[flori/json] Pass args all #to_json in json/add/*.

https://github.com/flori/json/commit/36a7ef6790

ext/json/lib/json/add/bigdecimal.rb

@@ -23,7 +23,7 @@ class BigDecimal
   end
 
   # return the JSON value
-  def to_json(*)
-    as_json.to_json
+  def to_json(*args)
+    as_json.to_json(*args)
   end
 end

ext/json/lib/json/add/complex.rb

@@ -23,7 +23,7 @@ class Complex
   end
 
   # Stores class name (Complex) along with real value <tt>r</tt> and imaginary value <tt>i</tt> as JSON string
-  def to_json(*)
-    as_json.to_json
+  def to_json(*args)
+    as_json.to_json(*args)
   end
 end

ext/json/lib/json/add/rational.rb

@@ -22,7 +22,7 @@ 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
+  def to_json(*args)
+    as_json.to_json(*args)
   end
 end

ext/json/lib/json/add/regexp.rb

@@ -24,7 +24,7 @@ class Regexp
 
   # Stores class name (Regexp) with options <tt>o</tt> and source <tt>s</tt>
   # (Regexp or String) as JSON string
-  def to_json(*)
-    as_json.to_json
+  def to_json(*args)
+    as_json.to_json(*args)
   end
 end