From a2d5e803cf16e048f30f0334114759f81f6c5d20 Mon Sep 17 00:00:00 2001
From: eldritch horrors <pennae@lix.systems>
Date: Mon, 4 Mar 2024 06:21:59 +0100
Subject: [PATCH] Merge pull request #9476 from alois31/restore-progress-bar

nix repl: Only hide the progress bar while waiting for user input

(cherry picked from commit 3bebaefcd0c5d650f7edcd39f397bb45c4382f41)
Change-Id: Ie7c0db46f7c2cf5f938e66bdd3c31f0b62bdb104
---
 src/libcmd/repl.cc | 8 +++-----
 1 file changed, 3 insertions(+), 5 deletions(-)

diff --git a/src/libcmd/repl.cc b/src/libcmd/repl.cc
index 944609f22..9bd773f68 100644
--- a/src/libcmd/repl.cc
+++ b/src/libcmd/repl.cc
@@ -40,7 +40,6 @@ extern "C" {
 #include "finally.hh"
 #include "markdown.hh"
 #include "local-fs-store.hh"
-#include "progress-bar.hh"
 #include "print.hh"
 
 #if HAVE_BOEHMGC
@@ -259,13 +258,11 @@ void NixRepl::mainLoop()
     rl_set_list_possib_func(listPossibleCallback);
 #endif
 
-    /* Stop the progress bar because it interferes with the display of
-       the repl. */
-    stopProgressBar();
-
     std::string input;
 
     while (true) {
+        // Hide the progress bar while waiting for user input, so that it won't interfere.
+        logger->pause();
         // When continuing input from previous lines, don't print a prompt, just align to the same
         // number of chars as the prompt.
         if (!getLine(input, input.empty() ? "nix-repl> " : "          ")) {
@@ -275,6 +272,7 @@ void NixRepl::mainLoop()
             logger->cout("");
             break;
         }
+        logger->resume();
         try {
             if (!removeWhitespace(input).empty() && !processLine(input)) return;
         } catch (ParseError & e) {