Implemented brace expansion

src/libsh/sys.rs

@@ -83,6 +83,11 @@ pub fn sh_quit(code: i32) -> ! {
 	if let Some(termios) = crate::get_saved_termios() {
 		termios::tcsetattr(std::io::stdin(), termios::SetArg::TCSANOW, &termios).unwrap();
 	}
+	if code == 0 {
+		write_err("exit\n").ok();
+	} else {
+		write_err(format!("exit {code}\n")).ok();
+	}
 	exit(code);
 }
 

src/libsh/utils.rs

@@ -46,7 +46,7 @@ impl ArgVec for Vec<Token> {
 		let mut argv_iter = self.into_iter();
 		let mut argv_processed = vec![];
 		while let Some(arg) = argv_iter.next() {
-			let cleaned = clean_string(&arg.as_raw(shenv));
+			let cleaned = clean_string(&arg.as_raw(shenv)).trim_matches(' ').to_string();
 			argv_processed.push(cleaned);
 		}
 		argv_processed