@Nullable
  private static PsiBinaryExpression extractBinary(PsiMethodCallExpression call) {
    PsiElement parent = PsiUtil.skipParenthesizedExprUp(call.getParent());
    return ObjectUtils.tryCast(parent, PsiBinaryExpression.class);
  }
@Nullable
  private static PsiBinaryExpression extractBinary(PsiMethodCallExpression call)