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<?php |
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|
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declare(strict_types=1); |
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|
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namespace Brick\Math\Exception; |
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|
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/** |
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* Exception thrown when attempting to create a number from a string with an invalid format. |
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*/ |
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class NumberFormatException extends MathException |
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{ |
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/** |
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* @param string $char The failing character. |
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* |
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* @return NumberFormatException |
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* |
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* @psalm-pure |
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*/ |
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public static function charNotInAlphabet(string $char) : self |
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{ |
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$ord = \ord($char); |
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|
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if ($ord < 32 || $ord > 126) { |
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$char = \strtoupper(\dechex($ord)); |
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|
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if ($ord < 10) { |
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$char = '0' . $char; |
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} |
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} else { |
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$char = '"' . $char . '"'; |
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} |
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|
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return new self(sprintf('Char %s is not a valid character in the given alphabet.', $char)); |
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} |
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} |
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|
