Cleaned some changes.

ext/swiftlint/downloadSwiftlint.sh

@@ -31,21 +31,19 @@ do
     shift
 done
 
-set -x
-
-### Download
-mkdir -p "${destination}"
-curl -s -L "${url}" -o "${asset}"
-
 # If macOS
 if [[ "$OSTYPE" == "darwin"* ]]; then
-   resulting_hash=`md5 -q ${asset}`
+   hash_cmd="md5 -q ${asset}"
 # Default to linux
 else
-   resulting_hash=`md5sum ${asset} | awk '{ print $1 }'`
+   hash_cmd="md5sum ${asset} | awk '{ print $1 }'"
 fi
 
-if [[ ! -z "${SWIFTLINT_VERSION}" || "$resulting_hash" == "${default_hash}" ]]; then
+### Download
+mkdir -p "${destination}"
+curl -s -L "${url}" -o "${asset}"
+
+if [[ ! -z "${SWIFTLINT_VERSION}" || `$hash_cmd` == "${default_hash}" ]]; then
   # if another version is set || our hardcoded hash is correct
   unzip -o -q "${asset}" -d "${destination}"
 else