internal bool IsSubclassOf(object other)
{
if (this == other)
{
return(true);
}
OldClass dt = other as OldClass;
if (dt == null)
{
return(false);
}
List <OldClass> bases = _bases;
foreach (OldClass bc in bases)
{
if (bc.IsSubclassOf(other))
{
return(true);
}
}
return(false);
}
private List <OldClass> ValidateBases(object value)
{
PythonTuple t = value as PythonTuple;
if (t == null)
{
throw PythonOps.TypeError("__bases__ must be a tuple object");
}
List <OldClass> res = new List <OldClass>(t.__len__());
foreach (object o in t)
{
OldClass oc = o as OldClass;
if (oc == null)
{
throw PythonOps.TypeError("__bases__ items must be classes (got {0})", PythonTypeOps.GetName(o));
}
if (oc.IsSubclassOf(this))
{
throw PythonOps.TypeError("a __bases__ item causes an inheritance cycle");
}
res.Add(oc);
}
return(res);
}
IList <object> IPythonMembersList.GetMemberNames(CodeContext /*!*/ context)
{
PythonDictionary attrs = new PythonDictionary(_dict);
OldClass.RecurseAttrHierarchy(this._class, attrs);
return(PythonOps.MakeListFromSequence(attrs));
}
private void SetClass(object value)
{
if (!(value is OldClass oc))
{
throw PythonOps.TypeError("__class__ must be set to class");
}
_class = oc;
}
public OldInstance(CodeContext/*!*/ context, OldClass @class) {
_class = @class;
_dict = MakeDictionary(@class);
if (_class.HasFinalizer) {
// class defines finalizer, we get it automatically.
AddFinalizer(context);
}
}
public OldInstance(CodeContext/*!*/ context, OldClass @class, PythonDictionary dict) {
_class = @class;
_dict = dict ?? PythonDictionary.MakeSymbolDictionary();
if (_class.HasFinalizer) {
// class defines finalizer, we get it automatically.
AddFinalizer(context);
}
}
private OldInstance(SerializationInfo info, StreamingContext context) {
_class = (OldClass)info.GetValue("__class__", typeof(OldClass));
_dict = MakeDictionary(_class);
List<object> keys = (List<object>)info.GetValue("keys", typeof(List<object>));
List<object> values = (List<object>)info.GetValue("values", typeof(List<object>));
for (int i = 0; i < keys.Count; i++) {
_dict[keys[i]] = values[i];
}
}
public OldInstance(CodeContext /*!*/ context, OldClass @class)
{
_class = @class;
_dict = MakeDictionary(@class);
if (_class.HasFinalizer)
{
// class defines finalizer, we get it automatically.
AddFinalizer(context);
}
}
private void SetClass(object value)
{
OldClass oc = value as OldClass;
if (oc == null)
{
throw PythonOps.TypeError("__class__ must be set to class");
}
_class = oc;
}
public OldInstance(CodeContext /*!*/ context, OldClass @class, PythonDictionary dict)
{
_class = @class;
_dict = dict ?? PythonDictionary.MakeSymbolDictionary();
if (_class.HasFinalizer)
{
// class defines finalizer, we get it automatically.
AddFinalizer(context);
}
}
private OldInstance(SerializationInfo info, StreamingContext context)
{
_class = (OldClass)info.GetValue("__class__", typeof(OldClass));
_dict = MakeDictionary(_class);
List <object> keys = (List <object>)info.GetValue("keys", typeof(List <object>));
List <object> values = (List <object>)info.GetValue("values", typeof(List <object>));
for (int i = 0; i < keys.Count; i++)
{
_dict[keys[i]] = values[i];
}
}
internal static void RecurseAttrHierarchy(OldClass oc, IDictionary <object, object> attrs)
{
foreach (KeyValuePair <object, object> kvp in oc._dict._storage.GetItems())
{
if (!attrs.ContainsKey(kvp.Key))
{
attrs.Add(kvp.Key, kvp.Key);
}
}
// recursively get attrs in parent hierarchy
if (oc._bases.Count != 0)
{
foreach (OldClass parent in oc._bases)
{
RecurseAttrHierarchy(parent, attrs);
}
}
}
private PythonFixture BuildFixture(OldClass pythonClass)
{
PythonFixture fixture = new PythonFixture((string) pythonClass.__name__);
OldInstance instance = _createInstance(pythonClass);
// assing the test methods
foreach (string methodName in FindTestMethods(pythonClass, TestMethodPrefix))
{
fixture.Add(new PythonTestCase(methodName, MakeProc(instance, methodName)));
}
// assign the setup and tear down methods
fixture.SetFixtureSetup(MakeProc(instance, "setUpFixture"));
fixture.SetFixtureTeardown(MakeProc(instance, "tearDownFixture"));
fixture.SetSetup(MakeProc(instance, "setUp"));
fixture.SetTeardown(MakeProc(instance, "tearDown"));
// all done
return fixture;
}
public OldClassDebugView(OldClass klass) {
_class = klass;
}
private WeakRefTracker _weakRef; // initialized if user defines finalizer on class or instance
private static PythonDictionary MakeDictionary(OldClass oldClass) {
return new PythonDictionary(new CustomInstanceDictionaryStorage(oldClass.OptimizedInstanceNames, oldClass.OptimizedInstanceNamesVersion));
}
private void SetClass(object value) {
OldClass oc = value as OldClass;
if (oc == null) {
throw PythonOps.TypeError("__class__ must be set to class");
}
_class = oc;
}
StoreTyped(OldClass cls)
{
uint size = (uint)Marshal.SizeOf(typeof(PyClassObject));
IntPtr ptr = this.allocator.Alloc(size);
CPyMarshal.Zero(ptr, size);
CPyMarshal.WriteIntField(ptr, typeof(PyObject), "ob_refcnt", 2); // leak classes deliberately
CPyMarshal.WritePtrField(ptr, typeof(PyObject), "ob_type", this.PyClass_Type);
CPyMarshal.WritePtrField(ptr, typeof(PyClassObject), "cl_bases",
this.Store(Builtin.getattr(this.scratchContext, cls, "__bases__")));
CPyMarshal.WritePtrField(ptr, typeof(PyClassObject), "cl_dict",
this.Store(Builtin.getattr(this.scratchContext, cls, "__dict__")));
CPyMarshal.WritePtrField(ptr, typeof(PyClassObject), "cl_name",
this.Store(Builtin.getattr(this.scratchContext, cls, "__name__")));
this.map.Associate(ptr, cls);
return ptr;
}
internal static void RecurseAttrHierarchy(OldClass oc, IDictionary<object, object> attrs) {
foreach (KeyValuePair<object, object> kvp in oc._dict._storage.GetItems()) {
if (!attrs.ContainsKey(kvp.Key)) {
attrs.Add(kvp.Key, kvp.Key);
}
}
// recursively get attrs in parent hierarchy
if (oc._bases.Count != 0) {
foreach (OldClass parent in oc._bases) {
RecurseAttrHierarchy(parent, attrs);
}
}
}
public void SetAttr(ICallerContext context, SymbolId name, object value)
{
object setFunc;
if (name.Id == SymbolTable.ClassId) {
OldClass oc = value as OldClass;
if (oc == null) {
throw Ops.TypeError("__class__ must be set to class");
}
__class__ = oc;
} else if (name.Id == SymbolTable.DictId) {
IAttributesDictionary dict = value as IAttributesDictionary;
if (dict == null) {
throw Ops.TypeError("__dict__ must be set to a dictionary");
}
if (HasFinalizer() && !__class__.HasFinalizer) {
if (!dict.ContainsKey(SymbolTable.Unassign)) {
ClearFinalizer();
}
} else if (dict.ContainsKey(SymbolTable.Unassign)) {
AddFinalizer();
}
__dict__ = dict;
} else if (__class__.HasSetAttr && __class__.TryLookupSlot(SymbolTable.SetAttr, out setFunc)) {
Ops.Call(Ops.GetDescriptor(setFunc, this, __class__), name.ToString(), value);
} else if (name.Id == SymbolTable.UnassignId) {
if (!HasFinalizer()) {
// user is defining __del__ late bound for the 1st time
AddFinalizer();
}
__dict__[name] = value;
} else {
__dict__[name] = value;
}
}
private WeakRefTracker _weakRef; // initialized if user defines finalizer on class or instance
private static PythonDictionary MakeDictionary(OldClass oldClass)
{
return(new PythonDictionary(new CustomInstanceDictionaryStorage(oldClass.OptimizedInstanceNames, oldClass.OptimizedInstanceNamesVersion)));
}
public OldInstance(OldClass _class)
{
__class__ = _class;
__dict__ = new CustomOldClassDict();
if (__class__.HasFinalizer) {
// class defines finalizer, we get it automatically.
AddFinalizer();
}
}
public virtual bool __subclasscheck__(OldClass sub) {
return IsSubclassOf(sub.TypeObject);
}
public OldClassDebugView(OldClass klass)
{
_class = klass;
}
internal static OldClass DefaultExceptionCreator(string name, string module, object baseType)
{
Tuple bases = ObjectToTuple(baseType);
FieldIdDict dict = new FieldIdDict();
dict[SymbolTable.Module] = module;
OldClass oc = new OldClass(name, bases, dict);
oc.SetAttr(DefaultContext.Default, SymbolTable.Init, exceptionInitMethod);
oc.SetAttr(DefaultContext.Default, SymbolTable.GetItem, exceptionGetItemMethod);
oc.SetAttr(DefaultContext.Default, SymbolTable.String, exceptionStrMethod);
oc.SetAttr(DefaultContext.Default, SymbolTable.GetState, exceptionGetStateMethod);
return oc;
}
private List<string> FindTestMethods(OldClass obj, string prefix)
{
return _findTestMethods(obj, prefix).ToList<string>();
}
private List<string> FindTestMethods(OldClass obj, string prefix)
{
List list = _findTestMethods(obj, prefix);
return new List<string>(new StrongEnumerator<string>(list));
}
internal static System.Exception CreateThrowableForRaise(CodeContext/*!*/ context, OldClass type, object value) {
object pyEx;
if (PythonOps.IsInstance(context, value, type)) {
pyEx = value;
} else if (value is PythonTuple) {
pyEx = PythonOps.CallWithArgsTuple(type, ArrayUtils.EmptyObjects, value);
} else {
pyEx = PythonCalls.Call(context, type, value);
}
return new OldInstanceException((OldInstance)pyEx);
}
private WeakRefTracker _weakRef; // initialized if user defines finalizer on class or instance
private PythonDictionary MakeDictionary(OldClass oldClass) {
//if (oldClass.OptimizedInstanceNames.Length == 0) {
// return new CustomOldClassDictionar();
//}
return new PythonDictionary(new CustomOldClassDictionaryStorage(oldClass.OptimizedInstanceNames, oldClass.OptimizedInstanceNamesVersion));
}
private void RecurseAttrHierarchyInt(OldClass oc, IDictionary<SymbolId, object> attrs)
{
foreach (SymbolId key in oc.__dict__.Keys) {
if (!attrs.ContainsKey(key)) {
attrs.Add(key, key);
}
}
// recursively get attrs in parent hierarchy
if (oc.__bases__.Count != 0) {
foreach (OldClass parent in oc.__bases__) {
RecurseAttrHierarchyInt(parent, attrs);
}
}
}
/// <summary>
/// Creates a new PythonType object which represents an Old-style class.
/// </summary>
internal PythonType(OldClass oc) {
EnsureDict();
_underlyingSystemType = typeof(OldInstance);
Name = oc.__name__;
OldClass = oc;
List<PythonType> ocs = new List<PythonType>(oc.BaseClasses.Count);
foreach (OldClass klass in oc.BaseClasses) {
ocs.Add(klass.TypeObject);
}
List<PythonType> mro = new List<PythonType>();
mro.Add(this);
_bases = ocs.ToArray();
_resolutionOrder = mro;
AddSlot(Symbols.Class, new PythonTypeValueSlot(this));
}
public MetaOldClass(Expression/*!*/ expression, BindingRestrictions/*!*/ restrictions, OldClass/*!*/ value)
: base(expression, BindingRestrictions.Empty, value) {
Assert.NotNull(value);
}
private void AddOldClassMembers(List<MemberDoc> res, OldClass oc) {
foreach (var member in oc._dict) {
AddMember(res, member, true);
}
foreach (var baseCls in oc.BaseClasses) {
AddOldClassMembers(res, baseCls);
}
}
private bool IsNUnitFixture(OldClass obj)
{
return _isNUnitFixture(obj);
}
internal static void RecurseAttrHierarchy(OldClass oc, IDictionary<object, object> attrs)
{
foreach (object key in oc.__dict__.Keys) {
if (!attrs.ContainsKey(key)) {
attrs.Add(key, key);
}
}
// recursively get attrs in parent hierarchy
if (oc.__bases__.Count != 0) {
foreach (OldClass parent in oc.__bases__) {
RecurseAttrHierarchy(parent, attrs);
}
}
}
