piedoom's problem

piedoom.cr

require "json"

class Blog
  JSON.mapping({
    name:                {type: String},
    likes:               {type: Int32},
    following:           {type: Int32},
    default_post_format: {type: String},
  })
end

json_string = %({
  "response": {
    "user": {
      "name": "doomy",
      "likes": 37358,
      "following": 205,
      "default_post_format": "html"}
  }})

pull = JSON::PullParser.new(json_string)

blog = pull.on_key!("response") do
  pull.on_key!("user") do
    Blog.new(pull)
  end
end

pp blog