Environment
$ ruby -v
jruby 9.1.6.0 (2.3.1) 2016-11-09 0150a76 Java HotSpot(TM) 64-Bit Server VM 25.0-b70 on 1.8.0-b132 +jit [darwin-x86_64]
$ uname -a
Darwin Kevins-MacBook-Pro.local 16.3.0 Darwin Kernel Version 16.3.0: Thu Nov 17 20:23:58 PST 2016; root:xnu-3789.31.2~1/RELEASE_X86_64 x86_64
Expected Behavior
$ rvm use ruby-2.4.0
Using ruby-2.4.0
$ irb
2.4.0 :001 > [1].chunk_while { |x| x.even? }.to_a
=> [[1]]
Actual Behavior
$ rvm use jruby-9.1.6.0
Using jruby-9.1.6.0
$ irb
jruby-9.1.6.0 :001 > [1].chunk_while { |x| x.even? }.to_a
=> []
