next
Version:
The React Framework
298 lines (296 loc) • 11.7 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.default = connect;
var _interop_require_default = require("@swc/helpers/lib/_interop_require_default.js").default;
var _client = require("next/dist/compiled/@next/react-dev-overlay/dist/client");
var _stripAnsi = _interop_require_default(require("next/dist/compiled/strip-ansi"));
var _websocket = require("./websocket");
var _formatWebpackMessages = _interop_require_default(require("./format-webpack-messages"));
function connect() {
(0, _client).register();
(0, _websocket).addMessageListener((event)=>{
if (event.data.indexOf('action') === -1) return;
try {
processMessage(event);
} catch (ex) {
console.warn('Invalid HMR message: ' + event.data + '\n', ex);
}
});
return {
subscribeToHmrEvent (handler) {
customHmrEventHandler = handler;
},
onUnrecoverableError () {
hadRuntimeError = true;
}
};
}
// This alternative WebpackDevServer combines the functionality of:
// https://github.com/webpack/webpack-dev-server/blob/webpack-1/client/index.js
// https://github.com/webpack/webpack/blob/webpack-1/hot/dev-server.js
// It only supports their simplest configuration (hot updates on same server).
// It makes some opinionated choices on top, like adding a syntax error overlay
// that looks similar to our console output. The error overlay is inspired by:
// https://github.com/glenjamin/webpack-hot-middleware
window.__nextDevClientId = Math.round(Math.random() * 100 + Date.now());
let hadRuntimeError = false;
let customHmrEventHandler;
// Remember some state related to hot module replacement.
var isFirstCompilation = true;
var mostRecentCompilationHash = null;
var hasCompileErrors = false;
function clearOutdatedErrors() {
// Clean up outdated compile errors, if any.
if (typeof console !== 'undefined' && typeof console.clear === 'function') {
if (hasCompileErrors) {
console.clear();
}
}
}
// Successful compilation.
function handleSuccess() {
clearOutdatedErrors();
const isHotUpdate = !isFirstCompilation || window.__NEXT_DATA__.page !== '/_error' && isUpdateAvailable();
isFirstCompilation = false;
hasCompileErrors = false;
// Attempt to apply hot updates or reload.
if (isHotUpdate) {
tryApplyUpdates(function onSuccessfulHotUpdate(hasUpdates) {
// Only dismiss it when we're sure it's a hot update.
// Otherwise it would flicker right before the reload.
onFastRefresh(hasUpdates);
});
}
}
// Compilation with warnings (e.g. ESLint).
function handleWarnings(warnings) {
clearOutdatedErrors();
const isHotUpdate = !isFirstCompilation;
isFirstCompilation = false;
hasCompileErrors = false;
function printWarnings() {
// Print warnings to the console.
const formatted = (0, _formatWebpackMessages).default({
warnings: warnings,
errors: []
});
if (typeof console !== 'undefined' && typeof console.warn === 'function') {
for(let i = 0; i < formatted.warnings.length; i++){
if (i === 5) {
console.warn('There were more warnings in other files.\n' + 'You can find a complete log in the terminal.');
break;
}
console.warn((0, _stripAnsi).default(formatted.warnings[i]));
}
}
}
printWarnings();
// Attempt to apply hot updates or reload.
if (isHotUpdate) {
tryApplyUpdates(function onSuccessfulHotUpdate(hasUpdates) {
// Only dismiss it when we're sure it's a hot update.
// Otherwise it would flicker right before the reload.
onFastRefresh(hasUpdates);
});
}
}
// Compilation with errors (e.g. syntax error or missing modules).
function handleErrors(errors) {
clearOutdatedErrors();
isFirstCompilation = false;
hasCompileErrors = true;
// "Massage" webpack messages.
var formatted = (0, _formatWebpackMessages).default({
errors: errors,
warnings: []
});
// Only show the first error.
(0, _client).onBuildError(formatted.errors[0]);
// Also log them to the console.
if (typeof console !== 'undefined' && typeof console.error === 'function') {
for(var i = 0; i < formatted.errors.length; i++){
console.error((0, _stripAnsi).default(formatted.errors[i]));
}
}
// Do not attempt to reload now.
// We will reload on next success instead.
if (process.env.__NEXT_TEST_MODE) {
if (self.__NEXT_HMR_CB) {
self.__NEXT_HMR_CB(formatted.errors[0]);
self.__NEXT_HMR_CB = null;
}
}
}
let startLatency = undefined;
function onFastRefresh(hasUpdates) {
(0, _client).onBuildOk();
if (hasUpdates) {
(0, _client).onRefresh();
}
if (startLatency) {
const endLatency = Date.now();
const latency = endLatency - startLatency;
console.log(`[Fast Refresh] done in ${latency}ms`);
(0, _websocket).sendMessage(JSON.stringify({
event: 'client-hmr-latency',
id: window.__nextDevClientId,
startTime: startLatency,
endTime: endLatency
}));
if (self.__NEXT_HMR_LATENCY_CB) {
self.__NEXT_HMR_LATENCY_CB(latency);
}
}
}
// There is a newer version of the code available.
function handleAvailableHash(hash) {
// Update last known compilation hash.
mostRecentCompilationHash = hash;
}
// Handle messages from the server.
function processMessage(e) {
const obj = JSON.parse(e.data);
switch(obj.action){
case 'building':
{
startLatency = Date.now();
console.log('[Fast Refresh] rebuilding');
break;
}
case 'built':
case 'sync':
{
if (obj.hash) {
handleAvailableHash(obj.hash);
}
const { errors , warnings } = obj;
const hasErrors = Boolean(errors && errors.length);
if (hasErrors) {
(0, _websocket).sendMessage(JSON.stringify({
event: 'client-error',
errorCount: errors.length,
clientId: window.__nextDevClientId
}));
return handleErrors(errors);
}
const hasWarnings = Boolean(warnings && warnings.length);
if (hasWarnings) {
(0, _websocket).sendMessage(JSON.stringify({
event: 'client-warning',
warningCount: warnings.length,
clientId: window.__nextDevClientId
}));
return handleWarnings(warnings);
}
(0, _websocket).sendMessage(JSON.stringify({
event: 'client-success',
clientId: window.__nextDevClientId
}));
return handleSuccess();
}
case 'serverComponentChanges':
{
(0, _websocket).sendMessage(JSON.stringify({
event: 'server-component-reload-page',
clientId: window.__nextDevClientId
}));
return window.location.reload();
}
default:
{
if (customHmrEventHandler) {
customHmrEventHandler(obj);
break;
}
break;
}
}
}
// Is there a newer version of this code available?
function isUpdateAvailable() {
/* globals __webpack_hash__ */ // __webpack_hash__ is the hash of the current compilation.
// It's a global variable injected by Webpack.
return mostRecentCompilationHash !== __webpack_hash__;
}
// Webpack disallows updates in other states.
function canApplyUpdates() {
return module.hot.status() === 'idle';
}
function afterApplyUpdates(fn) {
if (canApplyUpdates()) {
fn();
} else {
function handler(status) {
if (status === 'idle') {
module.hot.removeStatusHandler(handler);
fn();
}
}
module.hot.addStatusHandler(handler);
}
}
// Attempt to update code on the fly, fall back to a hard reload.
function tryApplyUpdates(onHotUpdateSuccess) {
if (!module.hot) {
// HotModuleReplacementPlugin is not in Webpack configuration.
console.error('HotModuleReplacementPlugin is not in Webpack configuration.');
// window.location.reload();
return;
}
if (!isUpdateAvailable() || !canApplyUpdates()) {
(0, _client).onBuildOk();
return;
}
function handleApplyUpdates(err, updatedModules) {
if (err || hadRuntimeError || !updatedModules) {
if (err) {
console.warn('[Fast Refresh] performing full reload\n\n' + "Fast Refresh will perform a full reload when you edit a file that's imported by modules outside of the React rendering tree.\n" + 'You might have a file which exports a React component but also exports a value that is imported by a non-React component file.\n' + 'Consider migrating the non-React component export to a separate file and importing it into both files.\n\n' + 'It is also possible the parent component of the component you edited is a class component, which disables Fast Refresh.\n' + 'Fast Refresh requires at least one parent function component in your React tree.');
} else if (hadRuntimeError) {
console.warn('[Fast Refresh] performing full reload because your application had an unrecoverable error');
}
performFullReload(err);
return;
}
const hasUpdates = Boolean(updatedModules.length);
if (typeof onHotUpdateSuccess === 'function') {
// Maybe we want to do something.
onHotUpdateSuccess(hasUpdates);
}
if (isUpdateAvailable()) {
// While we were updating, there was a new update! Do it again.
tryApplyUpdates(hasUpdates ? _client.onBuildOk : onHotUpdateSuccess);
} else {
(0, _client).onBuildOk();
if (process.env.__NEXT_TEST_MODE) {
afterApplyUpdates(()=>{
if (self.__NEXT_HMR_CB) {
self.__NEXT_HMR_CB();
self.__NEXT_HMR_CB = null;
}
});
}
}
}
// https://webpack.js.org/api/hot-module-replacement/#check
module.hot.check(/* autoApply */ true).then((updatedModules)=>{
handleApplyUpdates(null, updatedModules);
}, (err)=>{
handleApplyUpdates(err, null);
});
}
function performFullReload(err) {
const stackTrace = err && (err.stack && err.stack.split('\n').slice(0, 5).join('\n') || err.message || err + '');
(0, _websocket).sendMessage(JSON.stringify({
event: 'client-full-reload',
stackTrace
}));
window.location.reload();
}
if ((typeof exports.default === 'function' || (typeof exports.default === 'object' && exports.default !== null)) && typeof exports.default.__esModule === 'undefined') {
Object.defineProperty(exports.default, '__esModule', { value: true });
Object.assign(exports.default, exports);
module.exports = exports.default;
}
//# sourceMappingURL=hot-dev-client.js.map