InvokeBuilder.PrepareEmit ();
if (BeginInvokeBuilder != null) {
+ BeginInvokeBuilder.TypeExpression = null;
+ EndInvokeBuilder.TypeExpression = null;
BeginInvokeBuilder.PrepareEmit ();
EndInvokeBuilder.PrepareEmit ();
}
//
public abstract class DelegateCreation : Expression, OverloadResolver.IErrorHandler
{
- bool conditional_access_receiver;
protected MethodSpec constructor_method;
protected MethodGroupExpr method_group;
return e.CreateExpressionTree (ec);
}
+ void ResolveConditionalAccessReceiver (ResolveContext rc)
+ {
+ // LAMESPEC: Not sure why this is explicitly disalloed with very odd error message
+ if (!rc.HasSet (ResolveContext.Options.DontSetConditionalAccessReceiver) && method_group.HasConditionalAccess ()) {
+ Error_OperatorCannotBeApplied (rc, loc, "?", method_group.Type);
+ }
+ }
+
protected override Expression DoResolve (ResolveContext ec)
{
constructor_method = Delegate.GetConstructor (type);
var invoke_method = Delegate.GetInvokeMethod (type);
- if (!ec.HasSet (ResolveContext.Options.ConditionalAccessReceiver)) {
- if (method_group.HasConditionalAccess ()) {
- conditional_access_receiver = true;
- ec.Set (ResolveContext.Options.ConditionalAccessReceiver);
- }
- }
+ ResolveConditionalAccessReceiver (ec);
Arguments arguments = CreateDelegateMethodArguments (ec, invoke_method.Parameters, invoke_method.Parameters.Types, loc);
method_group = method_group.OverloadResolve (ec, ref arguments, this, OverloadResolver.Restrictions.CovariantDelegate);
- if (conditional_access_receiver)
- ec.With (ResolveContext.Options.ConditionalAccessReceiver, false);
-
if (method_group == null)
return null;
public override void Emit (EmitContext ec)
{
- if (conditional_access_receiver)
- ec.ConditionalAccess = new ConditionalAccessContext (type, ec.DefineLabel ());
-
if (method_group.InstanceExpression == null) {
ec.EmitNull ();
} else {
}
ec.Emit (OpCodes.Newobj, constructor_method);
-
- if (conditional_access_receiver)
- ec.CloseConditionalAccess (null);
}
public override void FlowAnalysis (FlowAnalysisContext fc)
{
base.FlowAnalysis (fc);
method_group.FlowAnalysis (fc);
-
- if (conditional_access_receiver)
- fc.ConditionalAccessEnd ();
}
void Error_ConversionFailed (ResolveContext ec, MethodSpec method, Expression return_type)