initial commit

2026-04-04 13:30:13 +02:00
commit 6bed9b284c
186 changed files with 10650 additions and 0 deletions
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+using System;
+
+namespace Microsoft.Extensions.Logging.Log4Net.AspNetCore.Scope
+{
+    /// <summary>
+    /// A <see cref="IExternalScopeProvider"/> that will not save nor return scopes.
+    /// </summary>
+    internal class NullScopeProvider : IExternalScopeProvider
+    {
+        /// <summary>
+        /// The singleton instance that represents every <see cref="NullScopeProvider"/>.
+        /// </summary>
+        internal static NullScopeProvider Instance { get; } = new NullScopeProvider();
+
+        /// <summary>
+        /// Constructor that prevents external instantiation.
+        /// </summary>
+        private NullScopeProvider()
+        {
+        }
+
+        /// <inheritdoc/>
+        public void ForEachScope<TState>(Action<object, TState> callback, TState state)
+        {
+            // All scopes are null scopes so do nothing.
+        }
+
+        /// <inheritdoc/>
+        public IDisposable Push(object state)
+        {
+            return NullScope.Instance;
+        }
+    }
+}