ant-design-vue/components/vc-tooltip/Content.jsx

import PropTypes from '../_util/vue-types'

export default {
  props: {
    prefixCls: PropTypes.string,
    overlay: PropTypes.any,
    trigger: PropTypes.any,
  },
  updated () {
    const { trigger } = this
    if (trigger) {
      trigger.forcePopupAlign()
    }
  },
  render () {
    const { overlay, prefixCls } = this
    return (
      <div class={`${prefixCls}-inner`} role='tooltip'>
        {typeof overlay === 'function' ? overlay() : overlay}
      </div>
    )
  },
}