* lib/mathn.rb: added String#to_[rc].

git-svn-id: http://svn.ruby-lang.org/repos/ruby/trunk@19626 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 16 insertions, 4 deletions

diff --git a/lib/mathn.rb b/lib/mathn.rb
index 486d48729..b8d9f3546 100644
--- a/lib/mathn.rb
+++ b/lib/mathn.rb
@@ -61,6 +61,8 @@ class Fixnum
   remove_method :/
   alias / quo
 
+  def_canon *(instance_methods - Object.methods - [:canon])
+
   alias power! **
 
   def ** (other)
@@ -71,14 +73,14 @@ class Fixnum
     end
   end
 
-  def_canon *(instance_methods - Object.methods - [:canon])
-
 end
 
 class Bignum
   remove_method :/
   alias / quo
 
+  def_canon *(instance_methods - Object.methods - [:canon])
+
   alias power! **
 
   def ** (other)
@@ -89,8 +91,6 @@ class Bignum
     end
   end
 
-  def_canon *(instance_methods - Object.methods - [:canon])
-
 end
 
 alias RationalOrig Rational
@@ -277,6 +277,18 @@ class Integer
 
 end
 
+class String
+
+  alias to_r_orig to_r
+  private :to_r_orig
+  def to_r() to_r_orig.__send__(:canon) end
+
+  alias to_c_orig to_c
+  private :to_c_orig
+  def to_c() to_c_orig.__send__(:canon) end
+
+end
+
 class Float
 
   def_canon *(instance_methods - Object.methods - [:canon])