Function createContainer

fixtures/attribute-behavior/src/App.js:254–264

()

  const tagName = attribute.tagName || 'div';

  function createContainer() {
    if (containerTagName === 'svg') {
      return document.createElementNS('http://www.w3.org/2000/svg', 'svg');
    } else if (containerTagName === 'document') {
      return document.implementation.createHTMLDocument('');
    } else if (containerTagName === 'head') {
      return document.implementation.createHTMLDocument('').head;
    } else {
      return document.createElement(containerTagName);
    }
  }

  const read = attribute.read;
  let testValue = type.testValue;