From 0d2163c6dcf03463fa91ec6d0d96c928ad907366 Mon Sep 17 00:00:00 2001
From: Eelco Dolstra <edolstra@gmail.com>
Date: Mon, 22 Aug 2022 14:27:36 +0200
Subject: [PATCH] nix repl: Stop the progress bar

The repl was broken since c3769c68465bae971ab6bb48cfcdea85b61ea83a. In
general, the progress bar is incompatible with the repl.
---
 src/libcmd/repl.cc | 13 +++++++++++--
 1 file changed, 11 insertions(+), 2 deletions(-)

diff --git a/src/libcmd/repl.cc b/src/libcmd/repl.cc
index 23df40337..150bd42ac 100644
--- a/src/libcmd/repl.cc
+++ b/src/libcmd/repl.cc
@@ -35,6 +35,7 @@ extern "C" {
 #include "finally.hh"
 #include "markdown.hh"
 #include "local-fs-store.hh"
+#include "progress-bar.hh"
 
 #if HAVE_BOEHMGC
 #define GC_INCLUDE_NEW
@@ -252,6 +253,10 @@ 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) {
@@ -1037,9 +1042,10 @@ void runRepl(
 
 struct CmdRepl : InstallablesCommand
 {
-    CmdRepl(){
+    CmdRepl() {
         evalSettings.pureEval = false;
     }
+
     void prepare()
     {
         if (!settings.isExperimentalFeatureEnabled(Xp::ReplFlake) && !(file) && this->_installables.size() >= 1) {
@@ -1053,12 +1059,15 @@ struct CmdRepl : InstallablesCommand
         }
         installables = InstallablesCommand::load();
     }
+
     std::vector<std::string> files;
+
     Strings getDefaultFlakeAttrPaths() override
     {
         return {""};
     }
-    virtual bool useDefaultInstallables() override
+
+    bool useDefaultInstallables() override
     {
         return file.has_value() or expr.has_value();
     }