public static void SetupVanillaVsExperimentalInstance(string suffix) { AskIfNotOnBuildServerAndProductiveVs(suffix); try { _visualStudioInstance = new VsExperimentalInstance(VsExperimentalInstance.Versions.VS2015, suffix); if (string.IsNullOrEmpty(suffix)) { _keepDirtyVsInstance = true; _visualStudioInstance.InstallExtension(VsixPath); } else { if (!_keepDirtyVsInstance) { _keepDirtyVsInstance = AskToCleanIfExists(); } if (!_keepDirtyVsInstance) { _visualStudioInstance.FirstTimeInitialization(); _visualStudioInstance.InstallExtension(VsixPath); } } } catch (AutomationException exception) { exception.LogAndThrow(); } }