1 |
|
2 |
|
3 |
|
4 |
|
5 |
|
6 | if (module.hot) {
|
7 | var lastHash;
|
8 | var upToDate = function upToDate() {
|
9 | return lastHash.indexOf(__webpack_hash__) >= 0;
|
10 | };
|
11 | var log = require("./log");
|
12 | var check = function check() {
|
13 | module.hot
|
14 | .check(true)
|
15 | .then(function (updatedModules) {
|
16 | if (!updatedModules) {
|
17 | log(
|
18 | "warning",
|
19 | "[HMR] Cannot find update. " +
|
20 | (typeof window !== "undefined"
|
21 | ? "Need to do a full reload!"
|
22 | : "Please reload manually!")
|
23 | );
|
24 | log(
|
25 | "warning",
|
26 | "[HMR] (Probably because of restarting the webpack-dev-server)"
|
27 | );
|
28 | if (typeof window !== "undefined") {
|
29 | window.location.reload();
|
30 | }
|
31 | return;
|
32 | }
|
33 |
|
34 | if (!upToDate()) {
|
35 | check();
|
36 | }
|
37 |
|
38 | require("./log-apply-result")(updatedModules, updatedModules);
|
39 |
|
40 | if (upToDate()) {
|
41 | log("info", "[HMR] App is up to date.");
|
42 | }
|
43 | })
|
44 | .catch(function (err) {
|
45 | var status = module.hot.status();
|
46 | if (["abort", "fail"].indexOf(status) >= 0) {
|
47 | log(
|
48 | "warning",
|
49 | "[HMR] Cannot apply update. " +
|
50 | (typeof window !== "undefined"
|
51 | ? "Need to do a full reload!"
|
52 | : "Please reload manually!")
|
53 | );
|
54 | log("warning", "[HMR] " + log.formatError(err));
|
55 | if (typeof window !== "undefined") {
|
56 | window.location.reload();
|
57 | }
|
58 | } else {
|
59 | log("warning", "[HMR] Update failed: " + log.formatError(err));
|
60 | }
|
61 | });
|
62 | };
|
63 | var hotEmitter = require("./emitter");
|
64 | hotEmitter.on("webpackHotUpdate", function (currentHash) {
|
65 | lastHash = currentHash;
|
66 | if (!upToDate() && module.hot.status() === "idle") {
|
67 | log("info", "[HMR] Checking for updates on the server...");
|
68 | check();
|
69 | }
|
70 | });
|
71 | log("info", "[HMR] Waiting for update signal from WDS...");
|
72 | } else {
|
73 | throw new Error("[HMR] Hot Module Replacement is disabled.");
|
74 | }
|