move push_readme() to the top

Author: Vladimir Kotal

dev/docker.sh

@@ -12,6 +12,31 @@
 
 set -e
 
+# Update README file in Docker hub.
+push_readme() {
+	declare -r image="${1}"
+	declare -r token="${2}"
+	declare -r input_file="${3}"
+
+	if [[ ! -r $input_file ]]; then
+		echo "file $input_file is not readable"
+		exit 1
+	fi
+
+	local code=$(curl -s -o /dev/null -L -w "%{http_code}" \
+	           -X PATCH --data-urlencode \
+		   full_description@${input_file} \
+	           -H "Authorization: JWT ${token}" \
+	           ${API_URL}/repositories/"${image}"/)
+
+	if [[ "${code}" = "200" ]]; then
+		echo "Successfully pushed README to Docker Hub"
+	else
+		printf "Unable to push README to Docker Hub, response code: %s\n" "${code}"
+		exit 1
+	fi
+}
+
 echo "Running linter"
 docker run --rm -i hadolint/hadolint:2.6.0 < Dockerfile || exit 1
 
@@ -95,31 +120,6 @@ if [ -n "$DOCKER_PASSWORD" -a -n "$DOCKER_USERNAME" -a -n "$TAGS" ]; then
 	done
 fi
 
-# Update README file in Docker hub.
-push_readme() {
-	declare -r image="${1}"
-	declare -r token="${2}"
-	declare -r input_file="${3}"
-
-	if [[ ! -r $input_file ]]; then
-		echo "file $input_file is not readable"
-		exit 1
-	fi
-
-	local code=$(curl -s -o /dev/null -L -w "%{http_code}" \
-	           -X PATCH --data-urlencode \
-		   full_description@${input_file} \
-	           -H "Authorization: JWT ${token}" \
-	           ${API_URL}/repositories/"${image}"/)
-
-	if [[ "${code}" = "200" ]]; then
-		echo "Successfully pushed README to Docker Hub"
-	else
-		printf "Unable to push README to Docker Hub, response code: %s\n" "${code}"
-		exit 1
-	fi
-}
-
 # Update README and badge only for release builds.
 if [[ -n $OPENGROK_TAG ]]; then
 	TOKEN=$(curl -s -H "Content-Type: application/json" -X POST \