private static Options ParseCommandLineArgs(string[] args)
{
var options = new Options();
bool result = CommandLine.Parser.Default.ParseArguments(args, options);
if (!result)
{
Console.WriteLine(HelpText.AutoBuild(options).ToString());
return null;
}
return options;
}
public Configuration(Options options, Assembly analyzer)
{
Contract.Requires(options != null);
Contract.Requires(options.Solution != null);
Contract.Requires(File.Exists(options.Solution));
Contract.Requires(!string.IsNullOrEmpty(options.LogFile));
Contract.Requires(analyzer != null);
Solution = options.Solution;
LogFile = options.LogFile;
RunInfoLevelDiagnostics = options.RunInfoLevelDiagnostics;
DisabledDiagnostics = (options.DisabledDiagnostics ?? new string[] {}).ToImmutableHashSet();
Analyzer = analyzer;
}
private static Configuration ValidateOptions(Options options)
{
if (Path.GetExtension(options.Solution) != ".sln")
{
WriteError($"'{options.Solution}' is not a valid solution file.");
return null;
}
if (!File.Exists(options.Solution))
{
WriteInfo($"Provided solution file ('{options.Solution}') does not exists. ");
return null;
}
if (!string.IsNullOrEmpty(options.LogFile))
{
options.LogFile = Path.GetFullPath(options.LogFile);
WriteInfo($"Log file enabled ('{options.LogFile}')");
FileUtilities.TryDeleteIfNeeded(options.LogFile);
}
if (options.DisabledDiagnostics != null && options.DisabledDiagnostics.Length != 0)
{
WriteInfo($"Disabled diagnostics: {string.Join(", ", options.DisabledDiagnostics)}");
}
try
{
var executablePath = Assembly.GetExecutingAssembly().Location;
var analyzerFullPath = Path.Combine(Path.GetDirectoryName(executablePath), AnalyzerAssemblyName);
var analyzer = Assembly.LoadFile(analyzerFullPath);
return new Configuration(options, analyzer);
}
catch (Exception e)
{
WriteError($"Failed to load ErrorProne.NET.dll\r\n{e}");
return null;
}
}