Learn about common mistakes developers make when working with interfaces in Go and how to avoid them. The post covers key principles like interface segregation, behavior-driven interfaces, and the importance of small, precise interfaces. It also emphasizes avoiding interface pollution by creating interfaces only when needed, and highlights best practices for interface design to ensure simplicity, readability, and organic code growth.
Table of contents
7 Common Interface Mistakes in GoBut before a bit of theory1. You create way too many interfaces2. You have way too many methods3. You don’t write behavior-driven interfaces4. You write the interface on the producer side5. You are returning interfaces6. You create interfaces purely for testing7. You don’t verify interface compliance2 Comments
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