add tag v2_2_9

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/tags/v2_2_9@61257 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 22 insertions, 0 deletions

diff --git a/ruby_2_2/ext/json/lib/json/add/complex.rb b/ruby_2_2/ext/json/lib/json/add/complex.rb
new file mode 100644
index 0000000000..d7ebebf5f7
--- /dev/null
+++ b/ruby_2_2/ext/json/lib/json/add/complex.rb
@@ -0,0 +1,22 @@
+unless defined?(::JSON::JSON_LOADED) and ::JSON::JSON_LOADED
+  require 'json'
+end
+defined?(::Complex) or require 'complex'
+
+class Complex
+  def self.json_create(object)
+    Complex(object['r'], object['i'])
+  end
+
+  def as_json(*)
+    {
+      JSON.create_id => self.class.name,
+      'r'            => real,
+      'i'            => imag,
+    }
+  end
+
+  def to_json(*)
+    as_json.to_json
+  end
+end