lol

src/lib.rs

@@ -4,11 +4,14 @@
 
 mod commands;
 
+use std::fmt;
+
+#[derive(Debug)]
 pub struct Engine<'a, R, W> {
   pub name: &'a str,
   pub author: &'a str,
-  pub mut reader: R,
-  pub mut writer: W,
+  pub reader: R,
+  pub writer: W,
 }
 
 /// Notes to delete later:
@@ -42,9 +45,9 @@ impl<'a> Engine<'a, R, W> {
   /// Sends identification messages to the writer for the GUI to pick up
   /// TODO: Write tests for this. Reference:
   /// https://stackoverflow.com/questions/28370126/how-can-i-test-stdin-and-stdout
-  pub fn identify(&self) {
-    let name_id: String = fmt!("{} {} {}", constants::ID, constants::NAME, self.name);
-    let author_id: String = fmt!("{} {} {}", constants::ID, constants::AUTHOR, self.author);
+  pub fn identify(&mut self) {
+    let name_id: String = format!("{} {} {}", commands::ID, commands::NAME, self.name);
+    let author_id: String = format!("{} {} {}", commands::ID, commands::AUTHOR, self.author);
 
     // For these two writes we can panic - there's no possibility of recovery if the engine fails at this stage
     write!(&mut self.writer, "{}", name_id).expect("failed to send name identification to writer");