* rational.c (nurat_abs); removed.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@23751 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

ChangeLog

@@ -1,3 +1,7 @@
+Sat Jun 20 04:30:35 2009  Tadayoshi Funaba  <tadf@dotrb.org>
+
+	* rational.c (nurat_abs); removed.
+
 Sat Jun 20 03:34:16 2009  Tadayoshi Funaba  <tadf@dotrb.org>
 
 	* complex.c: added rdoc.

rational.c

@@ -1243,29 +1243,6 @@ nurat_quotrem(VALUE self, VALUE other)
 }
 #endif
 
-/*
- * call-seq:
- *   rat.abs  =>  rational
- *
- * Returns the absolute value of _rat_. If _rat_ is positive, it is
- * returned; if _rat_ is negative its negation is returned. The return value
- * is a +Rational+ object.
- *
- * For example:
- *
- *     Rational(2).abs       #=> (2/1)
- *     Rational(-2).abs      #=> (2/1)
- *     Rational(-8, -1).abs  #=> (8/1)
- *     Rational(-20, 7).abs  #=> (20/7)
- */
-static VALUE
-nurat_abs(VALUE self)
-{
-    if (f_positive_p(self))
-	return self;
-    return f_negate(self);
-}
-
 #if 0
 /* :nodoc: */
 static VALUE
@@ -2298,8 +2275,6 @@ Init_Rational(void)
     rb_define_method(rb_cRational, "quotrem", nurat_quotrem, 1);
 #endif
 
-    rb_define_method(rb_cRational, "abs", nurat_abs, 0);
-
 #if 0
     rb_define_method(rb_cRational, "rational?", nurat_true, 0);
     rb_define_method(rb_cRational, "exact?", nurat_true, 0);