Tencent Cloud Developer
Mar 29, 2023 · Backend Development
Understanding Code Architecture: Clean, Onion, Hexagonal, and COLA with a Go Project Scaffold
The article explains why layered architectures such as Clean, Onion, and Hexagonal are essential for reducing coupling and improving maintainability, introduces the COLA (Clean Object‑oriented and Layered Architecture) derived from them, and presents a concrete Go project scaffold with clearly defined Domain, Application, Infrastructure, and Adapter layers and recommended directory layout.
GoHexagonal Architecturebackend development
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