Added :none SCM module for deploying a specific directory's contents

git-svn-id: http://svn.rubyonrails.org/rails/tools/capistrano@8995 5ecf4fe2-1ee6-0310-87b1-e25e094e27de

CHANGELOG

@@ -1,5 +1,7 @@
 *SVN*
 
+* Added :none SCM module for deploying a specific directory's contents [Jamis Buck]
+
 * Improved "copy" strategy supports local caching and pattern exclusion (via :copy_cache and :copy_exclude variables) [Jamis Buck]
 
 

lib/capistrano/recipes/deploy/scm/none.rb

@@ -0,0 +1,44 @@
+require 'capistrano/recipes/deploy/scm/base'
+
+module Capistrano
+  module Deploy
+    module SCM
+
+      # A trivial SCM wrapper for representing the current working directory
+      # as a repository. Obviously, not all operations are available for this
+      # SCM, but it works sufficiently for use with the "copy" deployment
+      # strategy.
+      #
+      # Use of this module is _not_ recommended; in general, it is good
+      # practice to use some kind of source code management even for anything
+      # you are wanting to deploy. However, this module is provided in
+      # acknowledgement of the cases where trivial deployment of your current
+      # working directory is desired.
+      #
+      #   set :repository, "."
+      #   set :scm, :none
+      #   set :deploy_via, :copy
+      class None < Base
+        # No versioning, thus, no head. Returns the empty string.
+        def head
+          ""
+        end
+
+        # Simply does a copy from the :repository directory to the
+        # :destination directory.
+        def checkout(revision, destination)
+          "cp -R #{repository} #{destination}"
+        end
+
+        alias_method :export, :checkout
+
+        # No versioning, so this just returns the argument, with no
+        # modification.
+        def query_revision(revision)
+          revision
+        end
+      end
+
+    end
+  end
+end