System.Text.RegularExpressions.RegexFCD.AnchorFromType C# (CSharp) Method

        private static int AnchorFromType(int type)
        {
            switch (type)
            {
                case RegexNode.Bol: return Bol;
                case RegexNode.Eol: return Eol;
                case RegexNode.Boundary: return Boundary;
                case RegexNode.ECMABoundary: return ECMABoundary;
                case RegexNode.Beginning: return Beginning;
                case RegexNode.Start: return Start;
                case RegexNode.EndZ: return EndZ;
                case RegexNode.End: return End;
                default: return 0;
            }
        }