add check if path exists

Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "gitten"
-version = "0.2.2"
+version = "0.2.3"
 edition = "2021"
 authors = ["okhuz <[email protected]>"]
 license = "MIT"
@@ -26,3 +26,4 @@ futures = "0.3.21"
 [profile.release]
 opt-level = 3
 debug = true
+panic = 'abort'

src/app.rs

@@ -182,9 +182,8 @@ pub struct App {
 }
 
 impl App {
-    pub fn new() -> App {
+    pub fn new(path: String) -> App {
         let mut content = Vec::new();
-        let path = std::env::args().nth(1).unwrap_or_else(|| "./".to_string());
 
         App::generate_application_content(&path, &mut content);
 

src/main.rs

@@ -9,6 +9,7 @@ mod repo;
 use app::App;
 use run_app::run_app;
 use std::{io};
+use std::path::Path;
 use std::time::Duration;
 use crossterm::event::{DisableMouseCapture, EnableMouseCapture};
 use crossterm::execute;
@@ -17,13 +18,18 @@ use tui::{backend::CrosstermBackend, Terminal};
 
 fn main() -> Result<(), io::Error> {
 
+    let path = std::env::args().nth(1).unwrap_or_else(|| "./".to_string());
+    if !Path::new(&path).exists() {
+        panic!("Path does not exists!");
+    }
+
     enable_raw_mode()?;
     let mut stdout = io::stdout();
     execute!(stdout, EnterAlternateScreen, EnableMouseCapture)?;
     let backend = CrosstermBackend::new(stdout);
     let mut terminal = Terminal::new(backend)?;
 
-    let app = App::new();
+    let app = App::new(path);
     let _ = run_app(&mut terminal, app, Duration::from_millis(5000));
 
     disable_raw_mode()?;