ruby/lib/bundler/lazy_specification.rb

136 строки
4.0 KiB
Ruby

# frozen_string_literal: true
require_relative "match_platform"
module Bundler
class LazySpecification
Identifier = Struct.new(:name, :version, :source, :platform, :dependencies)
class Identifier
include Comparable
def <=>(other)
return unless other.is_a?(Identifier)
[name, version, platform_string] <=> [other.name, other.version, other.platform_string]
end
protected
def platform_string
platform_string = platform.to_s
platform_string == Index::RUBY ? Index::NULL : platform_string
end
end
include MatchPlatform
attr_reader :name, :version, :dependencies, :platform
attr_accessor :source, :remote
def initialize(name, version, platform, source = nil)
@name = name
@version = version
@dependencies = []
@platform = platform || Gem::Platform::RUBY
@source = source
@specification = nil
end
def full_name
if platform == Gem::Platform::RUBY || platform.nil?
"#{@name}-#{@version}"
else
"#{@name}-#{@version}-#{platform}"
end
end
def ==(other)
identifier == other.identifier
end
def eql?(other)
identifier.eql?(other.identifier)
end
def hash
identifier.hash
end
def satisfies?(dependency)
@name == dependency.name && dependency.requirement.satisfied_by?(Gem::Version.new(@version))
end
def to_lock
out = String.new
if platform == Gem::Platform::RUBY || platform.nil?
out << " #{name} (#{version})\n"
else
out << " #{name} (#{version}-#{platform})\n"
end
dependencies.sort_by(&:to_s).uniq.each do |dep|
next if dep.type == :development
out << " #{dep.to_lock}\n"
end
out
end
def __materialize__
@specification = if source.is_a?(Source::Gemspec) && source.gemspec.name == name
source.gemspec.tap {|s| s.source = source }
else
search_object = Bundler.feature_flag.specific_platform? || Bundler.settings[:force_ruby_platform] ? self : Dependency.new(name, version)
platform_object = Gem::Platform.new(platform)
candidates = source.specs.search(search_object)
same_platform_candidates = candidates.select do |spec|
MatchPlatform.platforms_match?(spec.platform, platform_object)
end
search = same_platform_candidates.last || candidates.last
if search && Gem::Platform.new(search.platform) != platform_object && !search.runtime_dependencies.-(dependencies.reject {|d| d.type == :development }).empty?
Bundler.ui.warn "Unable to use the platform-specific (#{search.platform}) version of #{name} (#{version}) " \
"because it has different dependencies from the #{platform} version. " \
"To use the platform-specific version of the gem, run `bundle config set specific_platform true` and install again."
search = source.specs.search(self).last
end
search.dependencies = dependencies if search && (search.is_a?(RemoteSpecification) || search.is_a?(EndpointSpecification))
search
end
end
def respond_to?(*args)
super || @specification ? @specification.respond_to?(*args) : nil
end
def to_s
@__to_s ||= if platform == Gem::Platform::RUBY || platform.nil?
"#{name} (#{version})"
else
"#{name} (#{version}-#{platform})"
end
end
def identifier
@__identifier ||= Identifier.new(name, version, source, platform, dependencies)
end
def git_version
return unless source.is_a?(Bundler::Source::Git)
" #{source.revision[0..6]}"
end
private
def to_ary
nil
end
def method_missing(method, *args, &blk)
raise "LazySpecification has not been materialized yet (calling :#{method} #{args.inspect})" unless @specification
return super unless respond_to?(method)
@specification.send(method, *args, &blk)
end
end
end