void (PsiElement target, List<? extends PsiElement> suffix) { if (!suffix.isEmpty()) { PsiElement lastChild = target.getLastChild(); if (lastChild instanceof PsiComment && JavaTokenType.END_OF_LINE_COMMENT.equals(((PsiComment)lastChild).getTokenType())) { PsiElement nextSibling = target.getNextSibling(); if (nextSibling instanceof PsiWhiteSpace) { target.add(nextSibling); } else { target.add(PsiParserFacade.getInstance(target.getProject()).createWhiteSpaceFromText("\n")); } } StreamEx.ofReversed(suffix).forEach(target::add); } }