BoundExpression BindConstUse(AST.ConstantUse x)
{
if (x is AST.GlobalConstUse)
{
return(BindGlobalConstUse((AST.GlobalConstUse)x));
}
if (x is AST.ClassConstUse)
{
var cx = (AST.ClassConstUse)x;
var dtype = cx.TypeRef as AST.DirectTypeRef;
if (dtype != null && cx.Name.Equals("class")) // Type::class ~ "Type"
{
return(new BoundLiteral(dtype.ClassName.ToString()));
}
var typeref = BindTypeRef(cx.TypeRef);
return(BoundFieldRef.CreateClassConst(typeref, new BoundVariableName(cx.Name)));
}
throw ExceptionUtilities.UnexpectedValue(x);
}
/*/// <summary>
* /// Called when derived class visited.
* /// </summary>
* /// <param name="x"></param>
* virtual public void VisitVarLikeConstructUse(VarLikeConstructUse x)
* {
* // base for variable use
* }*/
/// <summary>
/// Called when derived class visited.
/// </summary>
/// <param name="x"></param>
virtual public void VisitConstantUse(ConstantUse x)
{
// base for constant use
}