}


/**
 * Writes the given [header] to the class file as a [kotlin.Metadata] annotation.
 **/
private
fun ClassWriter.visitKotlinMetadataAnnotation(header: KotlinClassHeader) {
    visitAnnotation("Lkotlin/Metadata;", true).run {
        visit("mv", header.metadataVersion)
        visit("k", header.kind)
        visitArray("d1").run {
            header.data1.forEach { visit(null, it) }
            visitEnd()

}


internal
fun MethodVisitor.ACONST_NULL() {
    visitInsn(Opcodes.ACONST_NULL)
}


internal
fun MethodVisitor.kotlinDeprecation(message: String) {
    visitAnnotation("Lkotlin/Deprecated;", true).apply {
        visit("message", message)
        visitEnd()
    }
}


/**
 * A JVM internal type name (as in `java/lang/Object` instead of `java.lang.Object`).
 */