vuepress-playground/src/rewrite.js

vuepress demo box

export default function hashChangeHandler (fn) {
  const pushState = window.history.pushState
  window.history.pushState = function (state) {
    if (typeof window.history.onpushstate === 'function') {
      window.history.onpushstate({ state: state })
    }
    setTimeout(_ => { fn() }, 0)
    return pushState.apply(window.history, arguments)
  }
}