Function simon::opt_by_default_str [−][src]
pub fn opt_by_default_str<F, T, E>(
short: &str,
long: &str,
doc: &str,
hint: &str,
default: &str,
f: F
) -> ArgExt<impl Arg<Item = T>> where
F: Fn(String) -> Result<T, E>,
E: Clone + Debug + Display,