bool MatchesRequest(SearchTypeRequest request, ref SearchTypeResult result)
{
if (result.NamespaceResult != null)
{
return(request.TypeParameterCount == 0);
}
else
{
IReturnType rt = result.Result;
if (rt == null)
{
return(false);
}
if (rt.TypeArgumentCount != request.TypeParameterCount)
{
return(false);
}
IClass c = rt.GetUnderlyingClass();
if (c != null)
{
return(IsAccessibleClass(c));
}
else
{
return(true);
}
}
}
bool SearchTypeInUsing(IUsing u, SearchTypeRequest request, ref SearchTypeResult result)
{
foreach (IReturnType r in u.SearchType(request.Name, request.TypeParameterCount))
{
result = new SearchTypeResult(r, u);
if (MatchesRequest(request, ref result))
{
return(true);
}
}
string nsResult = u.SearchNamespace(request.Name);
if (nsResult != null)
{
result = new SearchTypeResult(nsResult, null);
if (MatchesRequest(request, ref result))
{
return(true);
}
}
return(false);
}
public SearchTypeResult SearchType(SearchTypeRequest request)
{
string name = request.Name;
if (string.IsNullOrEmpty(name))
{
return(SearchTypeResult.Empty);
}
// 'result' holds the fall-back result if no result with the right type parameter count is found.
SearchTypeResult result = SearchTypeResult.Empty;
if (name.IndexOf('.') < 0)
{
for (IClass outerClass = request.CurrentType; outerClass != null; outerClass = outerClass.DeclaringType)
{
// Try inner classes (in full inheritance tree)
// Don't use loop with cur = cur.BaseType because of inheritance cycles
foreach (IClass baseClass in outerClass.ClassInheritanceTree)
{
if (baseClass.ClassType == ClassType.Class || baseClass.ClassType == ClassType.Struct || baseClass.ClassType == ClassType.Module)
{
foreach (IClass innerClass in baseClass.InnerClasses)
{
if (language.NameComparer.Equals(innerClass.Name, name))
{
result = new SearchTypeResult(innerClass);
if (MatchesRequest(request, ref result))
{
return(result);
}
}
}
}
}
}
}
for (IUsingScope usingScope = request.CurrentUsingScope; usingScope != null; usingScope = usingScope.Parent)
{
string fullname;
if (string.IsNullOrEmpty(usingScope.NamespaceName))
{
// Try if name is already the full type name
fullname = name;
}
else
{
fullname = usingScope.NamespaceName + "." + name;
}
IClass c = GetClass(fullname, request.TypeParameterCount);
if (c != null)
{
result = new SearchTypeResult(c);
if (MatchesRequest(request, ref result))
{
return(result);
}
}
if (NamespaceExists(fullname))
{
result = new SearchTypeResult(fullname, null);
if (MatchesRequest(request, ref result))
{
return(result);
}
}
// prefer aliases over imported types
foreach (IUsing u in usingScope.Usings)
{
if (u.HasAliases)
{
if (SearchTypeInUsing(u, request, ref result))
{
return(result);
}
}
}
foreach (IUsing u in usingScope.Usings)
{
if (!u.HasAliases)
{
if (SearchTypeInUsing(u, request, ref result))
{
return(result);
}
}
}
}
if (defaultImports != null)
{
if (SearchTypeInUsing(defaultImports, request, ref result))
{
return(result);
}
}
return(result);
}
