Benchmark tweaks.

Author: electricessence

Benchmarks/EnumParseTests.cs

@@ -67,7 +67,7 @@ abstract class Tests
 
 		public abstract Greek CompiledSwitchByLength();
 
-		static readonly IDictionary<string, Greek> LookupD
+		static readonly Dictionary<string, Greek> LookupD
 			= Enum
 			.GetValues<Greek>()
 			.ToDictionary(e => Enum.GetName(e)!, e => e, StringComparer.Ordinal);
@@ -260,7 +260,7 @@ public override Greek FastEnumParse()
 			return e;
 		}
 
-		static readonly IDictionary<string, Greek> LookupD
+		static readonly Dictionary<string, Greek> LookupD
 			= Enum
 			.GetValues<Greek>()
 			.ToDictionary(e => Enum.GetName(e)!, e => e, StringComparer.OrdinalIgnoreCase);
@@ -326,7 +326,7 @@ public override Greek FastEnumParse()
 			return e;
 		}
 
-		static readonly IDictionary<string, Greek> LookupD
+		static readonly Dictionary<string, Greek> LookupD
 			= Enum
 			.GetValues<Greek>()
 			.ToDictionary(e => Enum.GetName(e)!, e => e, StringComparer.OrdinalIgnoreCase);

Benchmarks/Greek.cs

@@ -1,16 +1,10 @@
 namespace Open.Text.Benchmarks;
 
 [AttributeUsage(AttributeTargets.Field)]
-public class LetterAttribute : Attribute
+public class LetterAttribute(char upper, char lower) : Attribute
 {
-	public LetterAttribute(char upper, char lower)
-	{
-		Upper = upper;
-		Lower = lower;
-	}
-
-	public char Upper { get; }
-	public char Lower { get; }
+	public char Upper { get; } = upper;
+	public char Lower { get; } = lower;
 
 	public bool EqualsLetter(char letter)
 		=> letter == Upper || letter == Lower;