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I have a disciminated union I want to access the name key from the discriminative union, from the MyDUnion type directly. Something like this Bu ...
I'm going to use Discriminated Union type for Reducer Action. But when I use it the compiler says the payload does not contain the property. The cod ...
Here is an example: and I have a list of those: I need to build a list by event type. Right now I do this: and, repeat for each type... I al ...
I want to make an enum from a struct. The definitions: struct Point { x: u8, y: u8, } enum Message { Move { x: u8, y: u8 }, nothing ...
So I'm trying to nest a struct into another one by value, but I want to be able to import the members of the nested structs as if they are direct memb ...
I'm building a component library in React that's written in TypeScript. The components have a particular set of props but they also allow you to add a ...
My question: is there a memory-efficient way to mimic the c++ union concept while allowing for string datatype, or some other efficient way to include ...
I can't seem to match the types of the param the function takes and the payload: This is a reduced example, I have more than 20 types of messages. ...
I created a nested discriminated union: I create an Algorithm variable: Is there a property to directly access HS256? I wrote a function which ...
Goal: make the return type of a function based upon the input type using a mapped type to lookup the return type. Problem: I get an error because of ...
I have an enum: I want to build a prop for my react components that is a discriminating union type. Then one of the props of a react component w ...
I created a F# project by running these commands: Even though I import the module, I am unable to use the types. When I run Get-Module -Name MyF ...
TFlavour is a discriminatory union, which is then a value of an Object. Trying to implement this, works in js, but ts gets angry. ts playground link ...
How would one model some types hierarchy in TypeScript that would enforce a limited amount of values to a key inside an object based on the value of a ...
Trying to create status, subStatus type from an object. The subStatus type is inferred from the status. How to extract nested subStatus based on s ...
I have a type below: When I'm trying to narrowing down the Animal type using switch, it couldn't narrow down to specific object type. But this i ...
I have the following type: type Test = { roles: ["nonProfit"]; nonProfitPrivateDetails: NonProfitPrivateDetails; } | { roles: ["artist"]; art ...
Is it possible to have something like this? ? I figure probably not. What would be the cleanest way to get this sort of behavior, where a type has ...
I have a variable whose type is a discriminated union, and I want to change it (in place) to another part of the discriminated union. See the example ...