main: Print span of expressions, by parsing them as Anno

src/main.rs

@@ -198,7 +198,7 @@ fn parse(document: &str) {
         Ok("false" | "0" | "no")
     );
     for idx in 0.. {
-        match parser.parse::<Expr>(0) {
+        match parser.parse::<Anno<Expr>>(0) {
             Err(e @ ParseError::EOF(s)) if s.tail == document.len() as _ => {
                 println!(
                     "\x1b[92m{e} (total {} byte{}, {idx} expression{})\x1b[0m",
@@ -222,7 +222,7 @@ fn parse(document: &str) {
                 break;
             }
             Ok(v) if verbose => {
-                println!("\x1b[{}m{v}", (idx + 5) % 6 + 31);
+                println!("\x1b[{}m{}: {v}", (idx + 5) % 6 + 31, v.1);
             }
             _ => {}
         }