chore(*): fix build warnings and use new Program.cs format

Author: jaredcnance

src/Examples/JsonApiDotNetCoreExample/JsonApiDotNetCoreExample.csproj

@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk.Web">
 
   <PropertyGroup>
-    <TargetFramework>netcoreapp2.0</TargetFramework>
+    <TargetFramework>$(NetCoreAppVersion)</TargetFramework>
     <PreserveCompilationContext>true</PreserveCompilationContext>
     <AssemblyName>JsonApiDotNetCoreExample</AssemblyName>
     <OutputType>Exe</OutputType>
@@ -13,7 +13,7 @@
   </ItemGroup>
 
   <ItemGroup>
-    <PackageReference Include="Microsoft.AspNetCore.Server.Kestrel" Version="$(AspNetCoreVersion)" />
+    <PackageReference Include="Microsoft.AspNetCore" Version="$(AspNetCoreVersion)" />
     <PackageReference Include="Microsoft.Extensions.Configuration.EnvironmentVariables" Version="$(MicrosoftConfigurationVersion)" />
     <PackageReference Include="Microsoft.Extensions.Configuration.FileExtensions" Version="$(MicrosoftConfigurationVersion)" />
     <PackageReference Include="Microsoft.Extensions.Configuration.Json" Version="$(MicrosoftConfigurationVersion)" />

src/Examples/JsonApiDotNetCoreExample/Program.cs

@@ -1,26 +1,18 @@
-using System.IO;
+using Microsoft.AspNetCore;
 using Microsoft.AspNetCore.Hosting;
-using Microsoft.Extensions.Configuration;
 
 namespace JsonApiDotNetCoreExample
 {
     public class Program
     {
         public static void Main(string[] args)
         {
-            var config = new ConfigurationBuilder()
-                .AddCommandLine(args)
-                .AddEnvironmentVariables(prefix: "ASPNETCORE_")
-                .Build();
+            BuildWebHost(args).Run();
+        }
 
-            var host = new WebHostBuilder()
-                .UseConfiguration(config)
-                .UseKestrel()
-                .UseContentRoot(Directory.GetCurrentDirectory())
+        public static IWebHost BuildWebHost(string[] args) =>
+            WebHost.CreateDefaultBuilder(args)
                 .UseStartup<Startup>()
                 .Build();
-
-            host.Run();
-        }
     }
 }

src/Examples/NoEntityFrameworkExample/Program.cs

@@ -1,4 +1,4 @@
-using System.IO;
+using Microsoft.AspNetCore;
 using Microsoft.AspNetCore.Hosting;
 
 namespace NoEntityFrameworkExample
@@ -7,14 +7,12 @@ public class Program
     {
         public static void Main(string[] args)
         {
-            var host = new WebHostBuilder()
-                .UseKestrel()
-                .UseContentRoot(Directory.GetCurrentDirectory())
-                .UseIISIntegration()
+            BuildWebHost(args).Run();
+        }
+
+        public static IWebHost BuildWebHost(string[] args) =>
+            WebHost.CreateDefaultBuilder(args)
                 .UseStartup<Startup>()
                 .Build();
-
-            host.Run();
-        }
     }
 }

src/Examples/ReportsExample/Program.cs

@@ -1,4 +1,4 @@
-using System.IO;
+using Microsoft.AspNetCore;
 using Microsoft.AspNetCore.Hosting;
 
 namespace ReportsExample
@@ -7,14 +7,12 @@ public class Program
     {
         public static void Main(string[] args)
         {
-            var host = new WebHostBuilder()
-                .UseKestrel()
-                .UseContentRoot(Directory.GetCurrentDirectory())
-                .UseIISIntegration()
+            BuildWebHost(args).Run();
+        }
+
+        public static IWebHost BuildWebHost(string[] args) =>
+            WebHost.CreateDefaultBuilder(args)
                 .UseStartup<Startup>()
                 .Build();
-
-            host.Run();
-        }
     }
 }

test/JsonApiDotNetCoreExampleTests/Acceptance/CamelCasedModelsControllerTests.cs

@@ -35,7 +35,6 @@ public CamelCasedModelsControllerTests(TestFixture<Startup> fixture)
 
         [Fact]
         public async Task Can_Get_CamelCasedModels()
-
         {
             // Arrange
             var model = _faker.Generate();

test/JsonApiDotNetCoreExampleTests/Acceptance/TodoItemsControllerTests.cs

@@ -219,7 +219,7 @@ public async Task Can_Get_TodoItem_ById()
             Assert.Equal(todoItem.Description, deserializedBody.Description);
             Assert.Equal(todoItem.Ordinal, deserializedBody.Ordinal);
             Assert.Equal(todoItem.CreatedDate.ToString("G"), deserializedBody.CreatedDate.ToString("G"));
-            Assert.Equal(null, deserializedBody.AchievedDate);
+            Assert.Null(deserializedBody.AchievedDate);
         }
 
         [Fact]
@@ -248,7 +248,7 @@ public async Task Can_Get_TodoItem_WithOwner()
             Assert.Equal(todoItem.Description, deserializedBody.Description);
             Assert.Equal(todoItem.Ordinal, deserializedBody.Ordinal);
             Assert.Equal(todoItem.CreatedDate.ToString("G"), deserializedBody.CreatedDate.ToString("G"));
-            Assert.Equal(null, deserializedBody.AchievedDate);
+            Assert.Null(deserializedBody.AchievedDate);
         }
 
         [Fact]
@@ -301,7 +301,7 @@ public async Task Can_Post_TodoItem()
             Assert.Equal(HttpStatusCode.Created, response.StatusCode);
             Assert.Equal(todoItem.Description, deserializedBody.Description);
             Assert.Equal(todoItem.CreatedDate.ToString("G"), deserializedBody.CreatedDate.ToString("G"));
-            Assert.Equal(null, deserializedBody.AchievedDate);
+            Assert.Null(deserializedBody.AchievedDate);
         }
 
         [Fact]
@@ -350,7 +350,7 @@ public async Task Can_Patch_TodoItem()
             Assert.Equal(newTodoItem.Description, deserializedBody.Description);
             Assert.Equal(newTodoItem.Ordinal, deserializedBody.Ordinal);
             Assert.Equal(newTodoItem.CreatedDate.ToString("G"), deserializedBody.CreatedDate.ToString("G"));
-            Assert.Equal(null, deserializedBody.AchievedDate);
+            Assert.Null(deserializedBody.AchievedDate);
         }
 
         [Fact]
@@ -453,7 +453,7 @@ public async Task Can_Patch_TodoItemWithNullValue()
             Assert.Equal(newTodoItem.Description, deserializedBody.Description);
             Assert.Equal(newTodoItem.Ordinal, deserializedBody.Ordinal);
             Assert.Equal(newTodoItem.CreatedDate.ToString("G"), deserializedBody.CreatedDate.ToString("G"));
-            Assert.Equal(null, deserializedBody.AchievedDate);
+            Assert.Null(deserializedBody.AchievedDate);
         }
 
         [Fact]