Module: RubyMaven

Defined in:
lib/ruby_maven.rb

Constant Summary collapse

POLYGLOT_VERSION = 
"0.1.15"

Class Method Summary collapse

Class Method Details

.dir ⇒ Object 



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# File 'lib/ruby_maven.rb', line 52

def self.dir
  @dir ||= File.expand_path( '../../', __FILE__ )
end

.exec(*args) ⇒ Object 



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# File 'lib/ruby_maven.rb', line 27

def self.exec( *args )
  if File.exist?('settings.xml') and not args.member?('-s') and not args.member?('--settings')
    args << '-s'
    args << 'settings.xml'
  end
  if args.member?('-version') or args.member?('--version') or args.member?('-v')
    warn "Polyglot Maven Extension #{version}"
    launch( '--version' )
  elsif defined? Bundler
    # it can be switching from ruby to jruby with invoking maven
    # just keep it clean
    if Bundler.respond_to?(:with_unbundled_env)
      Bundler.with_unbundled_env do
        launch( *args )
      end
    else
      Bundler.with_clean_env do
        launch( *args )
      end
    end
  else
    launch( *args )
  end
end

.launch(*args) ⇒ Object 



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# File 'lib/ruby_maven.rb', line 67

def self.launch( *args )
  old_maven_home = ENV['M2_HOME']
  ENV['M2_HOME'] = Maven.home

  extensions = File.join( '.mvn/extensions.xml' )
  if has_extensions = File.exists?( extensions )
    # tests need copy instead of move
    FileUtils.cp( extensions, extensions + ".orig" )
  else
    FileUtils.mkdir_p( '.mvn' )
  end
  FileUtils.cp( File.join( dir, extensions ), extensions ) rescue nil

  # setup version
  self.version

  Maven.exec( *args )

ensure
  ENV['M2_HOME'] = old_maven_home
  
  FileUtils.rm_f( extensions )
  if has_extensions
    FileUtils.move( extensions + '.orig', extensions )
  else
    dir = File.dirname( extensions )
    # delete empty .mvn directory
    FileUtils.rm_rf( dir ) if Dir[File.join(dir, '*')].size == 0
  end
end

.version ⇒ Object 



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# File 'lib/ruby_maven.rb', line 56

def self.version
  polyglot_version = begin
                       xml = File.read( File.join( dir, '.mvn/extensions.xml' ) )
                       xml.sub( /.*<version>/m, '' ).sub(/<\/version>.*/m, '' )
                     rescue Errno::ENOENT => e
                       nil
                     end
  POLYGLOT_VERSION.replace(polyglot_version) if polyglot_version
  POLYGLOT_VERSION
end