Rust Master Class Chapter 6: Structs, Traits, Generics, and Enums Explained

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A new chapter in the Rust Master Class series published on DEV Community covers four core building blocks of Rust's type system: structs, enums, generics, and traits. Structs allow developers to group related data into named types and attach behavior through implementation blocks. Enums enable a value to represent one of several possible variants, and work closely with Rust's pattern matching and built-in types like Option and Result. Generics let programmers write reusable logic that works across multiple types without code duplication, while traits define shared behavior that types must implement to satisfy a given interface. Together, these features form the foundation for writing expressive, type-safe programs in Rust.

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