public override bool VisitVariableReferenceExpression(VariableReferenceExpression varRef)
{
if (varRef.Identifier.Type == IdentifierType.Local)
{
String name = varRef.Identifier.Name;
ISymbolTable table = varRef.SymbolTable;
// It might be a variable or might be something else.
// First of all, let's see whether it is a var
bool isDefinedAsVar = false;
isDefinedAsVar = varRef.SymbolTable.IsDefined(name);
if (!isDefinedAsVar)
{
if (table.ScopeType == ScopeType.Block || table.ScopeType == ScopeType.Compound)
{
isDefinedAsVar = table.IsDefinedInParent(name);
}
}
if (!isDefinedAsVar)
{
// Ok, this might be two things now:
// an undeclared variable, a type ref or a member access... Let's check the type graph
TypeDefinition typeDef = varRef.SymbolTable.CurrentTypeDefinition;
System.Diagnostics.Debug.Assert(typeDef != null);
if (typeDef.HasInstanceMember(name) || typeDef.HasStaticMember(name))
{
// Wow! Finally
// TODO: Replace node by MemberAccess or method invocation, depending on the case
}
else
{
NamespaceGraph nsGraph = table.TypeGraphView.GetNamespace(name);
if (nsGraph == null)
{
TypeDefinition typedef = table.TypeGraphView.GetType(name);
if (typedef == null)
{
errorReport.Error("TODOFILENAME", varRef.Position, "'{0}' undeclared identifier", name);
}
}
}
}
}
return(base.VisitVariableReferenceExpression(varRef));
}
public override bool VisitSourceUnit(SourceUnit unit)
{
NamespaceGraph nsGraph = unit.SymbolTable.TypeGraphView.DefineNamespace("Castle.Rook.Code");
unit.SymbolTable.CurrentNamespace = nsGraph;
TypeDefinitionStatement typeDef = new TypeDefinitionStatement(unit.SymbolTable, AccessLevel.Private, String.Format("Global{0}", globalClassesCount++));
unit.SymbolTable.CurrentTypeDefinition = typeDef.SymbolTable.CurrentNamespace.AddTransientType(typeDef);
return(base.VisitSourceUnit(unit));
}
public void AddingAssembly()
{
TypeGraphSpace graph = new TypeGraphSpace();
graph.AddAssemblyReference("mscorlib");
graph.AddAssemblyReference("System, Version=1.0.5000.0, Culture=neutral, PublicKeyToken=b77a5c561934e089");
NamespaceGraph ng = graph.GetNamespace("System");
Assert.IsNotNull(ng);
Assert.AreEqual("System", ng.Name);
ng = graph.GetNamespace("System::Collections::Specialized");
Assert.IsNotNull(ng);
Assert.AreEqual("Specialized", ng.Name);
ng = graph.GetNamespace("System::Diagnostics");
Assert.IsNotNull(ng);
Assert.AreEqual("Diagnostics", ng.Name);
}
