vue hello world项目
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import hotEmitter from "webpack/hot/emitter.js";
import { log } from "./log.js";
/** @typedef {import("../index").Options} Options
/** @typedef {import("../index").Status} Status
/**
* @param {Options} options
* @param {Status} status
*/
function reloadApp(_ref, status) {
var hot = _ref.hot,
liveReload = _ref.liveReload;
if (status.isUnloading) {
return;
}
var currentHash = status.currentHash,
previousHash = status.previousHash;
var isInitial = currentHash.indexOf(
/** @type {string} */
previousHash) >= 0;
if (isInitial) {
return;
}
/**
* @param {Window} rootWindow
* @param {number} intervalId
*/
function applyReload(rootWindow, intervalId) {
clearInterval(intervalId);
log.info("App updated. Reloading...");
rootWindow.location.reload();
}
var search = self.location.search.toLowerCase();
var allowToHot = search.indexOf("webpack-dev-server-hot=false") === -1;
var allowToLiveReload = search.indexOf("webpack-dev-server-live-reload=false") === -1;
if (hot && allowToHot) {
log.info("App hot update...");
hotEmitter.emit("webpackHotUpdate", status.currentHash);
if (typeof self !== "undefined" && self.window) {
// broadcast update to window
self.postMessage("webpackHotUpdate".concat(status.currentHash), "*");
}
} // allow refreshing the page only if liveReload isn't disabled
else if (liveReload && allowToLiveReload) {
var rootWindow = self; // use parent window for reload (in case we're in an iframe with no valid src)
var intervalId = self.setInterval(function () {
if (rootWindow.location.protocol !== "about:") {
// reload immediately if protocol is valid
applyReload(rootWindow, intervalId);
} else {
rootWindow = rootWindow.parent;
if (rootWindow.parent === rootWindow) {
// if parent equals current window we've reached the root which would continue forever, so trigger a reload anyways
applyReload(rootWindow, intervalId);
}
}
});
}
}
export default reloadApp;