@Override
  public Result calculateResult(Expression @NotNull [] params, ExpressionContext context) {
    int offset = context.getStartOffset();
    Project project = context.getProject();
    PsiFile file = PsiDocumentManager.getInstance(project).getPsiFile(context.getEditor().getDocument());
    PsiElement element = file.findElementAt(offset);
    element = PsiTreeUtil.getParentOfType(element, PsiAssignmentExpression.class, PsiVariable.class);
    PsiType leftType = null;
    PsiExpression rightSide = null;
    if (element instanceof PsiAssignmentExpression assignment) {
      leftType  = assignment.getLExpression().getType();
      rightSide = assignment.getRExpression();
    } else if (element instanceof PsiVariable var) {
      leftType = var.getType();
      rightSide = var.getInitializer();
    }

    while (rightSide instanceof PsiTypeCastExpression) rightSide = ((PsiTypeCastExpression) rightSide).getOperand();

    if (leftType != null && rightSide != null && rightSide.getType() != null && !leftType.isAssignableFrom(rightSide.getType())) {
        return new TextResult("("+ leftType.getCanonicalText() + ")");
    }

    return new TextResult("");
  }
@Override
  public Result calculateResult(Expression @NotNull [] params, ExpressionContext context)