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next.js/client/webpack-hot-middleware-client.js

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/* global next */
import webpackHotMiddlewareClient from 'webpack-hot-middleware/client?overlay=false&reload=true'
const handlers = {
reload (route) {
if (route === '/_error') {
for (const r of Object.keys(next.router.components)) {
const { Component } = next.router.components[r]
if (Component.__route === '/_error-debug') {
// reload all '/_error-debug'
// which are expected to be errors of '/_error' routes
next.router.reload(r)
}
}
return
}
next.router.reload(route)
},
change (route) {
const { Component } = next.router.components[route] || {}
if (Component && Component.__route === '/_error-debug') {
// reload to recover from runtime errors
next.router.reload(route)
}
}
}
webpackHotMiddlewareClient.subscribe((obj) => {
const fn = handlers[obj.action]
if (fn) {
const data = obj.data || []
fn(...data)
} else {
throw new Error('Unexpected action ' + obj.action)
}
})