Class: Bundler::CLI::Gem

Inherits:
Object
  • Object
show all
Defined in:
lib/bundler/cli/gem.rb

Constant Summary collapse

TEST_FRAMEWORK_VERSIONS = 
{
  "rspec" => "3.0",
  "minitest" => "5.0",
  "test-unit" => "3.0",
}.freeze

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(options, gem_name, thor) ⇒ Gem

Returns a new instance of Gem.



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# File 'lib/bundler/cli/gem.rb', line 20

def initialize(options, gem_name, thor)
  @options = options
  @gem_name = resolve_name(gem_name)

  @thor = thor
  thor.behavior = :invoke
  thor.destination_root = nil

  @name = @gem_name
  @target = SharedHelpers.pwd.join(gem_name)

  validate_ext_name if options[:ext]
end

Instance Attribute Details

#gem_name ⇒ Object (readonly)

Returns the value of attribute gem_name.



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# File 'lib/bundler/cli/gem.rb', line 18

def gem_name
  @gem_name
end

#name ⇒ Object (readonly)

Returns the value of attribute name.



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# File 'lib/bundler/cli/gem.rb', line 18

def name
  @name
end

#options ⇒ Object (readonly)

Returns the value of attribute options.



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# File 'lib/bundler/cli/gem.rb', line 18

def options
  @options
end

#target ⇒ Object (readonly)

Returns the value of attribute target.



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# File 'lib/bundler/cli/gem.rb', line 18

def target
  @target
end

#thor ⇒ Object (readonly)

Returns the value of attribute thor.



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# File 'lib/bundler/cli/gem.rb', line 18

def thor
  @thor
end

Instance Method Details

#run ⇒ Object 



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# File 'lib/bundler/cli/gem.rb', line 34

def run
  Bundler.ui.confirm "Creating gem '#{name}'..."

  underscored_name = name.tr("-", "_")
  namespaced_path = name.tr("-", "/")
  constant_name = name.gsub(/-[_-]*(?![_-]|$)/) { "::" }.gsub(/([_-]+|(::)|^)(.|$)/) { $2.to_s + $3.upcase }
  constant_array = constant_name.split("::")

  git_installed = Bundler.git_present?

  git_author_name = git_installed ? `git config user.name`.chomp : ""
  github_username = git_installed ? `git config github.user`.chomp : ""
  git_user_email = git_installed ? `git config user.email`.chomp : ""

  config = {
    :name             => name,
    :underscored_name => underscored_name,
    :namespaced_path  => namespaced_path,
    :makefile_path    => "#{underscored_name}/#{underscored_name}",
    :constant_name    => constant_name,
    :constant_array   => constant_array,
    :author           => git_author_name.empty? ? "TODO: Write your name" : git_author_name,
    :email            => git_user_email.empty? ? "TODO: Write your email address" : git_user_email,
    :test             => options[:test],
    :ext              => options[:ext],
    :exe              => options[:exe],
    :bundler_version  => bundler_dependency_version,
    :github_username  => github_username.empty? ? "[USERNAME]" : github_username,
  }
  ensure_safe_gem_name(name, constant_array)

  templates = {
    "#{Bundler.preferred_gemfile_name}.tt" => Bundler.preferred_gemfile_name,
    "lib/newgem.rb.tt" => "lib/#{namespaced_path}.rb",
    "lib/newgem/version.rb.tt" => "lib/#{namespaced_path}/version.rb",
    "newgem.gemspec.tt" => "#{name}.gemspec",
    "Rakefile.tt" => "Rakefile",
    "README.md.tt" => "README.md",
    "bin/console.tt" => "bin/console",
    "bin/setup.tt" => "bin/setup",
  }

  executables = %w[
    bin/console
    bin/setup
  ]

  templates.merge!("gitignore.tt" => ".gitignore") if Bundler.git_present?

  if test_framework = ask_and_set_test_framework
    config[:test] = test_framework
    config[:test_framework_version] = TEST_FRAMEWORK_VERSIONS[test_framework]

    case test_framework
    when "rspec"
      templates.merge!(
        "rspec.tt" => ".rspec",
        "spec/spec_helper.rb.tt" => "spec/spec_helper.rb",
        "spec/newgem_spec.rb.tt" => "spec/#{namespaced_path}_spec.rb"
      )
      config[:test_task] = :spec
    when "minitest"
      templates.merge!(
        "test/minitest/test_helper.rb.tt" => "test/test_helper.rb",
        "test/minitest/newgem_test.rb.tt" => "test/#{namespaced_path}_test.rb"
      )
      config[:test_task] = :test
    when "test-unit"
      templates.merge!(
        "test/test-unit/test_helper.rb.tt" => "test/test_helper.rb",
        "test/test-unit/newgem_test.rb.tt" => "test/#{namespaced_path}_test.rb"
      )
      config[:test_task] = :test
    end
  end

  config[:ci] = ask_and_set_ci
  case config[:ci]
  when "github"
    templates.merge!("github/workflows/main.yml.tt" => ".github/workflows/main.yml")
  when "travis"
    templates.merge!("travis.yml.tt" => ".travis.yml")
  when "gitlab"
    templates.merge!("gitlab-ci.yml.tt" => ".gitlab-ci.yml")
  when "circle"
    templates.merge!("circleci/config.yml.tt" => ".circleci/config.yml")
  end

  if ask_and_set(:mit, "Do you want to license your code permissively under the MIT license?",
    "This means that any other developer or company will be legally allowed to use your code " \
    "for free as long as they admit you created it. You can read more about the MIT license " \
    "at https://choosealicense.com/licenses/mit.")
    config[:mit] = true
    Bundler.ui.info "MIT License enabled in config"
    templates.merge!("LICENSE.txt.tt" => "LICENSE.txt")
  end

  if ask_and_set(:coc, "Do you want to include a code of conduct in gems you generate?",
    "Codes of conduct can increase contributions to your project by contributors who " \
    "prefer collaborative, safe spaces. You can read more about the code of conduct at " \
    "contributor-covenant.org. Having a code of conduct means agreeing to the responsibility " \
    "of enforcing it, so be sure that you are prepared to do that. Be sure that your email " \
    "address is specified as a contact in the generated code of conduct so that people know " \
    "who to contact in case of a violation. For suggestions about " \
    "how to enforce codes of conduct, see https://bit.ly/coc-enforcement.")
    config[:coc] = true
    Bundler.ui.info "Code of conduct enabled in config"
    templates.merge!("CODE_OF_CONDUCT.md.tt" => "CODE_OF_CONDUCT.md")
  end

  if ask_and_set(:rubocop, "Do you want to add rubocop as a dependency for gems you generate?",
    "RuboCop is a static code analyzer that has out-of-the-box rules for many " \
    "of the guidelines in the community style guide. " \
    "For more information, see the RuboCop docs (https://docs.rubocop.org/en/stable/) " \
    "and the Ruby Style Guides (https://github.com/rubocop-hq/ruby-style-guide).")
    config[:rubocop] = true
    Bundler.ui.info "RuboCop enabled in config"
    templates.merge!("rubocop.yml.tt" => ".rubocop.yml")
  end

  templates.merge!("exe/newgem.tt" => "exe/#{name}") if config[:exe]

  if options[:ext]
    templates.merge!(
      "ext/newgem/extconf.rb.tt" => "ext/#{name}/extconf.rb",
      "ext/newgem/newgem.h.tt" => "ext/#{name}/#{underscored_name}.h",
      "ext/newgem/newgem.c.tt" => "ext/#{name}/#{underscored_name}.c"
    )
  end

  templates.each do |src, dst|
    destination = target.join(dst)
    SharedHelpers.filesystem_access(destination) do
      thor.template("newgem/#{src}", destination, config)
    end
  end

  executables.each do |file|
    SharedHelpers.filesystem_access(target.join(file)) do |path|
      executable = (path.stat.mode | 0o111)
      path.chmod(executable)
    end
  end

  if Bundler.git_present? && options[:git]
    Bundler.ui.info "Initializing git repo in #{target}"
    Dir.chdir(target) do
      `git init`
      `git add .`
    end
  end

  # Open gemspec in editor
  open_editor(options["edit"], target.join("#{name}.gemspec")) if options[:edit]

  Bundler.ui.info "Gem '#{name}' was successfully created. " \
    "For more information on making a RubyGem visit https://bundler.io/guides/creating_gem.html"
rescue Errno::EEXIST => e
  raise GenericSystemCallError.new(e, "There was a conflict while creating the new gem.")
end