use-currency

Lightweight currency code primitives for RustUse finance crates.

use-currency validates uppercase 3-letter alphabetic currency code identifiers without fetching exchange rates or currency metadata.

Example

use use_currency::{CurrencyCode, USD};

let currency = CurrencyCode::new(USD)?;

assert_eq!(currency.as_str(), "USD");
assert!(CurrencyCode::new("usd").is_err());
# Ok::<(), Box<dyn std::error::Error>>(())

Scope

Use this crate for small validated currency identifiers. It does not provide exchange rates, currency metadata downloads, locale formatting, decimal arithmetic, or money values.

License

Licensed under either MIT or Apache-2.0.