Add release script

scripts/release.sh

@@ -0,0 +1,42 @@
+#!/usr/bin/env bash
+
+set -exo pipefail
+
+# Gets a property out of a .properties file
+# usage: getProperty $key $filename
+function getProperty() {
+    grep "${1}" "$2" | cut -d'=' -f2
+}
+
+NEW_VERSION=$1
+NEW_SNAPSHOT_VERSION=$2
+CUR_SNAPSHOT_VERSION=$(getProperty 'VERSION_NAME' gradle.properties)
+
+if [ -z "$NEW_SNAPSHOT_VERSION" ]; then
+  # If no snapshot version was provided, use the current value
+  NEW_SNAPSHOT_VERSION=$CUR_SNAPSHOT_VERSION
+fi
+
+echo "Publishing $NEW_VERSION"
+
+# Prepare release
+sed -i.bak "s/${CUR_SNAPSHOT_VERSION}/${NEW_VERSION}/g" gradle.properties
+git add gradle.properties
+git commit -m "Prepare for release $NEW_VERSION"
+
+# Build
+./gradlew build
+
+# Add git tag
+git tag "v$NEW_VERSION"
+# Prepare next snapshot
+echo "Setting next snapshot version $NEW_SNAPSHOT_VERSION"
+sed -i.bak "s/${NEW_VERSION}/${NEW_SNAPSHOT_VERSION}/g" gradle.properties
+git add gradle.properties
+git commit -m "Prepare next development version"
+
+# Remove the backup file from sed edits
+rm gradle.properties.bak
+
+# Push it all up
+#git push && git push --tags