Feat: TryGetIndex & TryGetLength

Author: AnnaSasDev

src/CodeOfChaos.Extensions/RegularExpressions/GroupExtensions.cs

@@ -27,4 +27,22 @@ public static bool TryGetValueSpan(this Group group, out ReadOnlySpan<char> valu
         value = default;
         return false;
     }
+    
+    public static bool TryGetIndex(this Group group, out int index) {
+        if (group.Success) {
+            index = group.Index;
+            return true;
+        }
+        index = -1;
+        return false;
+    }
+    
+    public static bool TryGetLength(this Group group, out int length) {
+        if (group.Success) {
+            length = group.Length;
+            return true;
+        }
+        length = -1;
+        return false;
+    }
 }