public static async Task <VSVersion> GetVersionAsync(IAsyncServiceProvider serviceProvider)
{
serviceProvider.ThrowOnNull(nameof(serviceProvider));
if (!ThreadHelper.CheckAccess())
{
await ThreadHelper.JoinableTaskFactory.SwitchToMainThreadAsync();
}
Version?shellVersion = await VS.Shell.GetVsVersionAsync();
if (shellVersion != null)
{
return(new VSVersion(shellVersion));
}
var unknownVersion = new Version(VSVersion.UnknownVersion, VSVersion.UnknownVersion);
return(new VSVersion(unknownVersion));
}