encoding_wtf.rb

irb> RUBY_VERSION
=> "1.9.3"
# it's 1.9.3-p374 if you wanna get picky..
> JSON::VERSION
=> "1.5.4"


# So I have some json, from the body of a RestClient response that looks something like this:
irb> json = "{\"name\":\"Centrale Laiti\\u00e8re\"}"
=> "{\"name\":\"Centrale Laiti\\u00e8re\"}"
# This is what I'm expecting that name to look like..
irb> expecting = "Centrale Laiti\u00e8re"
=> "Centrale Laitière"
irb> json.encoding
=> #<Encoding:UTF-8>
irb> expecting.encoding
=> #<Encoding:UTF-8>
# Seems reasonable, right?
irb> got = JSON.parse(json)
=> {"name"=>"Centrale Laitière"}
# Yea, it does.. 

# SO.. here comes the WTF.. :)
bundle exec rails c
Loading development environment (Rails 3.2.11)
> JSON::VERSION
=> "1.5.4"
irb> json = "{\"name\":\"Centrale Laiti\\u00e8re\"}"
=> "{\"name\":\"Centrale Laiti\\u00e8re\"}"
# This is what I'm expecting that name to look like..
irb> expecting = "Centrale Laiti\u00e8re"
=> "Centrale Laitière"
irb> json.encoding
=> #<Encoding:UTF-8>
irb> expecting.encoding
=> #<Encoding:UTF-8>
irb> require 'json'
=> false
irb> wtf = JSON.parse(json)
=> {"name"=>"Centrale LaitiX\xCDre"}
# whiskey-tango-foxtrot, over?

# Ah, seems to be a buggy JSON version.. the current rev seems to work correctly (within rails)
Loading development environment (Rails 3.2.11)
irb(main):001:0> json = "{\"name\":\"Centrale Laiti\\u00e8re\"}"
=> "{\"name\":\"Centrale Laiti\\u00e8re\"}"
irb(main):002:0> wtf = JSON.parse(json)
=> {"name"=>"Centrale Laitière"}
irb(main):003:0> JSON::VERSION
=> "1.7.6"
irb(main):004:0>