info.js 3.6 KB

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  1. (function() {
  2. var capitalize, names, prefix;
  3. capitalize = function(str) {
  4. return str.slice(0, 1).toUpperCase() + str.slice(1);
  5. };
  6. names = {
  7. ie: 'IE',
  8. ie_mob: 'IE Mobile',
  9. ios_saf: 'iOS',
  10. op_mini: 'Opera Mini',
  11. op_mob: 'Opera Mobile',
  12. and_chr: 'Chrome for Android',
  13. and_ff: 'Firefox for Android',
  14. and_uc: 'UC for Android'
  15. };
  16. prefix = function(name, transition, prefixes) {
  17. var out;
  18. out = ' ' + name + (transition ? '*' : '') + ': ';
  19. out += prefixes.map(function(i) {
  20. return i.replace(/^-(.*)-$/g, '$1');
  21. }).join(', ');
  22. out += "\n";
  23. return out;
  24. };
  25. module.exports = function(prefixes) {
  26. var atrules, browser, data, list, name, needTransition, out, props, selector, selectors, string, transitionProp, useTransition, value, values, version, versions, _i, _j, _k, _len, _len1, _len2, _ref, _ref1, _ref2, _ref3, _ref4, _ref5, _ref6;
  27. if (prefixes.browsers.selected.length === 0) {
  28. return "No browsers selected";
  29. }
  30. versions = [];
  31. _ref = prefixes.browsers.selected;
  32. for (_i = 0, _len = _ref.length; _i < _len; _i++) {
  33. browser = _ref[_i];
  34. _ref1 = browser.split(' '), name = _ref1[0], version = _ref1[1];
  35. name = names[name] || capitalize(name);
  36. if (versions[name]) {
  37. versions[name].push(version);
  38. } else {
  39. versions[name] = [version];
  40. }
  41. }
  42. out = "Browsers:\n";
  43. for (browser in versions) {
  44. list = versions[browser];
  45. list = list.sort(function(a, b) {
  46. return parseFloat(b) - parseFloat(a);
  47. });
  48. out += ' ' + browser + ': ' + list.join(', ') + "\n";
  49. }
  50. atrules = '';
  51. _ref2 = prefixes.add;
  52. for (name in _ref2) {
  53. data = _ref2[name];
  54. if (name[0] === '@' && data.prefixes) {
  55. atrules += prefix(name, false, data.prefixes);
  56. }
  57. }
  58. if (atrules !== '') {
  59. out += "\nAt-Rules:\n" + atrules;
  60. }
  61. selectors = '';
  62. _ref3 = prefixes.add.selectors;
  63. for (_j = 0, _len1 = _ref3.length; _j < _len1; _j++) {
  64. selector = _ref3[_j];
  65. if (selector.prefixes) {
  66. selectors += prefix(selector.name, false, selector.prefixes);
  67. }
  68. }
  69. if (selectors !== '') {
  70. out += "\nSelectors:\n" + selectors;
  71. }
  72. values = '';
  73. props = '';
  74. useTransition = false;
  75. needTransition = (_ref4 = prefixes.add.transition) != null ? _ref4.prefixes : void 0;
  76. _ref5 = prefixes.add;
  77. for (name in _ref5) {
  78. data = _ref5[name];
  79. if (name[0] !== '@' && data.prefixes) {
  80. transitionProp = needTransition && prefixes.data[name].transition;
  81. if (transitionProp) {
  82. useTransition = true;
  83. }
  84. props += prefix(name, transitionProp, data.prefixes);
  85. }
  86. if (!data.values) {
  87. continue;
  88. }
  89. if (prefixes.transitionProps.some(function(i) {
  90. return i === name;
  91. })) {
  92. continue;
  93. }
  94. _ref6 = data.values;
  95. for (_k = 0, _len2 = _ref6.length; _k < _len2; _k++) {
  96. value = _ref6[_k];
  97. string = prefix(value.name, false, value.prefixes);
  98. if (values.indexOf(string) === -1) {
  99. values += string;
  100. }
  101. }
  102. }
  103. if (useTransition) {
  104. props += " * - can be used in transition\n";
  105. }
  106. if (props !== '') {
  107. out += "\nProperties:\n" + props;
  108. }
  109. if (values !== '') {
  110. out += "\nValues:\n" + values;
  111. }
  112. if (atrules === '' && selectors === '' && props === '' && values === '') {
  113. out += '\nAwesome! Your browsers don\'t require any vendor prefixes.' + '\nNow you can remove Autoprefixer from build steps.';
  114. }
  115. return out;
  116. };
  117. }).call(this);