Command to list all available pods

lib/cocoapods/command.rb

@@ -3,6 +3,7 @@ module Pod
     autoload :Install, 'cocoapods/command/install'
     autoload :Repo,    'cocoapods/command/repo'
     autoload :Search,  'cocoapods/command/search'
+    autoload :List,    'cocoapods/command/list'
     autoload :Setup,   'cocoapods/command/setup'
     autoload :Spec,    'cocoapods/command/spec'
 
@@ -35,6 +36,7 @@ module Pod
       "\n" \
       "  * $ pod setup --help\n" \
       "  * $ pod search --help\n" \
+      "  * $ pod list --help\n" \
       "  * $ pod install --help\n" \
       "  * $ pod repo --help\n" \
       "  * $ pod spec --help"
@@ -72,6 +74,7 @@ module Pod
       when 'install' then Install
       when 'repo'    then Repo
       when 'search'  then Search
+      when 'list'    then List
       when 'setup'   then Setup
       when 'spec'    then Spec
       end

lib/cocoapods/command/list.rb

+module Pod
+  class Command
+    class List < Command
+      def self.banner
+%{List all pods:
+
+    $ pod list
+
+      Lists all available pods.}
+      end
+
+      def initialize(argv)
+      end
+
+      def run
+        Source.search_by_name('', false).each do |set|
+          puts "==> #{set.name} (#{set.versions.reverse.join(", ")})"
+          puts "    #{set.specification.summary.strip}"
+          puts
+        end
+      end
+    end
+  end
+end