cco 0.2.0

cascading configuration
Documentation 
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#[derive(Debug, Clone, Copy, PartialEq, Eq, PartialOrd, Ord, Hash)]
pub struct Index(usize);

impl Index {
    pub fn new(index: usize) -> Self {
        Self(index)
    }

    pub fn get(self) -> usize {
        self.0
    }
}

impl std::fmt::Display for Index {
    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
        write!(f, "{}", self.0)
    }
}