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  1. something = {
  2.   "moo" => "meh",
  3.   "foobar" => IO.popen('echo foo; exit 0'){|p|x=p.read.chomp;p.close;$?==0?x:fail},
  4.   "foo" => "bar",
  5. }
  6.  
  7. require 'pp'
  8. pp something
  9.  
Success #stdin #stdout 0.01s 6628KB
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{"moo"=>"meh", "foobar"=>"foo", "foo"=>"bar"}
https://ideone.com/WSSVPk
language:
Ruby (ruby 2.5.5)
created:
4 years ago
visibility:
public

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