Forward JRuby and Bundler versions from Ruby environment to Maven

Author: tillsc

Rakefile

@@ -28,6 +28,8 @@ task :default => :spec
 # use Mavenfile to define :jar task
 require 'maven/ruby/maven'
 mvn = Maven::Ruby::Maven.new
+mvn << "-Djruby.version=#{JRUBY_VERSION}"
+mvn << "-Dbundler.version=#{Bundler::VERSION}"
 mvn << '--no-transfer-progress'
 
 if defined?(JRUBY_VERSION) && !JRUBY_VERSION.start_with?('9.0')

integration/pom.xml

@@ -10,9 +10,9 @@
   <properties>
     <jruby.plugins.version>3.0.6</jruby.plugins.version>
     <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
-    <jruby.version>9.4.13.0</jruby.version>
+    <jruby.version>${jruby.version}</jruby.version>
     <warbler.version>2.0.4</warbler.version>
-    <bundler.version>2.6.3</bundler.version>
+    <bundler.version>${bundler.version}</bundler.version>
     <gem.home>${basedir}/../../pkg/rubygems</gem.home>
     <gem.path>${basedir}/../../pkg/rubygems</gem.path>
   </properties>