text-decoration.js 2.0 KB

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  1. 'use strict';
  2. function _defaults(obj, defaults) { var keys = Object.getOwnPropertyNames(defaults); for (var i = 0; i < keys.length; i++) { var key = keys[i]; var value = Object.getOwnPropertyDescriptor(defaults, key); if (value && value.configurable && obj[key] === undefined) { Object.defineProperty(obj, key, value); } } return obj; }
  3. function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
  4. function _possibleConstructorReturn(self, call) { if (!self) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return call && (typeof call === "object" || typeof call === "function") ? call : self; }
  5. function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function, not " + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) Object.setPrototypeOf ? Object.setPrototypeOf(subClass, superClass) : _defaults(subClass, superClass); }
  6. var Declaration = require('../declaration');
  7. var BASIC = ['none', 'underline', 'overline', 'line-through', 'blink', 'inherit', 'initial', 'unset'];
  8. var TextDecoration = function (_Declaration) {
  9. _inherits(TextDecoration, _Declaration);
  10. function TextDecoration() {
  11. _classCallCheck(this, TextDecoration);
  12. return _possibleConstructorReturn(this, _Declaration.apply(this, arguments));
  13. }
  14. /**
  15. * Do not add prefixes for basic values.
  16. */
  17. TextDecoration.prototype.check = function check(decl) {
  18. return decl.value.split(/\s+/).some(function (i) {
  19. return BASIC.indexOf(i) === -1;
  20. });
  21. };
  22. return TextDecoration;
  23. }(Declaration);
  24. Object.defineProperty(TextDecoration, 'names', {
  25. enumerable: true,
  26. writable: true,
  27. value: ['text-decoration']
  28. });
  29. module.exports = TextDecoration;