feat: faster log loading

Author: karimknaebel

src/app.rs

@@ -219,13 +219,14 @@ impl App {
 fn string_for_paragraph(s: &str, lines: usize, cols: usize, offset: usize) -> String {
     s.lines()
         .rev()
+        .flat_map(|l| l.split('\r').rev()) // bandaid for term escape codes
         .skip(offset)
         .take(lines)
         .map(|l| l.chars().take(cols).collect::<String>())
-        .collect::<Vec<String>>()
+        .collect::<Vec<_>>()
         .into_iter()
         .rev()
-        .collect::<Vec<String>>()
+        .collect::<Vec<_>>()
         .join("\n")
 }
 

src/file_watcher.rs

@@ -122,9 +122,7 @@ impl FileReader {
     fn update(&self) -> Result<(), crossbeam::channel::SendError<Option<String>>> {
         let s = self.file_path.as_ref().and_then(|file_path| {
             // TODO: partial read only
-            fs::read_to_string(file_path)
-                .ok()
-                .map(|s| s.replace("\r", "\n")) // .replace doesn't really belong here, but it can be slow because log files can be huge => so better to do it here (off the UI thread) for now
+            fs::read_to_string(file_path).ok()
         });
         self.content_sender.send(s)
     }