Rubyのto_yamlを使ってyamlの書き方を思い出す

サンプル

require 'yaml'

users = [
  {'name' => 'yamada', 'score' => 90},
  {'name' => 'sato', 'score' => 30},
]

puts users.to_yaml

出力結果

---
- name: yamada
  score: 90
- name: sato
  score: 30