github.com/replit/upm@v0.0.0-20240423230255-9ce4fc3ea24c/resources/ruby/list-lockfile.rb (about) 1 # This is a Ruby script which dumps relevant information from the 2 # Gemfile.lock to stdout in JSON format. The JSON is a map from 3 # package names to versions, both strings. 4 5 require 'bundler' 6 require 'json' 7 8 # https://stackoverflow.com/a/40098825/3538165 9 lockfile = Bundler::LockfileParser.new(Bundler.read_file(Bundler.default_lockfile)) 10 11 result = {} 12 lockfile.specs.each do |spec| 13 result[spec.name] = spec.version 14 end 15 16 puts result.to_json