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: / usr / lib / ruby / 3.3.0 / rubygems / resolver / api_set /

Filename : gem_parser.rb

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# frozen_string_literal: true

class Gem::Resolver::APISet::GemParser
  EMPTY_ARRAY = [].freeze
  private_constant :EMPTY_ARRAY

  def parse(line)
    version_and_platform, rest = line.split(" ", 2)
    version, platform = version_and_platform.split("-", 2)
    dependencies, requirements = rest.split("|", 2).map! {|s| s.split(",") } if rest
    dependencies = dependencies ? dependencies.map! {|d| parse_dependency(d) } : EMPTY_ARRAY
    requirements = requirements ? requirements.map! {|d| parse_dependency(d) } : EMPTY_ARRAY
    [version, platform, dependencies, requirements]
  end

  private

  def parse_dependency(string)
    dependency = string.split(":")
    dependency[-1] = dependency[-1].split("&") if dependency.size > 1
    dependency[0] = -dependency[0]
    dependency
  end
end