Add missing files of r34971,

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@34973 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 25 insertions, 0 deletions

diff --git a/ext/json/lib/json/add/symbol.rb b/ext/json/lib/json/add/symbol.rb
new file mode 100644
index 0000000000..03dc9a56a5
--- /dev/null
+++ b/ext/json/lib/json/add/symbol.rb
@@ -0,0 +1,25 @@
+unless defined?(::JSON::JSON_LOADED) and ::JSON::JSON_LOADED
+  require 'json'
+end
+
+# Symbol serialization/deserialization
+class Symbol
+  # Returns a hash, that will be turned into a JSON object and represent this
+  # object.
+  def as_json(*)
+    {
+      JSON.create_id => self.class.name,
+      's'            => to_s,
+    }
+  end
+
+  # Stores class name (Symbol) with String representation of Symbol as a JSON string.
+  def to_json(*a)
+    as_json.to_json(*a)
+  end
+
+  # Deserializes JSON string by converting the <tt>string</tt> value stored in the object to a Symbol
+  def self.json_create(o)
+    o['s'].to_sym
+  end
+end