bundle-new/lib/bundler.rb

429 lines
13 KiB
Ruby

require 'fileutils'
require 'pathname'
require 'rbconfig'
require 'bundler/gem_path_manipulation'
require 'bundler/rubygems_ext'
require 'bundler/rubygems_integration'
require 'bundler/version'
require 'bundler/constants'
require 'bundler/current_ruby'
module Bundler
preserve_gem_path
ORIGINAL_ENV = ENV.to_hash
autoload :Definition, 'bundler/definition'
autoload :Dependency, 'bundler/dependency'
autoload :DepProxy, 'bundler/dep_proxy'
autoload :Deprecate, 'bundler/deprecate'
autoload :Dsl, 'bundler/dsl'
autoload :EndpointSpecification, 'bundler/endpoint_specification'
autoload :Environment, 'bundler/environment'
autoload :Env, 'bundler/env'
autoload :Fetcher, 'bundler/fetcher'
autoload :GemHelper, 'bundler/gem_helper'
autoload :GemHelpers, 'bundler/gem_helpers'
autoload :GemInstaller, 'bundler/gem_installer'
autoload :Graph, 'bundler/graph'
autoload :Index, 'bundler/index'
autoload :Installer, 'bundler/installer'
autoload :Injector, 'bundler/injector'
autoload :LazySpecification, 'bundler/lazy_specification'
autoload :LockfileParser, 'bundler/lockfile_parser'
autoload :MatchPlatform, 'bundler/match_platform'
autoload :RemoteSpecification, 'bundler/remote_specification'
autoload :Resolver, 'bundler/resolver'
autoload :Retry, 'bundler/retry'
autoload :RubyVersion, 'bundler/ruby_version'
autoload :RubyDsl, 'bundler/ruby_dsl'
autoload :Runtime, 'bundler/runtime'
autoload :Settings, 'bundler/settings'
autoload :SharedHelpers, 'bundler/shared_helpers'
autoload :SpecSet, 'bundler/spec_set'
autoload :Source, 'bundler/source'
autoload :SourceList, 'bundler/source_list'
autoload :Specification, 'bundler/shared_helpers'
autoload :SystemRubyVersion, 'bundler/ruby_version'
autoload :UI, 'bundler/ui'
class BundlerError < StandardError
def self.status_code(code)
define_method(:status_code) { code }
end
end
class GemfileNotFound < BundlerError; status_code(10) ; end
class GemNotFound < BundlerError; status_code(7) ; end
class GemfileError < BundlerError; status_code(4) ; end
class InstallError < BundlerError; status_code(5) ; end
class InstallHookError < BundlerError; status_code(8) ; end
class PathError < BundlerError; status_code(13) ; end
class GitError < BundlerError; status_code(11) ; end
class DeprecatedError < BundlerError; status_code(12) ; end
class GemspecError < BundlerError; status_code(14) ; end
class InvalidOption < BundlerError; status_code(15) ; end
class ProductionError < BundlerError; status_code(16) ; end
class HTTPError < BundlerError; status_code(17) ; end
class RubyVersionMismatch < BundlerError; status_code(18) ; end
class SecurityError < BundlerError; status_code(19) ; end
class LockfileError < BundlerError; status_code(20) ; end
class CyclicDependencyError < BundlerError; status_code(21) ; end
class GemfileLockNotFound < BundlerError; status_code(22) ; end
# Internal errors, should be rescued
class VersionConflict < BundlerError
attr_reader :conflicts
def initialize(conflicts, msg = nil)
super(msg)
@conflicts = conflicts
end
status_code(6)
end
class MarshalError < StandardError; end
class << self
attr_writer :ui, :bundle_path
def configure
@configured ||= configure_gem_home_and_path
end
def ui
@ui ||= UI::Silent.new
end
# Returns absolute path of where gems are installed on the filesystem.
def bundle_path
@bundle_path ||= Pathname.new(settings.path).expand_path(root)
end
# Returns absolute location of where binstubs are installed to.
def bin_path
@bin_path ||= begin
path = settings[:bin] || "bin"
path = Pathname.new(path).expand_path(root).expand_path
FileUtils.mkdir_p(path)
path
end
end
def setup(*groups)
# Just return if all groups are already loaded
return @setup if defined?(@setup)
definition.validate_ruby!
if groups.empty?
# Load all groups, but only once
@setup = load.setup
else
@completed_groups ||= []
# Figure out which groups haven't been loaded yet
unloaded = groups - @completed_groups
# Record groups that are now loaded
@completed_groups = groups
unloaded.any? ? load.setup(*groups) : load
end
end
def require(*groups)
setup(*groups).require(*groups)
end
def load
@load ||= Runtime.new(root, definition)
end
def environment
Bundler::Environment.new(root, definition)
end
# Returns an instance of Bundler::Definition for given Gemfile and lockfile
#
# @param unlock [Hash, Boolean, nil] Gems that have been requested
# to be updated or true if all gems should be updated
# @return [Bundler::Definition]
def definition(unlock = nil)
@definition = nil if unlock
@definition ||= begin
configure
upgrade_lockfile
Definition.build(default_gemfile, default_lockfile, unlock)
end
end
def locked_gems
return @locked_gems if defined?(@locked_gems)
if Bundler.default_lockfile.exist?
lock = Bundler.read_file(Bundler.default_lockfile)
@locked_gems = LockfileParser.new(lock)
else
@locked_gems = nil
end
end
def ruby_scope
"#{Bundler.rubygems.ruby_engine}/#{Bundler.rubygems.config_map[:ruby_version]}"
end
def user_bundle_path
Pathname.new(Bundler.rubygems.user_home).join(".bundler")
end
def home
bundle_path.join("bundler")
end
def install_path
home.join("gems")
end
def specs_path
bundle_path.join("specifications")
end
def cache
bundle_path.join("cache/bundler")
end
def root
@root ||= default_gemfile.dirname.expand_path
end
def app_config_path
ENV['BUNDLE_APP_CONFIG'] ?
Pathname.new(ENV['BUNDLE_APP_CONFIG']).expand_path(root) :
root.join('.bundle')
end
def app_cache(custom_path = nil)
path = custom_path || root
path.join("vendor/cache")
end
def tmp(name = Process.pid.to_s)
@tmp ||= Pathname.new Dir.mktmpdir("bundler")
@tmp.join(name)
end
def settings
@settings ||= begin
Settings.new(app_config_path)
rescue GemfileNotFound
Settings.new
end
end
def with_original_env
bundled_env = ENV.to_hash
ENV.replace(ORIGINAL_ENV)
yield
ensure
ENV.replace(bundled_env.to_hash)
end
def with_clean_env
with_original_env do
ENV['MANPATH'] = ENV['BUNDLE_ORIG_MANPATH']
ENV.delete_if { |k,_| k[0,7] == 'BUNDLE_' }
if ENV.has_key? 'RUBYOPT'
ENV['RUBYOPT'] = ENV['RUBYOPT'].sub '-rbundler/setup', ''
ENV['RUBYOPT'] = ENV['RUBYOPT'].sub "-I#{File.expand_path('..', __FILE__)}", ''
end
yield
end
end
def clean_system(*args)
with_clean_env { Kernel.system(*args) }
end
def clean_exec(*args)
with_clean_env { Kernel.exec(*args) }
end
def default_gemfile
SharedHelpers.default_gemfile
end
def default_lockfile
SharedHelpers.default_lockfile
end
def system_bindir
# Gem.bindir doesn't always return the location that Rubygems will install
# system binaries. If you put '-n foo' in your .gemrc, Rubygems will
# install binstubs there instead. Unfortunately, Rubygems doesn't expose
# that directory at all, so rather than parse .gemrc ourselves, we allow
# the directory to be set as well, via `bundle config bindir foo`.
Bundler.settings[:system_bindir] || Bundler.rubygems.gem_bindir
end
def requires_sudo?
return @requires_sudo if defined?(@requires_sudo_ran)
if settings.allow_sudo?
sudo_present = which "sudo"
end
if sudo_present
# the bundle path and subdirectories need to be writable for Rubygems
# to be able to unpack and install gems without exploding
path = bundle_path
path = path.parent until path.exist?
# bins are written to a different location on OS X
bin_dir = Pathname.new(Bundler.system_bindir)
bin_dir = bin_dir.parent until bin_dir.exist?
# if any directory is not writable, we need sudo
files = [path, bin_dir] | Dir[path.join('build_info/*').to_s] | Dir[path.join('*').to_s]
sudo_needed = files.any?{|f| !File.writable?(f) }
end
@requires_sudo_ran = true
@requires_sudo = settings.allow_sudo? && sudo_present && sudo_needed
end
def mkdir_p(path)
if requires_sudo?
sudo "mkdir -p '#{path}'" unless File.exist?(path)
else
FileUtils.mkdir_p(path)
end
end
def which(executable)
if File.file?(executable) && File.executable?(executable)
executable
elsif ENV['PATH']
path = ENV['PATH'].split(File::PATH_SEPARATOR).find do |p|
File.executable?(File.join(p, executable))
end
path && File.expand_path(executable, path)
end
end
def sudo(str)
prompt = "\n\n" + <<-PROMPT.gsub(/^ {6}/, '').strip + " "
Your user account isn't allowed to install to the system Rubygems.
You can cancel this installation and run:
bundle install --path vendor/bundle
to install the gems into ./vendor/bundle/, or you can enter your password
and install the bundled gems to Rubygems using sudo.
Password:
PROMPT
`sudo -p "#{prompt}" #{str}`
end
def read_file(file)
File.open(file, "rb") { |f| f.read }
end
def load_marshal(data)
Marshal.load(data)
rescue => e
raise MarshalError, "#{e.class}: #{e.message}"
end
def load_gemspec(file)
@gemspec_cache ||= {}
key = File.expand_path(file)
spec = ( @gemspec_cache[key] ||= load_gemspec_uncached(file) )
# Protect against caching side-effected gemspecs by returning a
# new instance each time.
spec.dup if spec
end
def load_gemspec_uncached(file)
path = Pathname.new(file)
# Eval the gemspec from its parent directory, because some gemspecs
# depend on "./" relative paths.
SharedHelpers.chdir(path.dirname.to_s) do
contents = path.read
if contents[0..2] == "---" # YAML header
eval_yaml_gemspec(path, contents)
else
eval_gemspec(path, contents)
end
end
end
def clear_gemspec_cache
@gemspec_cache = {}
end
def git_present?
return @git_present if defined?(@git_present)
@git_present = Bundler.which("git") || Bundler.which("git.exe")
end
def ruby_version
@ruby_version ||= SystemRubyVersion.new
end
private
def eval_yaml_gemspec(path, contents)
# If the YAML is invalid, Syck raises an ArgumentError, and Psych
# raises a Psych::SyntaxError. See psyched_yaml.rb for more info.
Gem::Specification.from_yaml(contents)
rescue YamlSyntaxError, ArgumentError, Gem::EndOfYAMLException, Gem::Exception
eval_gemspec(path, contents)
end
def eval_gemspec(path, contents)
eval(contents, TOPLEVEL_BINDING, path.expand_path.to_s)
rescue ScriptError, StandardError => e
original_line = e.backtrace.find { |line| line.include?(path.to_s) }
msg = "There was a #{e.class} while loading #{path.basename}: \n#{e.message}"
msg << " from\n #{original_line}" if original_line
msg << "\n"
if e.is_a?(LoadError) && RUBY_VERSION >= "1.9"
msg << "\nDoes it try to require a relative path? That's been removed in Ruby 1.9."
end
raise GemspecError, msg
end
def configure_gem_home_and_path
blank_home = ENV['GEM_HOME'].nil? || ENV['GEM_HOME'].empty?
if settings[:disable_shared_gems]
ENV['GEM_PATH'] = ''
elsif blank_home || Bundler.rubygems.gem_dir != bundle_path.to_s
possibles = [Bundler.rubygems.gem_dir, Bundler.rubygems.gem_path]
paths = possibles.flatten.compact.uniq.reject { |p| p.empty? }
ENV["GEM_PATH"] = paths.join(File::PATH_SEPARATOR)
end
configure_gem_home
bundle_path
end
def configure_gem_home
# TODO: This mkdir_p is only needed for JRuby <= 1.5 and should go away (GH #602)
FileUtils.mkdir_p bundle_path.to_s rescue nil
ENV['GEM_HOME'] = File.expand_path(bundle_path, root)
Bundler.rubygems.clear_paths
end
def upgrade_lockfile
lockfile = default_lockfile
if lockfile.exist? && lockfile.read(3) == "---"
Bundler.ui.warn "Detected Gemfile.lock generated by 0.9, deleting..."
lockfile.rmtree
end
end
end
end