public static boolean isBooleanReturn(PsiStatement statement) {
    if (!(statement instanceof PsiReturnStatement returnStatement)) {
      return false;
    }
    final PsiExpression returnValue = PsiUtil.skipParenthesizedExprDown(returnStatement.getReturnValue());
    if (returnValue == null || returnValue instanceof PsiLiteralExpression) {
      return false;
    }
    final PsiType returnType = returnValue.getType();
    return PsiTypes.booleanType().equals(returnType);
  }
public static boolean isBooleanReturn(PsiStatement statement)