refactor: Fix false positive null reference

src/Aktabook.Bus/Program.cs

@@ -1,4 +1,4 @@
 // Copyright (c) Omar Boukli-Hacene. All rights reserved.
 // Distributed under an MIT-style license that can be
 // found in the LICENSE file.
 
@@ -29,7 +29,7 @@
 using Serilog.Exceptions.EntityFrameworkCore.Destructurers;
 using Serilog.Formatting.Compact;
 
 #pragma warning disable CA1812
 
 const string bootstrapLogFileName = "Logs/aktabook-bus-bootstrap.log";
 
@@ -45,7 +45,7 @@
         rollOnFileSizeLimit: false)
     .CreateBootstrapLogger();
 
 Log.Information("Starting host");
 
 try
 {
@@ -78,7 +78,7 @@
         TelemetryOptions telemetryOptions = context
             .Configuration
             .GetRequiredSection(nameof(TelemetryOptions))
-            .Get<TelemetryOptions>();
+            .Get<TelemetryOptions>()!;
 
         services.AddSingleton(new ActivitySource(telemetryOptions.ServiceName));
         services.AddOpenTelemetry()
@@ -100,7 +100,7 @@
         OpenLibraryClientOptions openLibraryClientOptions = context
             .Configuration
             .GetRequiredSection(nameof(OpenLibraryClientOptions))
-            .Get<OpenLibraryClientOptions>();
+            .Get<OpenLibraryClientOptions>()!;
         services.AddOpenLibraryClient(openLibraryClientOptions);
         services.AddScoped<IBookInfoRequester, BookInfoRequester>();
 
@@ -126,7 +126,7 @@
 
         endpointConfiguration.DefineCriticalErrorAction(async (criticalErrorContext, cancellationToken) =>
         {
             Log.Fatal(criticalErrorContext.Exception, "Critical error: {Error}", criticalErrorContext.Error);
 
             await criticalErrorContext.Stop(cancellationToken).ConfigureAwait(false);
 
@@ -147,8 +147,8 @@
 
     return 0;
 }
 #pragma warning disable CA1031
 catch (Exception ex)
 #pragma warning restore CA1031
 {
     Log.Fatal(ex, "Host terminated unexpectedly");

src/Aktabook.Infrastructure.Configuration/ConfigurationManagerExtensions.cs

@@ -1,4 +1,4 @@
 // Copyright (c) Omar Boukli-Hacene. All rights reserved.
 // Distributed under an MIT-style license that can be
 // found in the LICENSE file.
 
@@ -16,13 +16,13 @@
     {
         return configuration
             .GetRequiredSection(section)
-            .Get<SqlConnectionStringBuilder>(options => options.ErrorOnUnknownConfiguration = true);
+            .Get<SqlConnectionStringBuilder>(options => options.ErrorOnUnknownConfiguration = true)!;
     }
 
     public static string GetRabbitMqBusConnectionString(this IConfiguration configuration, string section)
     {
         return configuration
             .GetRequiredSection(section)
-            .Get<AmqpUriBuilder>().ConnectionUri.ToString();
+            .Get<AmqpUriBuilder>()!.ConnectionUri.ToString();
     }
 }

test/Aktabook.Data.Testing/Fixtures/RequesterServiceDbContextSqlServerDestructiveFixture.cs

@@ -1,4 +1,4 @@
 // Copyright (c) Omar Boukli-Hacene. All rights reserved.
 // Distributed under an MIT-style license that can be
 // found in the LICENSE file.
 
@@ -30,7 +30,7 @@
                     dbContext.Database.EnsureCreated();
                 }
 
 #pragma warning disable S3010
                 _dbInitialized = true;
 #pragma warning restore S3010
             }
@@ -39,12 +39,12 @@
 
     public RequesterServiceDbContext CreateDbContext()
     {
         if (_connectionString is null)
         {
             _connectionString = new ConfigurationFactory()
                 .Configuration
                 .GetRequiredSection(DbContextConstants.RequesterServiceDbContextSqlServerSection)
-                .Get<SqlConnectionStringBuilder>(options => options.ErrorOnUnknownConfiguration = true)
+                .Get<SqlConnectionStringBuilder>(options => options.ErrorOnUnknownConfiguration = true)!
                 .ConnectionString;
         }