public override bool Walk(ImportStatement node)
{
var iinfo = new ImportInfo("", node.Span);
GlobalScope.Imports[node] = iinfo;
int len = Math.Min(node.Names.Count, node.AsNames.Count);
for (int i = 0; i < len; i++)
{
var impNode = node.Names[i];
var newName = node.AsNames[i];
var strImpName = impNode.MakeString();
iinfo.Types.Add(new[] { strImpName, newName });
if (strImpName == "clr")
{
GlobalScope.ShowClr = true;
}
else if (strImpName == "wpf")
{
AddWpfReferences();
}
var saveName = (String.IsNullOrEmpty(newName)) ? strImpName : newName;
ModuleReference modRef;
var def = Scopes[Scopes.Length - 1].CreateVariable(impNode, _unit, saveName);
if (ProjectState.Modules.TryGetValue(strImpName, out modRef))
{
if (modRef.Module != null)
{
ModuleInfo mi = modRef.Module as ModuleInfo;
if (mi != null)
{
mi.ModuleDefinition.AddDependency(_unit);
}
def.AddTypes(impNode, _unit, modRef.Module.SelfSet);
continue;
}
else
{
modRef.References.Add(_unit);
}
}
else
{
ProjectState.Modules[strImpName] = modRef = new ModuleReference();
if (modRef.References == null)
{
modRef.References = new HashSet <AnalysisUnit>();
}
modRef.References.Add(_unit);
}
var builtinRefs = ProjectState.GetReflectedNamespaces(impNode.Names, impNode.Names.Count > 1 && !String.IsNullOrEmpty(newName));
if (builtinRefs != null && builtinRefs.Length > 0)
{
GlobalScope.ShowClr = true;
var ns = ProjectState.GetNamespaceFromObjects(builtinRefs);
// TODO: Should we pony up a fake module for the module we failed to resolve?
if (ns != null)
{
def.AddTypes(impNode, _unit, ns.SelfSet);
}
}
else
{
}
}
return(true);
}
public override bool Walk(FromImportStatement node)
{
var mods = ProjectState.GetReflectedNamespaces(node.Root.Names, true);
ModuleReference moduleRef;
Namespace userMod = null;
var modName = node.Root.MakeString();
if (ProjectState.Modules.TryGetValue(modName, out moduleRef))
{
userMod = moduleRef.Module;
if (userMod == null)
{
moduleRef.References.Add(_unit);
}
}
else
{
moduleRef = ProjectState.Modules[modName] = new ModuleReference();
if (moduleRef.References == null)
{
moduleRef.References = new HashSet <AnalysisUnit>();
}
moduleRef.References.Add(_unit);
}
var asNames = node.AsNames ?? node.Names;
var impInfo = new ImportInfo(node.Root.MakeString(), node.Span);
GlobalScope.Imports[node] = impInfo;
int len = Math.Min(node.Names.Count, asNames.Count);
for (int i = 0; i < len; i++)
{
var impName = node.Names[i];
var newName = asNames[i];
if (impName == null)
{
// incomplete import statement
continue;
}
else if (impName == "*")
{
// Handle "import *"
if (userMod != null)
{
foreach (var varName in GetModuleKeys(userMod))
{
WalkFromImportWorker(node, userMod, mods, varName, null);
}
}
if (mods != null)
{
foreach (var mod in mods)
{
foreach (var name in Utils.DirHelper(mod, true))
{
WalkFromImportWorker(node, null, mods, name, null);
}
}
}
}
else
{
WalkFromImportWorker(node, userMod, mods, impName, newName);
}
}
return(true);
}