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-rw-r--r--ext/json/lib/json/add/rational.rb5
1 files changed, 5 insertions, 0 deletions
diff --git a/ext/json/lib/json/add/rational.rb b/ext/json/lib/json/add/rational.rb
index 867cd92..ee39c20 100644
--- a/ext/json/lib/json/add/rational.rb
+++ b/ext/json/lib/json/add/rational.rb
@@ -4,10 +4,14 @@ end
defined?(::Rational) or require 'rational'
class Rational
+ # Deserializes JSON string by converting numerator value <tt>n</tt>,
+ # denominator value <tt>d</tt>, to a Rational object.
def self.json_create(object)
Rational(object['n'], object['d'])
end
+ # Returns a hash, that will be turned into a JSON object and represent this
+ # object.
def as_json(*)
{
JSON.create_id => self.class.name,
@@ -16,6 +20,7 @@ class Rational
}
end
+ # Stores class name (Rational) along with numerator value <tt>n</tt> and denominator value <tt>d</tt> as JSON string
def to_json(*)
as_json.to_json
end