AutoRankEditor.EnumExtensions.GetSymbol C# (CSharp) Метод

        public static string GetSymbol( this ComparisonOp op ) {
            switch( op ) {
                case ComparisonOp.Eq:
                    return "=";
                case ComparisonOp.Gt:
                    return ">";
                case ComparisonOp.Gte:
                    return ">=";
                case ComparisonOp.Lt:
                    return "<";
                case ComparisonOp.Lte:
                    return "<=";
                case ComparisonOp.Neq:
                    return "!=";
                default:
                    throw new ArgumentOutOfRangeException( "op" );
            }
        }