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add macros for tapir codegen #1281

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May 18, 2025
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add macros for tapir codegen #1281

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26 changes: 26 additions & 0 deletions ...shared/src/main/scala-2/com/github/plokhotnyuk/jsoniter_scala/macros/JsonCodecMaker.scala
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Original file line number Diff line number Diff line change
Expand Up @@ -527,6 +527,14 @@ object JsonCodecMaker {
*/
def makeCirceLike[A]: JsonValueCodec[A] = macro Impl.makeCirceLike[A]

/**
* Replacements for the `make` call preconfigured to behave as expected by openapi specifications.
* */
def makeOpenapiLike[A]: JsonValueCodec[A] = macro Impl.makeOpenapiLike[A]
def makeOpenapiEnumLike[A]: JsonValueCodec[A] = macro Impl.makeOpenapiEnumLike[A]
def makeOpenapiADTLikeDefaultMapping[A](discriminator: String): JsonValueCodec[A] = macro Impl.makeOpenapiADTLikeDefaultMapping[A]
def makeOpenapiADTLike[A](discriminator: String, mapping: PartialFunction[String, String]): JsonValueCodec[A] = macro Impl.makeOpenapiADTLike[A]

/**
* A replacement for the `make` call with the
* `CodecMakerConfig.withTransientEmpty(false).withTransientDefault(false).withTransientNone(false).withDiscriminatorFieldName(None).withAdtLeafClassNameMapper(x => enforce_snake_case(simpleClassName(x))).withFieldNameMapper(enforce_snake_case).withJavaEnumValueNameMapper(enforce_snake_case)`
Expand Down Expand Up @@ -570,6 +578,24 @@ object JsonCodecMaker {
make(c)(CodecMakerConfig.withTransientEmpty(false).withTransientDefault(false).withTransientNone(false)
.withDiscriminatorFieldName(None).withCirceLikeObjectEncoding(true))

def makeOpenapiLike[A: c.WeakTypeTag](c: blackbox.Context): c.Expr[JsonValueCodec[A]] =
make(c)(CodecMakerConfig.withTransientEmpty(false).withTransientDefault(false)
.withRequireCollectionFields(true).withAllowRecursiveTypes(true))

def makeOpenapiEnumLike[A: c.WeakTypeTag](c: blackbox.Context): c.Expr[JsonValueCodec[A]] =
make(c)(CodecMakerConfig.withTransientEmpty(false).withTransientDefault(false)
.withRequireCollectionFields(true).withAllowRecursiveTypes(true).withDiscriminatorFieldName(scala.None))

def makeOpenapiADTLikeDefaultMapping[A: c.WeakTypeTag](c: blackbox.Context)(discriminator: c.Expr[String]): c.Expr[JsonValueCodec[A]] =
make(c)(CodecMakerConfig.withTransientEmpty(false).withTransientDefault(false)
.withRequireCollectionFields(true).withAllowRecursiveTypes(true)
.withRequireDiscriminatorFirst(false).withDiscriminatorFieldName(Some(c.eval(c.Expr[String](c.untypecheck(discriminator.tree.duplicate))))))

def makeOpenapiADTLike[A: c.WeakTypeTag](c: blackbox.Context)(discriminator: c.Expr[String], mapping: c.Expr[PartialFunction[String, String]]): c.Expr[JsonValueCodec[A]] =
make(c)(CodecMakerConfig.withTransientEmpty(false).withTransientDefault(false)
.withRequireCollectionFields(true).withAllowRecursiveTypes(true)
.withRequireDiscriminatorFirst(false).withDiscriminatorFieldName(Some(c.eval(c.Expr[String](c.untypecheck(discriminator.tree.duplicate))))).withAdtLeafClassNameMapper(x => c.eval(c.Expr[PartialFunction[String, String]](c.untypecheck(mapping.tree.duplicate))).apply(com.github.plokhotnyuk.jsoniter_scala.macros.JsonCodecMaker.simpleClassName(x))))

def makeCirceLikeSnakeCased[A: c.WeakTypeTag](c: blackbox.Context): c.Expr[JsonValueCodec[A]] =
make(c)(CodecMakerConfig.withTransientEmpty(false).withTransientDefault(false).withTransientNone(false)
.withDiscriminatorFieldName(None).withAdtLeafClassNameMapper(x => enforce_snake_case(simpleClassName(x)))
Expand Down