format / reduce diff

src/app_state.rs

@@ -20,7 +20,8 @@ use crate::{
     embedded::EMBEDDED_FILES,
     exercise::{Exercise, RunnableExercise},
     info_file::ExerciseInfo,
-    term::{self, CheckProgressVisualizer}, url_replacer::UrlReplacer,
+    term::{self, CheckProgressVisualizer},
+    url_replacer::UrlReplacer,
 };
 
 const STATE_FILE_NAME: &str = ".rustlings-state.txt";

src/main.rs

@@ -186,7 +186,6 @@ fn main() -> Result<ExitCode> {
             if let Some(name) = name {
                 app_state.set_current_exercise_by_name(&name)?;
             }
-
             println!("{}", app_state.current_exercise().hint);
         }
         // Handled in an earlier match.

src/url_replacer.rs

@@ -64,4 +64,4 @@ link: https://doc.rust-kr.org/ch03-02-data-types.html", replacer.replace(hint));
 
         assert_eq!(TEST_DOMAIN, replacer.base_url);
     }
-}
+}