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> because the front-end models are typically a subset of the back-end models That’s true, and Pick<BackendModel, …> works extremely well for me. Setting up Gr

• CharlieDigital 2y ago
  > (Setting up OpenAPI)...is way too arduous It's actually quite minimal in .NET 9 :) Just a few lines of config and then pick your preferred Node tool of choice for generating the types from the spec. It's a 1 time setup and you get very clean separation at the boundary. Even with Node frameworks like Nest.js, it is quite simple[0]. Beyond front-end use cases, the OpenAPI spec is pretty much required anyways if you are building a real API since tools like Redocly and other API documentation tools use the OpenAPI spec to generate your docs. Infrastructure like AWS API Gateway also consumes OpenAPI[1]; it seems to me quite handy to use the OpenAPI schema then as the source for client-side DTOs. [0] https://docs.nestjs.com/openapi/introduction https://docs.nestjs.com/openapi/introduction [1] https://docs.aws.amazon.com/apigateway/latest/developerguide/import-edge-optimized-api.html https://docs.aws.amazon.com/apigateway/latest/developerguide...