Bug #1440: Array#flatten!(0) should return nil, not self

• Status: Closed
• Assignee: -
• Target version: 1.9.2
• ruby -v: ruby 1.9.2dev (2009-05-06 trunk 23352) [i386-darwin9.6.0]

[marcandre (Marc-Andre Lafortune)]

=begin
As per doc, flatten!(0) does not make modifications and should thus return nil.

[].flatten! # ==> nil
[].flatten!(42) # ==> nil
[].flatten!(-1) # ==> nil
[].flatten!(0) # ==> []

Poor man's diff for "rb_ary_flatten_bang"

• if (level == 0) return ary;
  

• if (level == 0) return Qnil;
  

=end

[nobu (Nobuyoshi Nakada)]

• Status changed from Open to Closed
• % Done changed from 0 to 100

=begin
Applied in changeset r23361.
=end