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proc
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self
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root
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opt
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alt
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ruby21
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lib64
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ruby
/
2.1.0
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rubygems
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source
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Filename :
git.rb
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require 'digest' require 'rubygems/util' ## # A git gem for use in a gem dependencies file. # # Example: # # source = # Gem::Source::Git.new 'rake', 'git@example:rake.git', 'rake-10.1.0', false # # source.specs class Gem::Source::Git < Gem::Source ## # The name of the gem created by this git gem. attr_reader :name ## # The commit reference used for checking out this git gem. attr_reader :reference ## # When false the cache for this repository will not be updated. attr_accessor :remote ## # The git repository this gem is sourced from. attr_reader :repository ## # The directory for cache and git gem installation attr_accessor :root_dir ## # Does this repository need submodules checked out too? attr_reader :need_submodules ## # Creates a new git gem source for a gems from loaded from +repository+ at # the given +reference+. The +name+ is only used to track the repository # back to a gem dependencies file, it has no real significance as a git # repository may contain multiple gems. If +submodules+ is true, submodules # will be checked out when the gem is installed. def initialize name, repository, reference, submodules = false super(nil) @name = name @repository = repository @reference = reference @need_submodules = submodules @remote = true @root_dir = Gem.dir @git = ENV['git'] || 'git' end def <=> other case other when Gem::Source::Git then 0 when Gem::Source::Installed, Gem::Source::Lock then -1 when Gem::Source then 1 else nil end end def == other # :nodoc: super and @name == other.name and @repository == other.repository and @reference == other.reference and @need_submodules == other.need_submodules end ## # Checks out the files for the repository into the install_dir. def checkout # :nodoc: cache return false unless File.exist? repo_cache_dir unless File.exist? install_dir then system @git, 'clone', '--quiet', '--no-checkout', repo_cache_dir, install_dir end Dir.chdir install_dir do system @git, 'fetch', '--quiet', '--force', '--tags', install_dir success = system @git, 'reset', '--quiet', '--hard', @reference success &&= Gem::Util.silent_system @git, 'submodule', 'update', '--quiet', '--init', '--recursive' if @need_submodules success end end ## # Creates a local cache repository for the git gem. def cache # :nodoc: return unless @remote if File.exist? repo_cache_dir then Dir.chdir repo_cache_dir do system @git, 'fetch', '--quiet', '--force', '--tags', @repository, 'refs/heads/*:refs/heads/*' end else system @git, 'clone', '--quiet', '--bare', '--no-hardlinks', @repository, repo_cache_dir end end ## # Directory where git gems get unpacked and so-forth. def base_dir # :nodoc: File.join @root_dir, 'bundler' end ## # A short reference for use in git gem directories def dir_shortref # :nodoc: rev_parse[0..11] end ## # Nothing to download for git gems def download full_spec, path # :nodoc: end ## # The directory where the git gem will be installed. def install_dir # :nodoc: return unless File.exist? repo_cache_dir File.join base_dir, 'gems', "#{@name}-#{dir_shortref}" end def pretty_print q # :nodoc: q.group 2, '[Git: ', ']' do q.breakable q.text @repository q.breakable q.text @reference end end ## # The directory where the git gem's repository will be cached. def repo_cache_dir # :nodoc: File.join @root_dir, 'cache', 'bundler', 'git', "#{@name}-#{uri_hash}" end ## # Converts the git reference for the repository into a commit hash. def rev_parse # :nodoc: Dir.chdir repo_cache_dir do Gem::Util.popen(@git, 'rev-parse', @reference).strip end end ## # Loads all gemspecs in the repository def specs checkout return [] unless install_dir Dir.chdir install_dir do Dir['{,*,*/*}.gemspec'].map do |spec_file| directory = File.dirname spec_file file = File.basename spec_file Dir.chdir directory do spec = Gem::Specification.load file if spec then spec.base_dir = base_dir spec.extension_dir = File.join base_dir, 'extensions', Gem::Platform.local.to_s, Gem.extension_api_version, "#{name}-#{dir_shortref}" spec.full_gem_path = File.dirname spec.loaded_from if spec end spec end end.compact end end ## # A hash for the git gem based on the git repository URI. def uri_hash # :nodoc: normalized = if @repository =~ %r%^\w+://(\w+@)?% then uri = URI(@repository).normalize.to_s.sub %r%/$%,'' uri.sub(/\A(\w+)/) { $1.downcase } else @repository end Digest::SHA1.hexdigest normalized end end