| 1 | #!/usr/bin/env ruby |
| 2 | # frozen_string_literal: true |
| 3 | |
| 4 | # |
| 5 | # This file was generated by Bundler. |
| 6 | # |
| 7 | # The application 'bundle' is installed as part of a gem, and |
| 8 | # this file is here to facilitate running it. |
| 9 | # |
| 10 | |
| 11 | require "rubygems" |
| 12 | |
| 13 | m = Module.new do |
| 14 | module_function |
| 15 | |
| 16 | def invoked_as_script? |
| 17 | File.expand_path($0) == File.expand_path(__FILE__) |
| 18 | end |
| 19 | |
| 20 | def env_var_version |
| 21 | ENV["BUNDLER_VERSION"] |
| 22 | end |
| 23 | |
| 24 | def cli_arg_version |
| 25 | return unless invoked_as_script? # don't want to hijack other binstubs |
| 26 | return unless "update".start_with?(ARGV.first || " ") # must be running `bundle update` |
| 27 | bundler_version = nil |
| 28 | update_index = nil |
| 29 | ARGV.each_with_index do |a, i| |
| 30 | if update_index && update_index.succ == i && a.match?(Gem::Version::ANCHORED_VERSION_PATTERN) |
| 31 | bundler_version = a |
| 32 | end |
| 33 | next unless a =~ /\A--bundler(?:[= ](#{Gem::Version::VERSION_PATTERN}))?\z/ |
| 34 | bundler_version = $1 |
| 35 | update_index = i |
| 36 | end |
| 37 | bundler_version |
| 38 | end |
| 39 | |
| 40 | def gemfile |
| 41 | gemfile = ENV["BUNDLE_GEMFILE"] |
| 42 | return gemfile if gemfile && !gemfile.empty? |
| 43 | |
| 44 | File.expand_path("../Gemfile", __dir__) |
| 45 | end |
| 46 | |
| 47 | def lockfile |
| 48 | lockfile = |
| 49 | case File.basename(gemfile) |
| 50 | when "gems.rb" then gemfile.sub(/\.rb$/, ".locked") |
| 51 | else "#{gemfile}.lock" |
| 52 | end |
| 53 | File.expand_path(lockfile) |
| 54 | end |
| 55 | |
| 56 | def lockfile_version |
| 57 | return unless File.file?(lockfile) |
| 58 | lockfile_contents = File.read(lockfile) |
| 59 | return unless lockfile_contents =~ /\n\nBUNDLED WITH\n\s{2,}(#{Gem::Version::VERSION_PATTERN})\n/ |
| 60 | Regexp.last_match(1) |
| 61 | end |
| 62 | |
| 63 | def bundler_requirement |
| 64 | @bundler_requirement ||= |
| 65 | env_var_version || |
| 66 | cli_arg_version || |
| 67 | bundler_requirement_for(lockfile_version) |
| 68 | end |
| 69 | |
| 70 | def bundler_requirement_for(version) |
| 71 | return "#{Gem::Requirement.default}.a" unless version |
| 72 | |
| 73 | bundler_gem_version = Gem::Version.new(version) |
| 74 | |
| 75 | bundler_gem_version.approximate_recommendation |
| 76 | end |
| 77 | |
| 78 | def load_bundler! |
| 79 | ENV["BUNDLE_GEMFILE"] ||= gemfile |
| 80 | |
| 81 | activate_bundler |
| 82 | end |
| 83 | |
| 84 | def activate_bundler |
| 85 | gem_error = activation_error_handling do |
| 86 | gem "bundler", bundler_requirement |
| 87 | end |
| 88 | return if gem_error.nil? |
| 89 | require_error = activation_error_handling do |
| 90 | require "bundler/version" |
| 91 | end |
| 92 | return if require_error.nil? && Gem::Requirement.new(bundler_requirement).satisfied_by?(Gem::Version.new(Bundler::VERSION)) |
| 93 | warn "Activating bundler (#{bundler_requirement}) failed:\n#{gem_error.message}\n\nTo install the version of bundler this project requires, run `gem install bundler -v '#{bundler_requirement}'`" |
| 94 | exit 42 |
| 95 | end |
| 96 | |
| 97 | def activation_error_handling |
| 98 | yield |
| 99 | nil |
| 100 | rescue StandardError, LoadError => e |
| 101 | e |
| 102 | end |
| 103 | end |
| 104 | |
| 105 | m.load_bundler! |
| 106 | |
| 107 | if m.invoked_as_script? |
| 108 | load Gem.bin_path("bundler", "bundle") |
| 109 | end |