Update avt to latest version

Cargo.toml

@@ -7,7 +7,7 @@ edition = "2021"
 
 [dependencies]
 anyhow = "1"
-avt = { git = "https://github.com/asciinema/avt.git", tag = "v0.8.2" }
+avt = { git = "https://github.com/asciinema/avt.git", tag = "v0.8.3" }
 clap = { version = "3.2.15", features = ["derive"] }
 env_logger = "0.10"
 fontdb = "0.10"

src/vt.rs

@@ -4,12 +4,16 @@ pub fn frames(
     stdout: impl Iterator<Item = (f64, String)>,
     terminal_size: (usize, usize),
 ) -> impl Iterator<Item = (f64, Vec<Vec<(char, avt::Pen)>>, Option<(usize, usize)>)> {
-    let mut vt = avt::Vt::new(terminal_size.0, terminal_size.1);
+    let mut vt = avt::Vt::builder()
+        .size(terminal_size.0, terminal_size.1)
+        .scrollback_limit(0)
+        .build();
+
     let mut prev_cursor = None;
 
     stdout.filter_map(move |(time, data)| {
         let (changed_lines, _) = vt.feed_str(&data);
-        let cursor = cursor_option(vt.cursor());
+        let cursor: Option<(usize, usize)> = vt.cursor().into();
 
         if !changed_lines.is_empty() || cursor != prev_cursor {
             prev_cursor = cursor;
@@ -30,14 +34,6 @@ pub fn frames(
     })
 }
 
-fn cursor_option((col, row, visible): (usize, usize, bool)) -> Option<(usize, usize)> {
-    if visible {
-        Some((col, row))
-    } else {
-        None
-    }
-}
-
 #[cfg(test)]
 mod tests {
     #[test]