choerodon-ui/pro/lib/_util/styleChecker.js

An enterprise-class UI design language and React-based implementation

"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.canUseDom = canUseDom;
exports.isStyleSupport = isStyleSupport;

function canUseDom() {
  return !!(typeof window !== 'undefined' && window.document && window.document.createElement);
}

var isStyleNameSupport = function isStyleNameSupport(styleName) {
  if (canUseDom() && window.document.documentElement) {
    var styleNameList = Array.isArray(styleName) ? styleName : [styleName];
    var documentElement = window.document.documentElement;
    return styleNameList.some(function (name) {
      return name in documentElement.style;
    });
  }

  return false;
};

var isStyleValueSupport = function isStyleValueSupport(styleName, value) {
  if (!isStyleNameSupport(styleName)) {
    return false;
  }

  var ele = document.createElement('div');
  var origin = ele.style[styleName];
  ele.style[styleName] = value;
  return ele.style[styleName] !== origin;
};

function isStyleSupport(styleName, styleValue) {
  if (!Array.isArray(styleName) && styleValue !== undefined) {
    return isStyleValueSupport(styleName, styleValue);
  }

  return isStyleNameSupport(styleName);
}
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