): ShortenCommand {
        require(!file.isCompiled) { "No sense to collect references for shortening in compiled file $file" }

        val declarationToVisit = file.findSmallestElementOfTypeContainingSelection<KtDeclaration>(selection)
            ?: file

        val firDeclaration = declarationToVisit.getCorrespondingFirElement() ?: return ShortenCommandImpl(
            @Suppress("DEPRECATION")