boolean (PsiReferenceExpression reference) { final PsiExpression qualifier = PsiUtil.skipParenthesizedExprDown(reference.getQualifierExpression()); if (qualifier == null) return false; if (qualifier instanceof PsiQualifiedExpression) { return false; } if (qualifier instanceof PsiReferenceExpression) { return !(((PsiReferenceExpression)qualifier).resolve() instanceof PsiClass); } return true; }