Optional

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Add exception based Filter

1

I need to handle request results that may contain errors and I want to filter away the error into an exception. An example of what I'm trying to accomplish is...

wldevries

Should Optional implement IConvertable?

2

I'm looking for `Convert` support in Optional, for use in Reflection, like: ```cs Convert.ChangeType(value, type); ``` where value is of some type and type **might be** `typeof(Option)`, but it could...

dresswithpockets

OptionTaskExtensions to work with ValueTask

1

Extend ValueTask.

dzmitry-lahoda

Port nuget to .NET core

2

.NET Core `csproj` can have `nuget` build in. Really simplifies solution and does all from `dotnet` cli easy.

dzmitry-lahoda

Option code optimizer

1

Imagine there is a higly loaded application making heavy usage of the Option types, and there is a monadic code with all those FlatMaps and Maps, or even worse -...

declard

Async map & bind

23

I'm having some code that needs to transform an `Option` using async functions. But it is getting out of hand. ```csharp public async Task Handle(int id) { var externalFlowId =...

nojaf

Make Option<T>.ToString return string value of Some or blank

2

`Option.ToString()` is [currently implemented to return a string representation of `Option`'s state](https://github.com/nlkl/Optional/blob/376982b1f8ea929c123abad75ad0bfeba3e049bd/Optional/Option_Maybe.cs#L98-L111) when ideally it should simply return a blank when `None` or `Some(null)` and the string representation of the...

atifaziz

IsNoneOr(predicate)

2

Hi Nils! I couldn't find a method to check if an Option is empty or satisfies a given predicate. I'm looking for an equivalent for scala's `forall` behaviour on Option....

julienroubieu

Make build script work out of the box

1

I just cloned the repo and tried to `.\build.ps1`. This is the output: > C:\Program Files\dotnet\sdk\2.1.104\Sdks\Microsoft.NET.Sdk\build\Microsoft.PackageDependencyResolution.targets(327,5): error : Assets file ' D:\src\Projects\Optional\src\Optional\obj\project.assets.json' not found. Run a NuGet package restore to...

mario-d-s

Implement async option in Optional.Async

18

An async optional will make it more convenient to combine Optional with async/await.

nlkl