Method encode_sparse

src/plot.rs:254–271

Helper for sparse encoding of a base track (A, T, G, C)

(&self, f: F)

    /// Helper for sparse encoding of a base track (A, T, G, C)
    fn encode_sparse<F>(&self, f: F) -> String
    where
        F: Fn(&BaseCoverage) -> usize,
    {
        self.0
            .iter()
            .enumerate()
            .filter_map(|(i, bc)| {
                let cov = f(bc);
                if cov > 0 {
                    Some(format!("{}|{}", i + 1, cov))
                } else {
                    None
                }
            })
            .collect::<Vec<_>>()
            .join("$")
    }

    pub fn a(&self) -> String {
        self.encode_sparse(|bc| bc.a)