satkit 0.3.14

Satellite Toolkit
Documentation 
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use std::path::Path;
use std::path::PathBuf;

pub fn get_project_root() -> std::io::Result<PathBuf> {
    let path = std::env::current_dir()?;
    let mut path_ancestors = path.as_path().ancestors();

    while let Some(p) = path_ancestors.next() {
        let has_cargo = std::fs::read_dir(p)?
            .into_iter()
            .any(|p| p.unwrap().file_name() == std::ffi::OsString::from("Cargo.lock"));
        if has_cargo {
            return Ok(PathBuf::from(p));
        }
    }
    Err(std::io::Error::new(
        std::io::ErrorKind::NotFound,
        "Ran out of places to find Cargo.toml",
    ))
}

pub fn get_testvec_dir() -> std::io::Result<PathBuf> {
    match std::env::var(&"SATKIT_TESTVEC_ROOT") {
        Ok(val) => {
            return Ok(Path::new(&val).to_path_buf());
        }
        Err(_) => (),
    }
    let root = get_project_root()?;
    Ok(root.join("satkit-testvecs"))
}