(null, new ObjectPath("Message"), "System.String", new EvaluationResult(val), ObjectValueFlags.Literal));
}
else
{
return(ObjectValue.CreateUnknown("Message"));
}
});
}
else
{
ValueReference mref = exception.GetChild("Message", options);
if (mref != null)
{
string val = (string)mref.ObjectValue;
messageValue = ObjectValue.CreatePrimitive(null, new ObjectPath("Message"), "System.String", new EvaluationResult(val), ObjectValueFlags.Literal);
}
}
if (messageValue == null)
{
messageValue = ObjectValue.CreateUnknown("Message");
}
messageValue.Name = "Message";
// Inner exception
ObjectValue childExceptionValue = null;
if (withTimeout)
{
childExceptionValue = ctx.Adapter.CreateObjectValueAsync("InnerException", ObjectValueFlags.None, delegate {
ValueReference inner = exception.GetChild("InnerException", options);
if (inner != null && !ctx.Adapter.IsNull(ctx, inner.Value))
{
Console.WriteLine("pp got child:" + type);
ExceptionInfoSource innerSource = new ExceptionInfoSource(ctx, inner);
ObjectValue res = innerSource.CreateObjectValue(false, options);
return(res);
}
else
{
return(ObjectValue.CreateUnknown("InnerException"));
}
});
}
else
{
ValueReference inner = exception.GetChild("InnerException", options);
if (inner != null && !ctx.Adapter.IsNull(ctx, inner.Value))
{
Console.WriteLine("pp got child:" + type);
ExceptionInfoSource innerSource = new ExceptionInfoSource(ctx, inner);
childExceptionValue = innerSource.CreateObjectValue(false, options);
childExceptionValue.Name = "InnerException";
}
}
if (childExceptionValue == null)
{
childExceptionValue = ObjectValue.CreateUnknown("InnerException");
}
// Stack trace
ObjectValue stackTraceValue;
if (withTimeout)
{
stackTraceValue = ctx.Adapter.CreateObjectValueAsync("StackTrace", ObjectValueFlags.None, delegate {
return(GetStackTrace(options));
});
}
else
{
stackTraceValue = GetStackTrace(options);
}
ObjectValue[] children = new ObjectValue [] { excInstance, messageValue, stackTraceValue, childExceptionValue };
return(ObjectValue.CreateObject(null, new ObjectPath("InnerException"), type, "", ObjectValueFlags.None, children));
}
