internal
class DefaultDocumentResolutionContainer(
    private val elementResolution: Map<ElementNode, ElementResolution>,
    private val propertyResolution: Map<PropertyNode, PropertyResolution>,
    private val valueFactoryResolution: Map<ValueFactoryNode, ValueFactoryResolution>
) : DocumentResolutionContainer {
    override fun data(node: ElementNode): ElementResolution = elementResolution.getValue(node)

    when (val nodeResolution = resolutionContainer.data(node)) {
        is ElementResolution.SuccessfulElementResolution.ContainerElementResolved ->
            // TODO: this will need adjustment once access-and-configure semantics get replaced with ensure-exists-and-configure with literal key arguments
            DocumentOverlayContext.MergeKey.CannotMerge

        is ElementResolution.SuccessfulElementResolution.ConfiguringElementResolved -> {

        is DocumentResolution.ElementResolution.ElementNotResolved -> "notResolved(${documentResolution.reasons.joinToString()})"
        DocumentResolution.ErrorResolution -> "errorResolution"
        is DocumentResolution.ElementResolution.SuccessfulElementResolution.ConfiguringElementResolved -> "configuring(${documentResolution.elementType})"