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Enum.php 2.5KB

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  1. <?php
  2. /*
  3. * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  4. * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  5. * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
  6. * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  7. * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  8. * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  9. * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  10. * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  11. * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  12. * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  13. * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  14. *
  15. * This software consists of voluntary contributions made by many individuals
  16. * and is licensed under the MIT license. For more information, see
  17. * <http://www.doctrine-project.org>.
  18. */
  19. namespace Doctrine\Common\Annotations\Annotation;
  20. /**
  21. * Annotation that can be used to signal to the parser
  22. * to check the available values during the parsing process.
  23. *
  24. * @since 2.4
  25. * @author Fabio B. Silva <fabio.bat.silva@gmail.com>
  26. *
  27. * @Annotation
  28. * @Attributes({
  29. * @Attribute("value", required = true, type = "array"),
  30. * @Attribute("literal", required = false, type = "array")
  31. * })
  32. */
  33. final class Enum
  34. {
  35. /**
  36. * @var array
  37. */
  38. public $value;
  39. /**
  40. * Literal target declaration.
  41. *
  42. * @var array
  43. */
  44. public $literal;
  45. /**
  46. * Annotation constructor.
  47. *
  48. * @param array $values
  49. *
  50. * @throws \InvalidArgumentException
  51. */
  52. public function __construct(array $values)
  53. {
  54. if ( ! isset($values['literal'])) {
  55. $values['literal'] = array();
  56. }
  57. foreach ($values['value'] as $var) {
  58. if( ! is_scalar($var)) {
  59. throw new \InvalidArgumentException(sprintf(
  60. '@Enum supports only scalar values "%s" given.',
  61. is_object($var) ? get_class($var) : gettype($var)
  62. ));
  63. }
  64. }
  65. foreach ($values['literal'] as $key => $var) {
  66. if( ! in_array($key, $values['value'])) {
  67. throw new \InvalidArgumentException(sprintf(
  68. 'Undefined enumerator value "%s" for literal "%s".',
  69. $key , $var
  70. ));
  71. }
  72. }
  73. $this->value = $values['value'];
  74. $this->literal = $values['literal'];
  75. }
  76. }