public override bool EnableOverloadChecks (MemberCore overload)
{
- if (overload is MethodCore || overload is AbstractPropertyEventMethod) {
+ if (overload is MethodCore) {
caching_flags |= Flags.MethodOverloadsExist;
return true;
}
+ if (overload is AbstractPropertyEventMethod)
+ return true;
+
return base.EnableOverloadChecks (overload);
}
state &= ~StateFlags.PendingMakeMethod;
}
- if (Kind == MemberKind.FakeMethod)
- throw new InternalErrorException ("Emitting fake method");
-
return metaInfo;
}
base.ApplyAttributeBuilder (a, ctor, cdata, pa);
}
- protected override bool CheckForDuplications ()
- {
- if (!base.CheckForDuplications ())
- return false;
-
- var ar = Parent.PartialContainer.Properties;
- if (ar != null) {
- for (int i = 0; i < ar.Count; ++i) {
- PropertyBase pb = (PropertyBase) ar [i];
- if (pb.AreAccessorsDuplicateImplementation (this))
- return false;
- }
- }
-
- ar = Parent.PartialContainer.Indexers;
- if (ar != null) {
- for (int i = 0; i < ar.Count; ++i) {
- PropertyBase pb = (PropertyBase) ar [i];
- if (pb.AreAccessorsDuplicateImplementation (this))
- return false;
- }
- }
-
- return true;
- }
-
protected virtual void DefineTypeParameters ()
{
var tparams = CurrentTypeParameters;
TypeParameterSpec[] base_tparams = null;
+ TypeParameterSpec[] base_decl_tparams = TypeParameterSpec.EmptyTypes;
+ TypeSpec[] base_targs = TypeSpec.EmptyTypes;
if (((ModFlags & Modifiers.OVERRIDE) != 0 || IsExplicitImpl)) {
- if (base_method != null)
+ if (base_method != null) {
base_tparams = base_method.GenericDefinition.TypeParameters;
- else if (MethodData.implementing != null)
+ if (base_method.DeclaringType.IsGeneric) {
+ base_decl_tparams = base_method.DeclaringType.MemberDefinition.TypeParameters;
+ base_targs = Parent.BaseType.TypeArguments;
+ }
+ } else if (MethodData.implementing != null) {
base_tparams = MethodData.implementing.GenericDefinition.TypeParameters;
+ if (MethodData.implementing.DeclaringType.IsGeneric) {
+ base_decl_tparams = MethodData.implementing.DeclaringType.MemberDefinition.TypeParameters;
+ foreach (var iface in Parent.CurrentType.Interfaces) {
+ if (iface == MethodData.implementing.DeclaringType) {
+ base_targs = iface.TypeArguments;
+ break;
+ }
+ }
+ }
+ }
}
for (int i = 0; i < tparams.Length; ++i) {
if (base_tparams != null) {
var base_tparam = base_tparams[i];
tp.Type.SpecialConstraint = base_tparam.SpecialConstraint;
- tp.Type.TypeArguments = base_tparam.TypeArguments;
- // TODO MemberCache: Inflate with different MVAR ?
- tp.Type.Interfaces = base_tparam.Interfaces;
- tp.Type.BaseType = base_tparam.BaseType;
+ var inflator = new TypeParameterInflator (CurrentType, base_decl_tparams, base_targs);
+ base_tparam.InflateConstraints (inflator, tp.Type);
} else if (MethodData.implementing != null) {
var base_tp = MethodData.implementing.Constraints[i];
if (!tp.Type.HasSameConstraintsImplementation (base_tp)) {
//
public override bool Define ()
{
- if (type_expr == TypeManager.system_void_expr && parameters.IsEmpty && Name == Destructor.MetadataName) {
+ if (type_expr.Type == TypeManager.void_type && parameters.IsEmpty && MemberName.Arity == 0 && MemberName.Name == Destructor.MetadataName) {
Report.Warning (465, 1, Location, "Introducing `Finalize' method can interfere with destructor invocation. Did you intend to declare a destructor?");
}
Report.SymbolRelatedToPreviousError (implementing);
Report.Error (686, method.Location, "Accessor `{0}' cannot implement interface member `{1}' for type `{2}'. Use an explicit interface implementation",
method.GetSignatureForError (), TypeManager.CSharpSignature (implementing), container.GetSignatureForError ());
- return false;
- }
- PropertyBase.PropertyMethod pm = prop_method as PropertyBase.PropertyMethod;
- if (pm != null && pm.HasCustomAccessModifier && (pm.ModFlags & Modifiers.PUBLIC) == 0) {
- Report.SymbolRelatedToPreviousError (implementing);
- Report.Error (277, method.Location, "Accessor `{0}' must be declared public to implement interface member `{1}'",
- method.GetSignatureForError (), implementing.GetSignatureForError ());
- return false;
+ } else {
+ PropertyBase.PropertyMethod pm = prop_method as PropertyBase.PropertyMethod;
+ if (pm != null && pm.HasCustomAccessModifier && (pm.ModFlags & Modifiers.PUBLIC) == 0) {
+ Report.SymbolRelatedToPreviousError (implementing);
+ Report.Error (277, method.Location, "Accessor `{0}' must be declared public to implement interface member `{1}'",
+ method.GetSignatureForError (), implementing.GetSignatureForError ());
+ }
}
}
}
Report.SymbolRelatedToPreviousError (implementing);
Report.Error (466, method.Location, "`{0}': the explicit interface implementation cannot introduce the params modifier",
method.GetSignatureForError ());
- return false;
}
} else {
if (implementing.DeclaringType.IsInterface) {
public static readonly string MetadataName = "Finalize";
public Destructor (DeclSpace parent, Modifiers mod, ParametersCompiled parameters, Attributes attrs, Location l)
- : base (parent, null, TypeManager.system_void_expr, mod, AllowedModifiers,
+ : base (parent, null, null, mod, AllowedModifiers,
new MemberName (MetadataName, l), attrs, parameters)
{
ModFlags &= ~Modifiers.PRIVATE;
protected override bool CheckBase ()
{
- // Don't check base, the destructor has special syntax
+ // Don't check base, destructors have special syntax
+ return true;
+ }
+ public override void Emit()
+ {
var base_type = Parent.PartialContainer.BaseType;
- if (base_type == null)
- return true;
+ if (base_type != null && Block != null) {
+ var base_dtor = MemberCache.FindMember (base_type,
+ new MemberFilter (MetadataName, 0, MemberKind.Destructor, null, null), BindingRestriction.InstanceOnly) as MethodSpec;
- if (Block != null) {
- MethodGroupExpr method_expr = Expression.MethodLookup (Parent.Module.Compiler, Parent.Definition, base_type, MemberKind.Destructor, MetadataName, 0, Location);
- if (method_expr == null)
+ if (base_dtor == null)
throw new NotImplementedException ();
- method_expr.IsBase = true;
- method_expr.InstanceExpression = new CompilerGeneratedThis (Parent.Definition, Location);
+ MethodGroupExpr method_expr = MethodGroupExpr.CreatePredefined (base_dtor, base_type, Location);
+ method_expr.InstanceExpression = new BaseThis (base_type, Location);
ToplevelBlock new_block = new ToplevelBlock (Compiler, Block.StartLocation);
new_block.EndLocation = Block.EndLocation;
block = new_block;
}
- return true;
+ base.Emit ();
}
public override string GetSignatureForError ()
return Parent.GetSignatureForError () + ".~" + Parent.MemberName.Name + "()";
}
+ protected override bool ResolveMemberType ()
+ {
+ member_type = TypeManager.void_type;
+ return true;
+ }
+
public override string[] ValidAttributeTargets {
get {
return attribute_targets;
protected ToplevelBlock block;
protected Dictionary<SecurityAction, PermissionSet> declarative_security;
- // The accessor are created even if they are not wanted.
- // But we need them because their names are reserved.
- // Field says whether accessor will be emited or not
- public readonly bool IsDummy;
-
protected readonly string prefix;
ReturnParameter return_attributes;
- public AbstractPropertyEventMethod (PropertyBasedMember member, string prefix)
- : base (member.Parent, SetupName (prefix, member, member.Location), null)
- {
- this.prefix = prefix;
- IsDummy = true;
- }
-
- public AbstractPropertyEventMethod (InterfaceMemberBase member, Accessor accessor,
- string prefix)
- : base (member.Parent, SetupName (prefix, member, accessor.Location),
- accessor.Attributes)
+ public AbstractPropertyEventMethod (InterfaceMemberBase member, string prefix, Attributes attrs, Location loc)
+ : base (member.Parent, SetupName (prefix, member, loc), attrs)
{
this.prefix = prefix;
- this.block = accessor.Block;
}
static MemberName SetupName (string prefix, InterfaceMemberBase member, Location loc)
public override bool EnableOverloadChecks (MemberCore overload)
{
+ if (overload is MethodCore) {
+ caching_flags |= Flags.MethodOverloadsExist;
+ return true;
+ }
+
// This can only happen with indexers and it will
// be catched as indexer difference
if (overload is AbstractPropertyEventMethod)
return true;
- if (overload is MethodCore) {
- caching_flags |= Flags.MethodOverloadsExist;
- return true;
- }
return false;
}
return false;
}
- public bool IsDuplicateImplementation (MethodCore method)
- {
- if (!MemberName.Equals (method.MemberName))
- return false;
-
- TypeSpec[] param_types = method.ParameterTypes;
-
- if (param_types == null || param_types.Length != ParameterTypes.Length)
- return false;
-
- for (int i = 0; i < param_types.Length; i++)
- if (param_types [i] != ParameterTypes [i])
- return false;
-
- Report.SymbolRelatedToPreviousError (method);
- Report.Error (82, Location, "A member `{0}' is already reserved",
- method.GetSignatureForError ());
- return true;
- }
-
- public override bool IsUsed {
- get {
- if (IsDummy)
- return false;
-
- return base.IsUsed;
- }
- }
-
public MethodSpec Spec { get; protected set; }
//
if (TypeManager.IsNullableType (return_type))
return_type_unwrap = TypeManager.GetTypeArguments (return_type) [0];
- if (return_type == InternalType.Dynamic || first_arg_type == InternalType.Dynamic) {
- Report.Error (1964, Location,
- "User-defined operator `{0}' cannot convert to or from the dynamic type",
- GetSignatureForError ());
-
- return false;
- }
-
//
// Rules for conversion operators
//
if (OperatorType == OpType.Implicit || OperatorType == OpType.Explicit) {
- if (first_arg_type_unwrap == return_type_unwrap && first_arg_type_unwrap == declaring_type){
+ if (first_arg_type_unwrap == return_type_unwrap && first_arg_type_unwrap == declaring_type) {
Report.Error (555, Location,
"User-defined operator cannot take an object of the enclosing type and convert to an object of the enclosing type");
return false;
}
-
+
TypeSpec conv_type;
if (TypeManager.IsEqual (declaring_type, return_type) || declaring_type == return_type_unwrap) {
conv_type = first_arg_type;
} else if (TypeManager.IsEqual (declaring_type, first_arg_type) || declaring_type == first_arg_type_unwrap) {
conv_type = return_type;
} else {
- Report.Error (556, Location,
+ Report.Error (556, Location,
"User-defined conversion must convert to or from the enclosing type");
return false;
}
- //
- // Because IsInterface and IsClass are not supported
- //
- if (!TypeManager.IsGenericParameter (conv_type)) {
- if (conv_type.IsInterface) {
- Report.Error (552, Location, "User-defined conversion `{0}' cannot convert to or from an interface type",
+ if (conv_type == InternalType.Dynamic) {
+ Report.Error (1964, Location,
+ "User-defined conversion `{0}' cannot convert to or from the dynamic type",
+ GetSignatureForError ());
+
+ return false;
+ }
+
+ if (conv_type.IsInterface) {
+ Report.Error (552, Location, "User-defined conversion `{0}' cannot convert to or from an interface type",
+ GetSignatureForError ());
+ return false;
+ }
+
+ if (conv_type.IsClass) {
+ if (TypeManager.IsSubclassOf (declaring_type, conv_type)) {
+ Report.Error (553, Location, "User-defined conversion `{0}' cannot convert to or from a base class",
GetSignatureForError ());
return false;
}
- if (conv_type.IsClass) {
- if (TypeManager.IsSubclassOf (declaring_type, conv_type)) {
- Report.Error (553, Location, "User-defined conversion `{0}' cannot convert to or from a base class",
- GetSignatureForError ());
- return false;
- }
-
- if (TypeManager.IsSubclassOf (conv_type, declaring_type)) {
- Report.Error (554, Location, "User-defined conversion `{0}' cannot convert to or from a derived class",
- GetSignatureForError ());
- return false;
- }
+ if (TypeManager.IsSubclassOf (conv_type, declaring_type)) {
+ Report.Error (554, Location, "User-defined conversion `{0}' cannot convert to or from a derived class",
+ GetSignatureForError ());
+ return false;
}
}
} else if (OperatorType == OpType.LeftShift || OperatorType == OpType.RightShift) {
return false;
}
}
-
- if (!TypeManager.IsEqual (first_arg_type_unwrap, declaring_type)){
+
+ if (!TypeManager.IsEqual (first_arg_type_unwrap, declaring_type)) {
Report.Error (562, Location,
"The parameter type of a unary operator must be the containing type");
return false;
}
-
+
if (OperatorType == OpType.True || OperatorType == OpType.False) {
- if (return_type != TypeManager.bool_type){
+ if (return_type != TypeManager.bool_type) {
Report.Error (
215, Location,
"The return type of operator True or False " +
return false;
}
}
-
+
} else if (!TypeManager.IsEqual (first_arg_type_unwrap, declaring_type)) {
// Checks for Binary operators
- var second_arg_type = ParameterTypes [1];
+ var second_arg_type = ParameterTypes[1];
if (TypeManager.IsNullableType (second_arg_type))
- second_arg_type = TypeManager.GetTypeArguments (second_arg_type) [0];
+ second_arg_type = TypeManager.GetTypeArguments (second_arg_type)[0];
if (!TypeManager.IsEqual (second_arg_type, declaring_type)) {
Report.Error (563, Location,