@stardust-ui/fela-tools/es/renderToString.js

Useful tools for working with Fela

var _extends = Object.assign || function (target) { for (var i = 1; i < arguments.length; i++) { var source = arguments[i]; for (var key in source) { if (Object.prototype.hasOwnProperty.call(source, key)) { target[key] = source[key]; } } } return target; };

import arrayReduce from 'fast-loops/lib/arrayReduce';
import { clusterCache, cssifySupportRules, RULE_TYPE, KEYFRAME_TYPE, STATIC_TYPE, FONT_TYPE } from 'fela-utils';

import cssifyMediaQueryRules from './cssifyMediaQueryRules';

export default function renderToString(renderer) {
  var _clusterCache = clusterCache(renderer.cache, renderer.mediaQueryOrder, renderer.supportQueryOrder, renderer.ruleOrder),
      fontFaces = _clusterCache.fontFaces,
      statics = _clusterCache.statics,
      keyframes = _clusterCache.keyframes,
      rules = _clusterCache.rules,
      mediaRules = _clusterCache.mediaRules,
      supportRules = _clusterCache.supportRules,
      supportMediaRules = _clusterCache.supportMediaRules;

  var basicCSS = fontFaces + statics + keyframes + rules + cssifySupportRules(supportRules);

  var mediaKeys = Object.keys(_extends({}, supportMediaRules, mediaRules));

  return arrayReduce(mediaKeys, function (css, query) {
    var mediaCSS = mediaRules[query] || '';
    var supportCSS = cssifySupportRules(supportMediaRules[query] || {});

    return css + cssifyMediaQueryRules(query, mediaCSS + supportCSS);
  }, basicCSS);
}