From 0dc342de848a642ecce8db697b8fecd83a63e117 Mon Sep 17 00:00:00 2001
From: yugui <yugui@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Mon, 25 Aug 2008 15:02:05 +0000
Subject: added tag v1_9_0_4

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/tags/v1_9_0_4@18845 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 trunk/lib/yaml/store.rb | 43 +++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 43 insertions(+)
 create mode 100644 trunk/lib/yaml/store.rb

(limited to 'trunk/lib/yaml/store.rb')

diff --git a/trunk/lib/yaml/store.rb b/trunk/lib/yaml/store.rb
new file mode 100644
index 0000000000..e3a8e9fcdd
--- /dev/null
+++ b/trunk/lib/yaml/store.rb
@@ -0,0 +1,43 @@
+#
+# YAML::Store
+#
+require 'yaml'
+require 'pstore'
+
+class YAML::Store < PStore
+  def initialize( *o )
+    @opt = YAML::DEFAULTS.dup
+    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
-- 
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