Bundler::Installer

    # File lib/bundler/installer.rb, line 6
 6:     def self.install(root, definition, options = {})
 7:       installer = new(root, definition)
 8:       installer.run(options)
 9:       installer
10:     end

    # File lib/bundler/installer.rb, line 12
12:     def run(options)
13:       # Create the BUNDLE_PATH directory
14:       begin
15:         Bundler.bundle_path.mkpath unless Bundler.bundle_path.exist?
16:       rescue Errno::EEXIST
17:         raise PathError, "Could not install to path `#{Bundler.settings[:path]}` " +
18:           "because of an invalid symlink. Remove the symlink so the directory can be created."
19:       end
20: 
21:       if Bundler.settings[:frozen]
22:         @definition.ensure_equivalent_gemfile_and_lockfile(options[:deployment])
23:       end
24: 
25:       if dependencies.empty?
26:         Bundler.ui.warn "The Gemfile specifies no dependencies"
27:         return
28:       end
29: 
30:       if Bundler.default_lockfile.exist? && !options["update"]
31:         begin
32:           tmpdef = Definition.build(Bundler.default_gemfile, Bundler.default_lockfile, nil)
33:           local = true unless tmpdef.new_platform? || tmpdef.missing_specs.any?
34:         rescue BundlerError
35:         end
36:       end
37: 
38:       # Since we are installing, we can resolve the definition
39:       # using remote specs
40:       unless local
41:         options["local"] ?
42:           @definition.resolve_with_cache! :
43:           @definition.resolve_remotely!
44:       end
45: 
46:       # Must install gems in the order that the resolver provides
47:       # as dependencies might actually affect the installation of
48:       # the gem.
49:       specs.each do |spec|
50:         spec.source.fetch(spec) if spec.source.respond_to?(:fetch)
51: 
52:         # unless requested_specs.include?(spec)
53:         #   Bundler.ui.debug "  * Not in requested group; skipping."
54:         #   next
55:         # end
56: 
57:         Bundler.rubygems.with_build_args [Bundler.settings["build.#{spec.name}"]] do
58:           spec.source.install(spec)
59:           Bundler.ui.debug "from #{spec.loaded_from} "
60:         end
61: 
62:         Bundler.ui.info ""
63:         generate_bundler_executable_stubs(spec) if Bundler.settings[:bin]
64:         FileUtils.rm_rf(Bundler.tmp)
65:       end
66: 
67:       lock
68:     end

    # File lib/bundler/installer.rb, line 72
72:     def generate_bundler_executable_stubs(spec)
73:       bin_path = Bundler.bin_path
74:       template = File.read(File.expand_path('../templates/Executable', __FILE__))
75:       relative_gemfile_path = Bundler.default_gemfile.relative_path_from(bin_path)
76:       ruby_command = Thor::Util.ruby_command
77: 
78:       spec.executables.each do |executable|
79:         next if executable == "bundle"
80:         File.open "#{bin_path}/#{executable}", 'w', 0755 do |f|
81:           f.puts ERB.new(template, nil, '-').result(binding)
82:         end
83:       end
84:     end