diff options
Diffstat (limited to 'trunk/lib/rubygems/commands/contents_command.rb')
-rw-r--r-- | trunk/lib/rubygems/commands/contents_command.rb | 74 |
1 files changed, 74 insertions, 0 deletions
diff --git a/trunk/lib/rubygems/commands/contents_command.rb b/trunk/lib/rubygems/commands/contents_command.rb new file mode 100644 index 0000000000..5060403fd8 --- /dev/null +++ b/trunk/lib/rubygems/commands/contents_command.rb @@ -0,0 +1,74 @@ +require 'rubygems/command' +require 'rubygems/version_option' + +class Gem::Commands::ContentsCommand < Gem::Command + + include Gem::VersionOption + + def initialize + super 'contents', 'Display the contents of the installed gems', + :specdirs => [], :lib_only => false + + add_version_option + + add_option('-s', '--spec-dir a,b,c', Array, + "Search for gems under specific paths") do |spec_dirs, options| + options[:specdirs] = spec_dirs + end + + add_option('-l', '--[no-]lib-only', + "Only return files in the Gem's lib_dirs") do |lib_only, options| + options[:lib_only] = lib_only + end + end + + def arguments # :nodoc: + "GEMNAME name of gem to list contents for" + end + + def defaults_str # :nodoc: + "--no-lib-only" + end + + def usage # :nodoc: + "#{program_name} GEMNAME" + end + + def execute + version = options[:version] || Gem::Requirement.default + gem = get_one_gem_name + + s = options[:specdirs].map do |i| + [i, File.join(i, "specifications")] + end.flatten + + path_kind = if s.empty? then + s = Gem::SourceIndex.installed_spec_directories + "default gem paths" + else + "specified path" + end + + si = Gem::SourceIndex.from_gems_in(*s) + + gem_spec = si.search(/\A#{gem}\z/, version).last + + unless gem_spec then + say "Unable to find gem '#{gem}' in #{path_kind}" + + if Gem.configuration.verbose then + say "\nDirectories searched:" + s.each { |dir| say dir } + end + + terminate_interaction + end + + files = options[:lib_only] ? gem_spec.lib_files : gem_spec.files + files.each do |f| + say File.join(gem_spec.full_gem_path, f) + end + end + +end + |