What if your API schema was just... TypeScript? See how tRPC delivers end-to-end typesafety with zero code generation or overhead.
#1about 3 minutes
Understanding the problem of API schema fatigue
Traditional API approaches like OpenAPI and GraphQL require learning new specifications and running code generation steps, which can be cumbersome.
#2about 2 minutes
Introducing tRPC for end-to-end type safety
tRPC is a popular library that enables sharing types between a client and server without schemas by leveraging TypeScript's built-in type inference.
#3about 4 minutes
Live demo of setting up a tRPC server
The setup involves installing client and server packages, creating a main app router that combines business logic, and exporting its inferred type for the client.
#4about 3 minutes
Demonstrating type safety between client and server
Changing a backend procedure's name or parameters instantly triggers a TypeScript error in the frontend code, preventing broken APIs from being shipped.
#5about 6 minutes
Debugging tRPC communication and server execution
By inspecting network requests and using breakpoints, you can trace how the client calls the server via HTTP and how the server library resolves and executes your backend functions.
#6about 2 minutes
Analyzing the pros and cons of using tRPC
tRPC eliminates code generation and improves collaboration but requires a full TypeScript stack and manual handling for API versioning or public APIs.
#7about 3 minutes
Learning from real-world open source examples
Use tools like grep.app to search open source projects like cal.com and learn advanced patterns, such as implementing custom authentication middleware.
#8about 4 minutes
Getting started and handling different project setups
Bootstrap a new project using create-t3-app and handle separate client/server repositories by publishing the shared router type as a private NPM package.
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