AlkantarClanX12
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# frozen_string_literal: true
##
# A set of gems for installation sourced from remote sources and local .gem
# files
class Gem::Resolver::InstallerSet < Gem::Resolver::Set
##
# List of Gem::Specification objects that must always be installed.
attr_reader :always_install # :nodoc:
##
# Only install gems in the always_install list
attr_accessor :ignore_dependencies # :nodoc:
##
# Do not look in the installed set when finding specifications. This is
# used by the --install-dir option to `gem install`
attr_accessor :ignore_installed # :nodoc:
##
# The remote_set looks up remote gems for installation.
attr_reader :remote_set # :nodoc:
##
# Ignore ruby & rubygems specification constraints.
#
attr_accessor :force # :nodoc:
##
# Creates a new InstallerSet that will look for gems in +domain+.
def initialize(domain)
super()
@domain = domain
@f = Gem::SpecFetcher.fetcher
@always_install = []
@ignore_dependencies = false
@ignore_installed = false
@local = {}
@local_source = Gem::Source::Local.new
@remote_set = Gem::Resolver::BestSet.new
@force = false
@specs = {}
end
##
# Looks up the latest specification for +dependency+ and adds it to the
# always_install list.
def add_always_install(dependency)
request = Gem::Resolver::DependencyRequest.new dependency, nil
found = find_all request
found.delete_if do |s|
s.version.prerelease? && !s.local?
end unless dependency.prerelease?
found = found.select do |s|
Gem::Source::SpecificFile === s.source ||
Gem::Platform.match_spec?(s)
end
found = found.sort_by do |s|
[s.version, Gem::Platform.sort_priority(s.platform)]
end
newest = found.last
unless newest
exc = Gem::UnsatisfiableDependencyError.new request
exc.errors = errors
raise exc
end
unless @force
found_matching_metadata = found.reverse.find do |spec|
metadata_satisfied?(spec)
end
if found_matching_metadata.nil?
ensure_required_ruby_version_met(newest.spec)
ensure_required_rubygems_version_met(newest.spec)
else
newest = found_matching_metadata
end
end
@always_install << newest.spec
end
##
# Adds a local gem requested using +dep_name+ with the given +spec+ that can
# be loaded and installed using the +source+.
def add_local(dep_name, spec, source)
@local[dep_name] = [spec, source]
end
##
# Should local gems should be considered?
def consider_local? # :nodoc:
@domain == :both || @domain == :local
end
##
# Should remote gems should be considered?
def consider_remote? # :nodoc:
@domain == :both || @domain == :remote
end
##
# Errors encountered while resolving gems
def errors
@errors + @remote_set.errors
end
##
# Returns an array of IndexSpecification objects matching DependencyRequest
# +req+.
def find_all(req)
res = []
dep = req.dependency
return res if @ignore_dependencies &&
@always_install.none? {|spec| dep.match? spec }
name = dep.name
dep.matching_specs.each do |gemspec|
next if @always_install.any? {|spec| spec.name == gemspec.name }
res << Gem::Resolver::InstalledSpecification.new(self, gemspec)
end unless @ignore_installed
matching_local = []
if consider_local?
matching_local = @local.values.select do |spec, _|
req.match? spec
end.map do |spec, source|
Gem::Resolver::LocalSpecification.new self, spec, source
end
res.concat matching_local
begin
if local_spec = @local_source.find_gem(name, dep.requirement)
res << Gem::Resolver::IndexSpecification.new(
self, local_spec.name, local_spec.version,
@local_source, local_spec.platform
)
end
rescue Gem::Package::FormatError
# ignore
end
end
res.concat @remote_set.find_all req if consider_remote? && matching_local.empty?
res
end
def prefetch(reqs)
@remote_set.prefetch(reqs) if consider_remote?
end
def prerelease=(allow_prerelease)
super
@remote_set.prerelease = allow_prerelease
end
def inspect # :nodoc:
always_install = @always_install.map(&:full_name)
format("#<%s domain: %s specs: %p always install: %p>", self.class, @domain, @specs.keys, always_install)
end
##
# Called from IndexSpecification to get a true Specification
# object.
def load_spec(name, ver, platform, source) # :nodoc:
key = "#{name}-#{ver}-#{platform}"
@specs.fetch key do
tuple = Gem::NameTuple.new name, ver, platform
@specs[key] = source.fetch_spec tuple
end
end
##
# Has a local gem for +dep_name+ been added to this set?
def local?(dep_name) # :nodoc:
spec, _ = @local[dep_name]
spec
end
def pretty_print(q) # :nodoc:
q.group 2, "[InstallerSet", "]" do
q.breakable
q.text "domain: #{@domain}"
q.breakable
q.text "specs: "
q.pp @specs.keys
q.breakable
q.text "always install: "
q.pp @always_install
end
end
def remote=(remote) # :nodoc:
case @domain
when :local then
@domain = :both if remote
when :remote then
@domain = nil unless remote
when :both then
@domain = :local unless remote
end
end
private
def metadata_satisfied?(spec)
spec.required_ruby_version.satisfied_by?(Gem.ruby_version) &&
spec.required_rubygems_version.satisfied_by?(Gem.rubygems_version)
end
def ensure_required_ruby_version_met(spec) # :nodoc:
if rrv = spec.required_ruby_version
ruby_version = Gem.ruby_version
unless rrv.satisfied_by? ruby_version
raise Gem::RuntimeRequirementNotMetError,
"#{spec.full_name} requires Ruby version #{rrv}. The current ruby version is #{ruby_version}."
end
end
end
def ensure_required_rubygems_version_met(spec) # :nodoc:
if rrgv = spec.required_rubygems_version
unless rrgv.satisfied_by? Gem.rubygems_version
rg_version = Gem::VERSION
raise Gem::RuntimeRequirementNotMetError,
"#{spec.full_name} requires RubyGems version #{rrgv}. The current RubyGems version is #{rg_version}. " \
"Try 'gem update --system' to update RubyGems itself."
end
end
end
end