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#else
bla bla bla
//
// This code is more conformant to the spec (it follows it step by step),
// but it has not been tested yet, and there is nothing here that is not
// caught by the above code. But it might be a better foundation to improve
// on in the future
//
public ResolveTypeMemberAccess (EmitContext ec, Expression member_lookup,
Expression left, Location loc)
{
if (member_lookup is TypeExpr){
member_lookup.Resolve (ec);
return member_lookup;
}
if (member_lookup is MethodGroupExpr){
if (!mg.RemoveStaticMethods ()){
SimpleName.Error120 (loc, mg.Methods [0].Name);
return null;
}
return member_lookup;
}
if (member_lookup is PropertyExpr){
PropertyExpr pe = (PropertyExpr) member_lookup;
if (!pe.IsStatic){
SimpleName.Error120 (loc, pe.PropertyInfo.Name);
return null;
}
return pe;
}
if (member_lookup is FieldExpr){
FieldExpr fe = (FieldExpr) member_lookup;
FieldInfo fi = fe.FieldInfo;
if (fi is FieldBuilder) {
Const c = TypeManager.LookupConstant ((FieldBuilder) fi);
if (c != null) {
object o = c.LookupConstantValue (ec);
return Constantify (o, fi.FieldType);
}
}
if (fi.IsLiteral) {
Type t = fi.FieldType;
Type decl_type = fi.DeclaringType;
object o;
if (fi is FieldBuilder)
o = TypeManager.GetValue ((FieldBuilder) fi);
else
o = fi.GetValue (fi);
if (decl_type.IsSubclassOf (TypeManager.enum_type)) {
Expression enum_member = MemberLookup (
ec, decl_type, "value__", loc);
Enum en = TypeManager.LookupEnum (decl_type);
Constant c;
if (en != null)
c = Constantify (o, en.UnderlyingType);
else
c = Constantify (o, enum_member.Type);
return new EnumConstant (c, decl_type);
}
Expression exp = Constantify (o, t);
return exp;
}
if (!fe.FieldInfo.IsStatic){
error176 (loc, fe.FieldInfo.Name);
return null;
}
return member_lookup;
}
if (member_lookup is EventExpr){
EventExpr ee = (EventExpr) member_lookup;
//
// If the event is local to this class, we transform ourselves into
// a FieldExpr
//
Expression ml = MemberLookup (
ec, ec.TypeContainer.TypeBuilder, ee.EventInfo.Name,
MemberTypes.Event, AllBindingFlags, loc);
if (ml != null) {
MemberInfo mi = ec.TypeContainer.GetFieldFromEvent ((EventExpr) ml);
ml = ExprClassFromMemberInfo (ec, mi, loc);
if (ml == null) {
Report.Error (-200, loc, "Internal error!!");
return null;
}
return ResolveMemberAccess (ec, ml, left, loc);
}
if (!ee.IsStatic) {
SimpleName.Error120 (loc, ee.EventInfo.Name);
return null;
}
return ee;
}
Console.WriteLine ("Left is: " + left);
Report.Error (-100, loc, "Support for [" + member_lookup + "] is not present yet");
Environment.Exit (0);
return null;
}
public ResolveInstanceMemberAccess (EmitContext ec, Expression member_lookup,
Expression left, Location loc)
{
if (member_lookup is MethodGroupExpr){
//
// Instance.MethodGroup
//
if (!mg.RemoveStaticMethods ()){
error176 (loc, mg.Methods [0].Name);
return null;
}
mg.InstanceExpression = left;
return member_lookup;
}
if (member_lookup is PropertyExpr){
PropertyExpr pe = (PropertyExpr) member_lookup;
if (pe.IsStatic){
error176 (loc, pe.PropertyInfo.Name);
return null;
}
Console.WriteLine ("HERE *************");
pe.InstanceExpression = left;
return pe;
}
Type left_type = left.type;
if (left_type.IsValueType){
} else {
}
}
public override Expression DoResolve (EmitContext ec)
{
//
// We are the sole users of ResolveWithSimpleName (ie, the only
// ones that can cope with it
//
expr = expr.ResolveWithSimpleName (ec);
if (expr == null)
return null;
if (expr is SimpleName){
SimpleName child_expr = (SimpleName) expr;
expr = new SimpleName (child_expr.Name + "." + Identifier, loc);
return expr.ResolveWithSimpleName (ec);
}
//
// Handle enums here when they are in transit.
// Note that we cannot afford to hit MemberLookup in this case because
// it will fail to find any members at all (Why?)
//
Type expr_type = expr.Type;
if (expr_type.IsSubclassOf (TypeManager.enum_type)) {
Enum en = TypeManager.LookupEnum (expr_type);
if (en != null) {
object value = en.LookupEnumValue (ec, Identifier, loc);
if (value == null)
return null;
Constant c = Constantify (value, en.UnderlyingType);
return new EnumConstant (c, expr_type);
}
}
member_lookup = MemberLookup (ec, expr.Type, Identifier, loc);
if (member_lookup == null)
return null;
if (expr is TypeExpr)
return ResolveTypeMemberAccess (ec, member_lookup, expr, loc);
else
return ResolveInstanceMemberAccess (ec, member_lookup, expr, loc);
}
#endif
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