trpc/trpc

In the vast digital cosmos, where countless APIs drifted like distant stars, there existed a realm plagued by an ancient curse... the Curse of Type Uncertainty. For generations, developers had wandered this treacherous landscape, never knowing if the data they sent would match what they received, never certain if their frontend whispers would be understood by their backend kingdoms. But deep within the TypeScript territories, a powerful wizard named tRPC was about to change everything forever... Our story begins in the bustling metropolis of the Packages District, where the heart of this magical realm pulsed with extraordinary energy. Here, in towering crystalline structures, lived the core inhabitants who would reshape the world of APIs. The Server Guardian stood sentinel at the gates, its robes shimmering with type definitions that could see through any deception. Beside it, the Client Messenger prepared for journeys across the vast network chasms, carrying precious cargo that would never lose its shape or meaning. "Another developer approaches," whispered the Server Guardian, its ancient eyes scanning the incoming request. "But this one... this one carries the Mark of Type Safety." The guardian's staff glowed with a warm, blue light as it recognized the familiar patterns of a tRPC-blessed communication. In the western towers of this district, the Router Architect worked tirelessly, weaving intricate pathways between different realms of functionality. Each route it crafted was like a magical bridge, ensuring that travelers from the frontend lands would always find their way to the exact destination they sought in the backend territories. "No more shall developers wander lost in the wilderness of undefined responses," the Router Architect declared, etching another type-safe pathway into the cosmic fabric. The Transformer Alchemist, dwelling in the deepest chambers of the core packages, spent its days converting raw data into pure, validated gold. With each spell it cast, uncertain inputs became rock-solid guarantees. The alchemist's workshop hummed with the energy of Zod validators and custom parsers, each one a faithful servant in the grand mission of type safety. But the true magic happened when these guardians worked together. Watch as a simple request begins its journey... A young Query spell, born in the frontend villages, carries with it the dreams and hopes of a user interface. As it approaches the realm's borders, the Input Validator steps forward, its crystalline armor reflecting every facet of the incoming data. "State your business, traveler," it commands, and the Query spell responds with perfect TypeScript syntax, its types gleaming like precious gems in the digital light. Satisfied, the Input Validator nods and allows passage. The Query spell continues its journey, guided by the Router Architect's carefully crafted pathways. It passes through the Authentication Sentries, who recognize the familiar patterns of authorized access, and finally arrives at the Procedure Palace, where the business logic nobles hold court. Here, in halls lined with pure TypeScript marble, the Procedure Nobles receive the Query spell with great ceremony. They process its request with mathematical precision, their every action guaranteed by the type system's unwavering laws. The Response they craft is a masterpiece of certainty – every field defined, every type declared, every possibility accounted for. As our tale unfolds, we venture into the mysterious Examples Realm, where countless demonstration kingdoms show the power of this magical system in action. In the Next.js Principality, we find a bustling city where Server-Side Rendering Mages work in perfect harmony with Client-Side Hydration Spirits. The tRPC magic flows seamlessly between these realms, ensuring that the same types that govern the server also protect the client. "Behold!" cries the Next.js Demonstration Lord, gesturing toward a magnificent cathedral of code. "Watch as our API routes communicate with our React components without a single type assertion or manual interface definition. The magic of tRPC ensures that what you send is what you receive, and what you receive is what you expect." In the neighboring React Query Kingdom, the Caching Wizards have formed an alliance with tRPC's messengers. Together, they create a system where data flows like a perfectly choreographed dance. The React Query Overlord, adorned in robes of optimistic updates and background refetching, speaks with reverence: "Never before have we seen such harmony between server state and client state. The tRPC alliance has brought peace to our lands." But our journey takes a darker turn as we explore the Scripts Territories, where the Build Automation Golems toil endlessly. These mechanical beings, forged from pure configuration and blessed with CI/CD magic, ensure that the tRPC realm remains stable and secure. The Linting Golem scans every line of code with its thousand eyes, searching for inconsistencies that might threaten the type safety that protects this land. "Danger approaches," rumbles the Testing Golem, its voice like grinding gears. "But fear not – our Jest Battalions and Playwright Regiments stand ready. Every endpoint, every type, every transformation shall be tested until nothing can break the sacred covenant of type safety." The Package Bundling Titan works alongside these golems, its massive hands carefully assembling the various artifacts that will journey to distant npm repositories. Each bundle it creates carries within it the compressed essence of tRPC's power, ready to transform any codebase it touches. As we ascend to the highest peaks of this realm, we discover the WWW Documentation Sanctuary, where the Wisdom Keepers maintain the sacred scrolls of knowledge. The MDX Scribes work tirelessly, their magical quills translating the complex mysteries of tRPC into language that mortal developers can understand. "Come, seekers of knowledge," calls the Chief Documentarian, a being of pure understanding whose form shifts between code examples and explanatory prose. "Learn how the ancient patterns of RPC have been reborn with the power of modern TypeScript. Witness how a single source of truth can govern both client and server, how inference magic eliminates the need for manual type definitions." In the Interactive Examples Garden, living code samples demonstrate their powers for visitors. A simple todo application springs to life, its every interaction type-safe and predictable. "See how I grow and change," the todo app speaks, "yet never lose my essential nature. My types flow from server to client like a river of certainty." But even in this magical realm, challenges arise. The Backwards Compatibility Guardians must constantly negotiate with the Evolution Spirits, ensuring that as tRPC grows and changes, existing kingdoms can adapt without losing their fundamental nature. The Version Migration Shamans chant ancient incantations, helping older codebases transform themselves to embrace newer powers while maintaining their core functionality. Deep in the underground caverns of the Infrastructure Layer, the Transport Protocol Elementals work their ancient magic. The HTTP Elemental speaks in the universal language of REST, while the WebSocket Elemental dances with real-time data streams. Both bow to the tRPC Overseer, who has taught them to speak in types rather than raw, uncertain data. "We have seen the old ways," whispers the HTTP Elemental, its form shimmering between JSON and TypeScript. "We remember when developers would cast manual assertions, hoping their data would match their expectations. Those dark days are ending." As our tale reaches its climax, all the inhabitants of the tRPC realm gather for the Great Demonstration. The Server Guardian and Client Messenger join hands, their combined power creating a bridge of pure type safety. Data flows across this bridge, transforming as it travels but never losing its essential truth. Frontend components receive exactly what they expect, backend services process exactly what they understand. The Router Architect raises its staff, and suddenly, the entire realm lights up with the glow of successful type inference. Every connection, every transformation, every validation shines with the certainty of compile-time checking. Errors that once lurked in the shadows of runtime are banished to the void, unable to survive in this purified environment. "Behold the future," declares the tRPC Overseer, its voice echoing across all the kingdoms and territories. "No longer shall developers fear the unknown. No longer shall APIs be mysterious black boxes. The age of end-to-end type safety has begun, and it shall spread across all the digital realms until every byte of data carries within it the guarantee of its own truth." As our story concludes, we see new kingdoms being established daily in the Examples Realm. Express.js territories, Fastify provinces, and countless other domains all embracing the tRPC way. Each new adoption strengthens the magical field that protects this land, creating a network of type-safe havens across the vast internet wilderness. The curse of uncertainty has been broken. The age of tRPC has begun. And in the distance, we can hear the sound of developers everywhere, finally able to move fast... without breaking anything. In this realm where magic and technology intertwine, where types flow like rivers and safety reigns supreme, the legend of tRPC continues to grow, promising a future where every API call is a conversation between friends who understand each other perfectly.