From 23228b6e3139fb33d42f6dae4ec9bdabb21e52b2 Mon Sep 17 00:00:00 2001 From: nobu Date: Sat, 7 Apr 2018 13:03:35 +0000 Subject: Remove outdated example from Numeric documentation Since 2.5, Numeric instances can be cloned and duplicated. [Fix GH-1850] From: Miguel Landaeta git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@63112 b2dd03c8-39d4-4d8f-98ff-823fe69b080e --- numeric.c | 7 ++++--- 1 file changed, 4 insertions(+), 3 deletions(-) (limited to 'numeric.c') diff --git a/numeric.c b/numeric.c index 01856c7f20..1af74a94f5 100644 --- a/numeric.c +++ b/numeric.c @@ -5277,10 +5277,11 @@ rb_int_s_isqrt(VALUE self, VALUE num) * 1.object_id == a.object_id #=> true * * There can only ever be one instance of the integer +1+, for example. Ruby ensures this - * by preventing instantiation and duplication. + * by preventing instantiation. If duplication is attempted, the same instance is returned. * - * Integer.new(1) #=> NoMethodError: undefined method `new' for Integer:Class - * 1.dup #=> TypeError: can't dup Integer + * Integer.new(1) #=> NoMethodError: undefined method `new' for Integer:Class + * 1.dup #=> 1 + * 1.object_id == 1.dup.object_id #=> true * * For this reason, Numeric should be used when defining other numeric classes. * -- cgit v1.2.3