public static void InitOffline()

in JetBrains.Profiler.SelfApi/src/DotTrace.cs [156:201]
21 lines of code
3 McCabe index (conditional complexity)

    public static void InitOffline(string commandLineToolsFolder)
      => ConsoleRunnerPackage.AssertLocalBinaryFolder(commandLineToolsFolder);

    /// <summary>
    /// It's the shortcut for <c>InitAsync(CancellationToken.None, progress: null, nugetUrl, prerequisitePath).Wait()</c>
    /// </summary>
    public static void Init(Uri nugetUrl = null, NuGetApi nugetApi = NuGetApi.V3, string downloadTo = null)
      => InitAsync(CancellationToken.None, null, nugetUrl, nugetApi, downloadTo).Wait();

    /// <summary>
    /// It's the shortcut for <c>InitAsync(CancellationToken.None, progress, nugetUrl, prerequisitePath)</c>
    /// </summary>
    public static Task InitAsync(IProgress<double> progress = null, Uri nugetUrl = null, NuGetApi nugetApi = NuGetApi.V3, string downloadTo = null)
      => InitAsync(CancellationToken.None, progress, nugetUrl, nugetApi, downloadTo);

    /// <summary>
    /// This method is obsolete, use <see cref="InitAsync(System.Threading.CancellationToken,System.IProgress{double},System.Uri,JetBrains.Profiler.SelfApi.NuGetApi,string)"/> or <see cref="InitOffline"/> instead<br/>
    /// It makes sure that the dotTrace command-line profiler is downloaded and is ready to use.
    /// </summary>
    /// <remarks>
    /// 1. Looks for dotTrace executable in the same directory with the running assembly. Uses it if it's found.<br/>
    /// 2. Downloads `JetBrains.dotTrace.CommandLineTools` NuGet package into the <paramref name="downloadTo"/>
    /// directory and uses the dotTrace command-line profiler from this package. The package version is defined by <see cref="CommandLineToolsConfig.NupkgVersion"/>.
    /// The command-line profiler is saved to `{downloadTo}/dotTrace.{NupkgVersion}`
    /// </remarks>
    /// <param name="cancellationToken">Cancellation token</param>
    /// <param name="progress">Download progress callback from 0.0 to 100.0. If null, progress is not reported.</param>
    /// <param name="nugetUrl">URL of NuGet mirror. If null, www.nuget.org is used.</param>
    /// <param name="nugetApi">NuGet API version.</param>
    /// <param name="downloadTo">NuGet download destination directory. If null, %LocalAppData% is used.</param>
    [Obsolete("Use " + nameof(InitAsync) + " or " + nameof(InitOffline) + " instead")]
    public static Task EnsurePrerequisiteAsync(
      CancellationToken cancellationToken,
      IProgress<double> progress = null,
      Uri nugetUrl = null,
      NuGetApi nugetApi = NuGetApi.V3,
      string downloadTo = null)
    {
      lock (Mutex)
      {
        if (ConsoleRunnerPackage.CheckLocalBinaryFolder(string.IsNullOrEmpty(downloadTo) ? PrerequisiteBase.GetNearbyPath() : downloadTo))
          return Task.FromResult(Missing.Value);

        return ConsoleRunnerPackage.DownloadAsync(nugetUrl, nugetApi, downloadTo, progress, cancellationToken);
      }
    }