smithy4s.codegen.transformers.OpenEnumTransformer.scala Maven / Gradle / Ivy
/*
* Copyright 2021-2024 Disney Streaming
*
* Licensed under the Tomorrow Open Source Technology License, Version 1.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* https://disneystreaming.github.io/TOST-1.0.txt
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package smithy4s.codegen.transformers
import alloy.OpenEnumTrait
import software.amazon.smithy.build.{ProjectionTransformer, TransformContext}
import software.amazon.smithy.model.Model
import software.amazon.smithy.model.shapes._
import software.amazon.smithy.model.traits._
import java.util.function.Function
@annotation.nowarn("msg=class EnumTrait in package traits is deprecated")
private[codegen] final class OpenEnumTransformer extends ProjectionTransformer {
override def getName: String = OpenEnumTransformer.name
private val awsNamespacePrefix = "com.amazonaws"
def transform(ctx: TransformContext): Model = {
val shapeMapper: Function[Shape, Shape] = { (shp: Shape) =>
shp match {
case shp if !shp.getId.getNamespace.startsWith(awsNamespacePrefix) =>
shp
case e: EnumShape =>
e.toBuilder.addTrait(new OpenEnumTrait()).build()
case e: IntEnumShape =>
e.toBuilder.addTrait(new OpenEnumTrait()).build()
case t: Shape if t.hasTrait(classOf[EnumTrait]) =>
(Shape
.shapeToBuilder(t): AbstractShapeBuilder[_, _])
.addTrait(new OpenEnumTrait())
.build()
case other => other
}
}
ctx.getTransformer().mapShapes(ctx.getModel(), shapeMapper)
}
}
object OpenEnumTransformer {
val name: String = "OpenEnumTransformer"
}