pub enum Level {
 Debug,
 Normal
}

pub struct Log {
  pub log_level: Level
}

extern crate project;
use project::log::{Log, Level};

fn main() {
    let logger = Log { log_level: Normal }; //error: unresloved name `Normal`.
    let logger = Log { log_level: Level::Normal }; //unresolved name `Level::Normal`.
    let logger = Log { log_level: log::Level::Normal }; //unresolved name `log::Level::Normal`.
    let logger = Log { log_level: project::log::Level::Normal }; //unresolved name `project::log::Level::Normal`.
}