diff options
Diffstat (limited to 'ruby_2_2/lib/rubygems/commands/dependency_command.rb')
| -rw-r--r-- | ruby_2_2/lib/rubygems/commands/dependency_command.rb | 207 |
1 files changed, 0 insertions, 207 deletions
diff --git a/ruby_2_2/lib/rubygems/commands/dependency_command.rb b/ruby_2_2/lib/rubygems/commands/dependency_command.rb deleted file mode 100644 index 4a54a3e385..0000000000 --- a/ruby_2_2/lib/rubygems/commands/dependency_command.rb +++ /dev/null @@ -1,207 +0,0 @@ -require 'rubygems/command' -require 'rubygems/local_remote_options' -require 'rubygems/version_option' - -class Gem::Commands::DependencyCommand < Gem::Command - - include Gem::LocalRemoteOptions - include Gem::VersionOption - - def initialize - super 'dependency', - 'Show the dependencies of an installed gem', - :version => Gem::Requirement.default, :domain => :local - - add_version_option - add_platform_option - add_prerelease_option - - add_option('-R', '--[no-]reverse-dependencies', - 'Include reverse dependencies in the output') do - |value, options| - options[:reverse_dependencies] = value - end - - add_option('-p', '--pipe', - "Pipe Format (name --version ver)") do |value, options| - options[:pipe_format] = value - end - - add_local_remote_options - end - - def arguments # :nodoc: - "REGEXP show dependencies for gems whose names start with REGEXP" - end - - def defaults_str # :nodoc: - "--local --version '#{Gem::Requirement.default}' --no-reverse-dependencies" - end - - def description # :nodoc: - <<-EOF -The dependency commands lists which other gems a given gem depends on. For -local gems only the reverse dependencies can be shown (which gems depend on -the named gem). - -The dependency list can be displayed in a format suitable for piping for -use with other commands. - EOF - end - - def usage # :nodoc: - "#{program_name} REGEXP" - end - - def fetch_remote_specs dependency # :nodoc: - fetcher = Gem::SpecFetcher.fetcher - - ss, = fetcher.spec_for_dependency dependency - - ss.map { |spec, _| spec } - end - - def fetch_specs dependency # :nodoc: - specs = [] - - specs.concat dependency.matching_specs if local? - specs.concat fetch_remote_specs dependency if remote? - - ensure_specs specs - - specs.uniq.sort - end - - def gem_dependency args, version, prerelease # :nodoc: - args << '' if args.empty? - - pattern = if args.length == 1 and args.first =~ /\A\/(.*)\/(i)?\z/m then - flags = $2 ? Regexp::IGNORECASE : nil - Regexp.new $1, flags - else - /\A#{Regexp.union(*args)}/ - end - - dependency = Gem::Deprecate.skip_during { - Gem::Dependency.new pattern, version - } - - dependency.prerelease = prerelease - - dependency - end - - def display_pipe specs # :nodoc: - specs.each do |spec| - unless spec.dependencies.empty? then - spec.dependencies.sort_by { |dep| dep.name }.each do |dep| - say "#{dep.name} --version '#{dep.requirement}'" - end - end - end - end - - def display_readable specs, reverse # :nodoc: - response = '' - - specs.each do |spec| - response << print_dependencies(spec) - unless reverse[spec.full_name].empty? then - response << " Used by\n" - reverse[spec.full_name].each do |sp, dep| - response << " #{sp} (#{dep})\n" - end - end - response << "\n" - end - - say response - end - - def execute - ensure_local_only_reverse_dependencies - - dependency = - gem_dependency options[:args], options[:version], options[:prerelease] - - specs = fetch_specs dependency - - reverse = reverse_dependencies specs - - if options[:pipe_format] then - display_pipe specs - else - display_readable specs, reverse - end - end - - def ensure_local_only_reverse_dependencies # :nodoc: - if options[:reverse_dependencies] and remote? and not local? then - alert_error 'Only reverse dependencies for local gems are supported.' - terminate_interaction 1 - end - end - - def ensure_specs specs # :nodoc: - return unless specs.empty? - - patterns = options[:args].join ',' - say "No gems found matching #{patterns} (#{options[:version]})" if - Gem.configuration.verbose - - terminate_interaction 1 - end - - def print_dependencies(spec, level = 0) # :nodoc: - response = '' - response << ' ' * level + "Gem #{spec.full_name}\n" - unless spec.dependencies.empty? then - spec.dependencies.sort_by { |dep| dep.name }.each do |dep| - response << ' ' * level + " #{dep}\n" - end - end - response - end - - def remote_specs dependency # :nodoc: - fetcher = Gem::SpecFetcher.fetcher - - ss, _ = fetcher.spec_for_dependency dependency - - ss.map { |s,o| s } - end - - def reverse_dependencies specs # :nodoc: - reverse = Hash.new { |h, k| h[k] = [] } - - return reverse unless options[:reverse_dependencies] - - specs.each do |spec| - reverse[spec.full_name] = find_reverse_dependencies spec - end - - reverse - end - - ## - # Returns an Array of [specification, dep] that are satisfied by +spec+. - - def find_reverse_dependencies spec # :nodoc: - result = [] - - Gem::Specification.each do |sp| - sp.dependencies.each do |dep| - dep = Gem::Dependency.new(*dep) unless Gem::Dependency === dep - - if spec.name == dep.name and - dep.requirement.satisfied_by?(spec.version) then - result << [sp.full_name, dep] - end - end - end - - result - end - -end - |