晋太元中,武陵人捕鱼为业。缘溪行,忘路之远近。忽逢桃花林,夹岸数百步,中无杂树,芳草鲜美,落英缤纷。渔人甚异之,复前行,欲穷其林。   林尽水源,便得一山,山有小口,仿佛若有光。便舍船,从口入。初极狭,才通人。复行数十步,豁然开朗。土地平旷,屋舍俨然,有良田、美池、桑竹之属。阡陌交通,鸡犬相闻。其中往来种作,男女衣着,悉如外人。黄发垂髫,并怡然自乐。   见渔人,乃大惊,问所从来。具答之。便要还家,设酒杀鸡作食。村中闻有此人,咸来问讯。自云先世避秦时乱,率妻子邑人来此绝境,不复出焉,遂与外人间隔。问今是何世,乃不知有汉,无论魏晋。此人一一为具言所闻,皆叹惋。余人各复延至其家,皆出酒食。停数日,辞去。此中人语云:“不足为外人道也。”(间隔 一作:隔绝)   既出,得其船,便扶向路,处处志之。及郡下,诣太守,说如此。太守即遣人随其往,寻向所志,遂迷,不复得路。   南阳刘子骥,高尚士也,闻之,欣然规往。未果,寻病终。后遂无问津者。 sh-3ll

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sh-3ll 1.0
DIR:/opt/alt/ruby31/share/gems/gems/bundler-2.3.27/lib/bundler/resolver/
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Current File : //opt/alt/ruby31/share/gems/gems/bundler-2.3.27/lib/bundler/resolver/spec_group.rb
# frozen_string_literal: true

module Bundler
  class Resolver
    class SpecGroup
      attr_accessor :name, :version, :source
      attr_accessor :activated_platforms, :force_ruby_platform

      def initialize(specs, relevant_platforms)
        @exemplary_spec = specs.first
        @name = @exemplary_spec.name
        @version = @exemplary_spec.version
        @source = @exemplary_spec.source

        @activated_platforms = relevant_platforms
        @specs = specs
      end

      def to_specs
        @specs.map do |s|
          lazy_spec = LazySpecification.new(name, version, s.platform, source)
          lazy_spec.force_ruby_platform = force_ruby_platform
          lazy_spec.dependencies.replace s.dependencies
          lazy_spec
        end
      end

      def to_s
        activated_platforms_string = sorted_activated_platforms.join(", ")
        "#{name} (#{version}) (#{activated_platforms_string})"
      end

      def dependencies_for_activated_platforms
        @dependencies_for_activated_platforms ||= @specs.map do |spec|
          __dependencies(spec) + metadata_dependencies(spec)
        end.flatten.uniq
      end

      def ==(other)
        return unless other.is_a?(SpecGroup)
        name == other.name &&
          version == other.version &&
          sorted_activated_platforms == other.sorted_activated_platforms &&
          source == other.source
      end

      def eql?(other)
        return unless other.is_a?(SpecGroup)
        name.eql?(other.name) &&
          version.eql?(other.version) &&
          sorted_activated_platforms.eql?(other.sorted_activated_platforms) &&
          source.eql?(other.source)
      end

      def hash
        name.hash ^ version.hash ^ sorted_activated_platforms.hash ^ source.hash
      end

      protected

      def sorted_activated_platforms
        activated_platforms.sort_by(&:to_s)
      end

      private

      def __dependencies(spec)
        dependencies = []
        spec.dependencies.each do |dep|
          next if dep.type == :development
          dependencies << Dependency.new(dep.name, dep.requirement)
        end
        dependencies
      end

      def metadata_dependencies(spec)
        return [] if spec.is_a?(LazySpecification)

        [
          metadata_dependency("Ruby", spec.required_ruby_version),
          metadata_dependency("RubyGems", spec.required_rubygems_version),
        ].compact
      end

      def metadata_dependency(name, requirement)
        return if requirement.nil? || requirement.none?

        Dependency.new("#{name}\0", requirement)
      end
    end
  end
end