dry-validations

Transcript

1. Krzysztof (Christopher) Wawer @wafcio about.me/kwawer

2. Our API • Roda • ROM (Ruby Object Mapper) •

   JSON API standard (http://jsonapi.org)

3. { price: 1000 } => { price: '1000' } /\d+/

4. dry-validation Piotr Solnica Andy Holland http://dry-rb.org/gems/dry-validation/

5. Community • 17 contributors • very active Gitter channel https://gitter.im/dry-rb/chat

   • v0.10.1 • used in hanami-validations, reform

6. Strange and awesome things

7. Predicate Logic • and ( & ) • or (

   | ) Dry::Validation.Schema do required(:age) { int? & gt?(18) } end

8. Optional Keys and Values { age: 30 } { name:

   nil, age: 30 }

9. Nested data { name: "John", address: { street: "Main Street"

   }, emails: ["john@example.com"] }

10. Shared schema Dry::Validation.Schema do required(:name).filled required(:address).schema(AddressSchema) end

11. dry-validation http://dry-rb.org/gems/dry-validation/

12. Thanks @wafcio about.me/kwawer