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"use strict";
function _createForOfIteratorHelperLoose(o, allowArrayLike) { var it; if (typeof Symbol === "undefined" || o[Symbol.iterator] == null) { if (Array.isArray(o) || (it = _unsupportedIterableToArray(o)) || allowArrayLike && o && typeof o.length === "number") { if (it) o = it; var i = 0; return function () { if (i >= o.length) return { done: true }; return { done: false, value: o[i++] }; }; } throw new TypeError("Invalid attempt to iterate non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method."); } it = o[Symbol.iterator](); return it.next.bind(it); }
function _unsupportedIterableToArray(o, minLen) { if (!o) return; if (typeof o === "string") return _arrayLikeToArray(o, minLen); var n = Object.prototype.toString.call(o).slice(8, -1); if (n === "Object" && o.constructor) n = o.constructor.name; if (n === "Map" || n === "Set") return Array.from(o); if (n === "Arguments" || /^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(n)) return _arrayLikeToArray(o, minLen); }
function _arrayLikeToArray(arr, len) { if (len == null || len > arr.length) len = arr.length; for (var i = 0, arr2 = new Array(len); i < len; i++) { arr2[i] = arr[i]; } return arr2; }
var browserslist = require('browserslist');
function capitalize(str) {
return str.slice(0, 1).toUpperCase() + str.slice(1);
}
var NAMES = {
ie: 'IE',
ie_mob: 'IE Mobile',
ios_saf: 'iOS',
op_mini: 'Opera Mini',
op_mob: 'Opera Mobile',
and_chr: 'Chrome for Android',
and_ff: 'Firefox for Android',
and_uc: 'UC for Android'
};
function prefix(name, prefixes, note) {
var out = " " + name;
if (note) out += ' *';
out += ': ';
out += prefixes.map(function (i) {
return i.replace(/^-(.*)-$/g, '$1');
}).join(', ');
out += '\n';
return out;
}
module.exports = function (prefixes) {
if (prefixes.browsers.selected.length === 0) {
return 'No browsers selected';
}
var versions = {};
for (var _iterator = _createForOfIteratorHelperLoose(prefixes.browsers.selected), _step; !(_step = _iterator()).done;) {
var _browser = _step.value;
var parts = _browser.split(' ');
var _name2 = parts[0];
var version = parts[1];
_name2 = NAMES[_name2] || capitalize(_name2);
if (versions[_name2]) {
versions[_name2].push(version);
} else {
versions[_name2] = [version];
}
}
var out = 'Browsers:\n';
for (var browser in versions) {
var list = versions[browser];
list = list.sort(function (a, b) {
return parseFloat(b) - parseFloat(a);
});
out += " " + browser + ": " + list.join(', ') + "\n";
}
var coverage = browserslist.coverage(prefixes.browsers.selected);
var round = Math.round(coverage * 100) / 100.0;
out += "\nThese browsers account for " + round + "% of all users globally\n";
var atrules = [];
for (var name in prefixes.add) {
var data = prefixes.add[name];
if (name[0] === '@' && data.prefixes) {
atrules.push(prefix(name, data.prefixes));
}
}
if (atrules.length > 0) {
out += "\nAt-Rules:\n" + atrules.sort().join('');
}
var selectors = [];
for (var _iterator2 = _createForOfIteratorHelperLoose(prefixes.add.selectors), _step2; !(_step2 = _iterator2()).done;) {
var selector = _step2.value;
if (selector.prefixes) {
selectors.push(prefix(selector.name, selector.prefixes));
}
}
if (selectors.length > 0) {
out += "\nSelectors:\n" + selectors.sort().join('');
}
var values = [];
var props = [];
var hadGrid = false;
for (var _name in prefixes.add) {
var _data = prefixes.add[_name];
if (_name[0] !== '@' && _data.prefixes) {
var grid = _name.indexOf('grid-') === 0;
if (grid) hadGrid = true;
props.push(prefix(_name, _data.prefixes, grid));
}
if (!Array.isArray(_data.values)) {
continue;
}
for (var _iterator3 = _createForOfIteratorHelperLoose(_data.values), _step3; !(_step3 = _iterator3()).done;) {
var value = _step3.value;
var _grid = value.name.includes('grid');
if (_grid) hadGrid = true;
var string = prefix(value.name, value.prefixes, _grid);
if (!values.includes(string)) {
values.push(string);
}
}
}
if (props.length > 0) {
out += "\nProperties:\n" + props.sort().join('');
}
if (values.length > 0) {
out += "\nValues:\n" + values.sort().join('');
}
if (hadGrid) {
out += '\n* - Prefixes will be added only on grid: true option.\n';
}
if (!atrules.length && !selectors.length && !props.length && !values.length) {
out += '\nAwesome! Your browsers don\'t require any vendor prefixes.' + '\nNow you can remove Autoprefixer from build steps.';
}
return out;
};