From: Sofian Brabez <sofian.brabez@gonitro.com>
Date: Fri, 25 Jan 2019 12:03:35 +0000 (+0000)
Subject: Handle dependencies using a loop
X-Git-Url: http://git.6dev.net/?p=docker-gc-build%2F.git;a=commitdiff_plain;h=64e09ea0711e16851c34750e55c816290f1caf09

Handle dependencies using a loop
---

diff --git a/release.sh b/release.sh
index ffa513d..a9d81a7 100755
--- a/release.sh
+++ b/release.sh
@@ -1,16 +1,22 @@
 #!/bin/bash
 
-set -e
+set -o errexit
+set -o nounset
+set -o pipefail
 
-[ ! -f `which gpg` ] && {
-    echo 2>&1 "You need to install gnupg: brew install gnupg"
+die() {
+    echo "$1" >&2
     exit 2
 }
 
-[ ! -f `which deb-s3` ] && {
-    echo 2>&1 "You need to install deb-s3: gem install deb-s3"
-    exit 2
-}
+declare -a deps=(gpg deb-s3)
+
+for dep in ${deps[*]}
+do
+    [[ ! -f `which $dep` ]] && {
+        die "You need to install: $dep"
+    }
+done
 
 COMMIT=`(cd docker-gc && git rev-parse --short HEAD)`
 VERSION="2:`cat ${PWD}/docker-gc/version.txt`~${COMMIT}"