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- <?php declare(strict_types=1);
- namespace PhpParser\Node\Scalar;
- use PhpParser\Error;
- use PhpParser\Node\Scalar;
- class LNumber extends Scalar
- {
- /* For use in "kind" attribute */
- const KIND_BIN = 2;
- const KIND_OCT = 8;
- const KIND_DEC = 10;
- const KIND_HEX = 16;
- /** @var int Number value */
- public $value;
- /**
- * Constructs an integer number scalar node.
- *
- * @param int $value Value of the number
- * @param array $attributes Additional attributes
- */
- public function __construct(int $value, array $attributes = []) {
- parent::__construct($attributes);
- $this->value = $value;
- }
- public function getSubNodeNames() : array {
- return ['value'];
- }
- /**
- * Constructs an LNumber node from a string number literal.
- *
- * @param string $str String number literal (decimal, octal, hex or binary)
- * @param array $attributes Additional attributes
- * @param bool $allowInvalidOctal Whether to allow invalid octal numbers (PHP 5)
- *
- * @return LNumber The constructed LNumber, including kind attribute
- */
- public static function fromString(string $str, array $attributes = [], bool $allowInvalidOctal = false) : LNumber {
- if ('0' !== $str[0] || '0' === $str) {
- $attributes['kind'] = LNumber::KIND_DEC;
- return new LNumber((int) $str, $attributes);
- }
- if ('x' === $str[1] || 'X' === $str[1]) {
- $attributes['kind'] = LNumber::KIND_HEX;
- return new LNumber(hexdec($str), $attributes);
- }
- if ('b' === $str[1] || 'B' === $str[1]) {
- $attributes['kind'] = LNumber::KIND_BIN;
- return new LNumber(bindec($str), $attributes);
- }
- if (!$allowInvalidOctal && strpbrk($str, '89')) {
- throw new Error('Invalid numeric literal', $attributes);
- }
- // use intval instead of octdec to get proper cutting behavior with malformed numbers
- $attributes['kind'] = LNumber::KIND_OCT;
- return new LNumber(intval($str, 8), $attributes);
- }
-
- public function getType() : string {
- return 'Scalar_LNumber';
- }
- }
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