From 13d7d5722771bf8c4de7083dc0f964dfffcb318a Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Bartek=20Iwa=C5=84czuk?= <biwanczuk@gmail.com>
Date: Sat, 11 Dec 2021 01:12:25 +0100
Subject: feat(watcher): clear screen on each restart (#12613)

This commit adds automatic clearing of terminal screen after
restarting execution on file change.
---
 cli/file_watcher.rs | 7 +++++++
 1 file changed, 7 insertions(+)

(limited to 'cli/file_watcher.rs')

diff --git a/cli/file_watcher.rs b/cli/file_watcher.rs
index 84b30dfd2..b2d2ee15a 100644
--- a/cli/file_watcher.rs
+++ b/cli/file_watcher.rs
@@ -21,6 +21,7 @@ use tokio::select;
 use tokio::sync::mpsc;
 use tokio::time::sleep;
 
+const CLEAR_SCREEN: &str = "\x1B[2J\x1B[1;1H";
 const DEBOUNCE_INTERVAL: Duration = Duration::from_millis(200);
 
 struct DebouncedReceiver {
@@ -90,6 +91,8 @@ where
         paths_to_watch,
         result,
       } => {
+        // Clear screen first
+        eprint!("{}", CLEAR_SCREEN);
         info!(
           "{} File change detected! Restarting!",
           colors::intense_blue("Watcher"),
@@ -156,6 +159,10 @@ where
     }
   };
 
+  // Clear screen first
+  eprint!("{}", CLEAR_SCREEN);
+  info!("{} {} started.", colors::intense_blue("Watcher"), job_name,);
+
   loop {
     let watcher = new_watcher(&paths_to_watch, sender.clone())?;
 
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