diff options
author | yugui <yugui@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2008-08-25 15:02:05 +0000 |
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committer | yugui <yugui@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2008-08-25 15:02:05 +0000 |
commit | 0dc342de848a642ecce8db697b8fecd83a63e117 (patch) | |
tree | 2b7ed4724aff1f86073e4740134bda9c4aac1a39 /trunk/lib/rubygems/commands/specification_command.rb | |
parent | ef70cf7138ab8034b5b806f466e4b484b24f0f88 (diff) |
added tag v1_9_0_4
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/tags/v1_9_0_4@18845 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'trunk/lib/rubygems/commands/specification_command.rb')
-rw-r--r-- | trunk/lib/rubygems/commands/specification_command.rb | 77 |
1 files changed, 77 insertions, 0 deletions
diff --git a/trunk/lib/rubygems/commands/specification_command.rb b/trunk/lib/rubygems/commands/specification_command.rb new file mode 100644 index 0000000000..689f2560c9 --- /dev/null +++ b/trunk/lib/rubygems/commands/specification_command.rb @@ -0,0 +1,77 @@ +require 'yaml' +require 'rubygems/command' +require 'rubygems/local_remote_options' +require 'rubygems/version_option' +require 'rubygems/source_info_cache' +require 'rubygems/format' + +class Gem::Commands::SpecificationCommand < Gem::Command + + include Gem::LocalRemoteOptions + include Gem::VersionOption + + def initialize + super 'specification', 'Display gem specification (in yaml)', + :domain => :local, :version => Gem::Requirement.default + + add_version_option('examine') + add_platform_option + + add_option('--all', 'Output specifications for all versions of', + 'the gem') do |value, options| + options[:all] = true + end + + add_local_remote_options + end + + def arguments # :nodoc: + "GEMFILE name of gem to show the gemspec for" + end + + def defaults_str # :nodoc: + "--local --version '#{Gem::Requirement.default}'" + end + + def usage # :nodoc: + "#{program_name} [GEMFILE]" + end + + def execute + specs = [] + gem = get_one_gem_name + + if local? then + if File.exist? gem then + specs << Gem::Format.from_file_by_path(gem).spec rescue nil + end + + if specs.empty? then + specs.push(*Gem.source_index.search(/\A#{gem}\z/, options[:version])) + end + end + + if remote? then + dep = Gem::Dependency.new gem, options[:version] + found = Gem::SpecFetcher.fetcher.fetch dep + + specs.push(*found.map { |spec,| spec }) + end + + if specs.empty? then + alert_error "Unknown gem '#{gem}'" + terminate_interaction 1 + end + + output = lambda { |s| say s.to_yaml; say "\n" } + + if options[:all] then + specs.each(&output) + else + spec = specs.sort_by { |s| s.version }.last + output[spec] + end + end + +end + |