refactoring: remove prompt format path argument

src/prompt.rs

@@ -1,4 +1,4 @@
-use std::path::PathBuf;
+use std::env;
 
 #[derive(Clone)]
 pub enum PromptStyle {
@@ -7,18 +7,20 @@ pub enum PromptStyle {
 }
 
 impl PromptStyle {
-    pub fn fmt_style(&self, path: PathBuf) -> String {
+    pub fn fmt_style(&self) -> String {
         match self {
-            PromptStyle::None => self.fmt_none(path),
-            PromptStyle::SimpleDirectory => self.fmt_simple_directory(path),
+            PromptStyle::None => self.fmt_none(),
+            PromptStyle::SimpleDirectory => self.fmt_simple_directory(),
         }
     }
 
-    fn fmt_none(&self, _: PathBuf) -> String {
+    fn fmt_none(&self) -> String {
         return "» ".to_string();
     }
 
-    fn fmt_simple_directory(&self, path: PathBuf) -> String {
+    fn fmt_simple_directory(&self) -> String {
+        let path = env::current_dir().unwrap_or_default();
+
         return format!("{} » ", path.to_string_lossy());
     }
 }
@@ -35,8 +37,6 @@ impl Prompt {
     }
 
     pub fn get_prompt(&mut self) -> String {
-        let path = std::env::current_dir().unwrap();
-
-        return self.style.fmt_style(path);
+        return self.style.fmt_style();
     }
 }