/**
* @param string|Closure $column
* @param Closure $value
* @param string $separator
*
* @return $this
*/
protected function addCondition($column, Closure $value = null, $separator) : self
{
if ($column instanceof Closure) {
$this->sql->addHavingGroupCondition($column, $separator);
} else {
$value($this->expression->init($column, $separator));
}
return $this;
}
