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-rw-r--r--lib/rubygems/commands/contents_command.rb74
1 files changed, 74 insertions, 0 deletions
diff --git a/lib/rubygems/commands/contents_command.rb b/lib/rubygems/commands/contents_command.rb
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+++ b/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
+