mirror of https://github.com/thangisme/notes.git
114 lines
3.2 KiB
JavaScript
114 lines
3.2 KiB
JavaScript
(function() {
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var browserslist, capitalize, names, prefix;
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browserslist = require('browserslist');
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capitalize = function(str) {
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return str.slice(0, 1).toUpperCase() + str.slice(1);
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};
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names = {
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ie: 'IE',
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ie_mob: 'IE Mobile',
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ios_saf: 'iOS',
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op_mini: 'Opera Mini',
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op_mob: 'Opera Mobile',
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and_chr: 'Chrome for Android',
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and_ff: 'Firefox for Android',
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and_uc: 'UC for Android'
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};
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prefix = function(name, prefixes) {
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var out;
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out = ' ' + name + ': ';
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out += prefixes.map(function(i) {
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return i.replace(/^-(.*)-$/g, '$1');
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}).join(', ');
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out += "\n";
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return out;
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};
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module.exports = function(prefixes) {
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var atrules, browser, coverage, data, j, k, l, len, len1, len2, list, name, out, props, ref, ref1, ref2, ref3, ref4, ref5, round, selector, selectors, string, value, values, version, versions;
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if (prefixes.browsers.selected.length === 0) {
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return "No browsers selected";
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}
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versions = [];
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ref = prefixes.browsers.selected;
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for (j = 0, len = ref.length; j < len; j++) {
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browser = ref[j];
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ref1 = browser.split(' '), name = ref1[0], version = ref1[1];
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name = names[name] || capitalize(name);
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if (versions[name]) {
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versions[name].push(version);
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} else {
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versions[name] = [version];
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}
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}
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out = "Browsers:\n";
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for (browser in versions) {
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list = versions[browser];
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list = list.sort(function(a, b) {
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return parseFloat(b) - parseFloat(a);
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});
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out += ' ' + browser + ': ' + list.join(', ') + "\n";
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}
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coverage = browserslist.coverage(prefixes.browsers.selected);
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round = Math.round(coverage * 100) / 100.0;
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out += "\nThese browsers account for " + round + "% of all users globally\n";
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atrules = '';
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ref2 = prefixes.add;
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for (name in ref2) {
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data = ref2[name];
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if (name[0] === '@' && data.prefixes) {
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atrules += prefix(name, data.prefixes);
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}
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}
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if (atrules !== '') {
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out += "\nAt-Rules:\n" + atrules;
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}
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selectors = '';
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ref3 = prefixes.add.selectors;
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for (k = 0, len1 = ref3.length; k < len1; k++) {
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selector = ref3[k];
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if (selector.prefixes) {
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selectors += prefix(selector.name, selector.prefixes);
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}
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}
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if (selectors !== '') {
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out += "\nSelectors:\n" + selectors;
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}
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values = '';
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props = '';
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ref4 = prefixes.add;
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for (name in ref4) {
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data = ref4[name];
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if (name[0] !== '@' && data.prefixes) {
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props += prefix(name, data.prefixes);
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}
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if (!data.values) {
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continue;
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}
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ref5 = data.values;
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for (l = 0, len2 = ref5.length; l < len2; l++) {
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value = ref5[l];
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string = prefix(value.name, value.prefixes);
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if (values.indexOf(string) === -1) {
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values += string;
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}
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}
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}
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if (props !== '') {
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out += "\nProperties:\n" + props;
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}
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if (values !== '') {
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out += "\nValues:\n" + values;
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}
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if (atrules === '' && selectors === '' && props === '' && values === '') {
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out += '\nAwesome! Your browsers don\'t require any vendor prefixes.' + '\nNow you can remove Autoprefixer from build steps.';
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}
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return out;
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};
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}).call(this);
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