static void Main(string[] args)
{
#region OptionVariables
string source = "";
string target = "";
string filter = "";
string pattern = "";
string flags = "";
string theme = "light";
string title = "AsmDiff.NET report";
string filename = "";
UInt16 maxdepth = 1;
bool isHtml = true;
bool showHelp = false;
#endregion
options = new OptionSet
{
{"h|help", "show this message and exit", x => showHelp = true },
{"s|source=", "this is the OLD version of the library. Either a path to a specific assembly or a folder which contains assemblies", src => source = src},
{"t|target=", "this is the NEW version of the library. Either a path to a specific assembly or a folder which contains assemblies", tar => target = tar},
{"f|filter=", "specify a filter which will exclude other classes which doesn't reference what's specified in the filter (eg. System.Reflection.Assembly) ", f => filter = f},
{"p|pattern=", "specify a regex pattern which will exclude all files which doesn't match the regular expression ", p => pattern = p},
{"o|output=", "specify output format, JSON or HTML. Default: HTML", h => isHtml = !String.Equals(h.ToUpperInvariant(), "JSON") },
{"flags=", "specify which kind of analysis you want the application to do." + Environment.NewLine +
"Options: (a = Addtions, c = Changes, d = Deletions)" + Environment.NewLine +
"Ex. `flags=ad` will only search for and include Additions and Deletions from the analysis of the assemblies." + Environment.NewLine +
"Default: `flags=cd`", fl => flags = fl },
{"theme=", "specify either a filename within Assets\\Themes or a path to a CSS file. " + Environment.NewLine +
"Default options: light, dark" + Environment.NewLine +
"Default: `theme=light`", th => theme = th},
{"title=", "the given title will be displayed at the top of the HTML report", t => { if(!String.IsNullOrEmpty(t)) title = t; } },
{"maxdepth=", "descend at most levels (a non-negative integer) levels of directories below the current", m => { if(UInt16.TryParse(m, out maxdepth)); } },
{"filename=", "the name the tool will use for naming the result file, excluding the file extension", f => { if(!String.IsNullOrEmpty(f)) filename = f; } }
};
try
{
options.Parse(args);
if (showHelp)
{
Help();
return;
}
#region HandleArguments
// handle commandarguments
bool sourceIsNull = false;
if ((sourceIsNull = String.IsNullOrEmpty(source)) || String.IsNullOrEmpty(target))
throw new OptionException(String.Format("{0} cannot be empty. You have to specify a {0}", sourceIsNull ? "source" : "target"), sourceIsNull ? "source" : "target");
// verify that the files or directory in source and target exist
if ((sourceIsNull = !Exists(source)) || !Exists(target))
throw new OptionException(String.Format("the program were unable to find the path specified in {0} ({1})", sourceIsNull ? "source" : "target", sourceIsNull ? source : target),
sourceIsNull ? "source" : "target");
source = Path.GetFullPath(source);
target = Path.GetFullPath(target);
Regex regex = null;
if (IsValidRegex(pattern))
regex = new Regex(@pattern, RegexOptions.Compiled);
else if(!String.IsNullOrEmpty(pattern))
throw new OptionException(String.Format("the pattern specified is not a valid regular expression {0}", Environment.NewLine + pattern), "pattern");
var fl = !String.IsNullOrEmpty(flags) ? GetFlags(flags) : (Analyzer.AnalyzerFlags.Changes | Analyzer.AnalyzerFlags.Deletion);
if(!Exists(theme) && !Exists(String.Format(@"{0}\Assets\Themes\{1}.css", Environment.CurrentDirectory, theme)))
throw new OptionException(String.Format("invalid path or file does not exists {0}", Environment.NewLine + theme), "theme");
#endregion
var metaData = new MetaData
{
Pattern = pattern,
Filter = filter,
Flags = GetFlagsString(flags),
CommandArguments = String.Join(" ", args),
Source = new AssemblyMetaData { Path = source, AssemblyErrors = new List<string>(), AssemblySuccess = new List<string>() },
Target = new AssemblyMetaData { Path = target, AssemblyErrors = new List<string>(), AssemblySuccess = new List<string>() }
};
var analyzer = new Analyzer { Flags = fl, MaxDepth = maxdepth };
var s = analyzer.Invoke(@source, @target, @filter, regex, metaData);
#region RenderOutput
// is the outputformat HTML or not
if (isHtml)
{
var htmlHelper = new HtmlHelper(theme, title);
var html = htmlHelper.RenderHTML(s, metaData);
string filepath = String.Format(@"{0}\{1}.html", Environment.CurrentDirectory, !String.IsNullOrEmpty(filename) ? filename : ("AssemblyScanReport-" + DateTime.Now.ToString("dd-MM-yyyy_HH-mm")));
using (var fileStream = File.Create(filepath))
{
html.Seek(0, SeekOrigin.Begin);
html.CopyTo(fileStream);
}
SendMessageAsync(filename, filepath);
}
else
{
var json = JsonHelper.SerializeJson<ICollection<Result>>(s);
string filepath = String.Format(String.Format(@"{0}\{1}.json", Environment.CurrentDirectory, !String.IsNullOrEmpty(filename) ? filename : ("AssemblyScanReport-" + DateTime.Now.ToString("dd-MM-yyyy_HH-mm"))));
File.WriteAllText(filepath, json);
SendMessageAsync(filename, filepath);
}
#endregion
}
catch (OptionException e)
{
Console.Error.Write("AsmDiff.NET: ");
Console.Error.WriteLine(e.Message);
Console.Error.WriteLine("Try 'AsmDiffNET --help' for more information.");
#if DEBUG
//Console.ReadLine();
#endif
return;
}
catch (Exception e)
{
Console.Error.Write("AsmDiff.NET: An unknown error occurred. Please see the CrashDump file for further information.");
string fileName = String.Format(String.Format(@"{0}\CrashDump-{1}.txt", Environment.CurrentDirectory, DateTime.Now.ToString("dd-MM-yyyy_HH-mm")));
File.WriteAllText(fileName, e.ToString());
}
}
