updated OpenTelemetry.Api files to use file scoped namespaces (#4663)

src/OpenTelemetry.Api/ActivityContextExtensions.cs

@@ -21,21 +21,20 @@
 // same namespace as Activity to prevent name collisions in the future.
 // The OpenTelemetry namespace is used because ActivityContext applies to all types
 // of telemetry data - i.e. traces, metrics, and logs.
-namespace OpenTelemetry
+namespace OpenTelemetry;
+
+/// <summary>
+/// Extension methods on ActivityContext.
+/// </summary>
+public static class ActivityContextExtensions
 {
     /// <summary>
-    /// Extension methods on ActivityContext.
+    /// Returns a bool indicating if a ActivityContext is valid or not.
     /// </summary>
-    public static class ActivityContextExtensions
+    /// <param name="ctx">ActivityContext.</param>
+    /// <returns>whether the context is a valid one or not.</returns>
+    public static bool IsValid(this ActivityContext ctx)
     {
-        /// <summary>
-        /// Returns a bool indicating if a ActivityContext is valid or not.
-        /// </summary>
-        /// <param name="ctx">ActivityContext.</param>
-        /// <returns>whether the context is a valid one or not.</returns>
-        public static bool IsValid(this ActivityContext ctx)
-        {
-            return ctx != default;
-        }
+        return ctx != default;
     }
 }

src/OpenTelemetry.Api/BaseProvider.cs

@@ -14,34 +14,33 @@
 // limitations under the License.
 // </copyright>
 
-namespace OpenTelemetry
+namespace OpenTelemetry;
+
+/// <summary>
+/// Contains logic shared by all OpenTelemetry providers.
+/// </summary>
+public abstract class BaseProvider : IDisposable
 {
     /// <summary>
-    /// Contains logic shared by all OpenTelemetry providers.
+    /// Finalizes an instance of the <see cref="BaseProvider"/> class.
     /// </summary>
-    public abstract class BaseProvider : IDisposable
+    ~BaseProvider()
     {
-        /// <summary>
-        /// Finalizes an instance of the <see cref="BaseProvider"/> class.
-        /// </summary>
-        ~BaseProvider()
-        {
-            this.Dispose(false);
-        }
+        this.Dispose(false);
+    }
 
-        /// <inheritdoc/>
-        public void Dispose()
-        {
-            this.Dispose(true);
-            GC.SuppressFinalize(this);
-        }
+    /// <inheritdoc/>
+    public void Dispose()
+    {
+        this.Dispose(true);
+        GC.SuppressFinalize(this);
+    }
 
-        /// <summary>
-        /// Releases the unmanaged resources used by this class and optionally releases the managed resources.
-        /// </summary>
-        /// <param name="disposing"><see langword="true"/> to release both managed and unmanaged resources; <see langword="false"/> to release only unmanaged resources.</param>
-        protected virtual void Dispose(bool disposing)
-        {
-        }
+    /// <summary>
+    /// Releases the unmanaged resources used by this class and optionally releases the managed resources.
+    /// </summary>
+    /// <param name="disposing"><see langword="true"/> to release both managed and unmanaged resources; <see langword="false"/> to release only unmanaged resources.</param>
+    protected virtual void Dispose(bool disposing)
+    {
     }
 }

src/OpenTelemetry.Api/Context/AsyncLocalRuntimeContextSlot.cs

@@ -16,45 +16,44 @@
 
 using System.Runtime.CompilerServices;
 
-namespace OpenTelemetry.Context
+namespace OpenTelemetry.Context;
+
+/// <summary>
+/// The async local implementation of context slot.
+/// </summary>
+/// <typeparam name="T">The type of the underlying value.</typeparam>
+public class AsyncLocalRuntimeContextSlot<T> : RuntimeContextSlot<T>, IRuntimeContextSlotValueAccessor
 {
+    private readonly AsyncLocal<T> slot;
+
     /// <summary>
-    /// The async local implementation of context slot.
+    /// Initializes a new instance of the <see cref="AsyncLocalRuntimeContextSlot{T}"/> class.
     /// </summary>
-    /// <typeparam name="T">The type of the underlying value.</typeparam>
-    public class AsyncLocalRuntimeContextSlot<T> : RuntimeContextSlot<T>, IRuntimeContextSlotValueAccessor
+    /// <param name="name">The name of the context slot.</param>
+    public AsyncLocalRuntimeContextSlot(string name)
+        : base(name)
     {
-        private readonly AsyncLocal<T> slot;
-
-        /// <summary>
-        /// Initializes a new instance of the <see cref="AsyncLocalRuntimeContextSlot{T}"/> class.
-        /// </summary>
-        /// <param name="name">The name of the context slot.</param>
-        public AsyncLocalRuntimeContextSlot(string name)
-            : base(name)
-        {
-            this.slot = new AsyncLocal<T>();
-        }
+        this.slot = new AsyncLocal<T>();
+    }
 
-        /// <inheritdoc/>
-        public object Value
-        {
-            get => this.slot.Value;
-            set => this.slot.Value = (T)value;
-        }
+    /// <inheritdoc/>
+    public object Value
+    {
+        get => this.slot.Value;
+        set => this.slot.Value = (T)value;
+    }
 
-        /// <inheritdoc/>
-        [MethodImpl(MethodImplOptions.AggressiveInlining)]
-        public override T Get()
-        {
-            return this.slot.Value;
-        }
+    /// <inheritdoc/>
+    [MethodImpl(MethodImplOptions.AggressiveInlining)]
+    public override T Get()
+    {
+        return this.slot.Value;
+    }
 
-        /// <inheritdoc/>
-        [MethodImpl(MethodImplOptions.AggressiveInlining)]
-        public override void Set(T value)
-        {
-            this.slot.Value = value;
-        }
+    /// <inheritdoc/>
+    [MethodImpl(MethodImplOptions.AggressiveInlining)]
+    public override void Set(T value)
+    {
+        this.slot.Value = value;
     }
 }

src/OpenTelemetry.Api/Context/IRuntimeContextSlotValueAccessor.cs

@@ -14,16 +14,15 @@
 // limitations under the License.
 // </copyright>
 
-namespace OpenTelemetry.Context
+namespace OpenTelemetry.Context;
+
+/// <summary>
+/// Describes a type of <see cref="RuntimeContextSlot{T}"/> which can expose its value as an <see cref="object"/>.
+/// </summary>
+public interface IRuntimeContextSlotValueAccessor
 {
     /// <summary>
-    /// Describes a type of <see cref="RuntimeContextSlot{T}"/> which can expose its value as an <see cref="object"/>.
+    /// Gets or sets the value of the slot as an <see cref="object"/>.
     /// </summary>
-    public interface IRuntimeContextSlotValueAccessor
-    {
-        /// <summary>
-        /// Gets or sets the value of the slot as an <see cref="object"/>.
-        /// </summary>
-        object Value { get; set; }
-    }
+    object Value { get; set; }
 }