Enable nullable reference types in Oakton project

src/Oakton/ActivatorCommandCreator.cs

@@ -2,6 +2,8 @@
 
 namespace Oakton;
 
+#nullable disable annotations // FIXME
+
 public class ActivatorCommandCreator : ICommandCreator
 {
     public IOaktonCommand CreateCommand(Type commandType)

src/Oakton/Argument.cs

@@ -8,6 +8,8 @@
 
 namespace Oakton;
 
+#nullable disable annotations // FIXME
+
 public class Argument : TokenHandlerBase
 {
     private readonly MemberInfo _member;
@@ -19,7 +21,7 @@
     {
         _member = member;
         _memberType = member.GetMemberType();
         _converter = conversions.FindConverter(_memberType);
     }
 
     public override bool Handle(object input, Queue<string> tokens)
@@ -55,7 +57,7 @@
     public override string ToUsageDescription()
     {
         var memberType = _member.GetMemberType();
         if (memberType.GetTypeInfo().IsEnum)
         {
             return Enum.GetNames(memberType).Join("|");
         }

src/Oakton/CommandExecutor.cs

@@ -9,6 +9,8 @@
 
 namespace Oakton;
 
+#nullable disable annotations // FIXME
+
 /// <summary>
 ///     The main entry class for Oakton command line applications
 /// </summary>

src/Oakton/CommandFactory.cs

@@ -14,6 +14,8 @@
 
 namespace Oakton;
 
+#nullable disable annotations // FIXME
+
 public class CommandFactory : ICommandFactory
 {
     private static readonly string[] _helpCommands = { "help", "?" };

src/Oakton/CommandFailureException.cs

@@ -2,6 +2,8 @@
 
 namespace Oakton;
 
+#nullable disable annotations // FIXME
+
 public class CommandFailureException : Exception
 {
     public CommandFailureException(string message) : base(message)

src/Oakton/CommandLineHostingExtensions.cs

@@ -1,5 +1,3 @@
-#nullable enable
-
 using JasperFx.Core;
 using Microsoft.Extensions.Hosting;
 using Oakton.Commands;

src/Oakton/CommandRun.cs

@@ -2,6 +2,8 @@
 
 namespace Oakton;
 
+#nullable disable annotations // FIXME
+
 public class CommandRun
 {
     public IOaktonCommand Command { get; set; }

src/Oakton/Commands/CheckEnvironmentCommand.cs

@@ -7,6 +7,8 @@
 
 namespace Oakton.Commands;
 
+#nullable disable annotations // FIXME
+
 public class CheckEnvironmentInput : NetCoreInput
 {
     [Description("Use to optionally write the results of the environment checks to a file")]

src/Oakton/Commands/RunCommand.cs

@@ -10,6 +10,8 @@
 
 namespace Oakton.Commands;
 
+#nullable disable annotations // FIXME
+
 public class RunInput : NetCoreInput
 {
     [Description("Run the environment checks before starting the host")]

src/Oakton/DependencyInjectionCommandCreator.cs

@@ -8,6 +8,8 @@
 
 namespace Oakton;
 
+#nullable disable annotations // FIXME
+
 internal class DependencyInjectionCommandCreator : ICommandCreator
 {
     private readonly IServiceProvider _serviceProvider;

src/Oakton/DescriptionAttribute.cs

@@ -2,6 +2,8 @@
 
 namespace Oakton;
 
+#nullable disable annotations // FIXME
+
 /// <summary>
 ///     Adds a textual description to arguments or flags on input classes, or on a command class
 /// </summary>

src/Oakton/Descriptions/ConfigurationPreview.cs

@@ -6,6 +6,8 @@
 
 namespace Oakton.Descriptions;
 
+#nullable disable annotations // FIXME
+
 internal class ConfigurationPreview : IDescribedSystemPart, IWriteToConsole
 {
     private const string PreviewErrorMessage = "Unable to show a preview of the configuration.";

src/Oakton/Descriptions/DescribeCommand.cs

@@ -11,6 +11,8 @@
 
 namespace Oakton.Descriptions;
 
+#nullable disable annotations // FIXME
+
 [Description("Writes out a description of your running application to either the console or a file")]
 public class DescribeCommand : OaktonAsyncCommand<DescribeInput>
 {

src/Oakton/Descriptions/DescribeInput.cs

@@ -1,5 +1,7 @@
 namespace Oakton.Descriptions;
 
+#nullable disable annotations // FIXME
+
 public class DescribeInput : NetCoreInput
 {
     [Description("Optionally write the description to the given file location")]

src/Oakton/Descriptions/DescriptionExtensions.cs

@@ -7,6 +7,8 @@
 
 namespace Oakton.Descriptions;
 
+#nullable disable annotations // FIXME
+
 public static class DescriptionExtensions
 {
     /// <summary>

src/Oakton/Descriptions/IDescribedSystemPart.cs

@@ -3,6 +3,8 @@
 
 namespace Oakton.Descriptions;
 
+#nullable disable annotations // FIXME
+
 #region sample_IDescribedSystemPart
 
 /// <summary>

src/Oakton/Descriptions/IDescribedSystemPartFactory.cs

@@ -1,5 +1,7 @@
 namespace Oakton.Descriptions;
 
+#nullable disable annotations // FIXME
+
 #region sample_IDescribedSystemPartFactory
 
 /// <summary>

src/Oakton/Descriptions/IDescribesProperties.cs

@@ -2,6 +2,8 @@
 
 namespace Oakton.Descriptions;
 
+#nullable disable annotations // FIXME
+
 /// <summary>
 ///     Interface to expose key/value pairs to diagnostic output
 /// </summary>

src/Oakton/Descriptions/IRequiresServices.cs

@@ -2,6 +2,8 @@
 
 namespace Oakton.Descriptions;
 
+#nullable disable annotations // FIXME
+
 internal interface IRequiresServices
 {
     void Resolve(IServiceProvider services);

src/Oakton/Descriptions/ITreeDescriber.cs

@@ -2,6 +2,8 @@
 
 namespace Oakton.Descriptions;
 
+#nullable disable annotations // FIXME
+
 /// <summary>
 ///     Interface to expose additional diagnostic information to a Spectre tree node
 /// </summary>

src/Oakton/Descriptions/IWriteToConsole.cs

@@ -2,6 +2,8 @@
 
 namespace Oakton.Descriptions;
 
+#nullable disable annotations // FIXME
+
 /// <summary>
 ///     Optional interface for exposing specialized console output
 ///     in the "describe" command

src/Oakton/Descriptions/LambdaDescribedSystemPart.cs

@@ -5,6 +5,8 @@
 
 namespace Oakton.Descriptions;
 
+#nullable disable annotations // FIXME
+
 internal class LambdaDescribedSystemPart<T> : IDescribedSystemPart, IRequiresServices
 {
     private readonly Func<T, TextWriter, Task> _write;

src/Oakton/Environment/EnvironmentCheckException.cs

@@ -3,6 +3,8 @@
 
 namespace Oakton.Environment;
 
+#nullable disable annotations // FIXME
+
 public class EnvironmentCheckException : AggregateException
 {
     public EnvironmentCheckException(EnvironmentCheckResults results) : base(results.ToString(),

src/Oakton/Environment/EnvironmentCheckExtensions.cs

@@ -5,6 +5,8 @@
 
 namespace Oakton.Environment;
 
+#nullable disable annotations // FIXME
+
 public static class EnvironmentCheckExtensions
 {
     /// <summary>

src/Oakton/Environment/EnvironmentCheckResults.cs

@@ -6,6 +6,8 @@
 
 namespace Oakton.Environment;
 
+#nullable disable annotations // FIXME
+
 public class EnvironmentCheckResults
 {
     private readonly IList<EnvironmentFailure> _failures = new List<EnvironmentFailure>();

src/Oakton/Environment/EnvironmentChecker.cs

@@ -9,6 +9,8 @@
 
 namespace Oakton.Environment;
 
+#nullable disable annotations // FIXME
+
 /// <summary>
 ///     Executes the environment checks registered in an IoC container
 /// </summary>

src/Oakton/Environment/FileExistsCheck.cs

@@ -5,6 +5,8 @@
 
 namespace Oakton.Environment;
 
+#nullable disable annotations // FIXME
+
 public class FileExistsCheck : IEnvironmentCheck
 {
     private readonly string _file;

src/Oakton/Environment/IEnvironmentCheck.cs

@@ -4,6 +4,8 @@
 
 namespace Oakton.Environment;
 
+#nullable disable annotations // FIXME
+
 #region sample_IEnvironmentCheck
 
 /// <summary>

src/Oakton/Environment/IEnvironmentCheckFactory.cs

@@ -1,5 +1,7 @@
 namespace Oakton.Environment;
 
+#nullable disable annotations // FIXME
+
 public interface IEnvironmentCheckFactory
 {
     IEnvironmentCheck[] Build();

src/Oakton/Environment/LambdaCheck.cs

@@ -4,6 +4,8 @@
 
 namespace Oakton.Environment;
 
+#nullable disable annotations // FIXME
+
 public class LambdaCheck : IEnvironmentCheck
 {
     private readonly Func<IServiceProvider, CancellationToken, Task> _action;

src/Oakton/FlagAliasAttribute.cs

@@ -2,6 +2,8 @@
 
 namespace Oakton;
 
+#nullable disable annotations // FIXME
+
 /// <summary>
 ///     Use to override the long and/or short flag keys of a property or field
 /// </summary>

src/Oakton/Help/CommandUsage.cs

@@ -6,6 +6,8 @@
 
 namespace Oakton.Help;
 
+#nullable disable annotations // FIXME
+
 public class CommandUsage
 {
     public string Description { get; set; }

src/Oakton/Help/HelpCommand.cs

@@ -4,6 +4,8 @@
 
 namespace Oakton.Help;
 
+#nullable disable annotations // FIXME
+
 [Description("List all the available commands", Name = "help")]
 public class HelpCommand : OaktonCommand<HelpInput>
 {

src/Oakton/Help/HelpInput.cs

@@ -3,6 +3,8 @@
 
 namespace Oakton.Help;
 
+#nullable disable annotations // FIXME
+
 public class HelpInput
 {
     [IgnoreOnCommandLine] public IEnumerable<Type> CommandTypes { get; set; }

src/Oakton/Help/UsageGraph.cs

@@ -10,6 +10,8 @@
 
 namespace Oakton.Help;
 
+#nullable disable annotations // FIXME
+
 public class UsageGraph
 {
     private readonly List<ITokenHandler> _handlers;
@@ -19,7 +21,7 @@
 
     public UsageGraph(Type commandType)
     {
         _inputType = commandType.FindInterfaceThatCloses(typeof(IOaktonCommand<>)).GetTypeInfo()
             .GetGenericArguments().First();
 
         CommandName = CommandFactory.CommandNameFor(commandType);

src/Oakton/HostWrapperCommand.cs

@@ -7,6 +7,8 @@
 
 namespace Oakton;
 
+#nullable disable annotations // FIXME
+
 internal class HostWrapperCommand : IOaktonCommand
 {
     private readonly IOaktonCommand _inner;

src/Oakton/HostedCommandExtensions.cs

@@ -1,6 +1,4 @@
-#nullable enable
-
-using JasperFx.Core;
+using JasperFx.Core;
 using Microsoft.Extensions.DependencyInjection;
 using Microsoft.Extensions.DependencyInjection.Extensions;
 using Microsoft.Extensions.Hosting;

src/Oakton/ICommandCreator.cs

@@ -2,6 +2,8 @@
 
 namespace Oakton;
 
+#nullable disable annotations // FIXME
+
 /// <summary>
 ///     Service locator for command types. The default just uses Activator.CreateInstance().
 ///     Can be used to plug in IoC construction in Oakton applications

src/Oakton/ICommandFactory.cs

@@ -4,6 +4,8 @@
 
 namespace Oakton;
 
+#nullable disable annotations // FIXME
+
 /// <summary>
 ///     Interface that Oakton uses to build command runs during execution. Can be used for custom
 ///     command activation

src/Oakton/IHostBuilderInput.cs

@@ -2,6 +2,8 @@
 
 namespace Oakton;
 
+#nullable disable annotations // FIXME
+
 /// <summary>
 ///     Interface used to get access to the HostBuilder from command inputs.
 /// </summary>

src/Oakton/IOaktonCommand.cs

@@ -4,6 +4,8 @@
 
 namespace Oakton;
 
+#nullable disable annotations // FIXME
+
 public interface IOaktonCommand
 {
     Type InputType { get; }

src/Oakton/IServiceRegistrations.cs

@@ -2,6 +2,8 @@
 
 namespace Oakton;
 
+#nullable disable annotations // FIXME
+
 /// <summary>
 ///     Implementations of this interface can be used to define
 ///     service registrations to be loaded by Oakton command extensions

src/Oakton/Internal/ArgsExtensions.cs

@@ -2,6 +2,8 @@
 
 namespace Oakton.Internal;
 
+#nullable disable annotations // FIXME
+
 public static class ArgsExtensions
 {
     public static string[] FilterLauncherArgs(this string[] args)

src/Oakton/Internal/Conversion/Conversions.cs

@@ -7,9 +7,10 @@ namespace Oakton.Internal.Conversion;
 
 public class Conversions
 {
+#nullable disable annotations // FIXME
     private readonly LightweightCache<Type, Func<string, object>> _convertors;
     private readonly IList<IConversionProvider> _providers = new List<IConversionProvider>();
-
+#nullable restore
 
     public Conversions()
     {