public static void ArrayEnumeration(RewriteDesign design, TypeBridge itemType, ValueBridge count, ValueBridge collection, LocalVariable variable = null)
{
design.CurrentIterator.ForFrom = 0;
design.CurrentIterator.ForTo = count - 1;
design.CurrentIterator.ForIndexer = CreateGlobalVariable(design, Int);
if (design.CurrentIndexer == null)
{
design.CurrentIterator.Indexer = design.CurrentIterator.ForIndexer;
design.CurrentIterator.Indexer.IsGlobal = true;
}
if (variable == null)
{
design.LastValue = new TypedValueBridge(itemType, collection[design.CurrentIterator.ForIndexer]);
}
else
{
design.CurrentIterator.BodyAdd(variable.Assign(collection[design.CurrentIterator.ForIndexer]));
design.LastValue = new TypedValueBridge(itemType, variable);
}
design.ResultSize = count;
design.SourceSize = count;
design.SimpleEnumeration = true;
design.ListEnumeration = true;
}
public static void Rewrite(RewriteDesign design, RewrittenValueBridge[] args)
{
var enlarging = args.FirstOrDefault()?.ToString() switch
{
"EnlargingCoefficient.By2" => 1,
"EnlargingCoefficient.By4" => 2,
"EnlargingCoefficient.By8" => 3,
_ when design.SourceSize != null => 2,
_ => 1
};
var(currentLength, currentResult) = RewriteToArray.GetResultVariable(design, design.LastValue.Type);
VariableBridge result = RewriteToArray.RewriteOther(design, currentLength, currentResult, enlarging);
RewriteToArray.SimplifyPart(design, result);
var listResultType = ParseTypeName($"LinqRewrite.Core.SimpleList.SimpleList<{design.LastValue.Type}>");
LocalVariable finalResult = CreateGlobalVariable(design, listResultType);
design.ResultAdd(finalResult.Assign(New(listResultType)));
design.ResultAdd(finalResult.Access("Items").Assign(result));
design.ResultAdd(finalResult.Access("Count").Assign(design.ResultSize ?? design.Indexer));
design.ResultAdd(Return(finalResult));
}
}
public static void EnumerableEnumeration(RewriteDesign design, CollectionValueBridge collection, LocalVariable variable = null)
{
design.CurrentIterator.ForFrom = null;
design.CurrentIterator.ForTo = null;
design.CurrentIterator.Enumerator = CreateGlobalVariable(design, ParseTypeName($"System.Collections.Generic.IEnumerator<{collection.ItemType}>"));
design.CurrentIterator.ListEnumeration = false;
if (variable == null)
{
design.LastValue = new TypedValueBridge(collection.ItemType, design.CurrentIterator.Enumerator.Access("Current"));
}
else
{
design.CurrentForAdd(variable.Assign(design.CurrentIterator.Enumerator.Access("Current")));
design.LastValue = new TypedValueBridge(collection.ItemType, variable);
}
design.SourceSize = null;
var listEnumerations = design.Iterators.Select(x => x.ListEnumeration).ToArray();
design.ListEnumeration = false;
listEnumerations.Select((x, i) => (x, i)).ForEach(x => design.Iterators[x.i].ListEnumeration = x.x);
design.ModifiedEnumeration = true;
}
