Tuple Struct

Fix E0057: Invalid Attributes on Tuple Struct Constructor

Rust intermediate Linux macOS Windows WebAssembly Jul 27, 2026

Comprehensive guide to resolving Rust compiler error E0057 caused by invalid attributes applied to tuple struct constructors.

Fix E0448: Tuple Struct Exceeds Maximum Field Limit

Rust intermediate Linux macOS Windows WebAssembly May 18, 2026

Occurs when defining a tuple struct or enum variant with more than 128 fields, exceeding Rust's internal limit.