From e8a5f689802f4bb1c6f5d1835840756a8863287b Mon Sep 17 00:00:00 2001
From: rht <rhtbot@protonmail.com>
Date: Thu, 25 Jan 2018 11:35:27 +0000
Subject: [PATCH] provision: Extract color codes into standard variables.

This uses the standard color codes we have in the Python
`zulip_tools` library.

Tweaked by tabbott to clean up some bugs.
---
 tools/provision | 12 ++++++++----
 1 file changed, 8 insertions(+), 4 deletions(-)

diff --git a/tools/provision b/tools/provision
index fabb76afb3..44f6a3a921 100755
--- a/tools/provision
+++ b/tools/provision
@@ -10,6 +10,10 @@ if [ "$EUID" -eq 0 ]; then
     exit 1
 fi
 
+FAIL="\033[91m"
+WARNING="\033[93m"
+ENDC="\033[0m"
+
 #Make the script independent of the location from where it is
 #executed
 PARENT_PATH=$( cd "$(dirname "${BASH_SOURCE}")" ; pwd -P )
@@ -26,23 +30,23 @@ export PYTHONUNBUFFERED=1
 failed=${PIPESTATUS[0]}
 
 if [ $failed = 1 ]; then
-    echo -e "\033[0;31m"
+    echo -e "$FAIL"
     echo "Provisioning failed!"
     echo
     echo "* Look at the traceback(s) above to find more about the errors."
     echo "* Resolve the errors or get help on chat."
     echo "* If you can fix this yourself, you can re-run tools/provision at any time."
     echo "* Logs are here: zulip/var/log/provision.log"
-    echo -e "\033[0m"
+    echo -e "$ENDC"
     exit 1
 elif [ "$VIRTUAL_ENV" != "/srv/zulip-py3-venv" ] && [ -z "${TRAVIS}${SKIP_VENV_SHELL_WARNING}" ]; then
-    echo -e "\033[0;31m"
+    echo -e "$WARNING"
     echo "WARNING: This shell does not have the Python 3 virtualenv activated."
     echo "Zulip commands will fail."
     echo
     echo "To update the shell, run:"
     echo "    source /srv/zulip-py3-venv/bin/activate"
     echo "or just close this shell and start a new one."
-    echo -en "\033[0m"
+    echo -en "$ENDC"
 fi
 exit 0