CSharpFunctionalExtensions

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Question about Maybe and Enums

9

I think I just determined that Maybe can't be used to hold enum's because it can currently only hold reference types, is this correct? If so, I think it's because...

solvingj

I suggest Appveyor for .NET projects but you can use both via git hooks

jonny-novikov

Proposal: An Error class which has an inner error.

5

With the _result_ pattern, I often feel the need to have code which is able to create an error based on **another** error: ``` public UnitResult SaveItem(Item item) { Result...

opcodewriter

[Question] Adding shared context for Result which presents in both Success and Error cases

1

I'm writing an important integration with a buggy third-party API that constantly changes its returning models. For debugging purposes and to be able to reprocess or replay its responses, I...

hankovich

[Proposal] BindZip to store both income and outcome of Bind

3

I have a lot of code like ```csharp GetEntity(entityId) .Bind(entity => GetNestedEntity(entity.NestedEntityId).Map(nestedEntities => (entity, nestedEntities)); Result GetEntity(EntityId id) => throw null!; Result GetNestedEntity(NestedEntityId id) => throw null!; ``` i.e. in...

hankovich

Making ValueObject.GetEqualityComponents return IComparable is a breaking change

9

Previously `GetEqualityComponents()` returned `IEnumerable`. Now it returns `IEnumerable`. If the ValueObject holds an Entity and it is used as an Equality Component it causes a compile time error if the...

robertlarkins

Moving extension methods onto `IResult` (to enable covariance)

1

Covariance is only working with interfaces. Meaning something like this is possible: ``` public interface IVehicle { } public class Car : IVehicle { } public class Bus : IVehicle...

redx177

Proposal: AsMaybeAsync

3

Hello! Any chance `AsMaybeAsync` could be added, just as we have `ToResultAsync`? It would allow for less clutter when combined with EF. Current: `Maybe maybeEntity = (await dbContext.Entity.FirstOrDefaultAsync(x => x.Id...

mollsju

Question: return the result

1

Hello, colleagues. I can't figure out how to translate this code, namely, it confuses the function in case of failure. Is it possible to combine it somehow? Source code ```csharp...

FoxTes

EF Core 7: The LINQ expression 'DbSet could not be translated when using Value Object

2

EF COre The LINQ expression 'DbSet could not be translated. Either rewrite the query in a form that can be translated, or switch to client evaluation explicitly by inserting a...

pantonis