vendor.js 3.4 KB

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  1. 'use strict';
  2. exports.__esModule = true;
  3. /**
  4. * Contains helpers for working with vendor prefixes.
  5. *
  6. * @example
  7. * const vendor = postcss.vendor;
  8. *
  9. * @namespace vendor
  10. */
  11. var vendor = {
  12. /**
  13. * Returns the vendor prefix extracted from an input string.
  14. *
  15. * @param {string} prop - string with or without vendor prefix
  16. *
  17. * @return {string} vendor prefix or empty string
  18. *
  19. * @example
  20. * postcss.vendor.prefix('-moz-tab-size') //=> '-moz-'
  21. * postcss.vendor.prefix('tab-size') //=> ''
  22. */
  23. prefix: function prefix(prop) {
  24. var match = prop.match(/^(-\w+-)/);
  25. if (match) {
  26. return match[0];
  27. } else {
  28. return '';
  29. }
  30. },
  31. /**
  32. * Returns the input string stripped of its vendor prefix.
  33. *
  34. * @param {string} prop - string with or without vendor prefix
  35. *
  36. * @return {string} string name without vendor prefixes
  37. *
  38. * @example
  39. * postcss.vendor.unprefixed('-moz-tab-size') //=> 'tab-size'
  40. */
  41. unprefixed: function unprefixed(prop) {
  42. return prop.replace(/^-\w+-/, '');
  43. }
  44. };
  45. exports.default = vendor;
  46. module.exports = exports['default'];
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