Просмотр файла vendor/symfony/css-selector/Parser/Token.php

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  1. <?php
  2.  
  3. /*
  4. * This file is part of the Symfony package.
  5. *
  6. * (c) Fabien Potencier <fabien@symfony.com>
  7. *
  8. * For the full copyright and license information, please view the LICENSE
  9. * file that was distributed with this source code.
  10. */
  11.  
  12. namespace Symfony\Component\CssSelector\Parser;
  13.  
  14. /**
  15. * CSS selector token.
  16. *
  17. * This component is a port of the Python cssselect library,
  18. * which is copyright Ian Bicking, @see https://github.com/SimonSapin/cssselect.
  19. *
  20. * @author Jean-François Simon <jeanfrancois.simon@sensiolabs.com>
  21. *
  22. * @internal
  23. */
  24. class Token
  25. {
  26. public const TYPE_FILE_END = 'eof';
  27. public const TYPE_DELIMITER = 'delimiter';
  28. public const TYPE_WHITESPACE = 'whitespace';
  29. public const TYPE_IDENTIFIER = 'identifier';
  30. public const TYPE_HASH = 'hash';
  31. public const TYPE_NUMBER = 'number';
  32. public const TYPE_STRING = 'string';
  33.  
  34. private ?string $type;
  35. private ?string $value;
  36. private ?int $position;
  37.  
  38. public function __construct(?string $type, ?string $value, ?int $position)
  39. {
  40. $this->type = $type;
  41. $this->value = $value;
  42. $this->position = $position;
  43. }
  44.  
  45. public function getType(): ?int
  46. {
  47. return $this->type;
  48. }
  49.  
  50. public function getValue(): ?string
  51. {
  52. return $this->value;
  53. }
  54.  
  55. public function getPosition(): ?int
  56. {
  57. return $this->position;
  58. }
  59.  
  60. public function isFileEnd(): bool
  61. {
  62. return self::TYPE_FILE_END === $this->type;
  63. }
  64.  
  65. public function isDelimiter(array $values = []): bool
  66. {
  67. if (self::TYPE_DELIMITER !== $this->type) {
  68. return false;
  69. }
  70.  
  71. if (empty($values)) {
  72. return true;
  73. }
  74.  
  75. return \in_array($this->value, $values);
  76. }
  77.  
  78. public function isWhitespace(): bool
  79. {
  80. return self::TYPE_WHITESPACE === $this->type;
  81. }
  82.  
  83. public function isIdentifier(): bool
  84. {
  85. return self::TYPE_IDENTIFIER === $this->type;
  86. }
  87.  
  88. public function isHash(): bool
  89. {
  90. return self::TYPE_HASH === $this->type;
  91. }
  92.  
  93. public function isNumber(): bool
  94. {
  95. return self::TYPE_NUMBER === $this->type;
  96. }
  97.  
  98. public function isString(): bool
  99. {
  100. return self::TYPE_STRING === $this->type;
  101. }
  102.  
  103. public function __toString(): string
  104. {
  105. if ($this->value) {
  106. return sprintf('<%s "%s" at %s>', $this->type, $this->value, $this->position);
  107. }
  108.  
  109. return sprintf('<%s at %s>', $this->type, $this->position);
  110. }
  111. }