public IEnumerable <Scalar> GetArgsExpression(Dictionary <string, object> parameters) { if (placeholderNameToPosition == null || placeholderNameToPosition.Count == 0) { throw new ArgumentException(ResourcesX.NoPlaceholders); } Scalar[] paramsList = new Scalar[placeholderNameToPosition.Count]; foreach (var param in parameters) { if (!placeholderNameToPosition.ContainsKey(param.Key.ToLowerInvariant())) { throw new ArgumentNullException(string.Format(ResourcesX.UnknownPlaceholder, param.Key)); } paramsList[placeholderNameToPosition[param.Key.ToLowerInvariant()]] = ExprUtil.ArgObjectToScalar(param.Value) ?? throw new ArgumentException(param.Key); } return(paramsList); }