A bit of tidying up

src/modules/character.rs

@@ -15,12 +15,11 @@ pub fn segment(args: &ArgMatches) -> Segment {
     const COLOR_SUCCESS: Color = Color::Green;
     const COLOR_FAILURE: Color = Color::Red;
 
-    let color;
-    if args.value_of("status_code").unwrap() == "0" {
-        color = COLOR_SUCCESS;
+    let color = if args.value_of("status_code").unwrap() == "0" {
+        COLOR_SUCCESS
     } else {
-        color = COLOR_FAILURE;
-    }
+        COLOR_FAILURE
+    };
 
     Segment {
         value: String::from(PROMPT_CHAR),

src/modules/directory.rs

@@ -36,7 +36,7 @@ pub fn segment(_: &ArgMatches) -> Segment {
     }
 
     Segment {
-        value: String::from(dir_string),
+        value: dir_string,
         style: Style::from(COLOR_DIR).bold(),
         ..Default::default()
     }
@@ -44,11 +44,12 @@ pub fn segment(_: &ArgMatches) -> Segment {
 
 /// Get the root directory of a git repo
 fn get_repo_root(repo: Repository) -> PathBuf {
-    match repo.is_bare() {
-        // A bare repo will return its root path
-        true => repo.path().to_path_buf(),
+    if repo.is_bare() {
+        // Bare repos will return the repo root
+        repo.path().to_path_buf()
+    } else {
         // Non-bare repos will return the path of `.git`
-        false => repo.path().parent().unwrap().to_path_buf(),
+        repo.path().parent().unwrap().to_path_buf()
     }
 }
 

src/print.rs

@@ -8,7 +8,7 @@ pub fn prompt(args: ArgMatches) {
     default_prompt
         .into_iter()
         .map(|module| modules::handle(module, &args))
-        .map(|segment| stringify_segment(segment))
+        .map(stringify_segment)
         .for_each(|segment_string| print!("{}", segment_string));
 }