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Update smithy, remove hack #5

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Jul 28, 2025
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4 changes: 2 additions & 2 deletions build.sbt
Original file line number Diff line number Diff line change
Expand Up @@ -38,8 +38,8 @@ lazy val sbtPlugin = project
commonSettings,
scalaVersion := "2.12.20",
libraryDependencies ++= Seq(
"software.amazon.smithy" % "smithy-trait-codegen" % "1.60.2",
"software.amazon.smithy" % "smithy-model" % "1.60.2",
"software.amazon.smithy" % "smithy-trait-codegen" % "1.61.0",
"software.amazon.smithy" % "smithy-model" % "1.61.0",
) ++ Seq(
"com.lihaoyi" %% "os-lib" % "0.10.7"
),
Expand Down
Original file line number Diff line number Diff line change
Expand Up @@ -88,23 +88,6 @@ object SmithyTraitCodegen {

}

// Hack / workaround for https://github.com/smithy-lang/smithy/pull/2671
private def namespaceHackRequired(ns: String) =
ns.startsWith("smithy") && ns != "smithy" && !ns.startsWith("smithy.")

private def renameNamespaceForHack(ns: String) =
if (namespaceHackRequired(ns))
"hack" + ns
else
ns

private def replaceNamespaceRefsInFile(fileText: String, ns: String) =
if (namespaceHackRequired(ns)) {
fileText.replaceAll(s"hack$ns", ns)
} else {
fileText
}

def generate(args: Args): Output = {
val outputDir = args.targetDir / "smithy-trait-generator-output"
val genDir = outputDir / "java"
Expand All @@ -114,37 +97,13 @@ object SmithyTraitCodegen {

val manifest = FileManifest.create(genDir.toNIO)

val model =
args
.dependencies
.foldLeft(Model.assembler().addImport(args.smithySourcesDir.path.toNIO)) {
case (acc, dep) => acc.addImport(dep.path.toNIO)
}
.assemble()
.unwrap() match {
case model =>
if (namespaceHackRequired(args.smithyNamespace)) {
println("Applying namespace workaround - `hack` prefix will be used")

val renames =
model
.shapes()
.collect(Collectors.toList())
.asScala
.filter(_.getId().getNamespace() == args.smithyNamespace)
.map { shp =>
shp.getId() ->
shp.getId().withNamespace(renameNamespaceForHack(shp.getId().getNamespace()))
}
.toMap
.asJava

ModelTransformer
.create()
.renameShapes(model, renames)
} else
model
val model = args
.dependencies
.foldLeft(Model.assembler().addImport(args.smithySourcesDir.path.toNIO)) { case (acc, dep) =>
acc.addImport(dep.path.toNIO)
}
.assemble()
.unwrap()

val context = PluginContext
.builder()
Expand All @@ -155,7 +114,7 @@ object SmithyTraitCodegen {
ObjectNode
.builder()
.withMember("package", args.javaPackage)
.withMember("namespace", renameNamespaceForHack(args.smithyNamespace))
.withMember("namespace", args.smithyNamespace)
.withMember("header", ArrayNode.builder.build())
.withMember("excludeTags", ArrayNode.builder.withValue("nocodegen").build())
.build()
Expand All @@ -168,13 +127,6 @@ object SmithyTraitCodegen {
if (os.exists(genDir / "META-INF"))
os.move(genDir / "META-INF", metaDir / "META-INF")

os.walk(genDir)
.filter(os.isFile)
.filter(_.ext == "java")
.foreach { f =>
os.write.over(f, replaceNamespaceRefsInFile(os.read(f), args.smithyNamespace))
}

os
.walk(metaDir, includeTarget = true)
.filter(os.isFile)
Expand Down
Original file line number Diff line number Diff line change
Expand Up @@ -4,6 +4,7 @@ val traits = project
smithyTraitCodegenDependencies := List(
"io.github.disneystreaming.alloy" % "alloy-core" % "0.3.23"
),
// Prior to smithy 1.61.0, namespaces starting with "smithy" were forbidden and required a workaround
smithyTraitCodegenJavaPackage := "smithy4bazinga",
smithyTraitCodegenNamespace := "smithy4bazinga",
)
Expand Down