string ICustomFormatter.Format(string format, object arg, IFormatProvider formatProvider)
{
PyObject obj = arg as PyObject;
if (obj != null)
{
ReprBuilder builder = new ReprBuilder(Options);
builder.AppendRepr(obj);
return(builder.ToString());
}
else if (format == "PY")
{
ReprBuilder builder = new ReprBuilder(Options);
builder.AppendLiteral(arg);
return(builder.ToString());
}
else if (format == "PTR")
{
if (Options.Is64Bit)
{
return(string.Format("0x{0:X16}", arg));
}
else
{
return(string.Format("0x{0:X8}", arg));
}
}
else
{
var formattable = arg as IFormattable;
if (formattable != null)
{
return(formattable.ToString(format, formatProvider));
}
else if (arg != null)
{
return(arg.ToString());
}
else
{
return(null);
}
}
}
public List<DkmEvaluationResult> GetChildren(ExpressionEvaluator exprEval, DkmEvaluationResult result, DkmInspectionContext inspectionContext) {
var stackFrame = result.StackFrame;
var cppEval = new CppExpressionEvaluator(inspectionContext, stackFrame);
var obj = ValueStore.Read();
var evalResults = new List<DkmEvaluationResult>();
var reprOptions = new ReprOptions(inspectionContext);
var reprBuilder = new ReprBuilder(reprOptions);
if (DebuggerOptions.ShowCppViewNodes && !HasCppView) {
if (CppTypeName == null) {
// Try to guess the object's C++ type by looking at function pointers in its PyTypeObject. If they are pointing
// into a module for which symbols are available, C++ EE should be able to resolve them into something like
// "0x1e120d50 {python33_d.dll!list_dealloc(PyListObject *)}". If we are lucky, one of those functions will have
// the first argument declared as a strongly typed pointer, rather than PyObject* or void*.
CppTypeName = "PyObject";
CppTypeModuleName = null;
foreach (string methodField in _methodFields) {
var funcPtrEvalResult = cppEval.TryEvaluateObject(null, "PyObject", obj.Address, ".ob_type->" + methodField) as DkmSuccessEvaluationResult;
if (funcPtrEvalResult == null || funcPtrEvalResult.Value.IndexOf('{') < 0) {
continue;
}
var match = _cppFirstArgTypeFromFuncPtrRegex.Match(funcPtrEvalResult.Value);
string module = match.Groups["module"].Value;
string firstArgType = match.Groups["type"].Value;
if (firstArgType != "void" && firstArgType != "PyObject" && firstArgType != "_object") {
CppTypeName = firstArgType;
CppTypeModuleName = module;
break;
}
}
}
string cppExpr = CppExpressionEvaluator.GetExpressionForObject(CppTypeModuleName, CppTypeName, obj.Address, ",!");
var evalResult = DkmIntermediateEvaluationResult.Create(
inspectionContext, stackFrame, "[C++ view]", "{C++}" + cppExpr, cppExpr,
CppExpressionEvaluator.CppLanguage, stackFrame.Process.GetNativeRuntimeInstance(), null);
evalResults.Add(evalResult);
}
int i = 0;
foreach (var child in obj.GetDebugChildren(reprOptions).Take(MaxDebugChildren)) {
if (child.Name == null) {
reprBuilder.Clear();
reprBuilder.AppendFormat("[{0:PY}]", i++);
child.Name = reprBuilder.ToString();
}
DkmEvaluationResult evalResult;
if (child.ValueStore is IValueStore<PyObject>) {
evalResult = exprEval.CreatePyObjectEvaluationResult(inspectionContext, stackFrame, FullName, child, cppEval);
} else {
var value = child.ValueStore.Read();
reprBuilder.Clear();
reprBuilder.AppendLiteral(value);
string type = null;
if (Process.GetPythonRuntimeInfo().LanguageVersion <= PythonLanguageVersion.V27) {
_typeMapping2x.TryGetValue(value.GetType(), out type);
}
if (type == null) {
_typeMapping.TryGetValue(value.GetType(), out type);
}
var flags = DkmEvaluationResultFlags.ReadOnly;
if (value is string) {
flags |= DkmEvaluationResultFlags.RawString;
}
string childFullName = child.Name;
if (FullName != null) {
if (childFullName.EndsWith("()")) { // len()
childFullName = childFullName.Substring(0, childFullName.Length - 2) + "(" + FullName + ")";
} else {
if (!childFullName.StartsWith("[")) { // [0], ['fob'] etc
childFullName = "." + childFullName;
}
childFullName = FullName + childFullName;
}
}
evalResult = DkmSuccessEvaluationResult.Create(
inspectionContext, stackFrame, child.Name, childFullName, flags, reprBuilder.ToString(), null, type,
child.Category, child.AccessType, child.StorageType, child.TypeModifierFlags, null, null, null,
new RawEvaluationResult { Value = value });
}
evalResults.Add(evalResult);
}
return evalResults;
}
public override void Repr(ReprBuilder builder)
{
builder.AppendLiteral(new AsciiString(ToBytes(), ToString()));
}
public override void Repr(ReprBuilder builder) {
builder.AppendLiteral(new AsciiString(ToBytes(), ToString()));
}
public override void Repr(ReprBuilder builder)
{
builder.AppendLiteral(ToBigInteger());
}
public override void Repr(ReprBuilder builder) {
builder.AppendLiteral(ToBigInteger());
}
public override void Repr(ReprBuilder builder)
{
builder.AppendLiteral(ToComplex());
}
public override void Repr(ReprBuilder builder)
{
builder.AppendLiteral(ToDouble());
}
public override void Repr(ReprBuilder builder)
{
builder.AppendLiteral(ToString());
}
public override void Repr(ReprBuilder builder) {
builder.AppendLiteral(ToDouble());
}
public override void Repr(ReprBuilder builder) {
builder.AppendLiteral(ToComplex());
}
public override void Repr(ReprBuilder builder) {
builder.AppendLiteral(ToString());
}