New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

`true.dup` and `false.dup` blow up (Inconsistent with MRI) #5184

Closed
aryeh-looker opened this Issue May 22, 2018 · 2 comments

Comments

Projects
None yet
3 participants
@aryeh-looker
Contributor

aryeh-looker commented May 22, 2018

Environment

  • jruby-9.1.17.0
  • Mac OS X #10.13.3

Expected Behavior

# MRI 2.5.1
2.5.1 :002 > true.dup == true
 => true 

Actual Behavior

jruby-9.1.17.0 :001 > true.dup == true
TypeError: can't dup TrueClass
	from org/jruby/RubyKernel.java:1906:in `dup'
	from (irb):1:in `<eval>'
	from org/jruby/RubyKernel.java:995:in `eval'
	from org/jruby/RubyKernel.java:1316:in `loop'
	from org/jruby/RubyKernel.java:1138:in `catch'
	from org/jruby/RubyKernel.java:1138:in `catch'
	from /Users/user/.rvm/rubies/jruby-9.1.17.0/bin/irb:13:in `<main>'

@enebo enebo added this to the JRuby 9.2.0.0 milestone May 22, 2018

@enebo enebo added the ruby 2.5 label May 22, 2018

@enebo

This comment has been minimized.

Member

enebo commented May 22, 2018

Ruby 2.3.x displays the error reported so JRuby 9.1.x does not have this issue. Upcoming JRuby 9.2.x will support 2.5.x so it is affected.

@headius

This comment has been minimized.

Member

headius commented May 23, 2018

JRuby 9.2 appears to match Ruby 2.5 behavior here.

@headius headius closed this May 23, 2018

Sign up for free to join this conversation on GitHub. Already have an account? Sign in to comment