electron vue3 项目 vue devtool 下载失败

Question

electron-vue项目，用的是vue3,然后vue add electron-builder添加的electron,第二次启动的时候，开始报错

Failed to fetch extension, trying 4 more times
Failed to fetch extension, trying 3 more times
Failed to fetch extension, trying 2 more times
Failed to fetch extension, trying 1 more times
Failed to fetch extension, trying 0 more times
Vue Devtools failed to install: Error: net::ERR_CONNECTION_TIMED_OUT

mian.js代码

'use strict'

import { app, protocol, BrowserWindow } from 'electron'
import { createProtocol } from 'vue-cli-plugin-electron-builder/lib'
import installExtension, { VUEJS3_DEVTOOLS } from 'electron-devtools-installer'
const isDevelopment = process.env.NODE_ENV !== 'production'

protocol.registerSchemesAsPrivileged([
  { scheme: 'app', privileges: { secure: true, standard: true } }
])

async function createWindow () {
  const win = new BrowserWindow({
    width: 1000,
    height: 800,
    webPreferences: {
      nodeIntegration: process.env.ELECTRON_NODE_INTEGRATION,
      contextIsolation: !process.env.ELECTRON_NODE_INTEGRATION
    },
    show: false
  })
  if (process.env.WEBPACK_DEV_SERVER_URL) {
    await win.loadURL(process.env.WEBPACK_DEV_SERVER_URL)
    if (!process.env.IS_TEST) win.webContents.openDevTools()
  } else {
    createProtocol('app')
    win.loadURL('app://./index.html')
  }
}

app.on('window-all-closed', () => {
  if (process.platform !== 'darwin') {
    app.quit()
  }
})

app.on('activate', () => {
  if (BrowserWindow.getAllWindows().length === 0) createWindow()
})

app.on('ready', async () => {
  if (isDevelopment && !process.env.IS_TEST) {
    try {
      await installExtension(VUEJS3_DEVTOOLS)
    } catch (e) {
      console.error('Vue Devtools failed to install:', e.toString())
    }
  }
  createWindow()
})

if (isDevelopment) {
  if (process.platform === 'win32') {
    process.on('message', (data) => {
      if (data === 'graceful-exit') {
        app.quit()
      }
    })
  } else {
    process.on('SIGTERM', () => {
      app.quit()
    })
  }
}

网上也没有看见相关的问题

Answer 1

vue-devtools 会从 Github 上下载安装，因为众所周知的原因，下载会经常超时。

你可以搜索使用 FastGithub 这个工具后再次尝试。

要么你就像 https://www.jianshu.com/p/cc4... 这篇一样，自己手动下载 vue-devtools。