public static void ConvertCsproj(string path)
 {
     PackageVersions pv = new PackageVersions();
     HashSet<string> names = new HashSet<string>();
     string dir = path.Substring(0, path.LastIndexOf('/'));
     string input = File.ReadAllText(path);
     string output = "{\n  \"frameworks\": {\n    \"dnx451\": {\n      \"dependencies\": {\n";
     int idx = input.IndexOf("<Reference Include=\"");
     while (idx != -1)
     {
         int quote = input.IndexOf('\"', idx + 20);
         int comma = input.IndexOf(',', idx + 20);
         if ((comma != -1) && (comma < quote))
         {
             quote = comma;
         }
         string name = input.Substring(idx + 20, quote - idx - 20);
         if (!names.Contains(name))
         {
             names.Add(name);
             string version = pv.GetVersion(name.ToLower());
             if (version != null)
             {
                 output = output + "          \"" + name + "\": \"" + version + "\",\n";
             }
             else
             {
                 output = output + "          \"" + name + "\": \"\",\n";
             }
         }
         idx = input.IndexOf("<Reference Include=\"", quote);
     }
     output = output + "      }\n    }\n  }\n}";
     File.WriteAllText(dir + "/project.json", output);
 }
        public static void ConvertCsproj(string path)
        {
            PackageVersions  pv     = new PackageVersions();
            HashSet <string> names  = new HashSet <string>();
            string           dir    = path.Substring(0, path.LastIndexOf('/'));
            string           input  = File.ReadAllText(path);
            string           output = "{\n  \"frameworks\": {\n    \"dnx451\": {\n      \"dependencies\": {\n";
            int idx = input.IndexOf("<Reference Include=\"");

            while (idx != -1)
            {
                int quote = input.IndexOf('\"', idx + 20);
                int comma = input.IndexOf(',', idx + 20);
                if ((comma != -1) && (comma < quote))
                {
                    quote = comma;
                }
                string name = input.Substring(idx + 20, quote - idx - 20);
                if (!names.Contains(name))
                {
                    names.Add(name);
                    string version = pv.GetVersion(name.ToLower());
                    if (version != null)
                    {
                        output = output + "          \"" + name + "\": \"" + version + "\",\n";
                    }
                    else
                    {
                        output = output + "          \"" + name + "\": \"\",\n";
                    }
                }
                idx = input.IndexOf("<Reference Include=\"", quote);
            }
            output = output + "      }\n    }\n  }\n}";
            File.WriteAllText(dir + "/project.json", output);
        }