FindAssemblyVersionConflicts

FindAssemblyVersionConflicts.cs

using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Reflection;

namespace FindAssemblyVersionConflicts
{
    class Program
    {
        static void Main(string[] args)
        {
            if (args.Length != 3)
            {
                Console.WriteLine("FindAssemblyVersionConflicts - Lists all dependent assemblies.");
                Console.WriteLine("Usage: FindAssemblyVersionConflicts.exe <path> <search pattern> <dependent assembly starts with>");
                Console.WriteLine("Example: FindAssemblyVersionConflicts.exe . Thycotic*.dll Thycotic");
                return;
            }

            string path = args[0];
            string searchPattern = args[1];
            string dependentAssemblyStartsWith = args[2];

            var list = new List<Tuple<string, string>>();

            var allAssemblies = System.IO.Directory.GetFiles(path, searchPattern, SearchOption.AllDirectories);
            foreach (var assemblyPath in allAssemblies)
            {
                try
                {
                    var loadedAssembly = Assembly.ReflectionOnlyLoadFrom(assemblyPath);
                    var referencedAssemblies = loadedAssembly.GetReferencedAssemblies();
                    foreach (var refAssembly in referencedAssemblies)
                    {
                        if (refAssembly.FullName.StartsWith(dependentAssemblyStartsWith))
                        {
                            list.Add(Tuple.Create(refAssembly.FullName, loadedAssembly.FullName));
                        }
                    }
                }
                catch (Exception e)
                {
                    Console.WriteLine("Failed to load '{0}': {1}", assemblyPath, e.Message);
                }
            }

            Console.WriteLine("============");
            Console.WriteLine("Dependencies");
            Console.WriteLine("============");

            var grouped = list.GroupBy(t => t.Item1);
            foreach (var group in grouped.OrderBy(g => g.Key))
            {
                Console.WriteLine();
                Console.WriteLine("{0}", group.Key);
                foreach (var i in group.OrderBy(g => g.Item2))
                {
                    Console.WriteLine("\t{0}", i.Item2);
                }
            }
        }
    }
}