protected final function visitAdd(O\AssignmentExpression $expression)
{
$this->interpretation->interpretAddRange($this->getId('add-value'), $this->interpretSingleValueSource($this->getId('add-value-source'), $this->getValue($expression->getAssignmentValue())));
/** @var $assignTo O\IndexExpression */
$assignTo = $expression->getAssignTo();
$this->interpretSourceAsScope($assignTo);
}