jetmind / schema-transform

Transform data schemas

schema-transform

Transform data schemas

Usage

###Schema -> Avro

(ns example.avro
  (:require [schema.core :as s]
            [com.intentmedia.schema-transform.prismatic-transform :refer [to-avro]]))

(s/defschema User
  {:name            String
   :favorite_number (s/maybe Integer)
   :favorite_color  (s/maybe String)})
   
(to-avro User)
=> [{:type "record",
     :fields [{:type "string", :name "name"}
              {:type ["null" "int"], :name "favorite_number"}
              {:type ["null" "string"], :name "favorite_color"}],
     :name "User",
     :namespace "example.avro"}]

###Avro -> Schema

(require '[schema.core :as s]
         '[com.intentmedia.schema-transform.avro-transform :refer [avro->prismatic]])

(def avro-schema "{\"name\": \"User\",
                   \"type\": \"record\",
                   \"fields\": [
                     {\"name\": \"name\", \"type\": \"string\"},
                     {\"name\": \"favorite_number\", \"type\": [\"null\",\"int\"]},
                     {\"name\": \"favorite_color\", \"type\": [\"null\",\"string\"]}
                   ],
                   \"namespace\": \"example.avro\"
                 }")

(avro->prismatic avro-schema)
=> {:name            String
    :favorite_number (s/maybe Integer)
    :favorite_color  (s/maybe String)}

                    

Contributers

• Chet Mancini | Github, Twitter
• Sebastian Rojas Vivanco | Github