Class: Bundler::Runtime

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

Constant Summary collapse

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,
]

Instance Attribute Summary

Attributes included from SharedHelpers

#gem_loaded

Attributes inherited from Environment

#root

Instance Method Summary collapse

Methods included from SharedHelpers

#chdir, #default_bundle_dir, #default_gemfile, #default_lockfile, #in_bundle?, #pwd, #set_bundle_environment, #with_clean_git_env

Methods inherited from Environment

#current_dependencies, #dependencies, #initialize, #inspect, #lock, #requested_specs, #specs, #update

Constructor Details

This class inherits a constructor from Bundler::Environment

Instance Method Details

#cache(custom_path = nil) ⇒ Object 



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# File 'lib/bundler/runtime.rb', line 105

def cache(custom_path = nil)
  cache_path = Bundler.app_cache(custom_path)
  FileUtils.mkdir_p(cache_path) 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'
    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 131

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
  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

  output = stale_gem_dirs.collect do |gem_dir|
    full_name = Pathname.new(gem_dir).basename.to_s

    parts   = full_name.split('-')
    name    = parts[0..-2].join('-')
    version = parts.last
    output  = "#{name} (#{version})"

    if dry_run
      Bundler.ui.info "Would have removed #{output}"
    else
      Bundler.ui.info "Removing #{output}"
      FileUtils.rm_rf(gem_dir)
    end

    output
  end + stale_git_dirs.collect do |gem_dir|
    full_name = Pathname.new(gem_dir).basename.to_s

    parts    = full_name.split('-')
    name     = parts[0..-2].join('-')
    revision = parts[-1]
    output   = "#{name} (#{revision})"

    if dry_run
      Bundler.ui.info "Would have removed #{output}"
    else
      Bundler.ui.info "Removing #{output}"
      FileUtils.rm_rf(gem_dir)
    end

    output
  end

  unless dry_run
    stale_gem_bins.each { |bin| FileUtils.rm(bin) if File.exist?(bin) }
    stale_gem_files.each { |file| FileUtils.rm(file) if File.exist?(file) }
    stale_gemspec_files.each { |file| FileUtils.rm(file) if File.exist?(file) }
    stale_git_cache_dirs.each { |dir| FileUtils.rm_rf(dir) if File.exist?(dir) }
  end

  output
end

#dependencies_for(*groups) ⇒ Object 



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# File 'lib/bundler/runtime.rb', line 95

def dependencies_for(*groups)
  if groups.empty?
    dependencies
  else
    dependencies.select { |d| (groups & d.groups).any? }
  end
end

#prune_cache(cache_path) ⇒ Object 



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# File 'lib/bundler/runtime.rb', line 124

def prune_cache(cache_path)
  FileUtils.mkdir_p(cache_path) 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 57

def require(*groups)
  groups.map! { |g| g.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
    next unless ((dep.groups & groups).any? && dep.current_platform?)

    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
        Kernel.require file
      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.gsub('-', '/')
          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 7

def setup(*groups)
  groups.map! { |g| g.to_sym }

  # Has to happen first
  clean_load_path

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

  setup_environment
  Bundler.rubygems.replace_entrypoints(specs)

  # Activate the specs
  specs.each 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) and 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)
    load_paths = spec.load_paths.reject {|path| $LOAD_PATH.include?(path)}
    $LOAD_PATH.unshift(*load_paths)
  end

  setup_manpath

  lock(:preserve_bundled_with => true)

  self
end

#setup_environment ⇒ Object 



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# File 'lib/bundler/runtime.rb', line 212

def setup_environment
  begin
    ENV["BUNDLE_BIN_PATH"] = Bundler.rubygems.bin_path("bundler", "bundle", VERSION)
  rescue Gem::GemNotFoundException
    ENV["BUNDLE_BIN_PATH"] = File.expand_path("../../../bin/bundle", __FILE__)
  end

  # Set BUNDLE_GEMFILE
  ENV["BUNDLE_GEMFILE"] = default_gemfile.to_s

  SharedHelpers.set_bundle_environment
end