I have a function that either returns an array if everything is ok or else returns an object with error = true and errMsg, how can I define the return type of my function

I have a function that either returns an array if everything is ok or else returns an object with error = true and errMsg, how can I define the return type of my function

I have a function that either returns an array if everything is ok or else returns an object with error = true and errMsg, how can I define the return type of my function

This is my App.tsx file. So I was following a video with JavaScript, but while writing that in TypeScript VS Code is showing these bugs:

I’m encountering a problem when trying to access fields from the response of the apiQuery function. Specifically, when I try to access a field like response.data.editMeteringpointMutation.address, TypeScript raises an error saying Property ‘address’ does not exist on type, and I don’t see any other fields either.

I have two TypeScript examples where I’m trying to ensure that a parameter type (Param) is inferred as string. In the first example, it works as expected, but in the second, it does not. Here are the details:

I have created a custom route type for my project url. The function accepts two parameters,