From fcbf63e62c627deae76c1b8cb8c0876c536ed811 Mon Sep 17 00:00:00 2001
From: Jari Vetoniemi <jari.vetoniemi@indooratlas.com>
Date: Mon, 16 Mar 2020 18:49:26 +0900
Subject: Fresh start
---
jni/ruby/lib/rubygems/source/git.rb | 240 ++++++++++++++++++++++++++
jni/ruby/lib/rubygems/source/installed.rb | 40 +++++
jni/ruby/lib/rubygems/source/local.rb | 129 ++++++++++++++
jni/ruby/lib/rubygems/source/lock.rb | 48 ++++++
jni/ruby/lib/rubygems/source/specific_file.rb | 72 ++++++++
jni/ruby/lib/rubygems/source/vendor.rb | 27 +++
6 files changed, 556 insertions(+)
create mode 100644 jni/ruby/lib/rubygems/source/git.rb
create mode 100644 jni/ruby/lib/rubygems/source/installed.rb
create mode 100644 jni/ruby/lib/rubygems/source/local.rb
create mode 100644 jni/ruby/lib/rubygems/source/lock.rb
create mode 100644 jni/ruby/lib/rubygems/source/specific_file.rb
create mode 100644 jni/ruby/lib/rubygems/source/vendor.rb
(limited to 'jni/ruby/lib/rubygems/source')
diff --git a/jni/ruby/lib/rubygems/source/git.rb b/jni/ruby/lib/rubygems/source/git.rb
new file mode 100644
index 0000000..35c2270
--- /dev/null
+++ b/jni/ruby/lib/rubygems/source/git.rb
@@ -0,0 +1,240 @@
+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 repository
+
+ @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::Vendor,
+ 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', rev_parse
+
+ 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:
+ hash = nil
+
+ Dir.chdir repo_cache_dir do
+ hash = Gem::Util.popen(@git, 'rev-parse', @reference).strip
+ end
+
+ raise Gem::Exception,
+ "unable to find reference #{@reference} in #{@repository}" unless
+ $?.success?
+
+ hash
+ end
+
+ ##
+ # Loads all gemspecs in the repository
+
+ def specs
+ checkout
+
+ return [] unless install_dir
+
+ Dir.chdir install_dir do
+ Dir['{,*,*/*}.gemspec'].map do |spec_file|
+ directory = File.dirname spec_file
+ file = File.basename spec_file
+
+ Dir.chdir directory do
+ spec = Gem::Specification.load file
+ if spec then
+ spec.base_dir = base_dir
+
+ spec.extension_dir =
+ File.join base_dir, 'extensions', Gem::Platform.local.to_s,
+ Gem.extension_api_version, "#{name}-#{dir_shortref}"
+
+ spec.full_gem_path = File.dirname spec.loaded_from if spec
+ end
+ spec
+ end
+ end.compact
+ end
+ end
+
+ ##
+ # A hash for the git gem based on the git repository URI.
+
+ def uri_hash # :nodoc:
+ normalized =
+ if @repository =~ %r%^\w+://(\w+@)?% then
+ uri = URI(@repository).normalize.to_s.sub %r%/$%,''
+ uri.sub(/\A(\w+)/) { $1.downcase }
+ else
+ @repository
+ end
+
+ Digest::SHA1.hexdigest normalized
+ end
+
+end
+
diff --git a/jni/ruby/lib/rubygems/source/installed.rb b/jni/ruby/lib/rubygems/source/installed.rb
new file mode 100644
index 0000000..bd05c75
--- /dev/null
+++ b/jni/ruby/lib/rubygems/source/installed.rb
@@ -0,0 +1,40 @@
+##
+# Represents an installed gem. This is used for dependency resolution.
+
+class Gem::Source::Installed < Gem::Source
+
+ def initialize # :nodoc:
+ @uri = nil
+ end
+
+ ##
+ # Installed sources sort before all other sources
+
+ def <=> other
+ case other
+ when Gem::Source::Git,
+ Gem::Source::Lock,
+ Gem::Source::Vendor then
+ -1
+ when Gem::Source::Installed then
+ 0
+ when Gem::Source then
+ 1
+ else
+ nil
+ end
+ end
+
+ ##
+ # We don't need to download an installed gem
+
+ def download spec, path
+ nil
+ end
+
+ def pretty_print q # :nodoc:
+ q.text '[Installed]'
+ end
+
+end
+
diff --git a/jni/ruby/lib/rubygems/source/local.rb b/jni/ruby/lib/rubygems/source/local.rb
new file mode 100644
index 0000000..8057921
--- /dev/null
+++ b/jni/ruby/lib/rubygems/source/local.rb
@@ -0,0 +1,129 @@
+##
+# The local source finds gems in the current directory for fulfilling
+# dependencies.
+
+class Gem::Source::Local < Gem::Source
+
+ def initialize # :nodoc:
+ @specs = nil
+ @api_uri = nil
+ @uri = nil
+ end
+
+ ##
+ # Local sorts before Gem::Source and after Gem::Source::Installed
+
+ def <=> other
+ case other
+ when Gem::Source::Installed,
+ Gem::Source::Lock then
+ -1
+ when Gem::Source::Local then
+ 0
+ when Gem::Source then
+ 1
+ else
+ nil
+ end
+ end
+
+ def inspect # :nodoc:
+ keys = @specs ? @specs.keys.sort : 'NOT LOADED'
+ "#<%s specs: %p>" % [self.class, keys]
+ end
+
+ def load_specs type # :nodoc:
+ names = []
+
+ @specs = {}
+
+ Dir["*.gem"].each do |file|
+ begin
+ pkg = Gem::Package.new(file)
+ rescue SystemCallError, Gem::Package::FormatError
+ # ignore
+ else
+ tup = pkg.spec.name_tuple
+ @specs[tup] = [File.expand_path(file), pkg]
+
+ case type
+ when :released
+ unless pkg.spec.version.prerelease?
+ names << pkg.spec.name_tuple
+ end
+ when :prerelease
+ if pkg.spec.version.prerelease?
+ names << pkg.spec.name_tuple
+ end
+ when :latest
+ tup = pkg.spec.name_tuple
+
+ cur = names.find { |x| x.name == tup.name }
+ if !cur
+ names << tup
+ elsif cur.version < tup.version
+ names.delete cur
+ names << tup
+ end
+ else
+ names << pkg.spec.name_tuple
+ end
+ end
+ end
+
+ names
+ end
+
+ def find_gem gem_name, version = Gem::Requirement.default, # :nodoc:
+ prerelease = false
+ load_specs :complete
+
+ found = []
+
+ @specs.each do |n, data|
+ if n.name == gem_name
+ s = data[1].spec
+
+ if version.satisfied_by?(s.version)
+ if prerelease
+ found << s
+ elsif !s.version.prerelease?
+ found << s
+ end
+ end
+ end
+ end
+
+ found.max_by { |s| s.version }
+ end
+
+ def fetch_spec name # :nodoc:
+ load_specs :complete
+
+ if data = @specs[name]
+ data.last.spec
+ else
+ raise Gem::Exception, "Unable to find spec for #{name.inspect}"
+ end
+ end
+
+ def download spec, cache_dir = nil # :nodoc:
+ load_specs :complete
+
+ @specs.each do |name, data|
+ return data[0] if data[1].spec == spec
+ end
+
+ raise Gem::Exception, "Unable to find file for '#{spec.full_name}'"
+ end
+
+ def pretty_print q # :nodoc:
+ q.group 2, '[Local gems:', ']' do
+ q.breakable
+ q.seplist @specs.keys do |v|
+ q.text v.full_name
+ end
+ end
+ end
+
+end
diff --git a/jni/ruby/lib/rubygems/source/lock.rb b/jni/ruby/lib/rubygems/source/lock.rb
new file mode 100644
index 0000000..2ba7702
--- /dev/null
+++ b/jni/ruby/lib/rubygems/source/lock.rb
@@ -0,0 +1,48 @@
+##
+# A Lock source wraps an installed gem's source and sorts before other sources
+# during dependency resolution. This allows RubyGems to prefer gems from
+# dependency lock files.
+
+class Gem::Source::Lock < Gem::Source
+
+ ##
+ # The wrapped Gem::Source
+
+ attr_reader :wrapped
+
+ ##
+ # Creates a new Lock source that wraps +source+ and moves it earlier in the
+ # sort list.
+
+ def initialize source
+ @wrapped = source
+ end
+
+ def <=> other # :nodoc:
+ case other
+ when Gem::Source::Lock then
+ @wrapped <=> other.wrapped
+ when Gem::Source then
+ 1
+ else
+ nil
+ end
+ end
+
+ def == other # :nodoc:
+ 0 == (self <=> other)
+ end
+
+ ##
+ # Delegates to the wrapped source's fetch_spec method.
+
+ def fetch_spec name_tuple
+ @wrapped.fetch_spec name_tuple
+ end
+
+ def uri # :nodoc:
+ @wrapped.uri
+ end
+
+end
+
diff --git a/jni/ruby/lib/rubygems/source/specific_file.rb b/jni/ruby/lib/rubygems/source/specific_file.rb
new file mode 100644
index 0000000..250a839
--- /dev/null
+++ b/jni/ruby/lib/rubygems/source/specific_file.rb
@@ -0,0 +1,72 @@
+##
+# A source representing a single .gem file. This is used for installation of
+# local gems.
+
+class Gem::Source::SpecificFile < Gem::Source
+
+ ##
+ # The path to the gem for this specific file.
+
+ attr_reader :path
+
+ ##
+ # Creates a new SpecificFile for the gem in +file+
+
+ def initialize(file)
+ @uri = nil
+ @path = ::File.expand_path(file)
+
+ @package = Gem::Package.new @path
+ @spec = @package.spec
+ @name = @spec.name_tuple
+ end
+
+ ##
+ # The Gem::Specification extracted from this .gem.
+
+ attr_reader :spec
+
+ def load_specs *a # :nodoc:
+ [@name]
+ end
+
+ def fetch_spec name # :nodoc:
+ return @spec if name == @name
+ raise Gem::Exception, "Unable to find '#{name}'"
+ @spec
+ end
+
+ def download spec, dir = nil # :nodoc:
+ return @path if spec == @spec
+ raise Gem::Exception, "Unable to download '#{spec.full_name}'"
+ end
+
+ def pretty_print q # :nodoc:
+ q.group 2, '[SpecificFile:', ']' do
+ q.breakable
+ q.text @path
+ end
+ end
+
+ ##
+ # Orders this source against +other+.
+ #
+ # If +other+ is a SpecificFile from a different gem name +nil+ is returned.
+ #
+ # If +other+ is a SpecificFile from the same gem name the versions are
+ # compared using Gem::Version#<=>
+ #
+ # Otherwise Gem::Source#<=> is used.
+
+ def <=> other
+ case other
+ when Gem::Source::SpecificFile then
+ return nil if @spec.name != other.spec.name
+
+ @spec.version <=> other.spec.version
+ else
+ super
+ end
+ end
+
+end
diff --git a/jni/ruby/lib/rubygems/source/vendor.rb b/jni/ruby/lib/rubygems/source/vendor.rb
new file mode 100644
index 0000000..2d93623
--- /dev/null
+++ b/jni/ruby/lib/rubygems/source/vendor.rb
@@ -0,0 +1,27 @@
+##
+# This represents a vendored source that is similar to an installed gem.
+
+class Gem::Source::Vendor < Gem::Source::Installed
+
+ ##
+ # Creates a new Vendor source for a gem that was unpacked at +path+.
+
+ def initialize path
+ @uri = path
+ end
+
+ def <=> other
+ case other
+ when Gem::Source::Lock then
+ -1
+ when Gem::Source::Vendor then
+ 0
+ when Gem::Source then
+ 1
+ else
+ nil
+ end
+ end
+
+end
+
--
cgit v1.2.3-70-g09d2