'use strict';
Object.defineProperty(exports, “__esModule”, {
value: true
}); exports.default = unpackFeature;
var _statuses = require('../lib/statuses');
var _statuses2 = _interopRequireDefault(_statuses);
var _supported = require('../lib/supported');
var _supported2 = _interopRequireDefault(_supported);
var _browsers = require('./browsers');
var _browserVersions = require('./browserVersions');
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
var MATH2LOG = Math.log(2);
function unpackSupport(cipher) {
// bit flags var stats = Object.keys(_supported2.default).reduce(function (list, support) { if (cipher & _supported2.default[support]) list.push(support); return list; }, []); // notes var notes = cipher >> 7; var notesArray = []; while (notes) { var note = Math.floor(Math.log(notes) / MATH2LOG) + 1; notesArray.unshift('#' + note); notes -= Math.pow(2, note - 1); } return stats.concat(notesArray).join(' ');
}
function unpackFeature(packed) {
var unpacked = { status: _statuses2.default[packed.B], title: packed.C }; unpacked.stats = Object.keys(packed.A).reduce(function (browserStats, key) { var browser = packed.A[key]; browserStats[_browsers.browsers[key]] = Object.keys(browser).reduce(function (stats, support) { var packedVersions = browser[support].split(' '); var unpacked = unpackSupport(support); packedVersions.forEach(function (v) { return stats[_browserVersions.browserVersions[v]] = unpacked; }); return stats; }, {}); return browserStats; }, {}); return unpacked;
}