Feat: TruncateSourceContextEnricher

Author: AnnaSasDev

src/CodeOfChaos.Extensions.Serilog/Enrichers/PaddedSectionEnricher.cs

@@ -9,7 +9,13 @@ namespace CodeOfChaos.Extensions.Serilog.Enrichers;
 // Code
 // ---------------------------------------------------------------------------------------------------------------------
 public class PaddedSectionEnricher : ILogEventEnricher {
-    public const int MaxLength = 8;
+    public int MaxLength { get; } = 8;
+
+    // -----------------------------------------------------------------------------------------------------------------
+    // Constructors
+    // -----------------------------------------------------------------------------------------------------------------
+    public PaddedSectionEnricher() { }
+    public PaddedSectionEnricher(int maxLength) => MaxLength = maxLength;
 
     // -----------------------------------------------------------------------------------------------------------------
     // Methods

src/CodeOfChaos.Extensions.Serilog/Enrichers/TruncateSourceContextEnricher.cs

@@ -0,0 +1,34 @@
+// ---------------------------------------------------------------------------------------------------------------------
+// Imports
+// ---------------------------------------------------------------------------------------------------------------------
+using Serilog.Core;
+using Serilog.Events;
+
+namespace CodeOfChaos.Extensions.Serilog.Enrichers;
+// ---------------------------------------------------------------------------------------------------------------------
+// Code
+// ---------------------------------------------------------------------------------------------------------------------
+public class TruncateSourceContextEnricher : ILogEventEnricher {
+    public int MaxLength { get; } = 8;
+
+    // -----------------------------------------------------------------------------------------------------------------
+    // Constructors
+    // -----------------------------------------------------------------------------------------------------------------
+    public TruncateSourceContextEnricher() { }
+    public TruncateSourceContextEnricher(int maxLength) => MaxLength = maxLength;
+    
+    // -----------------------------------------------------------------------------------------------------------------
+    // Methods
+    // -----------------------------------------------------------------------------------------------------------------
+    public void Enrich(LogEvent logEvent, ILogEventPropertyFactory propertyFactory) {
+        if (!logEvent.Properties.TryGetValue("SourceContext", out LogEventPropertyValue? sourceContextValue)
+            || sourceContextValue is not ScalarValue { Value: string sourceContext }) return;
+
+        string truncatedSourceContext = sourceContext.Length > MaxLength + 3
+            ? string.Concat("...", sourceContext.AsSpan(sourceContext.Length - MaxLength, MaxLength))
+            : sourceContext;
+
+        var truncatedProperty = new LogEventProperty("SourceContext", new ScalarValue(truncatedSourceContext));
+        logEvent.AddOrUpdateProperty(truncatedProperty);
+    }
+}

src/CodeOfChaos.Extensions.Serilog/LoggerConfigurationExtensions.cs

@@ -37,9 +37,11 @@ public static LoggerConfiguration WriteToAsyncConsole(
         return loggerConfiguration;
     }
 
-    public static LoggerConfiguration WithPaddedSectionEnricher(this LoggerConfiguration loggerConfiguration) {
-        return loggerConfiguration.Enrich.With<PaddedSectionEnricher>();
-    }
+    public static LoggerConfiguration WithPaddedSectionEnricher(this LoggerConfiguration loggerConfiguration, int maxLength = 8)
+        => loggerConfiguration.Enrich.With(new PaddedSectionEnricher(maxLength));
+
+    public static LoggerConfiguration WithTruncateSourceContextEnricher(this LoggerConfiguration loggerConfiguration, int maxLength = 8)
+        => loggerConfiguration.Enrich.With(new TruncateSourceContextEnricher(maxLength));
 
     // -----------------------------------------------------------------------------------------------------------------
     // Opinionated configurations