private Expression Resolve(string Token)
{
Expression resolve = context.LookupName(Token).SingleOrDefault();
if (!ReferenceEquals(resolve, null))
{
return(resolve);
}
else
{
return(Variable.New(Token));
}
}
protected override Expression VisitVariable(Variable V)
{
IEnumerable <Expression> lookup = ns.LookupName(V.Name);
switch (lookup.Count())
{
case 0: return(V);
case 1: return(lookup.Single());
default: throw new UnresolvedName(V.Name);
}
}
