boolean (PsiElement element, boolean next, boolean line) { final PsiElement sibling = next ? PsiTreeUtil.skipSiblingsForward(element, PsiComment.class, PsiWhiteSpace.class, RegExpSetOptions.class) : PsiTreeUtil.skipSiblingsBackward(element, PsiComment.class, PsiWhiteSpace.class, RegExpSetOptions.class); if (sibling == null) { return false; } return !line || isUnexpectedSibling(element, next, sibling); }