private static IEnumerable <VisualStudioInstance> GetInstances(VisualStudioInstanceQueryOptions options)
{
#if NET46
var devConsole = GetDevConsoleInstance();
if (devConsole != null)
{
yield return(devConsole);
}
#if FEATURE_VISUALSTUDIOSETUP
foreach (var instance in VisualStudioLocationHelper.GetInstances())
{
yield return(instance);
}
#endif
#endif
#if NETCOREAPP
foreach (var dotnetSdk in DotNetSdkLocationHelper.GetInstances(options.WorkingDirectory))
{
yield return(dotnetSdk);
}
#endif
}
internal static IEnumerable <VisualStudioInstance> QueryVisualStudioInstances(
IEnumerable <VisualStudioInstance> instances,
VisualStudioInstanceQueryOptions options)
{
return(instances.Where(i => options.DiscoveryTypes.HasFlag(i.DiscoveryType)));
}
/// <summary>
/// Query for Visual Studio instances matching the given options.
/// </summary>
/// <remarks>
/// Only includes Visual Studio 2017 (v15.0) and higher.
/// </remarks>
/// <param name="options">Query options for Visual Studio instances.</param>
/// <returns>Enumeration of Visual Studio instances detected on the machine.</returns>
public static IEnumerable <VisualStudioInstance> QueryVisualStudioInstances(
VisualStudioInstanceQueryOptions options)
=> QueryVisualStudioInstances(GetInstances(options), options);
