public void Apply(Operation operation, OperationFilterContext context) { foreach (var pd in context.ApiDescription.ParameterDescriptions) { IParameter op; Type enumType = null; if ((enumType = GetRealEnumType(pd.Type)) != null && (op = operation.Parameters.FirstOrDefault(p => p.Name.Equals(pd.Name, StringComparison.OrdinalIgnoreCase))) != null) { if (string.IsNullOrWhiteSpace(op.Description)) { op.Description = _xmlCommentMgr.GetTypeSummary(enumType.FullName); } var eVals = _xmlCommentMgr.GetEnumValuesSummary(enumType); op.Description += "\r\n" + string.Join(" | ", eVals.Select(p => $"{p.Value} - {p.Key}")); //var ops = (PartialSchema)op; ////ops.Enum = eVals.Select(p => $"{p.Value} - {p.Key}" as object).ToList(); } } }