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- 'use strict';
-
- Object.defineProperty(exports, "__esModule", {
- value: true
- });
-
- 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; };
-
- exports.default = generateDynamicPrefixMap;
-
- var _caniuseApi = require('caniuse-api');
-
- var _propertyMap = require('./maps/propertyMap');
-
- var _propertyMap2 = _interopRequireDefault(_propertyMap);
-
- function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
-
- var prefixBrowserMap = {
- chrome: 'Webkit',
- safari: 'Webkit',
- firefox: 'Moz',
- opera: 'Webkit',
- ie: 'ms',
- edge: 'ms',
- ios_saf: 'Webkit',
- android: 'Webkit',
- and_chr: 'Webkit',
- and_uc: 'Webkit',
- op_mini: 'Webkit',
- ie_mob: 'ms'
- };
-
- var browsers = Object.keys(prefixBrowserMap);
-
- // remove flexprops from IE
- var flexPropsIE = ['alignContent', 'alignSelf', 'alignItems', 'justifyContent', 'order', 'flexGrow', 'flexShrink', 'flexBasis'];
-
- function generateDynamicPrefixMap(browserList) {
- var prefixMap = {};
-
- for (var i = 0, len = browsers.length; i < len; ++i) {
- var browser = browsers[i];
- if (!prefixMap.hasOwnProperty(browser)) {
- prefixMap[browser] = {};
- }
-
- for (var keyword in _propertyMap2.default) {
- var keywordProperties = [].concat(_propertyMap2.default[keyword]);
- var versions = (0, _caniuseApi.getSupport)(keyword);
-
- for (var j = 0, kLen = keywordProperties.length; j < kLen; ++j) {
- if (versions[browser].x >= browserList[browser]) {
- prefixMap[browser][keywordProperties[j]] = versions[browser].x;
- }
- }
- }
- }
-
- prefixMap.ie = _extends({}, prefixMap.ie, prefixMap.ie_mob);
-
- delete prefixMap.ie_mob;
-
- // remove flexProps from IE due to alternative syntax
- for (var _i = 0, _len = flexPropsIE.length; _i < _len; ++_i) {
- delete prefixMap.ie[flexPropsIE[_i]];
- }
-
- return prefixMap;
- }
- module.exports = exports['default'];
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