field in readonly

Author: codingseb

CodingSeb.ExpressionEvaluator/ExpressionEvaluator.cs

@@ -26,9 +26,9 @@ public class ExpressionEvaluator
         private static Regex lambdaExpressionRegex = new Regex(@"^\s*(?<args>(\s*[(]\s*([a-zA-Z_][a-zA-Z0-9_]*\s*([,]\s*[a-zA-Z_][a-zA-Z0-9_]*\s*)*)?[)])|[a-zA-Z_][a-zA-Z0-9_]*)\s*=>(?<expression>.*)$");
         private static Regex lambdaArgRegex = new Regex(@"[a-zA-Z_][a-zA-Z0-9_]*");
 
-        private static string instanceCreationWithNewKeywordRegexPattern = @"^new\s+(?<name>[a-zA-Z_][a-zA-Z0-9_.]*)\s*(?<isgeneric>[<](?>[^<>]+|(?<gentag>[<])|(?<-gentag>[>]))*(?(gentag)(?!))[>])?(?<isfunction>[(])?";
+        private static readonly string instanceCreationWithNewKeywordRegexPattern = @"^new\s+(?<name>[a-zA-Z_][a-zA-Z0-9_.]*)\s*(?<isgeneric>[<](?>[^<>]+|(?<gentag>[<])|(?<-gentag>[>]))*(?(gentag)(?!))[>])?(?<isfunction>[(])?";
         private Regex instanceCreationWithNewKeywordRegex = new Regex(instanceCreationWithNewKeywordRegexPattern);
-        private static string primaryTypesRegexPattern = @"(?<=^|[^a-zA-Z_])(?<primaryType>object|string|bool[?]?|byte[?]?|char[?]?|decimal[?]?|double[?]?|short[?]?|int[?]?|long[?]?|sbyte[?]?|float[?]?|ushort[?]?|uint[?]?|void)(?=[^a-zA-Z_]|$)";
+        private static readonly string primaryTypesRegexPattern = @"(?<=^|[^a-zA-Z_])(?<primaryType>object|string|bool[?]?|byte[?]?|char[?]?|decimal[?]?|double[?]?|short[?]?|int[?]?|long[?]?|sbyte[?]?|float[?]?|ushort[?]?|uint[?]?|void)(?=[^a-zA-Z_]|$)";
         private Regex primaryTypesRegex = new Regex(primaryTypesRegexPattern);
 
         private Dictionary<string, Type> primaryTypesDict = new Dictionary<string, Type>()