A data flow helper class
One problem I encounter when processing lists is exception handling. I prefer to write code that "chains" calls transforming the data: var results = list .Select(DoThing1) .Select(DoThing2) // ... .Select(DoThingN) .ToList(); The problem with something like this is that, if any of the calls throws an exception, processing stops for the whole list. Handling that requires that I move the "chain" to a new method and handle exceptions there: var results = list.Select(InnerMethod).ToList(); // ... private ResultN InnerMethod(Input input) { try { var r1 = DoThing1(input); var r2 = DoThing2(r1); // ... var rn = DoThingN(rn_1); return rn; } catch(Exception ex) { // do something with ex, like logging return ?? // can't throw, I want to continue processing the rest of the list } } Now I have two problems :) One is that the code just looks uglier, so maybe most p...