Trivial sample updates

Author: nblumhardt

example/Sample/Program.cs

@@ -2,24 +2,22 @@
 
 namespace Sample
 {
-    public class Program
+    public static class Program
     {
-        public static void Main(string[] args)
+        public static void Main()
         {
-            var expr = "@Level = 'Information' and AppId is not null and Items[?] like 'C%'";
+            const string expr = "@Level = 'Information' and AppId is not null and Items[?] like 'C%'";
 
-            Log.Logger = new LoggerConfiguration()
+            using var log = new LoggerConfiguration()
                 .Enrich.WithProperty("AppId", 10)
                 .Filter.ByIncludingOnly(expr)
-                .WriteTo.LiterateConsole()
+                .WriteTo.Console()
                 .CreateLogger();
 
-            Log.Information("Cart contains {@Items}", new[] { "Tea", "Coffee" });
-            Log.Warning("Cart contains {@Items}", new[] { "Tea", "Coffee" });
-            Log.Information("Cart contains {@Items}", new[] { "Apricots" });
-            Log.Information("Cart contains {@Items}", new[] { "Peanuts", "Chocolate" });
-
-            Log.CloseAndFlush();
+            log.Information("Cart contains {@Items}", new[] { "Tea", "Coffee" });
+            log.Warning("Cart contains {@Items}", new[] { "Tea", "Coffee" });
+            log.Information("Cart contains {@Items}", new[] { "Apricots" });
+            log.Information("Cart contains {@Items}", new[] { "Peanuts", "Chocolate" });
         }
     }
 }

example/Sample/Sample.csproj

@@ -6,7 +6,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Serilog.Sinks.Literate" Version="2.0.0" />
+    <PackageReference Include="Serilog.Sinks.Console" Version="3.1.1" />
   </ItemGroup>
 
   <ItemGroup>

src/Serilog.Expressions/Expressions/LoggingFilterSwitch.cs

@@ -15,6 +15,7 @@
 using System;
 using Serilog.Core;
 using Serilog.Events;
+using Serilog.Expressions.Runtime;
 
 namespace Serilog.Expressions
 {
@@ -81,7 +82,7 @@ public bool IsEnabled(LogEvent logEvent)
             if (filter == null)
                 return true;
 
-            return true.Equals((filter.Item2(logEvent) as ScalarValue)?.Value);
+            return Coerce.True(filter.Item2(logEvent));
         }
 
         /// <inheritdoc/>