RegexOptions.Compiled is back

StackExchange.Redis/StackExchange/Redis/InternalRegexCompiledOption.cs

-using System.Text.RegularExpressions;
-#if CORE_CLR
-using System;
-#endif
-
-namespace StackExchange.Redis
-{
-    /// <summary>
-    /// Credits to Sam Harwell https://github.com/dotnet/corefx/issues/340#issuecomment-120749951
-    /// </summary>
-    internal static class InternalRegexCompiledOption
-    {
-        static InternalRegexCompiledOption()
-        {
-#if CORE_CLR
-            RegexOptions tmp; 
-            if (!Enum.TryParse("Compiled", out tmp))
-                tmp = RegexOptions.None;
-            Default = tmp;
-#else
-            Default = RegexOptions.Compiled;
-#endif
-        }
-
-        /// <summary>
-        /// Gets the default <see cref="RegexOptions"/> to use.
-        /// <see cref="System.Text.RegularExpressions.RegexOptions.Compiled"/> option isn't available yet for dnxcore50.
-        /// This returns <see cref="System.Text.RegularExpressions.RegexOptions.Compiled"/> if it is supported; 
-        /// <see cref="System.Text.RegularExpressions.RegexOptions.None"/> otherwise.
-        /// </summary>
-        public static RegexOptions Default { get; }
-    }
-}

StackExchange.Redis/StackExchange/Redis/ResultProcessor.cs

@@ -347,7 +347,7 @@ protected override bool SetResultCore(PhysicalConnection connection, Message mes
 
         internal sealed class ScriptLoadProcessor : ResultProcessor<byte[]>
         {
-            static readonly Regex sha1 = new Regex("^[0-9a-f]{40}$", InternalRegexCompiledOption.Default | RegexOptions.IgnoreCase);
+            static readonly Regex sha1 = new Regex("^[0-9a-f]{40}$", RegexOptions.Compiled | RegexOptions.IgnoreCase);
 
             internal static bool IsSHA1(string script)
             {

StackExchange.Redis/StackExchange/Redis/ScriptParameterMapper.cs

@@ -23,7 +23,7 @@ public ScriptParameters(RedisKey[] keys, RedisValue[] args)
             }
         }
 
-        static readonly Regex ParameterExtractor = new Regex(@"@(?<paramName> ([a-z]|_) ([a-z]|_|\d)*)", InternalRegexCompiledOption.Default | RegexOptions.IgnoreCase | RegexOptions.IgnorePatternWhitespace);
+        static readonly Regex ParameterExtractor = new Regex(@"@(?<paramName> ([a-z]|_) ([a-z]|_|\d)*)", RegexOptions.Compiled | RegexOptions.IgnoreCase | RegexOptions.IgnorePatternWhitespace);
         static string[] ExtractParameters(string script)
         {
             var ps = ParameterExtractor.Matches(script);

StackExchange.Redis/StackExchange/Redis/ServerEndPoint.cs

@@ -25,7 +25,7 @@ internal sealed partial class ServerEndPoint : IDisposable
     {
         internal volatile ServerEndPoint Master;
         internal volatile ServerEndPoint[] Slaves = NoSlaves;
-        private static readonly Regex nameSanitizer = new Regex("[^!-~]", InternalRegexCompiledOption.Default);
+        private static readonly Regex nameSanitizer = new Regex("[^!-~]", RegexOptions.Compiled);
         private static readonly ServerEndPoint[] NoSlaves = new ServerEndPoint[0];
         private readonly EndPoint endpoint;