Function get_paths

src/settings.rs:440–453

Helper function to retrieve a sequence of paths from an environment variable.

(env_variable_name: &str)

/// Helper function to retrieve a sequence of paths from an environment variable.
fn get_paths(env_variable_name: &str) -> impl Iterator<Item = String> + '_ {
    env::var_os(env_variable_name)
        .filter(|v| !v.is_empty())
        .into_iter()
        .flat_map(move |paths| {
            split_paths(&paths)
                .map(|path| {
                    path.into_os_string()
                        .into_string()
                        .unwrap_or_else(|_| panic!("{env_variable_name} isn't valid unicode"))
                })
                .collect::<Vec<_>>()
        })
}

#[cfg(not(target_os = "wasi"))]
pub(crate) use env::split_paths;