bustdir 0.4.1

Read a directory and generate cache-busting hashes for it
Documentation 
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use crate::BustDir;

/// This filter takes one argument of type `BustDir`.
pub fn bust_dir<T: std::fmt::Display>(path: T, bd: &BustDir) -> rinja::Result<String> {
    let path = path.to_string();
    Ok(bd.get_or_random(&path).to_hex().to_string())
}