Common/Calculator/Amount.php
public function addTaxAdjustment(Adjustment $tax): void
    {
        foreach ($this->taxes as $t) {
            if ($t->isSameAs($tax)) {
                $t->addAmount($tax->getAmount());

                return;
            }
        }

        $this->taxes[] = clone $tax;
    }
public function addTaxAdjustment(Adjustment $tax): void
    {
        foreach ($this->taxes as $t) {
            if ($t->isSameAs($tax)) {
                $t->addAmount($tax->getAmount());

                return;
            }
        }

        $this->taxes[] = clone $tax;
    }
public function addTaxAdjustment ( Adjustment $ tax ) : void { foreach ( $ this -> taxes as $ t ) { if ( $ t -> isSameAs ( $ tax ) ) { $ t -> addAmount ( $ tax -> getAmount ( ) ) ; return ; } } $ this -> taxes [ ] = clone $ tax ; }
Adds the tax adjustment.

@param Adjustment $tax
Adds the tax adjustment .