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ppm

lexe_common

Macro ppm 

Source 
macro_rules! ppm {
    ($whole:tt . $frac:tt %) => { ... };
    ($whole:tt %) => { ... };
    ($amount:expr) => { ... };
}
Expand description

A convenient, const-friendly way to build a Ppm from a ppm literal or percent literal.

Ex: ppm!(1230) -> Ppm::new(1230) Ex: ppm!(0.123%) -> Ppm::new(1230)