* ext/syck/lib/syck/dbm.rb: moved to lib/yaml/dbm.rb since it is not

  YAML engine specific
* ext/syck/lib/syck/store.rb: moved to lib/yaml/store.rb since it is not
  YAML engine specific.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@27294 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 43 insertions, 0 deletions

diff --git a/lib/yaml/store.rb b/lib/yaml/store.rb
new file mode 100644
index 0000000000..a7f8a5657d
--- /dev/null
+++ b/lib/yaml/store.rb
@@ -0,0 +1,43 @@
+#
+# YAML::Store
+#
+require 'yaml'
+require 'pstore'
+
+class YAML::Store < PStore
+  def initialize( *o )
+    @opt = {}
+    if String === o.first
+      super(o.shift)
+    end
+    if o.last.is_a? Hash
+      @opt.update(o.pop)
+    end
+  end
+
+  def dump(table)
+    @table.to_yaml(@opt)
+  end
+
+  def load(content)
+    table = YAML.load(content)
+    if table == false
+      {}
+    else
+      table
+    end
+  end
+
+  def marshal_dump_supports_canonical_option?
+    false
+  end
+
+  EMPTY_MARSHAL_DATA = {}.to_yaml
+  EMPTY_MARSHAL_CHECKSUM = Digest::MD5.digest(EMPTY_MARSHAL_DATA)
+  def empty_marshal_data
+    EMPTY_MARSHAL_DATA
+  end
+  def empty_marshal_checksum
+    EMPTY_MARSHAL_CHECKSUM
+  end
+end