| public __construct ( integer $tokens, string $unit ) | ||
| $tokens | integer | positive amount of tokens to produce per unit |
| $unit | string | unit as one of Rate's constants |
public function __construct($tokens, $unit)
{
if (!isset(self::$unitMap[$unit])) {
throw new \InvalidArgumentException("Not a valid unit.");
}
if ($tokens <= 0) {
throw new \InvalidArgumentException("Amount of tokens should be greater then 0.");
}
$this->tokens = $tokens;
$this->unit = $unit;
}