void (@NotNull FragmentNode node) { if (node.isValid()) { append(node.getLineNumberChunk(), node); } else { append(JavaRefactoringBundle.message("extract.method.preview.node.invalid.prefix"), patchMainTextAttrs(UsageTreeColors.INVALID_ATTRIBUTES, node)); } for (TextChunk textChunk : node.getTextChunks()) { append(textChunk, node); } }