From 11e3da7c0a6e52bfb8b2f5dce42452c835ab4de0 Mon Sep 17 00:00:00 2001
From: Robert Kaussow <mail@geeklabor.de>
Date: Mon, 3 Feb 2020 16:09:22 +0100
Subject: [PATCH] fix formatting to be shellcheck compliant

---
 wait-for | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/wait-for b/wait-for
index 7677dc3..c112be6 100755
--- a/wait-for
+++ b/wait-for
@@ -11,7 +11,7 @@ usage() {
   exitcode="$1"
   cat << USAGE >&2
 Usage:
-  $cmdname host:port [-t timeout] [-- command args]
+  $0 host:port [-t timeout] [-- command args]
   -q | --quiet                        Do not output any status messages
   -t TIMEOUT | --timeout=timeout      Timeout in seconds, zero for no timeout
   -- COMMAND ARGS                     Execute command with args after the test finishes
@@ -20,7 +20,7 @@ USAGE
 }
 
 wait_for() {
-  for i in `seq $TIMEOUT` ; do
+  for _ in $(seq $TIMEOUT) ; do
     nc -z "$HOST" "$PORT" > /dev/null 2>&1
 
     result=$?
@@ -76,7 +76,7 @@ if ! [ -x "$(command -v nc)" ]; then
   exit 1
 fi
 
-if [ "$HOST" = "" -o "$PORT" = "" ]; then
+if [ "$HOST" = "" ] || [ "$PORT" = "" ]; then
   echoerr "Error: you need to provide a host and port to test."
   usage 2
 fi