/// <summary>
 /// Gets the intellisense declarations for the specified request.
 /// </summary>
 /// <param name="req">The request.</param>
 public IEnumerable<SimpleDeclaration> Post(IntellisenseRequest req)
 {
     var decls = WebApiApplication.Compiler.GetDeclarations(req.Source, req.LineNumber, req.ColIndex);
     return decls.Item2
         .OrderBy(x => x.Name)
         .ToList();
 }