diff options
Diffstat (limited to 'lib/rubygems/commands/dependency_command.rb')
| -rw-r--r-- | lib/rubygems/commands/dependency_command.rb | 158 |
1 files changed, 53 insertions, 105 deletions
diff --git a/lib/rubygems/commands/dependency_command.rb b/lib/rubygems/commands/dependency_command.rb index c5d6dd7d70..4690b13a94 100644 --- a/lib/rubygems/commands/dependency_command.rb +++ b/lib/rubygems/commands/dependency_command.rb @@ -38,121 +38,89 @@ class Gem::Commands::DependencyCommand < Gem::Command "--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} GEMNAME" 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 execute + if options[:reverse_dependencies] and remote? and not local? then + alert_error 'Only reverse dependencies for local gems are supported.' + terminate_interaction 1 + end - def gem_dependency args, version, prerelease # :nodoc: - args << '' if args.empty? + options[:args] << '' if options[:args].empty? - pattern = if args.length == 1 and args.first =~ /\A\/(.*)\/(i)?\z/m then + pattern = if options[:args].length == 1 and + options[:args].first =~ /\A\/(.*)\/(i)?\z/m then flags = $2 ? Regexp::IGNORECASE : nil Regexp.new $1, flags else - /\A#{Regexp.union(*args)}/ + /\A#{Regexp.union(*options[:args])}/ end + # TODO: deprecate for real damnit dependency = Gem::Deprecate.skip_during { - Gem::Dependency.new pattern, version + Gem::Dependency.new pattern, options[:version] } + dependency.prerelease = options[:prerelease] - dependency.prerelease = prerelease + specs = [] - dependency - end + specs.concat dependency.matching_specs if local? - 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 + if remote? and not options[:reverse_dependencies] then + fetcher = Gem::SpecFetcher.fetcher - def display_readable specs, reverse # :nodoc: - response = '' + ss, _ = fetcher.spec_for_dependency dependency - 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" + ss.each { |s,o| specs << s } end - say response - end + if specs.empty? then + patterns = options[:args].join ',' + say "No gems found matching #{patterns} (#{options[:version]})" if + Gem.configuration.verbose - def execute - ensure_local_only_reverse_dependencies + terminate_interaction 1 + end - dependency = - gem_dependency options[:args], options[:version], options[:prerelease] + specs = specs.uniq.sort - specs = fetch_specs dependency + reverse = Hash.new { |h, k| h[k] = [] } - reverse = reverse_dependencies specs + if options[:reverse_dependencies] then + specs.each do |spec| + reverse[spec.full_name] = find_reverse_dependencies spec + end + end if options[:pipe_format] then - display_pipe specs + specs.each do |spec| + unless spec.dependencies.empty? + spec.dependencies.sort_by { |dep| dep.name }.each do |dep| + say "#{dep.name} --version '#{dep.requirement}'" + end + end + end else - display_readable specs, reverse - end - end + 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 - 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 + say response 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: + def print_dependencies(spec, level = 0) response = '' response << ' ' * level + "Gem #{spec.full_name}\n" unless spec.dependencies.empty? then @@ -163,30 +131,10 @@ use with other commands. 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: + def find_reverse_dependencies(spec) result = [] Gem::Specification.each do |sp| |