Fix analyzer issues in docs (#3026)

docs/logs/extending-the-sdk/Program.cs

@@ -18,6 +18,8 @@ using System.Collections.Generic;
 using Microsoft.Extensions.Logging;
 using OpenTelemetry;
 
+namespace ExtendingTheSdk;
+
 public class Program
 {
     public static void Main()
@@ -37,8 +39,8 @@ public class Program
         // unstructured log
         logger.LogInformation("Hello, World!");
 
-        // unstructured log with string interpolation
-        logger.LogInformation($"Hello from potato {0.99}.");
+        // String interpolation, as in the below line, results in unstructured logging, and is not recommended
+        // logger.LogInformation($"Hello from potato {0.99}.");
 
         // structured log with template
         logger.LogInformation("Hello from {name} {price}.", "tomato", 2.99);

docs/logs/getting-started/Program.cs

@@ -17,6 +17,8 @@
 using Microsoft.Extensions.Logging;
 using OpenTelemetry.Logs;
 
+namespace GettingStarted;
+
 public class Program
 {
     public static void Main()

docs/logs/source-generation/FoodSupplyLogs.cs

@@ -16,6 +16,8 @@
 
 using Microsoft.Extensions.Logging;
 
+namespace SourceGeneration;
+
 public static partial class FoodSupplyLogs
 {
     [LoggerMessage(

docs/logs/source-generation/Program.cs

@@ -17,6 +17,8 @@
 using Microsoft.Extensions.Logging;
 using OpenTelemetry.Logs;
 
+namespace SourceGeneration;
+
 public class Program
 {
     public static void Main()

docs/metrics/customizing-the-sdk/Program.cs

@@ -19,12 +19,14 @@ using System.Diagnostics.Metrics;
 using OpenTelemetry;
 using OpenTelemetry.Metrics;
 
+namespace CustomizingTheSdk;
+
 public class Program
 {
     private static readonly Meter Meter1 = new("CompanyA.ProductA.Library1", "1.0");
     private static readonly Meter Meter2 = new("CompanyA.ProductB.Library2", "1.0");
 
-    public static void Main(string[] args)
+    public static void Main()
     {
         using var meterProvider = Sdk.CreateMeterProviderBuilder()
             .AddMeter(Meter1.Name)

docs/metrics/extending-the-sdk/Program.cs

@@ -21,6 +21,8 @@ using System.Diagnostics.Metrics;
 using OpenTelemetry;
 using OpenTelemetry.Metrics;
 
+namespace ExtendingTheSdk;
+
 public class Program
 {
     private static readonly Meter MyMeter = new("MyCompany.MyProduct.MyLibrary", "1.0");
@@ -38,7 +40,7 @@ public class Program
             });
     }
 
-    public static void Main(string[] args)
+    public static void Main()
     {
         using var meterProvider = Sdk.CreateMeterProviderBuilder()
             .AddMeter("MyCompany.MyProduct.MyLibrary")

docs/metrics/getting-started-prometheus-grafana/Program.cs

@@ -20,12 +20,14 @@ using System.Threading;
 using OpenTelemetry;
 using OpenTelemetry.Metrics;
 
+namespace GettingStartedPrometheusGrafana;
+
 public class Program
 {
     private static readonly Meter MyMeter = new("MyCompany.MyProduct.MyLibrary", "1.0");
     private static readonly Counter<long> MyFruitCounter = MyMeter.CreateCounter<long>("MyFruitCounter");
 
-    public static void Main(string[] args)
+    public static void Main()
     {
         using var meterProvider = Sdk.CreateMeterProviderBuilder()
             .AddMeter("MyCompany.MyProduct.MyLibrary")

docs/metrics/getting-started/Program.cs

@@ -18,12 +18,14 @@ using System.Diagnostics.Metrics;
 using OpenTelemetry;
 using OpenTelemetry.Metrics;
 
+namespace GettingStarted;
+
 public class Program
 {
     private static readonly Meter MyMeter = new("MyCompany.MyProduct.MyLibrary", "1.0");
     private static readonly Counter<long> MyFruitCounter = MyMeter.CreateCounter<long>("MyFruitCounter");
 
-    public static void Main(string[] args)
+    public static void Main()
     {
         using var meterProvider = Sdk.CreateMeterProviderBuilder()
             .AddMeter("MyCompany.MyProduct.MyLibrary")

docs/metrics/learning-more-instruments/Program.cs

@@ -21,6 +21,8 @@ using System.Diagnostics.Metrics;
 using OpenTelemetry;
 using OpenTelemetry.Metrics;
 
+namespace LearningMoreInstruments;
+
 public class Program
 {
     private static readonly Meter MyMeter = new("MyCompany.MyProduct.MyLibrary", "1.0");
@@ -35,7 +37,7 @@ public class Program
         MyMeter.CreateObservableGauge("Thread.State", () => GetThreadState(process));
     }
 
-    public static void Main(string[] args)
+    public static void Main()
     {
         using var meterProvider = Sdk.CreateMeterProviderBuilder()
             .AddMeter("MyCompany.MyProduct.MyLibrary")

docs/trace/customizing-the-sdk/Program.cs

@@ -18,6 +18,8 @@ using System.Diagnostics;
 using OpenTelemetry;
 using OpenTelemetry.Trace;
 
+namespace CustomizingTheSdk;
+
 public class Program
 {
     private static readonly ActivitySource MyLibraryActivitySource = new(

docs/trace/extending-the-sdk/MyFilteringProcessor.cs

@@ -25,18 +25,8 @@ internal class MyFilteringProcessor : BaseProcessor<Activity>
 
     public MyFilteringProcessor(BaseProcessor<Activity> processor, Func<Activity, bool> filter)
     {
-        if (filter == null)
-        {
-            throw new ArgumentNullException(nameof(filter));
-        }
-
-        if (processor == null)
-        {
-            throw new ArgumentNullException(nameof(processor));
-        }
-
-        this.filter = filter;
-        this.processor = processor;
+        this.filter = filter ?? throw new ArgumentNullException(nameof(filter));
+        this.processor = processor ?? throw new ArgumentNullException(nameof(processor));
     }
 
     public override void OnEnd(Activity activity)

docs/trace/extending-the-sdk/Program.cs

@@ -19,6 +19,8 @@ using OpenTelemetry;
 using OpenTelemetry.Resources;
 using OpenTelemetry.Trace;
 
+namespace ExtendingTheSdk;
+
 public class Program
 {
     private static readonly ActivitySource DemoSource = new("OTel.Demo");

docs/trace/extending-the-sdk/README.md

@@ -197,7 +197,7 @@ client .NET Core](../../../src/OpenTelemetry.Instrumentation.Http/README.md) .
 Instrumentation libraries for these are already provided in this repo. The
 [OpenTelemetry .NET
 Contrib](https://github.com/open-telemetry/opentelemetry-dotnet-contrib)
-repostory also has instrumentations for libraries like
+repository also has instrumentations for libraries like
 [ElasticSearchClient](https://github.com/open-telemetry/opentelemetry-dotnet-contrib/tree/main/src/OpenTelemetry.Contrib.Instrumentation.ElasticsearchClient)
 etc. which fall in this category.
 

docs/trace/getting-started/Program.cs

@@ -18,6 +18,8 @@ using System.Diagnostics;
 using OpenTelemetry;
 using OpenTelemetry.Trace;
 
+namespace GettingStarted;
+
 public class Program
 {
     private static readonly ActivitySource MyActivitySource = new(

docs/trace/reporting-exceptions/Program.cs

@@ -19,6 +19,8 @@ using System.Diagnostics;
 using OpenTelemetry;
 using OpenTelemetry.Trace;
 
+namespace ReportingExceptions;
+
 public class Program
 {
     private static readonly ActivitySource MyActivitySource = new(

docs/trace/reporting-exceptions/README.md

@@ -136,7 +136,7 @@ will depend on the presence of a debugger:
 * If a debugger is attached, the debugger will be notified that an unhandled
   exception happened.
 * In case a postmortem debugger is configured, the postmortem debugger will be
-  activited and normally it will collect a crash dump.
+  activated and normally it will collect a crash dump.
 
 It might be useful to automatically capture the unhandled exceptions, travel
 through the unfinished activities and export them for troubleshooting. Here goes