Macro Lotus::lotus

macro_rules! lotus {
    ($x:expr, $y:expr) => { ... };
    ($x: expr) => { ... };
}

Quality of life formatting macros.

The lotus macro can

• format currency (Ex: $ 2,000.0)
• format numbers (Ex: 2,000.0)

Example

let f = lotus!(150, "$");     // lotus!(number, symbol)
assert_eq!("$ 150.00", f);
 
let g = lotus!(2_000_000);    // lotus!(number)
assert_eq!("2,000,000.00", g);