The error type for I/O operations of the `Read`, `Write`, `Seek`, and associated traits.| doc.rust-lang.org
A list specifying general categories of I/O error.| doc.rust-lang.org
A trait for objects which are byte-oriented sinks.| doc.rust-lang.org
`Result` is a type that represents either success (`Ok`) or failure (`Err`).| doc.rust-lang.org