/// <summary>
/// Used for searching further identifier list parts.
///
/// a.b -- nextIdentifier would be 'b' whereas <param name="resultBases">resultBases</param> contained the resolution result for 'a'
/// </summary>
public static AbstractType[] ResolveFurtherTypeIdentifier(int nextIdentifierHash,
IEnumerable <AbstractType> resultBases,
ResolutionContext ctxt,
ISyntaxRegion typeIdObject = null)
{
MemberSymbol statProp;
if ((resultBases = DResolver.StripMemberSymbols(resultBases)) == null)
{
return(null);
}
var r = new List <AbstractType>();
foreach (var b in resultBases)
{
if (b is UserDefinedType)
{
var udt = b as UserDefinedType;
var bn = udt.Definition as IBlockNode;
bool pop = b is MixinTemplateType;
if (pop)
{
ctxt.PushNewScope(bn);
}
ctxt.CurrentContext.IntroduceTemplateParameterTypes(udt);
r.AddRange(SingleNodeNameScan.SearchChildrenAndResolve(ctxt, udt, nextIdentifierHash, typeIdObject));
List <TemplateParameterSymbol> dedTypes = null;
foreach (var t in r)
{
var ds = t as DSymbol;
if (ds != null && ds.DeducedTypes == null)
{
if (dedTypes == null)
{
dedTypes = ctxt.DeducedTypesInHierarchy;
}
ds.DeducedTypes = new System.Collections.ObjectModel.ReadOnlyCollection <TemplateParameterSymbol>(dedTypes);
}
}
statProp = StaticProperties.TryEvalPropertyType(ctxt, b, nextIdentifierHash);
if (statProp != null)
{
r.Add(statProp);
}
// go the opDispatch way if possible - http://dlang.org/operatoroverloading.html#Dispatch
if (r.Count == 0 && nextIdentifierHash != OpDispatchResolution.opDispatchId)
{
r.AddRange(OpDispatchResolution.TryResolveFurtherIdViaOpDispatch(ctxt, nextIdentifierHash, udt));
}
if (r.Count == 0)
{
r.AddRange(UFCSResolver.TryResolveUFCS(b, nextIdentifierHash, !pop && typeIdObject != null ? typeIdObject.Location : ctxt.ScopedBlock.BlockStartLocation, ctxt, typeIdObject));
}
if (pop)
{
ctxt.Pop();
}
else
{
ctxt.CurrentContext.RemoveParamTypesFromPreferredLocals(udt);
}
}
else if (b is PackageSymbol)
{
var pack = (b as PackageSymbol).Package;
var accessedModule = pack.GetModule(nextIdentifierHash);
if (accessedModule != null)
{
r.Add(new ModuleSymbol(accessedModule as DModule, typeIdObject as ISyntaxRegion, b as PackageSymbol));
}
else if ((pack = pack.GetPackage(nextIdentifierHash)) != null)
{
r.Add(new PackageSymbol(pack, typeIdObject as ISyntaxRegion));
}
}
else if (b is ModuleSymbol)
{
r.AddRange(SingleNodeNameScan.SearchChildrenAndResolve(ctxt, b as ModuleSymbol, nextIdentifierHash, typeIdObject));
}
else
{
statProp = StaticProperties.TryEvalPropertyType(ctxt, b, nextIdentifierHash);
if (statProp != null)
{
r.Add(statProp);
}
if (r.Count == 0) // Only if there hasn't been a result yet?
{
r.AddRange(UFCSResolver.TryResolveUFCS(b, nextIdentifierHash, typeIdObject != null ? typeIdObject.Location : ctxt.ScopedBlock.BlockStartLocation, ctxt, typeIdObject));
}
}
}
return(r.Count == 0 ? null : r.ToArray());
}
/// <summary>
/// Used for searching further identifier list parts.
///
/// a.b -- nextIdentifier would be 'b' whereas <param name="resultBases">resultBases</param> contained the resolution result for 'a'
/// </summary>
public static AbstractType[] ResolveFurtherTypeIdentifier(int nextIdentifierHash,
IEnumerable <AbstractType> resultBases,
ResolutionContext ctxt,
object typeIdObject = null)
{
MemberSymbol statProp;
if ((resultBases = DResolver.StripMemberSymbols(resultBases)) == null)
{
return(null);
}
var r = new List <AbstractType>();
foreach (var b in resultBases)
{
if (b is UserDefinedType)
{
var udt = b as UserDefinedType;
var bn = udt.Definition as IBlockNode;
bool pop = !(b is MixinTemplateType);
if (!pop)
{
ctxt.PushNewScope(bn);
}
ctxt.CurrentContext.IntroduceTemplateParameterTypes(udt);
r.AddRange(SingleNodeNameScan.SearchChildrenAndResolve(ctxt, bn, nextIdentifierHash, typeIdObject));
List <TemplateParameterSymbol> dedTypes = null;
foreach (var t in r)
{
var ds = t as DSymbol;
if (ds != null && ds.DeducedTypes == null)
{
if (dedTypes == null)
{
dedTypes = ctxt.DeducedTypesInHierarchy;
}
ds.DeducedTypes = new System.Collections.ObjectModel.ReadOnlyCollection <TemplateParameterSymbol>(dedTypes);
}
}
statProp = StaticProperties.TryEvalPropertyType(ctxt, b, nextIdentifierHash);
if (statProp != null)
{
r.Add(statProp);
}
ctxt.CurrentContext.RemoveParamTypesFromPreferredLocals(udt);
if (!pop)
{
ctxt.Pop();
}
}
else if (b is PackageSymbol)
{
var pack = (b as PackageSymbol).Package;
var accessedModule = pack.GetModule(nextIdentifierHash);
if (accessedModule != null)
{
r.Add(new ModuleSymbol(accessedModule as DModule, typeIdObject as ISyntaxRegion, b as PackageSymbol));
}
else if ((pack = pack.GetPackage(nextIdentifierHash)) != null)
{
r.Add(new PackageSymbol(pack, typeIdObject as ISyntaxRegion));
}
}
else if (b is ModuleSymbol)
{
r.AddRange(SingleNodeNameScan.SearchChildrenAndResolve(ctxt, (b as ModuleSymbol).Definition, nextIdentifierHash, typeIdObject));
}
else
{
statProp = StaticProperties.TryEvalPropertyType(ctxt, b, nextIdentifierHash);
if (statProp != null)
{
r.Add(statProp);
}
}
// TODO: Search for UFCS symbols
}
return(r.Count == 0 ? null : r.ToArray());
}