Cleanup

Dapper/DynamicParameters.cs

@@ -343,7 +343,7 @@ public DynamicParameters Output<T>(T target, Expression<Func<T, object>> express
         {
             var failMessage = "Expression must be a property/field chain off of a(n) {0} instance";
             failMessage = string.Format(failMessage, typeof(T).Name);
-            Action @throw = () => { throw new InvalidOperationException(failMessage); };
+            Action @throw = () => throw new InvalidOperationException(failMessage);
 
             // Is it even a MemberExpression?
             var lastMemberAccess = expression.Body as MemberExpression;

Dapper/SqlMapper.cs

@@ -1948,7 +1948,7 @@ internal static int GetListPaddingExtraCount(int count)
 
         private static string GetInListRegex(string name, bool byPosition) => byPosition
             ? (@"(\?)" + Regex.Escape(name) + @"\?(?!\w)(\s+(?i)unknown(?-i))?")
-            : (@"([?@:]" + Regex.Escape(name) + @")(?!\w)(\s+(?i)unknown(?-i))?");
+            : ("([?@:]" + Regex.Escape(name) + @")(?!\w)(\s+(?i)unknown(?-i))?");
 
         /// <summary>
         /// Internal use only.
@@ -2219,7 +2219,7 @@ public static object SanitizeParameterValue(object value)
 
         private static IEnumerable<PropertyInfo> FilterParameters(IEnumerable<PropertyInfo> parameters, string sql)
         {
-            return parameters.Where(p => Regex.IsMatch(sql, @"[?@:]" + p.Name + @"([^\p{L}\p{N}_]+|$)", RegexOptions.IgnoreCase | RegexOptions.Multiline | RegexOptions.CultureInvariant));
+            return parameters.Where(p => Regex.IsMatch(sql, "[?@:]" + p.Name + @"([^\p{L}\p{N}_]+|$)", RegexOptions.IgnoreCase | RegexOptions.Multiline | RegexOptions.CultureInvariant));
         }
 
         // look for ? / @ / : *by itself*