fix: replace info.message() to info.payload()

src/interpreter.rs

@@ -219,8 +219,10 @@ impl Interpreter {
     fn input(&self, value: &String) -> Value {
         let mut input = String::new();
         print!("{}", value);
-        io::stdout().flush().unwrap_or_default();
-        io::stdin().read_line(&mut input).unwrap_or_default();
+        io::stdout().flush().expect("Couldn't flush Stdout");
+        io::stdin()
+            .read_line(&mut input)
+            .expect("Couldn't read from Stdin");
         Value::String(input.trim_end().to_string())
     }
 
@@ -625,24 +627,22 @@ impl Interpreter {
         std::process::exit(1);
     }
     fn unk_token(&self, name: &str) {
-        println!(
+        panic!(
             "\n{} {} | {} {}",
             "Unexpected token name:".red(),
             name.bold().black(),
             "pos:".green(),
             self.pos
         );
-        std::process::exit(1);
     }
 
     fn error(&self, name: &str) {
-        println!(
+        panic!(
             "\n{} {} | {} {}",
             "Error:".red(),
             name.bold().black(),
             "pos:".green(),
             self.pos
         );
-        std::process::exit(1);
     }
 }

src/main.rs

@@ -15,8 +15,17 @@ mod interpreter;
 use interpreter::Interpreter;
 
 fn main() {
-    let start = Instant::now();
+    std::panic::set_hook(Box::new(|info| {
+        eprint!(
+            "{msg}",
+            msg = match info.payload().downcast_ref::<String>() {
+                None => "Program panicked without a message!".to_owned(),
+                Some(x) => x.to_string(),
+            }
+        );
+    }));
 
+    let start = Instant::now();
     let args = Args::parse();
     if args.verbose == true {
         println!("Running: {}\n", args.file);