extensionSpec: ExtensionSpec,
    signature: JvmMethodSignature,
    receiverInternalTypeInternalName: InternalName,
    internalMethodName: String,
    receiverVersionCatalogExtensionMethodDesc: String,
) {
    publicStaticMethod(signature) {
        ALOAD(0)
        CHECKCAST(receiverInternalTypeInternalName)
        LDC(extensionSpec.name)

sealed class PluginDependencySpecAccessor {

    abstract val extension: ExtensionSpec

    data class ForPlugin(
        val id: String,
        val implementationClass: String,
        override val extension: ExtensionSpec
    ) : PluginDependencySpecAccessor()

    data class ForGroup(
        val id: String,
        override val extension: ExtensionSpec
    ) : PluginDependencySpecAccessor()
}


private

                        ExtensionSpec(
                            "my-plugin",
                            pluginDependenciesSpecTypeSpec,
                            pluginDependencySpecTypeSpec
                        )
                    ),
                    PluginDependencySpecAccessor.ForGroup(
                        "my",
                        ExtensionSpec(
                            "my",

    return kmType
}


internal
fun KmPackage.addKmProperty(extensionSpec: ExtensionSpec, getterSignature: JvmMethodSignature) {
    properties += newPropertyOf(
        name = extensionSpec.name,
        getterFlags = nonInlineGetterFlags,
        receiverType = extensionSpec.receiverType.kmType,
        returnType = extensionSpec.returnType.kmType,
        getterSignature = getterSignature
    )
}

    fun getClassesOutputDir(workspace: File) = File(workspace, "classes")

    protected
    fun getSourcesOutputDir(workspace: File): File = File(workspace, "sources")
}


internal
data class ExtensionSpec(
    val name: String,
    val receiverType: TypeSpec,
    val returnType: TypeSpec
)


internal
data class TypeSpec(val sourceName: String, val internalName: InternalName) {