[−][src]Function viperus::get
pub fn get<'a, 'b, T>(key: &'a str) -> Option<T> where
ViperusValue: From<T>,
&'b ViperusValue: Into<T>,
ViperusValue: Into<T>,
T: FromStr,
T: Clone,
get a configuration value of type T from global configuration in this order
- overrided key
- clap parameters
- config adapter sourced values
- default value