Class: Bundler::Runtime

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

Constant Summary

REQUIRE_ERRORS =
[
  /^no such file to load -- (.+)$/i,
  /^Missing \w+ (?:file\s*)?([^\s]+.rb)$/i,
  /^Missing API definition file in (.+)$/i,
  /^cannot load such file -- (.+)$/i,
  /^dlopen\([^)]*\): Library not loaded: (.+)$/i,
].freeze

Instance Attribute Summary

Attributes included from SharedHelpers

#gem_loaded

Instance Method Summary collapse

Methods included from SharedHelpers

#chdir, #const_get_safely, #default_bundle_dir, #default_gemfile, #default_lockfile, #filesystem_access, #in_bundle?, #major_deprecation, #print_major_deprecations!, #pwd, #set_bundle_environment, #with_clean_git_env

Constructor Details

#initialize(root, definition) ⇒ Runtime

Returns a new instance of Runtime



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# File 'lib/bundler/runtime.rb', line 8

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

Instance Method Details

#cache(custom_path = nil) ⇒ Object



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# File 'lib/bundler/runtime.rb', line 135

def cache(custom_path = nil)
  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.each do |spec|
    next if spec.name == "bundler"
    next if spec.source.is_a?(Source::Gemspec)
    spec.source.send(:fetch_gem, spec) if Bundler.settings[:cache_all_platforms] && spec.source.respond_to?(:fetch_gem, true)
    spec.source.cache(spec, custom_path) if spec.source.respond_to?(:cache)
  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 167

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"]
  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   = []
  specs.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_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

  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_git_cache_dirs.each do |cache_dir|
      SharedHelpers.filesystem_access(cache_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 129

def lock(opts = {})
  @definition.lock(Bundler.default_lockfile, opts[:preserve_unknown_sections])
end

#prune_cache(cache_path) ⇒ Object



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# File 'lib/bundler/runtime.rb', line 158

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 71

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

  @definition.dependencies.each do |dep|
    # Skip the dependency if it is not in any of the requested groups, or
    # not for the current platform, or doesn't match the gem constraints.
    next unless (dep.groups & groups).any? && dep.should_include?

    required_file = nil

    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 => 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
      REQUIRE_ERRORS.find {|r| r =~ e.message }
      raise if dep.autorequire || $1 != required_file

      if dep.autorequire.nil? && dep.name.include?("-")
        begin
          namespaced_file = dep.name.tr("-", "/")
          Kernel.require namespaced_file
        rescue LoadError => e
          REQUIRE_ERRORS.find {|r| r =~ e.message }
          raise if $1 != namespaced_file
        end
      end
    end
  end
end

#setup(*groups) ⇒ Object



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# File 'lib/bundler/runtime.rb', line 13

def setup(*groups)
  groups.map!(&:to_sym)

  # Has to happen first
  clean_load_path

  specs = groups.any? ? @definition.specs_for(groups) : requested_specs

  SharedHelpers.set_bundle_environment
  Bundler.rubygems.replace_entrypoints(specs)

  # Activate the specs
  load_paths = specs.map do |spec|
    unless spec.loaded_from
      raise GemNotFound, "#{spec.full_name} is missing. Run `bundle` to get it."
    end

    if (activated_spec = Bundler.rubygems.loaded_specs(spec.name)) && activated_spec.version != spec.version
      e = Gem::LoadError.new "You have already activated #{activated_spec.name} #{activated_spec.version}, " \
                             "but your Gemfile requires #{spec.name} #{spec.version}. Prepending " \
                             "`bundle exec` to your command may solve this."
      e.name = spec.name
      if e.respond_to?(:requirement=)
        e.requirement = Gem::Requirement.new(spec.version.to_s)
      else
        e.version_requirement = Gem::Requirement.new(spec.version.to_s)
      end
      raise e
    end

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

  # See Gem::Specification#add_self_to_load_path (since RubyGems 1.8)
  if insert_index = Bundler.rubygems.load_path_insert_index
    # Gem directories must come after -I and ENV['RUBYLIB']
    $LOAD_PATH.insert(insert_index, *load_paths)
  else
    # We are probably testing in core, -I and RUBYLIB don't apply
    $LOAD_PATH.unshift(*load_paths)
  end

  setup_manpath

  lock(:preserve_unknown_sections => true)

  self
end