Created
February 14, 2019 11:25
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Walk a JSON tree using Circe
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| import $ivy.{ | |
| `io.circe::circe-core:0.10.0`, | |
| `io.circe::circe-generic:0.10.0`, | |
| `io.circe::circe-parser:0.10.0` | |
| } | |
| import io.circe._, io.circe.parser._ | |
| def walk(js: Json, f: Json => Json): Json = | |
| js.arrayOrObject( | |
| f(js), | |
| arr => Json.fromValues(arr.map(walk(_, f))), | |
| obj => Json.fromJsonObject(obj.mapValues(walk(_, f))) | |
| ) |
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