Class: Bundler::CLI::Pristine

Inherits:
Object
  • Object
show all
Defined in:
lib/bundler/cli/pristine.rb

Instance Method Summary collapse

Constructor Details

#initialize(gems) ⇒ Pristine

Returns a new instance of Pristine.



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# File 'lib/bundler/cli/pristine.rb', line 5

def initialize(gems)
  @gems = gems
end

Instance Method Details

#run ⇒ Object 



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# File 'lib/bundler/cli/pristine.rb', line 9

def run
  CLI::Common.ensure_all_gems_in_lockfile!(@gems)
  definition = Bundler.definition
  definition.validate_runtime!
  installer = Bundler::Installer.new(Bundler.root, definition)

  ProcessLock.lock do
    installed_specs = definition.specs.reject do |spec|
      next if spec.name == "bundler" # Source::Rubygems doesn't install bundler
      next if !@gems.empty? && !@gems.include?(spec.name)

      gem_name = "#{spec.name} (#{spec.version}#{spec.git_version})"
      gem_name += " (#{spec.platform})" if !spec.platform.nil? && spec.platform != Gem::Platform::RUBY

      case source = spec.source
      when Source::Rubygems
        cached_gem = spec.cache_file
        unless File.exist?(cached_gem)
          Bundler.ui.error("Failed to pristine #{gem_name}. Cached gem #{cached_gem} does not exist.")
          next
        end

        FileUtils.rm_rf spec.full_gem_path
      when Source::Git
        if source.local?
          Bundler.ui.warn("Cannot pristine #{gem_name}. Gem is locally overridden.")
          next
        end

        source.remote!
        if extension_cache_path = source.extension_cache_path(spec)
          FileUtils.rm_rf extension_cache_path
        end
        FileUtils.rm_rf spec.extension_dir
        FileUtils.rm_rf spec.full_gem_path
      else
        Bundler.ui.warn("Cannot pristine #{gem_name}. Gem is sourced from local path.")
        next
      end

      true
    end.map(&:name)

    jobs = installer.send(:installation_parallelization, {})
    pristine_count = definition.specs.count - installed_specs.count
    # allow a pristining a single gem to skip the parallel worker
    jobs = [jobs, pristine_count].min
    ParallelInstaller.call(installer, definition.specs, jobs, false, true, skip: installed_specs)
  end
end