chore: minor improvements

Author: swagfin

ObjectSemantics.NET/Engine/Extensions/ExtractedObjPropertyExtensions.cs

@@ -31,8 +31,6 @@ private static string GetAppliedPropertyFormatting(this ExtractedObjProperty p,
 
             // avoid repeated ToLower calls
             string fmt = customFormat.Trim();
-            string fmtLower = fmt.ToLowerInvariant();
-
             // handle numeric and datetime formats first
             try
             {
@@ -55,7 +53,7 @@ private static string GetAppliedPropertyFormatting(this ExtractedObjProperty p,
             }
 
             // custom string-based formats (single switch to avoid multiple ToLower() checks)
-            switch (fmtLower)
+            switch (fmt.ToLowerInvariant())
             {
                 case "uppercase": return val?.ToUpperInvariant();
                 case "lowercase": return val?.ToLowerInvariant();
@@ -102,8 +100,7 @@ public static bool IsPropertyValueConditionPassed(this ExtractedObjProperty prop
                     }
                 }
 
-                if (t == typeof(int) || t == typeof(double) || t == typeof(long) ||
-                    t == typeof(float) || t == typeof(decimal))
+                if (t == typeof(int) || t == typeof(double) || t == typeof(long) || t == typeof(float) || t == typeof(decimal))
                 {
                     double v1 = Convert.ToDouble(original ?? 0, CultureInfo.InvariantCulture);
                     double v2 = Convert.ToDouble(GetConvertibleValue<double>(valueComparer), CultureInfo.InvariantCulture);

ObjectSemantics.NET/Engine/Extensions/StringExtensions.cs

@@ -1,4 +1,5 @@
 using System;
+using System.Globalization;
 using System.Text;
 
 namespace ObjectSemantics.NET.Engine.Extensions
@@ -36,7 +37,7 @@ public static string ToMD5String(this string input)
                     // Convert the byte array to hexadecimal string
                     StringBuilder sb = new StringBuilder();
                     for (int i = 0; i < hashBytes.Length; i++)
-                        sb.Append(hashBytes[i].ToString("X2"));
+                        sb.Append(hashBytes[i].ToString("X2", CultureInfo.InvariantCulture));
                     return sb.ToString();
                 }
             }

ObjectSemantics.NET/Engine/Models/ExtractedObjProperty.cs

@@ -1,5 +1,6 @@
 using System;
 using System.Collections;
+using System.Globalization;
 
 namespace ObjectSemantics.NET.Engine.Models
 {
@@ -8,7 +9,8 @@ internal class ExtractedObjProperty
         public Type Type { get; set; }
         public string Name { get; set; }
         public object OriginalValue { get; set; }
-        public string StringFormatted { get { return string.Format("{0}", OriginalValue); } }
+        public string StringFormatted => Convert.ToString(OriginalValue, CultureInfo.InvariantCulture);
+
         public bool IsEnumerableObject
         {
             get { return typeof(IEnumerable).IsAssignableFrom(Type) && Type != typeof(string); }