Remove unneeded directives field

schala-repl/src/repl/help.rs

@@ -15,6 +15,7 @@ pub fn help(repl: &mut Repl, arguments: &[&str]) -> InterpreterDirectiveOutput {
           let mut buf = String::new();
           writeln!(buf, "`{}` - {}", dir.get_cmd(), dir.get_help()).unwrap();
           buf
+        }
       })
     }
   }

schala-repl/src/repl/mod.rs

@@ -25,26 +25,19 @@ pub struct Repl {
   line_reader: ::linefeed::interface::Interface<::linefeed::terminal::DefaultTerminal>,
   language_states: Vec<Box<ProgrammingLanguageInterface>>,
   options: ReplOptions,
-  directives: CommandTree,
 }
 
 impl Repl {
-  pub fn new(mut initial_states: Vec<Box<ProgrammingLanguageInterface>>) -> Repl {
+  pub fn new(initial_states: Vec<Box<ProgrammingLanguageInterface>>) -> Repl {
     use linefeed::Interface;
     let line_reader = Interface::new("schala-repl").unwrap();
     let interpreter_directive_sigil = ':';
 
-    let pass_names = match initial_states[0].request_meta(LangMetaRequest::StageNames) {
-      LangMetaResponse::StageNames(names) => names,
-      _ => vec![],
-    };
-
     Repl {
       interpreter_directive_sigil,
       line_reader,
       language_states: initial_states,
       options: ReplOptions::new(),
-      directives: directives_from_pass_names(&pass_names)
     }
   }