From 80b7ecdff100df770cf18fe4fafa1a2faab6f91a Mon Sep 17 00:00:00 2001
From: yorinasub17 <430092+yorinasub17@users.noreply.github.com>
Date: Tue, 12 Oct 2021 10:10:36 -0500
Subject: [PATCH] Add function to echo to stderr

---
 modules/bash-commons/src/log.sh | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/modules/bash-commons/src/log.sh b/modules/bash-commons/src/log.sh
index cbc7789..2f0817c 100644
--- a/modules/bash-commons/src/log.sh
+++ b/modules/bash-commons/src/log.sh
@@ -1,12 +1,17 @@
 #!/usr/bin/env bash
 
+# Echo to stderr. Useful for printing script usage information.
+function echo_stderr {
+  >&2 echo "$@"
+}
+
 # Log the given message at the given level. All logs are written to stderr with a timestamp.
 function log {
   local -r level="$1"
   local -r message="$2"
   local -r timestamp=$(date +"%Y-%m-%d %H:%M:%S")
   local -r script_name="$(basename "$0")"
-  >&2 echo -e "${timestamp} [${level}] [$script_name] ${message}"
+  echo_stderr -e "${timestamp} [${level}] [$script_name] ${message}"
 }
 
 # Log the given message at INFO level. All logs are written to stderr with a timestamp.