text: // const tagsView = {
  //   state: {
  //     visitedViews: [],
  //     cachedViews: []
  //   },
  //   mutations: {
  //     ADD_VISITED_VIEWS: (state, view) => {
  //       if (state.visitedViews.some(v => v.path === view.path)) return
  //       state.visitedViews.push({
  //         name: view.name,
  //         path: view.path,
  //         title: view.meta.title || 'no-name'
  //       })
  //       if (!view.meta.noCache) {
  //         state.cachedViews.push(view.name)
  //       }
  //     },
  //     DEL_VISITED_VIEWS: (state, view) => {
  //       for (const [i, v] of state.visitedViews.entries()) {
  //         if (v.path === view.path) {
  //           state.visitedViews.splice(i, 1)
  //           break
  //         }
  //       }
  //       for (const i of state.cachedViews) {
  //         if (i === view.name) {
  //           const index = state.cachedViews.indexOf(i)
  //           state.cachedViews.splice(index, 1)
  //           break
  //         }
  //       }
  //     },
  //     DEL_OTHERS_VIEWS: (state, view) => {
  //       for (const [i, v] of state.visitedViews.entries()) {
  //         if (v.path === view.path) {
  //           state.visitedViews = state.visitedViews.slice(i, i + 1)
  //           break
  //         }
  //       }
  //       for (const i of state.cachedViews) {
  //         if (i === view.name) {
  //           const index = state.cachedViews.indexOf(i)
  //           state.cachedViews = state.cachedViews.slice(index, i + 1)
  //           break
  //         }
  //       }
  //     },
  //     DEL_ALL_VIEWS: (state) => {
  //       state.visitedViews = []
  //       state.cachedViews = []
  //     }
  //   },
  //   actions: {
  //     addVisitedViews({ commit }, view) {
  //       commit('ADD_VISITED_VIEWS', view)
  //     },
  //     delVisitedViews({ commit, state }, view) {
  //       return new Promise((resolve) => {
  //         commit('DEL_VISITED_VIEWS', view)
  //         resolve([...state.visitedViews])
  //       })
  //     },
  //     delOthersViews({ commit, state }, view) {
  //       return new Promise((resolve) => {
  //         commit('DEL_OTHERS_VIEWS', view)
  //         resolve([...state.visitedViews])
  //       })
  //     },
  //     delAllViews({ commit, state }) {
  //       return new Promise((resolve) => {
  //         commit('DEL_ALL_VIEWS')
  //         resolve([...state.visitedViews])
  //       })
  //     }
  //   }
  // }
  //
  // export default tagsView
  