'use strict'; 
function _interopDefault(ex){ 
return (ex && (typeof ex === 'object') && 'default' in ex)? ex["default"] : ex; 
} 
var path = _interopDefault(require('path')); 
var postcss = _interopDefault(require('postcss')); 
var Purgecss = _interopDefault(require('purgecss')); 
function _typeof(obj){ 
if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") { 
_typeof = function (obj){ 
return typeof obj; 
} 
; 
} 
 else { 
_typeof = function (obj){ 
return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype? "symbol": typeof obj; 
} 
; 
} 
return _typeof(obj); 
} 
function _toConsumableArray(arr){ 
return _arrayWithoutHoles(arr) || _iterableToArray(arr) || _nonIterableSpread(); 
} 
function _arrayWithoutHoles(arr){ 
if (Array.isArray(arr)) { 
for (var i = 0, arr2 = new Array((_AN_Read_length("length", arr))); 
i < _AN_Read_length("length", arr); i++ )arr2[i] = arr[i]; 
return arr2; 
} 
} 
function _iterableToArray(iter){ 
if (Symbol.iterator in Object(iter) || Object.prototype.toString.call(iter) === "[object Arguments]") return Array.from(iter); 
} 
function _nonIterableSpread(){ 
throw new TypeError("Invalid attempt to spread non-iterable instance")
} 
var CONFIG_FILENAME = 'purgecss.config.js'; 
var ERROR_CONFIG_FILE_LOADING = 'Error loading the config file'; 
var loadConfigFile = function loadConfigFile(configFile){ 
var pathConfig = typeof configFile === 'undefined'? CONFIG_FILENAME: configFile; 
var options; 
try { 
var t = path.resolve(process.cwd(), pathConfig); 
options = require(t); 
} 
catch (e) { 
throw new Error(ERROR_CONFIG_FILE_LOADING + e.message)
} 
return options; 
} 
; 
var index = postcss.plugin('postcss-plugin-purgecss', function (opts){ 
return function (root, result){ 
if (typeof opts === 'string' || typeof opts === 'undefined') opts = loadConfigFile(opts); 
if (!opts.css || !_AN_Read_length('length', opts.css)) { 
opts.css = ['__postcss_purgecss_placeholder'] ; 
} 
var purgecss = new Purgecss(opts); 
purgecss.root = root; 
var _purgecss$options = purgecss.options, content = _purgecss$options.content, extractors = _purgecss$options.extractors; 
var fileFormatContents = content.filter(function (o){ 
return typeof o === 'string'; 
} 
); 
var rawFormatContents = content.filter(function (o){ 
return _typeof(o) === 'object'; 
} 
); 
var cssFileSelectors = purgecss.extractFileSelector(fileFormatContents, extractors); 
var cssRawSelectors = purgecss.extractRawSelector(rawFormatContents, extractors); 
var cssSelectors = new Set([] .concat(_toConsumableArray(cssFileSelectors), _toConsumableArray(cssRawSelectors))); 
purgecss.getSelectorsCss(cssSelectors); 
if (purgecss.options.keyframes) purgecss.removeUnusedKeyframes(); 
if (purgecss.options.fontFace) purgecss.removeUnusedFontFaces(); 
if (purgecss.options.rejected && purgecss.selectorsRemoved.size > 0) { 
result.messages.push({ 
type: 'purgecss',
plugin: 'postcss-purgecss',
text: "purging ".concat(purgecss.selectorsRemoved.size, " selectors:\n  ").concat(Array.from(purgecss.selectorsRemoved).map(function (selector){ 
return selector.trim(); 
} 
).join('\n  '))}
); 
_AN_Call_clear('clear', purgecss.selectorsRemoved); 
} 
} 
; 
} 
); 
module.exports = index;