runtime-contracts

2 posts

Rust Runtime Contracts Can Be Free in Release Builds, but the Compiler Won't Do It for You

Rust strips debug assertions automatically, but real design-by-contract needs more than debug_assert!.

Rust can enforce runtime contracts in development and erase them completely from release builds. The catch is that the language does not treat contracts as a…

May 21, 2026

deep-dives runtime-contracts validation design-by-contract

Your validation layer is bigger than your business logic

Manual validation bloats your codebase and still misses edge cases. Here's how to enforce runtime contracts with declarative schemas that stay out of your way.

Every time your API receives a request, you validate it. Every time a function receives an argument from an external system, you check it. Do this manually,…

May 19, 2026