Contents

module Bibliothecary
  module Parsers
    class Cargo
      include Bibliothecary::Analyser

      def self.mapping
        {
          match_filename("Cargo.toml") => {
            kind: 'manifest',
            parser: :parse_manifest
          },
          match_filename("Cargo.lock") => {
            kind: 'lockfile',
            parser: :parse_lockfile
          }
        }
      end

      add_multi_parser(Bibliothecary::MultiParsers::CycloneDX)
      add_multi_parser(Bibliothecary::MultiParsers::Spdx)
      add_multi_parser(Bibliothecary::MultiParsers::DependenciesCSV)

      def self.parse_manifest(file_contents, options: {})
        manifest = Tomlrb.parse(file_contents)

        parsed_dependencies = []

        manifest.fetch_values('dependencies', 'dev-dependencies').each_with_index do |deps, index|
          parsed_dependencies << deps.map do |name, requirement|
            if requirement.respond_to?(:fetch)
              requirement = requirement['version'] or next
            end
            {
              name: name,
              requirement: requirement,
              type: index.zero? ? 'runtime' : 'development'
            }
          end
        end

        parsed_dependencies.flatten.compact
      end

      def self.parse_lockfile(file_contents, options: {})
        manifest = Tomlrb.parse(file_contents)
        manifest.fetch('package',[]).map do |dependency|
          next if not dependency['source'] or not dependency['source'].start_with?('registry+')
          {
            name: dependency['name'],
            requirement: dependency['version'],
            type: 'runtime'
          }
        end
          .compact
      end
    end
  end
end

Version data entries

6 entries across 6 versions & 1 rubygems

Version	Path
bibliothecary-8.7.4	lib/bibliothecary/parsers/cargo.rb
bibliothecary-8.7.3	lib/bibliothecary/parsers/cargo.rb
bibliothecary-8.7.2	lib/bibliothecary/parsers/cargo.rb
bibliothecary-8.7.1	lib/bibliothecary/parsers/cargo.rb
bibliothecary-8.7.0	lib/bibliothecary/parsers/cargo.rb
bibliothecary-8.6.5	lib/bibliothecary/parsers/cargo.rb