Class: Bundler::Runtime

Inherits:
Object
  • Object
show all
Includes:
SharedHelpers
Defined in:
lib/bundler/runtime.rb

Instance Method Summary collapse

Methods included from SharedHelpers

#bundle_bin_path, #chdir, #checksum_for_file, #default_bundle_dir, #default_gemfile, #default_lockfile, #digest, #ensure_same_dependencies, #filesystem_access, #gemspec_path, #in_bundle?, #major_deprecation, #md5_available?, #pretty_dependency, #print_major_deprecations!, #pwd, #relative_gemfile_path, #relative_lockfile_path, #relative_path_to, #root, #set_bundle_environment, #set_env, #with_clean_git_env, #write_to_gemfile

Constructor Details

#initialize(root, definition) ⇒ Runtime

Returns a new instance of Runtime.



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# File 'lib/bundler/runtime.rb', line 7

def initialize(root, definition)
  @root = root
  @definition = definition
end

Instance Method Details

#cache(custom_path = nil, local = false) ⇒ Object 



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# File 'lib/bundler/runtime.rb', line 114

def cache(custom_path = nil, local = false)
  cache_path = Bundler.app_cache(custom_path)
  SharedHelpers.filesystem_access(cache_path) do |p|
    FileUtils.mkdir_p(p)
  end unless File.exist?(cache_path)

  Bundler.ui.info "Updating files in #{Bundler.settings.app_cache_path}"

  specs_to_cache = if Bundler.settings[:cache_all_platforms]
    @definition.resolve.materialized_for_all_platforms
  else
    begin
      specs
    rescue GemNotFound
      if local
        Bundler.ui.warn "Some gems seem to be missing from your #{Bundler.settings.app_cache_path} directory."
      end

      raise
    end
  end

  specs_to_cache.each do |spec|
    next if spec.name == "bundler"
    next if spec.source.is_a?(Source::Gemspec)
    if spec.source.respond_to?(:migrate_cache)
      spec.source.migrate_cache(custom_path, local: local)
    elsif spec.source.respond_to?(:cache)
      spec.source.cache(spec, custom_path)
    end
  end

  Dir[cache_path.join("*/.git")].each do |git_dir|
    FileUtils.rm_rf(git_dir)
    FileUtils.touch(File.expand_path("../.bundlecache", git_dir))
  end

  prune_cache(cache_path) unless Bundler.settings[:no_prune]
end

#clean(dry_run = false) ⇒ Object 



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# File 'lib/bundler/runtime.rb', line 163

def clean(dry_run = false)
  gem_bins             = Dir["#{Gem.dir}/bin/*"]
  git_dirs             = Dir["#{Gem.dir}/bundler/gems/*"]
  git_cache_dirs       = Dir["#{Gem.dir}/cache/bundler/git/*"]
  gem_dirs             = Dir["#{Gem.dir}/gems/*"]
  gem_files            = Dir["#{Gem.dir}/cache/*.gem"]
  gemspec_files        = Dir["#{Gem.dir}/specifications/*.gemspec"]
  extension_dirs       = Dir["#{Gem.dir}/extensions/*/*/*"] + Dir["#{Gem.dir}/bundler/gems/extensions/*/*/*"]
  spec_gem_paths       = []
  # need to keep git sources around
  spec_git_paths       = @definition.spec_git_paths
  spec_git_cache_dirs  = []
  spec_gem_executables = []
  spec_cache_paths     = []
  spec_gemspec_paths   = []
  spec_extension_paths = []
  Bundler.rubygems.add_default_gems_to(specs).values.each do |spec|
    spec_gem_paths << spec.full_gem_path
    # need to check here in case gems are nested like for the rails git repo
    md = %r{(.+bundler/gems/.+-[a-f0-9]{7,12})}.match(spec.full_gem_path)
    spec_git_paths << md[1] if md
    spec_gem_executables << spec.executables.collect do |executable|
      e = "#{Bundler.rubygems.gem_bindir}/#{executable}"
      [e, "#{e}.bat"]
    end
    spec_cache_paths << spec.cache_file
    spec_gemspec_paths << spec.spec_file
    spec_extension_paths << spec.extension_dir if spec.respond_to?(:extension_dir)
    spec_git_cache_dirs << spec.source.cache_path.to_s if spec.source.is_a?(Bundler::Source::Git)
  end
  spec_gem_paths.uniq!
  spec_gem_executables.flatten!

  stale_gem_bins       = gem_bins - spec_gem_executables
  stale_git_dirs       = git_dirs - spec_git_paths - ["#{Gem.dir}/bundler/gems/extensions"]
  stale_git_cache_dirs = git_cache_dirs - spec_git_cache_dirs
  stale_gem_dirs       = gem_dirs - spec_gem_paths
  stale_gem_files      = gem_files - spec_cache_paths
  stale_gemspec_files  = gemspec_files - spec_gemspec_paths
  stale_extension_dirs = extension_dirs - spec_extension_paths

  removed_stale_gem_dirs = stale_gem_dirs.collect {|dir| remove_dir(dir, dry_run) }
  removed_stale_git_dirs = stale_git_dirs.collect {|dir| remove_dir(dir, dry_run) }
  output = removed_stale_gem_dirs + removed_stale_git_dirs

  unless dry_run
    stale_files = stale_gem_bins + stale_gem_files + stale_gemspec_files
    stale_files.each do |file|
      SharedHelpers.filesystem_access(File.dirname(file)) do |_p|
        FileUtils.rm(file) if File.exist?(file)
      end
    end

    stale_dirs = stale_git_cache_dirs + stale_extension_dirs
    stale_dirs.each do |stale_dir|
      SharedHelpers.filesystem_access(stale_dir) do |dir|
        FileUtils.rm_rf(dir) if File.exist?(dir)
      end
    end
  end

  output
end

#lock(opts = {}) ⇒ Object 



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# File 'lib/bundler/runtime.rb', line 107

def lock(opts = {})
  return if @definition.no_resolve_needed?
  @definition.lock(opts[:preserve_unknown_sections])
end

#prune_cache(cache_path) ⇒ Object 



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# File 'lib/bundler/runtime.rb', line 154

def prune_cache(cache_path)
  SharedHelpers.filesystem_access(cache_path) do |p|
    FileUtils.mkdir_p(p)
  end unless File.exist?(cache_path)
  resolve = @definition.resolve
  prune_gem_cache(resolve, cache_path)
  prune_git_and_path_cache(resolve, cache_path)
end

#require(*groups) ⇒ Object 



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# File 'lib/bundler/runtime.rb', line 40

def require(*groups)
  groups.map!(&:to_sym)
  groups = [:default] if groups.empty?

  dependencies = @definition.dependencies.select do |dep|
    # Select the dependency if it is in any of the requested groups, and
    # for the current platform, and matches the gem constraints.
    (dep.groups & groups).any? && dep.should_include?
  end

  Plugin.hook(Plugin::Events::GEM_BEFORE_REQUIRE_ALL, dependencies)

  dependencies.each do |dep|
    required_file = nil
    Plugin.hook(Plugin::Events::GEM_BEFORE_REQUIRE, dep)

    begin
      # Loop through all the specified autorequires for the
      # dependency. If there are none, use the dependency's name
      # as the autorequire.
      Array(dep.autorequire || dep.name).each do |file|
        # Allow `require: true` as an alias for `require: <name>`
        file = dep.name if file == true
        required_file = file
        begin
          Kernel.require file
        rescue RuntimeError => e
          raise e if e.is_a?(LoadError) # we handle this a little later
          raise Bundler::GemRequireError.new e,
            "There was an error while trying to load the gem '#{file}'."
        end
      end
    rescue LoadError => e
      raise if dep.autorequire || e.path != required_file

      if dep.autorequire.nil? && dep.name.include?("-")
        begin
          namespaced_file = dep.name.tr("-", "/")
          Kernel.require namespaced_file
        rescue LoadError => e
          raise if e.path != namespaced_file
        end
      end
    end

    Plugin.hook(Plugin::Events::GEM_AFTER_REQUIRE, dep)
  end

  Plugin.hook(Plugin::Events::GEM_AFTER_REQUIRE_ALL, dependencies)

  dependencies
end

#setup(*groups) ⇒ Object 



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# File 'lib/bundler/runtime.rb', line 12

def setup(*groups)
  @definition.ensure_equivalent_gemfile_and_lockfile

  # Has to happen first
  clean_load_path

  specs = @definition.specs_for(groups)

  SharedHelpers.set_bundle_environment
  Bundler.rubygems.replace_entrypoints(specs)

  # Activate the specs
  load_paths = specs.map do |spec|
    check_for_activated_spec!(spec)

    Bundler.rubygems.mark_loaded(spec)
    spec.load_paths.reject {|path| $LOAD_PATH.include?(path) }
  end.reverse.flatten

  Gem.add_to_load_path(*load_paths)

  setup_manpath

  lock(preserve_unknown_sections: true)

  self
end