зеркало из https://github.com/github/ruby.git
113 строки
3.4 KiB
Ruby
113 строки
3.4 KiB
Ruby
# frozen_string_literal: true
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module Bundler
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# Represents a lazily loaded gem specification, where the full specification
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# is on the source server in rubygems' "quick" index. The proxy object is to
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# be seeded with what we're given from the source's abbreviated index - the
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# full specification will only be fetched when necessary.
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class RemoteSpecification
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include MatchPlatform
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include Comparable
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attr_reader :name, :version, :platform
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attr_writer :dependencies
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attr_accessor :source, :remote
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def initialize(name, version, platform, spec_fetcher)
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@name = name
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@version = Gem::Version.create version
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@platform = platform
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@spec_fetcher = spec_fetcher
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@dependencies = nil
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end
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# Needed before installs, since the arch matters then and quick
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# specs don't bother to include the arch in the platform string
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def fetch_platform
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@platform = _remote_specification.platform
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end
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def full_name
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if platform == Gem::Platform::RUBY || platform.nil?
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"#{@name}-#{@version}"
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else
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"#{@name}-#{@version}-#{platform}"
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end
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end
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# Compare this specification against another object. Using sort_obj
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# is compatible with Gem::Specification and other Bundler or RubyGems
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# objects. Otherwise, use the default Object comparison.
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def <=>(other)
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if other.respond_to?(:sort_obj)
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sort_obj <=> other.sort_obj
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else
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super
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end
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end
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# Because Rubyforge cannot be trusted to provide valid specifications
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# once the remote gem is downloaded, the backend specification will
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# be swapped out.
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def __swap__(spec)
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SharedHelpers.ensure_same_dependencies(self, dependencies, spec.dependencies)
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@_remote_specification = spec
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end
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# Create a delegate used for sorting. This strategy is copied from
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# RubyGems 2.23 and ensures that Bundler's specifications can be
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# compared and sorted with RubyGems' own specifications.
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#
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# @see #<=>
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# @see Gem::Specification#sort_obj
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#
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# @return [Array] an object you can use to compare and sort this
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# specification against other specifications
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def sort_obj
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[@name, @version, @platform == Gem::Platform::RUBY ? -1 : 1]
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end
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def to_s
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"#<#{self.class} name=#{name} version=#{version} platform=#{platform}>"
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end
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def dependencies
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@dependencies ||= begin
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deps = method_missing(:dependencies)
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# allow us to handle when the specs dependencies are an array of array of string
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# see https://github.com/bundler/bundler/issues/5797
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deps = deps.map {|d| d.is_a?(Gem::Dependency) ? d : Gem::Dependency.new(*d) }
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deps
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end
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end
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def git_version
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return unless loaded_from && source.is_a?(Bundler::Source::Git)
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" #{source.revision[0..6]}"
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end
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private
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def to_ary
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nil
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end
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def _remote_specification
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@_remote_specification ||= @spec_fetcher.fetch_spec([@name, @version, @platform])
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@_remote_specification || raise(GemspecError, "Gemspec data for #{full_name} was" \
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" missing from the server! Try installing with `--full-index` as a workaround.")
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end
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def method_missing(method, *args, &blk)
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_remote_specification.send(method, *args, &blk)
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end
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def respond_to?(method, include_all = false)
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super || _remote_specification.respond_to?(method, include_all)
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end
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public :respond_to?
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end
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end
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