public static IEnumerable <IVisitorImplementationBuilder> GetImplementationContext(IAssembly assembly, ICSharpAssembly resultAssembly, IIntermediateCliManager identityManager)
{
var attributeContext = new VisitorModelCommonTypeContext(identityManager);
var visitorBuilders = GetVisitorContexts(assembly, attributeContext, resultAssembly, identityManager);
var distinctImplementations = new HashSet <VisitorImplementationTargetDetail>(
from metadatum in assembly.Metadata.Where(k => k.Type == attributeContext.ImplementationTargetAttribute)
select VisitorImplementationTargetDetail.DeriveFromMetadata(metadatum));
var inheritanceDetails =
new HashSet <VisitorImplementationInheritanceDetail>(
assembly
.Metadata
.Where(k => k.Type == attributeContext.ImplementationInheritanceAttribute)
.Select(k => VisitorImplementationInheritanceDetail.DeriveFromMetadata(k)));
var implementationDetail =
(from inheritanceDetail in inheritanceDetails
orderby inheritanceDetail.TargetContext,
inheritanceDetail.VisitRefactorName,
inheritanceDetail.VisitRefactorAbstract,
inheritanceDetail.ContextualVisitor,
inheritanceDetail.YieldingVisitor
join implementation in distinctImplementations on inheritanceDetail.ImplementationDetailMatch equals implementation
group inheritanceDetail by implementation).ToDictionary(k => k.Key, v => v.ToArray());
foreach (var detail in implementationDetail.Keys)
{
detail.InheritanceDetail = new ControlledCollection <VisitorImplementationInheritanceDetail>(implementationDetail[detail]);
}
var implementationBuilders =
(from implementation in implementationDetail.Keys
let visitorBuilderQuery =
from inheritanceDetail in implementationDetail[implementation]
from visitorDetail in inheritanceDetail.VisitorTargets
join visitor in visitorBuilders on new { visitorDetail.TargetContext, visitorDetail.ContextualVisitor, visitorDetail.YieldingVisitor } equals new { visitor.Detail.TargetContext, visitor.Detail.ContextualVisitor, visitor.Detail.YieldingVisitor }
group visitor by GetInheritanceDetailKey(inheritanceDetail)
select GetImplementationBuilder(resultAssembly, attributeContext, implementation, visitorBuilderQuery, assembly))
.ToArray();
foreach (var builder in implementationBuilders)
{
yield return(builder);
}
}
private static VisitorImplementationBuilder GetImplementationBuilder(ICSharpAssembly resultAssembly, VisitorModelCommonTypeContext attributeContext, VisitorImplementationTargetDetail implementation, IEnumerable <IGrouping <InheritanceDetailKey, VisitorBuilder> > visitorBuilderQuery, IAssembly assembly)
{
var result = new VisitorImplementationBuilder(
new VisitorImplementationContext(
implementation,
attributeContext,
visitorBuilderQuery.Select(
v => new VisitorImplementationVariationContext(
v.ToArray(),
v.Key.TContext,
v.Key.TResult,
v.Key.TargetContext,
v.Key.TargetAbstract,
v.Key.VisitorBuilderHandler,
assembly)),
resultAssembly));
foreach (var variation in result.Context.Variations)
{
variation.ImplementationBuilder = result;
}
return(result);
}
