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#oneof#discriminatedunions#csharp

How to use Discriminated Unions Today in C#

Nick Chapsas

429K subscribers • 62 videos on Hallway

YouTube
  • Recommended by 3 people: 3 in engineering communities.
  • Presented by Nick Chapsas
  • Linked in the descriptionmcintyre321/OneOf

Intermediate. Assumes working knowledge.

65K views3 years ago3 recommendations

Programming languagesSoftware designC# and .NETFunctional programmingDesign patterns

Nick Chapsas explains how to use the OneOf library to implement discriminated unions in C# today.

Use code REST15 for 15% off the new From Zero to Hero - REST APIs in .NET course: bit.ly/restchapsas Become a Patreon and get source code access: patreon.com/nickchapsas Hello everybody I'm Nick and in this video I will show you how you can use Discriminated Unions in C# using a Nuget package called OneOf, so you don't have to wait until the feature makes in in C# and be ready to migrate when it does launch. Give OneOf a star on GitHub: github.com/mcintyre321/OneOf Workshops: bit.ly/nickworkshops Don't forget to comment, like and subscribe :) Social Media: Follow me on GitHub: bit.ly/ChapsasGitHub Follow me on Twitter: bit.ly/ChapsasTwitter Connect on LinkedIn: bit.ly/ChapsasLinkedIn Keep coding merch: keepcoding.shop #csharp #dotnet

Why it's here

3 people recommend this

What people say. Recommended for learning how to use discriminated unions in C# to avoid nulls and exceptions.

u/muskyfoxystoatin r/dotnet • Recommends

On “Have you heard of AnyOf .NET Lib?”

Excellent video I happened to watch last week on discriminated unions (which I hadn't heard of before either!) link to this video Basically lets you control the flow of code that has different outcomes without using exceptions. At least that was my interpretation
4View on Reddit

u/microhivein r/dotnet • Recommends

On “Discussion about nulls”

He is most likely referring to discriminate unions. It is a very powerful tool that makes it easy to avoid the use of nulls and exceptions. Since discriminate unions have yet to be officially supported in C#, you will have to get the third party package OneOf to be able to use it. It is very powerful. See nick chapsis video on it link to this video
2View on Reddit

u/whoami38902in r/dotnet • Recommends

On “Check out my result type implementation.”

…e to access the data in a non-generic way. But that's usually when I'm doing something stupid with reflection that I shouldn't be doing, so don't do that. If you want to take it further, try using OneOf, and maybe some day the c# team will finally introduce proper discriminated unions. Here's a great video from everyone's favourite, Nick Chapsas [video…
1View on Reddit

u/SohilAhmed07in r/dotnet • Mentions

On “Have you heard of AnyOf .NET Lib?”

link to this video Here you go
0View on Reddit