class Bundler::Dependency

def current_env?
  return true unless @env
  if @env.is_a?(Hash)
    @env.all? do |key, val|
      ENV[key.to_s] && (val.is_a?(String) ? ENV[key.to_s] == val : ENV[key.to_s] =~ val)
    end
  else
    ENV[@env.to_s]
  end
end

def current_platform?
  return true if @platforms.empty?
  @platforms.any? { |p|
    Bundler.current_ruby.send("#{p}?")
  }
end

def gem_platforms(valid_platforms)
  return valid_platforms if @platforms.empty?
  platforms = []
  @platforms.each do |p|
    platform = PLATFORM_MAP[p]
    next unless valid_platforms.include?(platform)
    platforms |= [platform]
  end
  platforms
end

def initialize(name, version, options = {}, &blk)
  type = options["type"] || :runtime
  super(name, version, type)
  @autorequire = nil
  @groups      = Array(options["group"] || :default).map { |g| g.to_sym }
  @source      = options["source"]
  @platforms   = Array(options["platforms"])
  @env         = options["env"]
  if options.key?('require')
    @autorequire = Array(options['require'] || [])
  end
end

def should_include?
  current_env? && current_platform?
end

def specific?
  super
rescue NoMethodError
  requirement != ">= 0"
end

def to_lock
  out = super
  out << '!' if source
  out << "\n"
end