init

马宇豪

2024-07-16 f591c27b57e2418c9495bc02ae8cfff84d35bc18

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
/*
    MIT License http://www.opensource.org/licenses/mit-license.php
    Author Tobias Koppers @sokra
*/
/* globals __webpack_hash__ */
if (module.hot) {
    /** @type {undefined|string} */
    var lastHash;
    var upToDate = function upToDate() {
        return /** @type {string} */ (lastHash).indexOf(__webpack_hash__) >= 0;
    };
    var log = require("./log");
    var check = function check() {
        module.hot
            .check(true)
            .then(function (updatedModules) {
                if (!updatedModules) {
                    log(
                        "warning",
                        "[HMR] Cannot find update. " +
                            (typeof window !== "undefined"
                                ? "Need to do a full reload!"
                                : "Please reload manually!")
                    );
                    log(
                        "warning",
                        "[HMR] (Probably because of restarting the webpack-dev-server)"
                    );
                    if (typeof window !== "undefined") {
                        window.location.reload();
                    }
                    return;
                }
 
                if (!upToDate()) {
                    check();
                }
 
                require("./log-apply-result")(updatedModules, updatedModules);
 
                if (upToDate()) {
                    log("info", "[HMR] App is up to date.");
                }
            })
            .catch(function (err) {
                var status = module.hot.status();
                if (["abort", "fail"].indexOf(status) >= 0) {
                    log(
                        "warning",
                        "[HMR] Cannot apply update. " +
                            (typeof window !== "undefined"
                                ? "Need to do a full reload!"
                                : "Please reload manually!")
                    );
                    log("warning", "[HMR] " + log.formatError(err));
                    if (typeof window !== "undefined") {
                        window.location.reload();
                    }
                } else {
                    log("warning", "[HMR] Update failed: " + log.formatError(err));
                }
            });
    };
    var hotEmitter = require("./emitter");
    hotEmitter.on("webpackHotUpdate", function (currentHash) {
        lastHash = currentHash;
        if (!upToDate() && module.hot.status() === "idle") {
            log("info", "[HMR] Checking for updates on the server...");
            check();
        }
    });
    log("info", "[HMR] Waiting for update signal from WDS...");
} else {
    throw new Error("[HMR] Hot Module Replacement is disabled.");
}