rails / activesupport-json_encoder Goto Github PK

rails (~> 5.1.4) was resolved to 5.1.4, which depends on
  activesupport (= 5.1.4)

spring was resolved to 2.0.2, which depends on
  activesupport (>= 4.2)

$ bundle exec ruby ticket.rb
# to_json
{"obja":{"whynot":"zoidberg","this":"string"}}
# JSON.pretty_generate
/Library/Ruby/Gems/2.0.0/gems/json-1.8.1/lib/json/common.rb:285:in `generate': only generation of JSON objects or arrays allowed (JSON::GeneratorError)
    from /Library/Ruby/Gems/2.0.0/gems/json-1.8.1/lib/json/common.rb:285:in `pretty_generate'
    from ticket.rb:28:in `<main>'

Bundler could not find compatible versions for gem "activesupport":
  In Gemfile:
    activesupport-json_encoder was resolved to 1.0.0, which depends on
      activesupport (< 5.0, >= 4.1.0.beta)

/vagrant/config/environment.rb:4:in `<top (required)>': undefined method `encode_big_decimal_as_string=' for ActiveSupport:Module (NoMethodError)
    from /var/lib/gems/2.2.0/gems/activesupport-5.0.0.beta3/lib/active_support/dependencies.rb:302:in `require'
    from /var/lib/gems/2.2.0/gems/activesupport-5.0.0.beta3/lib/active_support/dependencies.rb:302:in `block in require'
    from /var/lib/gems/2.2.0/gems/activesupport-5.0.0.beta3/lib/active_support/dependencies.rb:268:in `load_dependency'
    from /var/lib/gems/2.2.0/gems/activesupport-5.0.0.beta3/lib/active_support/dependencies.rb:302:in `require'
    from /vagrant/config.ru:3:in `block in <main>'
    from /home/vagrant/.bundler/ruby/2.2.0/rack-ea2ed578c368/lib/rack/builder.rb:55:in `instance_eval'
    from /home/vagrant/.bundler/ruby/2.2.0/rack-ea2ed578c368/lib/rack/builder.rb:55:in `initialize'

ActiveSupport.encode_big_decimal_as_string = false

require 'active_support'
ActiveSupport.version #=> version : 4.1.6
require 'active_support/json/encoding/active_support_encoder'

#same as README demo
class Money
  def initialize(dollars, cents)
    @dollars = dollars
    @cents = cents
  end
  def as_json(options = nil)
    self
  end
  def encode_json(encoder)
    if @cents.to_i < 10
      "#{@dollars.to_i}.0#{@cents.to_i}"
    else
      "#{@dollars.to_i}.#{@cents.to_i}"
    end
  end
end

{ price: Money.new(0,10) }.to_json #=> stack level too deep