• fix so we throw an AbortError when cancelling requests #560 / #559

• support null/undefined procedure results (#529)

• move transformers to router (#553)
  • server-side data transformers are now added on your Router through a .transformer()-method
  • has backwards compat, but see the docs and update your code
  • https://trpc.io/docs/data-transformers

• add (experimental) websockets support (#508)

• fix: skip transforming undefined input (#512)

• fix peer dependencies between packages (#509)

@trpc/*

You will most likely be able to update to this version straight up without seeing any breaking changes.

#476

• TRPCError.json moved to TRPCError.result
• removed some deprecated options
• make sure ending links return an error if the result isn't ok
• using new TRPCProcedureSuccessEnvelope rather than HTTPResponseEnvelope (prepare for websocket support)

• add optional request context to requests (#473)
• enable batching in SSR (#475)

@trpc/*

🚀 Massive release!

We've introduced a concept of links and query batching!

For more info, have a look at PR #461 or in the docs at trpc.io/docs/links

• add guards for Object.prototype-props (#415)

@trpc/*

• add combined data transformers (#393). see docs at https://trpc.io/docs/data-transformers

thanks @simonedelmann for the idea & PR!

@trpc/server:

• fix Dict export - should be T | undefined (#399)

• expose createSSGHelpers().queryClient (#372)

• return right status code when throwing error in resolver (#331)

thanks @mgranderath for reporting!

• pass procedure path to middlewares (#327)

v6

• new package - @trpc/next
• 🔥 automatic SSR support

only thing to upgrade is your initialization, have a look here https://trpc.io/docs/nextjs#option-a-using-server-side-rendering

@trpc/react

• make sure QueryClient isn't created globally - #242, fixed in #244
• moved trpc.dehydrate() to trpc.ssr().dehydrate() - #244
• moved utilities for queries to under hook useQueryUtils (prefetch, invalidate, cancelQuery, setQueryData) #244

thanks to @Sendouc for reporting the issue!

@trpc/react

• fix ssr().caller type signature (#241)

@trpc/*

Major semver change because the way @trpc/server-adapters are imported.

• replaced tsdx with https://preconstruct.tools/ (#174)
  • allows multiple entrypoint builds
  • cleaner imports of express/next adapters

    // before:
    import * as trpcExpress from '@trpc/server/dist/adapters/express';
    // after:
    import * as trpcExpress from '@trpc/server/adapters/express';
    
    // before:
    import * as trpcNext from '@trpc/server/dist/adapters/next';
    // after:
    import * as trpcNext from '@trpc/server/adapters/next';
    

Upgrade guide

npx ncu --filter /@trpc/ -u  && yarn

Replace import of @trpc/server/dist/adapters/[...] with @trpc/server/adapters/next

@trpc/client + @trpc/react

Changed internal dev dependencies to real dependencies.

• @trpc/client now has hard dependency on @trpc/server
• @trpc/react now has hard dependency on @trpc/client+@trpc/server`