Module: Gem::BundlerVersionFinder

Defined in:
lib/rubygems/bundler_version_finder.rb

Class Method Summary collapse

Class Method Details

.bundler_versionObject


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# File 'lib/rubygems/bundler_version_finder.rb', line 15

def self.bundler_version
  version, _ = bundler_version_with_reason

  return unless version

  Gem::Version.new(version)
end

.bundler_version_with_reasonObject


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# File 'lib/rubygems/bundler_version_finder.rb', line 23

def self.bundler_version_with_reason
  return if @without_filtering

  if v = ENV["BUNDLER_VERSION"]
    return [v, "`$BUNDLER_VERSION`"]
  end
  if v = bundle_update_bundler_version
    return if v == true
    return [v, "`bundle update --bundler`"]
  end
  v, lockfile = lockfile_version
  if v
    return [v, "your #{lockfile}"]
  end
end

.compatible?(spec) ⇒ Boolean


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# File 'lib/rubygems/bundler_version_finder.rb', line 48

def self.compatible?(spec)
  return true unless spec.name == "bundler".freeze
  return true unless bundler_version = self.bundler_version
  if bundler_version.segments.first >= 2
    spec.version == bundler_version
  else # 1.x
    spec.version.segments.first < 2
  end
end

.filter!(specs) ⇒ Object


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# File 'lib/rubygems/bundler_version_finder.rb', line 58

def self.filter!(specs)
  return unless bundler_version = self.bundler_version
  if bundler_version.segments.first >= 2
    specs.reject! { |spec| spec.version != bundler_version }
  else # 1.x
    specs.reject! { |spec| spec.version.segments.first >= 2}
  end
end

.missing_version_messageObject


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# File 'lib/rubygems/bundler_version_finder.rb', line 39

def self.missing_version_message
  return unless vr = bundler_version_with_reason
  "Could not find 'bundler' (\#{vr.first}) required by \#{vr.last}.\nTo update to the lastest version installed on your system, run `bundle update --bundler`.\nTo install the missing version, run `gem install bundler:\#{vr.first}`\n"
end

.without_filteringObject


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# File 'lib/rubygems/bundler_version_finder.rb', line 8

def self.without_filtering
  without_filtering, @without_filtering = true, @without_filtering
  yield
ensure
  @without_filtering = without_filtering
end