/// <summary>
/// Object.ToString() displays the CLI type name. But we want to display the class name (e.g.
/// '<foo object at 0x000000000000002C>' unless we've overridden __repr__ but not __str__ in
/// which case we'll display the result of __repr__.
/// </summary>
public static string ToStringHelper(ISuperDynamicObject o)
{
object ret;
UserType ut = o.GetDynamicType() as UserType;
if (ut.TryLookupSlot(DefaultContext.Default, SymbolTable.Repr, out ret))
{
return(Converter.ConvertToString(Ops.Call(Ops.GetDescriptor(ret, o, ut))));
}
return(PythonType.ReprMethod(o).ToString());
}
public static object DelAttrMethod(object self, object name)
{
string strName = name as string;
if (strName == null)
{
throw Ops.TypeError("attribute name must be a string");
}
ISuperDynamicObject s = self as ISuperDynamicObject;
if (s == null)
{
throw new NotImplementedException();
}
((UserType)s.GetDynamicType()).DelAttr(DefaultContext.Default, s, SymbolTable.StringToId(strName));
return(null);
}
public static object GetAttributeMethod(object self, object name)
{
string strName = name as string;
if (strName == null)
{
throw Ops.TypeError("attribute name must be a string");
}
ISuperDynamicObject s = self as ISuperDynamicObject;
if (s != null)
{
object ret;
if (((UserType)s.GetDynamicType()).TryBaseGetAttr(DefaultContext.Default, s, SymbolTable.StringToId(strName), out ret))
{
return(ret);
}
}
throw Ops.AttributeError("no attribute {0}", name); //??? better message
}
/// <summary>
/// Object.ToString() displays the CLI type name. But we want to display the class name (e.g.
/// '<foo object at 0x000000000000002C>' unless we've overridden __repr__ but not __str__ in
/// which case we'll display the result of __repr__.
/// </summary>
public static string ToStringHelper(ISuperDynamicObject o)
{
object ret;
UserType ut = o.GetDynamicType() as UserType;
if (ut.TryLookupBoundSlot(DefaultContext.Default, o, SymbolTable.Repr, out ret)) {
string strRet;
if (ret != null && Converter.TryConvertToString(Ops.Call(Ops.GetDescriptor(ret, o, ut)), out strRet)) return strRet;
throw Ops.TypeError("__repr__ returned non-string type ({0})", Ops.GetDynamicType(ret).__name__);
}
return DynamicType.ReprMethod(o).ToString();
}