AMS #1946

ams_1946.rb

begin
  require 'bundler/inline'
rescue LoadError => e
  $stderr.puts 'Bundler version 1.10 or later is required. Please update your Bundler'
  raise e
end

gemfile(true) do
  source 'https://rubygems.org'
  gem 'activesupport', require: 'active_support/all'
end

class FailCase
  def as_json(opts = {})
    { 'infinity' => 1/0.0 }
  end
end

FailCase.new.to_json

__END__
Fetching gem metadata from https://rubygems.org/..............
Fetching version metadata from https://rubygems.org/.
Resolving dependencies...
Using concurrent-ruby 1.0.2
Using i18n 0.7.0
Using minitest 5.9.1
Using thread_safe 0.3.5
Using bundler 1.13.6
Using tzinfo 1.2.2
Using activesupport 5.0.0.1
/home/groyoh/.rbenv/versions/2.3.1/lib/ruby/2.3.0/json/common.rb:224:in `generate': 836: Infinity not allowed in JSON (JSON::GeneratorError)
	from /home/groyoh/.rbenv/versions/2.3.1/lib/ruby/2.3.0/json/common.rb:224:in `generate'
	from /home/groyoh/.rbenv/versions/2.3.1/lib/ruby/gems/2.3.0/gems/activesupport-5.0.0.1/lib/active_support/json/encoding.rb:99:in `stringify'
	from /home/groyoh/.rbenv/versions/2.3.1/lib/ruby/gems/2.3.0/gems/activesupport-5.0.0.1/lib/active_support/json/encoding.rb:33:in `encode'
	from /home/groyoh/.rbenv/versions/2.3.1/lib/ruby/gems/2.3.0/gems/activesupport-5.0.0.1/lib/active_support/json/encoding.rb:20:in `encode'
	from /home/groyoh/.rbenv/versions/2.3.1/lib/ruby/gems/2.3.0/gems/activesupport-5.0.0.1/lib/active_support/core_ext/object/json.rb:37:in `to_json'
	from ams_1946.rb:20:in `<main>'