Rus Lib [new] File

fn heavy_computation() let _timer = Timer::start("Heavy computation"); // ... do work ... // Automatically prints: "Heavy computation took 1.23s"

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let size = 1024 * 1024; println!("{}", size.human_size()); // Output: "1.00 MB" // 'req' helper for Option println!("{}"

let res = maybe_option.req(MyError::Missing)?; // 'req' helper for Option println!("{}", (res as f64).human_size()); // Cleaner output (res as f64).human_size())

Formatting bytes into human-readable strings (KB, MB, GB) requires logic that developers often rewrite. Solution: An extension trait for numeric types to format storage sizes.