internal EvaluationInfo PromoteLifetime(ComputationContext ctx, Lifetime lifetime)
{
return(EvaluationInfo.Create(this.Components.Rebuild(ctx, lifetime, deep: false), this.Aggregate.Build(lifetime)));
}
protected override void compute(ComputationContext ctx)
{
IEntityInstance eval = EntityInstanceIntersection.Create(Elements.Select(it => it.Evaluation.Components));
// we need to get sum (all) of the members
bool has_reference = false;
bool has_pointer = false;
var dereferenced_instances = new List <EntityInstance>();
List <FunctionDefinition> members = new List <FunctionDefinition>();
foreach (EntityInstance ____instance in this.Elements.Select(it => it.Evaluation.Aggregate))
{
if (ctx.Env.DereferencedOnce(____instance, out IEntityInstance __instance, out bool via_pointer))
{
if (via_pointer)
{
has_pointer = true;
}
else
{
has_reference = true;
}
}
EntityInstance instance = __instance.Cast <EntityInstance>();
dereferenced_instances.Add(instance);
foreach (FunctionDefinition func in instance.TargetType.NestedFunctions)
{
bool found = false;
foreach (FunctionDefinition m in members)
{
// todo: maybe some day handle optionals
if (func.IsAnyConstructor() || func.Parameters.Any(it => it.IsOptional))
{
continue;
}
if (FunctionDefinitionExtension.IsSame(ctx, m, func, instance))
{
found = true;
break;
}
}
if (!found)
{
members.Add(func);
}
}
}
EntityInstance aggregate_instance = createAggregate(ctx, has_reference, has_pointer,
dereferenced_instances, members, partialVirtualTables: true);
this.Evaluation = EvaluationInfo.Create(eval, aggregate_instance);
}