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author | vlad <vlad@driver.xyz> | 2017-10-19 14:42:50 -0700 |
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committer | vlad <vlad@driver.xyz> | 2017-10-19 14:42:50 -0700 |
commit | c13a90f7dc6565e0beddcc6a61609d4e131f55ba (patch) | |
tree | 9d56f512986394f0bb3901ef09abaea809dae667 /src/main/scala/xyz/driver/core/json.scala | |
parent | 2af63e7fb8b15568adaf2d9f0a6b395d6719fd71 (diff) | |
download | driver-core-c13a90f7dc6565e0beddcc6a61609d4e131f55ba.tar.gz driver-core-c13a90f7dc6565e0beddcc6a61609d4e131f55ba.tar.bz2 driver-core-c13a90f7dc6565e0beddcc6a61609d4e131f55ba.zip |
[RFC] Using "Refined" library (https://github.com/fthomas/refined) to allow defining entities with more precise types
Diffstat (limited to 'src/main/scala/xyz/driver/core/json.scala')
-rw-r--r-- | src/main/scala/xyz/driver/core/json.scala | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/src/main/scala/xyz/driver/core/json.scala b/src/main/scala/xyz/driver/core/json.scala index 6e780ed..c14424d 100644 --- a/src/main/scala/xyz/driver/core/json.scala +++ b/src/main/scala/xyz/driver/core/json.scala @@ -14,6 +14,8 @@ import xyz.driver.core.auth.AuthCredentials import xyz.driver.core.date.{Date, Month} import xyz.driver.core.domain.{Email, PhoneNumber} import xyz.driver.core.time.Time +import eu.timepit.refined.refineV +import eu.timepit.refined.api.{Refined, Validate} object json { import DefaultJsonProtocol._ @@ -213,6 +215,23 @@ object json { } } + /** + * Provides the JsonFormat for the Refined types provided by the Refined library. + * + * @see https://github.com/fthomas/refined + */ + implicit def refinedJsonFormat[T, Predicate](implicit valueFormat: JsonFormat[T], + validate: Validate[T, Predicate]): JsonFormat[Refined[T, Predicate]] = + new JsonFormat[Refined[T, Predicate]] { + def write(x: T Refined Predicate): JsValue = valueFormat.write(x.value) + def read(value: JsValue): T Refined Predicate = { + refineV[Predicate](valueFormat.read(value))(validate) match { + case Right(refinedValue) => refinedValue + case Left(refinementError) => deserializationError(refinementError) + } + } + } + val jsValueToStringMarshaller: Marshaller[JsValue, String] = Marshaller.strict[JsValue, String](value => Marshalling.Opaque[String](() => value.compactPrint)) |