Skip to content
New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

fix(hmr): catch thrown errors when connecting to hmr websocket #7111

Merged
merged 3 commits into from May 18, 2022
Merged
Changes from all commits
Commits
File filter

Filter by extension

Filter by extension

Conversations
Failed to load comments.
Jump to
Jump to file
Failed to load files.
Diff view
Diff view
34 changes: 20 additions & 14 deletions packages/vite/src/client/client.ts
Expand Up @@ -19,10 +19,29 @@ console.log('[vite] connecting...')
const socketProtocol =
__HMR_PROTOCOL__ || (location.protocol === 'https:' ? 'wss' : 'ws')
const socketHost = `${__HMR_HOSTNAME__ || location.hostname}:${__HMR_PORT__}`
const socket = new WebSocket(`${socketProtocol}://${socketHost}`, 'vite-hmr')
const base = __BASE__ || '/'
const messageBuffer: string[] = []

let socket: WebSocket
try {
socket = new WebSocket(`${socketProtocol}://${socketHost}`, 'vite-hmr')

// Listen for messages
socket.addEventListener('message', async ({ data }) => {
handleMessage(JSON.parse(data))
})

// ping server
socket.addEventListener('close', async ({ wasClean }) => {
if (wasClean) return
console.log(`[vite] server connection lost. polling for restart...`)
await waitForSuccessfulPing()
location.reload()
})
} catch (error) {
console.error(`[vite] failed to connect to websocket (${error}). `)
}

function warnFailedFetch(err: Error, path: string | string[]) {
if (!err.message.match('fetch')) {
console.error(err)
Expand All @@ -40,11 +59,6 @@ function cleanUrl(pathname: string): string {
return url.pathname + url.search
}

// Listen for messages
socket.addEventListener('message', async ({ data }) => {
handleMessage(JSON.parse(data))
})

let isFirstUpdate = true

async function handleMessage(payload: HMRPayload) {
Expand Down Expand Up @@ -212,14 +226,6 @@ async function waitForSuccessfulPing(ms = 1000) {
}
}

// ping server
socket.addEventListener('close', async ({ wasClean }) => {
if (wasClean) return
console.log(`[vite] server connection lost. polling for restart...`)
await waitForSuccessfulPing()
location.reload()
})

// https://wicg.github.io/construct-stylesheets
const supportsConstructedSheet = (() => {
// TODO: re-enable this try block once Chrome fixes the performance of
Expand Down