From efaa1498197b1f63ad41f47f8ee4730724fc67a5 Mon Sep 17 00:00:00 2001
From: sigmaSd <bedisnbiba@gmail.com>
Date: Wed, 22 Jun 2022 15:28:28 +0100
Subject: [PATCH] fix(repl): use spaces for tab handler on windows (#14931)

There is a bug in rustyline with tabs on Windows, so we insert spaces for now.
---
 cli/tools/repl/editor.rs | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/cli/tools/repl/editor.rs b/cli/tools/repl/editor.rs
index e518a8735a..1024ef2013 100644
--- a/cli/tools/repl/editor.rs
+++ b/cli/tools/repl/editor.rs
@@ -423,7 +423,13 @@ impl ConditionalEventHandler for TabEventHandler {
         .filter(|c| c.is_whitespace())
         .is_some()
     {
-      Some(Cmd::Insert(n, "\t".into()))
+      if cfg!(target_os = "windows") {
+        // Inserting a tab is broken in windows with rustyline
+        // use 4 spaces as a workaround for now
+        Some(Cmd::Insert(n, "    ".into()))
+      } else {
+        Some(Cmd::Insert(n, "\t".into()))
+      }
     } else {
       None // default complete
     }