Module: Doc::Configurator::Ruby::Source

Included in:
Doc::Configurator::Ruby
Defined in:
lib/doc/configurator/ruby/source.rb

Instance Method Summary collapse

Instance Method Details

#by_binary(binary, update) ⇒ Object 



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# File 'lib/doc/configurator/ruby/source.rb', line 11

def by_binary(binary, update)
  binary = (binary || 'ruby').to_s
  version = VersionSpecifier.new(`#{binary} -e 'print "\#{RUBY_VERSION}-p\#{RUBY_PATCHLEVEL}"'`)
  if $?.success?
    if version.valid?
      version = version.drop unless version < VersionSpecifier.new(2.1)
      by_version(version, update)
    else
      raise "invalid version from `#{binary}`: #{version.to_s.inspect}"
    end
  else
    raise "failed to get version from `#{binary}`"
  end
end

#by_version(version, update) ⇒ Object 



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# File 'lib/doc/configurator/ruby/source.rb', line 26

def by_version(version, update)
  version = VersionSpecifier.new(version)
  if version.valid?
    if (update && !version.full_version?) || !path_for_version(version)
      download_version(version)
    end
    if path = path_for_version(version)
      path.directory? ? from_dir(path) : from_archive(path)
    else
      raise "can't get ruby #{version}"
    end
  else
    raise "version should be in format X.Y, X.Y.Z or X.Y.Z-pPPP, download archive if you need release candidate or other version"
  end
end

#from_archive(path) ⇒ Object 



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# File 'lib/doc/configurator/ruby/source.rb', line 42

def from_archive(path)
  path = FSPath(path)
  if path.file?
    if path.basename.to_s =~ /^(.*)(?i:\.(tar\.(?:gz|bz2)|tgz|tbz|zip))$/
      dir, extension = sources_dir / $1, $2.downcase
      unless dir.exist?
        FSPath.temp_dir 'ruby', sources_dir do |d|
          begin
            case extension
            when 'tbz', 'tar.bz2'
              Command.run('tar', '-xjf', path, '-C', d)
            when 'tgz', 'tar.gz'
              Command.run('tar', '-xzf', path, '-C', d)
            when 'zip'
              Command.run('unzip', '-q', path, '-d', d)
            end

            children = d.children
            if children.length == 1
              children.first.rename(dir)
            else
              dir.mkpath
              FileUtils.mv children, dir
            end
          rescue SystemExit => e
            raise "got #{e} trying to extract archive"
          end
        end
      end
      from_dir(dir)
    else
      raise "#{path} doesn't seem to be archive of known type"
    end
  else
    raise "#{path} is not a file"
  end
end

#from_dir(path) ⇒ Object 



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# File 'lib/doc/configurator/ruby/source.rb', line 80

def from_dir(path)
  path = FSPath(path)
  if path.directory?
    version_path = path / 'version.h'
    if version_path.file? && version_path.read['RUBY_VERSION']
      dot_document_path = path / '.document'
      if dot_document_path.size?
        path.expand_path
      else
        raise "#{path} doesn't contain .document file or it is empty"
      end
    else
      raise "#{path} doesn't contain version.h file or it has no RUBY_VERSION in it"
    end
  else
    raise "#{path} is not a directory"
  end
end