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Edit File: info.js

(function() {
  var browserslist, capitalize, names, prefix;

browserslist = require('browserslist');

capitalize = function(str) {
    return str.slice(0, 1).toUpperCase() + str.slice(1);
  };

names = {
    ie: 'IE',
    ie_mob: 'IE Mobile',
    ios_saf: 'iOS',
    op_mini: 'Opera Mini',
    op_mob: 'Opera Mobile',
    and_chr: 'Chrome for Android',
    and_ff: 'Firefox for Android',
    and_uc: 'UC for Android'
  };

prefix = function(name, prefixes) {
    var out;
    out = '  ' + name + ': ';
    out += prefixes.map(function(i) {
      return i.replace(/^-(.*)-$/g, '$1');
    }).join(', ');
    out += "\n";
    return out;
  };

module.exports = function(prefixes) {
    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;
    if (prefixes.browsers.selected.length === 0) {
      return "No browsers selected";
    }
    versions = [];
    ref = prefixes.browsers.selected;
    for (j = 0, len = ref.length; j < len; j++) {
      browser = ref[j];
      ref1 = browser.split(' '), name = ref1[0], version = ref1[1];
      name = names[name] || capitalize(name);
      if (versions[name]) {
        versions[name].push(version);
      } else {
        versions[name] = [version];
      }
    }
    out = "Browsers:\n";
    for (browser in versions) {
      list = versions[browser];
      list = list.sort(function(a, b) {
        return parseFloat(b) - parseFloat(a);
      });
      out += '  ' + browser + ': ' + list.join(', ') + "\n";
    }
    coverage = browserslist.coverage(prefixes.browsers.selected);
    round = Math.round(coverage * 100) / 100.0;
    out += "\nThese browsers account for " + round + "% of all users globally\n";
    atrules = '';
    ref2 = prefixes.add;
    for (name in ref2) {
      data = ref2[name];
      if (name[0] === '@' && data.prefixes) {
        atrules += prefix(name, data.prefixes);
      }
    }
    if (atrules !== '') {
      out += "\nAt-Rules:\n" + atrules;
    }
    selectors = '';
    ref3 = prefixes.add.selectors;
    for (k = 0, len1 = ref3.length; k < len1; k++) {
      selector = ref3[k];
      if (selector.prefixes) {
        selectors += prefix(selector.name, selector.prefixes);
      }
    }
    if (selectors !== '') {
      out += "\nSelectors:\n" + selectors;
    }
    values = '';
    props = '';
    ref4 = prefixes.add;
    for (name in ref4) {
      data = ref4[name];
      if (name[0] !== '@' && data.prefixes) {
        props += prefix(name, data.prefixes);
      }
      if (!data.values) {
        continue;
      }
      ref5 = data.values;
      for (l = 0, len2 = ref5.length; l < len2; l++) {
        value = ref5[l];
        string = prefix(value.name, value.prefixes);
        if (values.indexOf(string) === -1) {
          values += string;
        }
      }
    }
    if (props !== '') {
      out += "\nProperties:\n" + props;
    }
    if (values !== '') {
      out += "\nValues:\n" + values;
    }
    if (atrules === '' && selectors === '' && props === '' && values === '') {
      out += '\nAwesome! Your browsers don\'t require any vendor prefixes.' + '\nNow you can remove Autoprefixer from build steps.';
    }
    return out;
  };

}).call(this);

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