public static string GetPackageAssemblySearchPath( LocalPackageInfo packageInfo, NuGetFramework framework) { if (packageInfo == null) { return(null); } if (framework == null) { throw new ArgumentNullException(nameof(framework)); } var possibleFrameworks = packageInfo.Files .Select(path => path.Split(new [] { '/', '\\' })) .Where(parts => string.Equals(parts [0], "lib", StringComparison.OrdinalIgnoreCase)) .Select(parts => NuGetFramework.ParseFolder(parts [1].ToLowerInvariant())) .Distinct(); var bestFramework = new FrameworkReducer() .GetNearest(framework, possibleFrameworks); return(Path.Combine( packageInfo.ExpandedPath, "lib", bestFramework.GetShortFolderName())); }