<PackageReference Include="System.Configuration.ConfigurationManager" Version="10.0.0-preview.5.25277.114" />

ExceptionPolyfills

static class ExceptionPolyfills
using System.Diagnostics.CodeAnalysis; using System.Runtime.CompilerServices; namespace System { internal static class ExceptionPolyfills { public sealed class <>E__0 { public static void ThrowIfNull([System.Diagnostics.CodeAnalysis.NotNull] object argument, [System.Runtime.CompilerServices.CallerArgumentExpression("argument")] string paramName = null) { throw null; } } public sealed class <>E__1 { public static void ThrowIf([System.Diagnostics.CodeAnalysis.DoesNotReturnIf(true)] bool condition, object instance) { throw null; } public static void ThrowIf([System.Diagnostics.CodeAnalysis.DoesNotReturnIf(true)] bool condition, Type type) { throw null; } } public static void ThrowIfNull([System.Diagnostics.CodeAnalysis.NotNull] object argument, [System.Runtime.CompilerServices.CallerArgumentExpression("argument")] string paramName = null) { if (argument == null) ThrowArgumentNullException(paramName); } [System.Diagnostics.CodeAnalysis.DoesNotReturn] private static void ThrowArgumentNullException(string paramName) { throw new ArgumentNullException(paramName); } public static void ThrowIf([System.Diagnostics.CodeAnalysis.DoesNotReturnIf(true)] bool condition, object instance) { if (condition) ThrowObjectDisposedException(instance); } public static void ThrowIf([System.Diagnostics.CodeAnalysis.DoesNotReturnIf(true)] bool condition, Type type) { if (condition) ThrowObjectDisposedException(type); } [System.Diagnostics.CodeAnalysis.DoesNotReturn] private static void ThrowObjectDisposedException(object instance) { throw new ObjectDisposedException(instance?.GetType().FullName); } [System.Diagnostics.CodeAnalysis.DoesNotReturn] private static void ThrowObjectDisposedException(Type type) { throw new ObjectDisposedException(type?.FullName); } } }