pub trait Compileable<Extra> {
    type Expr;
    // Required method
    fn compile<'life0, 'life1, 'life2, 'life3, 'life4, 'life5, 'async_trait>(
        self,
        compiler: &'life0 mut ModuleCompiler<'life1, 'life2>,
        thread: &'life3 Thread,
        file: &'life4 str,
        expr_str: &'life5 str,
        arg: Extra
    ) -> Pin<Box<dyn Future<Output = Result<CompileValue<Self::Expr>>> + Send + 'async_trait>>
       where Extra: 'async_trait,
             Self: 'async_trait,
             'life0: 'async_trait,
             'life1: 'async_trait,
             'life2: 'async_trait,
             'life3: 'async_trait,
             'life4: 'async_trait,
             'life5: 'async_trait;
}