handle errors for game

src/game.rs

@@ -41,7 +41,7 @@ pub struct Game {
 }
 
 impl Game {
-    fn from(string: String) -> Result<Game, &'static dyn Error> {
+    pub fn from(string: String) -> Result<Game, &'static dyn Error> {
         let mut string = format!("{}\n\n", string.trim_matches('\n'));
 
         if string.starts_with("# BITSY VERSION") {