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Questions tagged [trpc.io]

Use this tag for tRPC, the TypeScript library for defining and using type-safe APIs for use with TypeScript servers and clients. For Remote Procedure Call, use [rpc] instead.

https://trpc.io/

https://trpc.io/docs

124 questions
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How to narrow down the type usequery data with suspense and react-error-boundary?

I am using react query the data received after usequery contains undefined. I want to remove undefined from this data. usingQuery enter image description here root.tsx enter image description…
윤지만jimmy.im
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My t3 app wont build. Module not found: Can't resolve 'v8

Let me start off by saying i'm really new to this, so this might be obvious to some of you... I am trying to build my NextJS project but it fails to compile. The errors i'm getting are the…
ypanagidis
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All my TRPC queries fail with a 500. What is wrong with my setup?

I am new to TRPC and have set up a custom hook in my NextJS app to make queries. This hook is sending out a query to generateRandomWorker but the response always returns a generic 500 error. I am completely stuck until I can figure out this…
Ken
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trpc - Calling a route inside itself

Based on the documentation here, you can call another route on the server side using the const caller = route.createCaller({}) function. However, if the route is within itself, is it possible to do so using the this keyword? If not, how can one call…
wongz
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Next-Auth signIn: Promise-returning function provided to attribute where a void return was expected

is giving the following @typescript-eslint/no-misused-promises error in VS Code: Promise-returning function provided to attribute where a void return was expected. I am following this tutorial:…
currenthandle
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Typescript overloading unnamed function in trpc

I have a typical trpc route. It fetches posts. If there is an id argument, it fetches 1 post. If none, it fetches all posts. What is the syntax for overloading an unnamed function, and where do I put the overload code in this case? publicProcedure …
wongz
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tRPC setData hook doesn't have access to all data for optimistic ui updates

I'm building out mutations with tRPC and React Query that optimistically update my UI when a new item is added, but I'm running into a problem. The query that I'm updating expects a certain number of properties that are either auto-generated, such…
Jesse Winton
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Null session on first useQuery after reloading page

I'm developping an application with a Next, TRPC and NextAuth (and Prisma but I believe there no issue with that one). I have a page which displays a collection of elements. It retrieves the collection via an authenticated TRPC useQuery : function…
PeO
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How can I run an asynchronous function in a Custom Link? (resolve race condition with refresh token of third-party provider)

I'm having a very specific problem in which I use a third-party authentication provider (Clerk) that invalidates and refreshes their token in the browser very frequently (1-2 minutes). But Clerk is only able to run js and refresh the token if my…
Teodoro
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Rerendering of one sibling component due to data update in other sibling component in Next JS

I have a Next JS app where I am using Layout feature in the _app.tsx component. I am showing a sidebar in the layout which is getting populated from an api call(get request). Now I have another api call (update request) on button click in Index.tsx…
Sandheep Kumar Patro
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How to redirect on tRPC error in SvelteKit?

I am using tRPC with SvelteKit for the first time, and I am stuck trying to validate the user's authentication. I have the following in hooks.server.ts: import { createContext } from '$lib/trpc/context'; import { router } from…
Basil
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Issues using setData(id, newData) from trpc.useContext() -> typescript not accepting string as input

Currently exerciseId flagged on line with // Typescript Error isn't being accepted, resulting in the following Typescript Error: Argument of type 'string' is not assignable to parameter of type 'Updater<"" | ExerciseWithFavourited | null |…
samsfgreen
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Inconsistent Type assertion in typescript when in Trpc publicProcedure (with prisma)

I am trying to create a public procedure to query a product that is stored in my database. If the product is not found, I am asking Prisma to throw an error, in fact, I am using the findUniqueOrThrow function. This is what the snippet looks…
rickturner2001
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Disable Zod for Specific Objects or Allow Arbitrary Values for Specific Objects?

I have a very large JS object I want to pass to trpc, through zod. Right now I just want to play around with the object a bit, before creating my zod schema. Is there a way to allow anything to be passed into zod (at least just in dev mode)? Or to…
antonwilhelm
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tRPC mutateAsync returns nothing

This is my first attempt to use tRPC. I created a mutation named "add", which receive a URL as parameter and returns a hardcoded slug Router export const entryRouter = router({ add: publicProcedure .input(input) .output(output) …
Rodrigo
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