1
|
/*
|
2
|
MIT License http://www.opensource.org/licenses/mit-license.php
|
3
|
Author Tobias Koppers @sokra
|
4
|
*/
|
5
|
/*globals __webpack_hash__ */
|
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()
|
15
|
.then(function(updatedModules) {
|
16
|
if (!updatedModules) {
|
17
|
log("warning", "[HMR] Cannot find update. Need to do a full reload!");
|
18
|
log(
|
19
|
"warning",
|
20
|
"[HMR] (Probably because of restarting the webpack-dev-server)"
|
21
|
);
|
22
|
return;
|
23
|
}
|
24
|
|
25
|
return module.hot
|
26
|
.apply({
|
27
|
ignoreUnaccepted: true,
|
28
|
ignoreDeclined: true,
|
29
|
ignoreErrored: true,
|
30
|
onUnaccepted: function(data) {
|
31
|
log(
|
32
|
"warning",
|
33
|
"Ignored an update to unaccepted module " +
|
34
|
data.chain.join(" -> ")
|
35
|
);
|
36
|
},
|
37
|
onDeclined: function(data) {
|
38
|
log(
|
39
|
"warning",
|
40
|
"Ignored an update to declined module " +
|
41
|
data.chain.join(" -> ")
|
42
|
);
|
43
|
},
|
44
|
onErrored: function(data) {
|
45
|
log("error", data.error);
|
46
|
log(
|
47
|
"warning",
|
48
|
"Ignored an error while updating module " +
|
49
|
data.moduleId +
|
50
|
" (" +
|
51
|
data.type +
|
52
|
")"
|
53
|
);
|
54
|
}
|
55
|
})
|
56
|
.then(function(renewedModules) {
|
57
|
if (!upToDate()) {
|
58
|
check();
|
59
|
}
|
60
|
|
61
|
require("./log-apply-result")(updatedModules, renewedModules);
|
62
|
|
63
|
if (upToDate()) {
|
64
|
log("info", "[HMR] App is up to date.");
|
65
|
}
|
66
|
});
|
67
|
})
|
68
|
.catch(function(err) {
|
69
|
var status = module.hot.status();
|
70
|
if (["abort", "fail"].indexOf(status) >= 0) {
|
71
|
log(
|
72
|
"warning",
|
73
|
"[HMR] Cannot check for update. Need to do a full reload!"
|
74
|
);
|
75
|
log("warning", "[HMR] " + log.formatError(err));
|
76
|
} else {
|
77
|
log("warning", "[HMR] Update check failed: " + log.formatError(err));
|
78
|
}
|
79
|
});
|
80
|
};
|
81
|
var hotEmitter = require("./emitter");
|
82
|
hotEmitter.on("webpackHotUpdate", function(currentHash) {
|
83
|
lastHash = currentHash;
|
84
|
if (!upToDate()) {
|
85
|
var status = module.hot.status();
|
86
|
if (status === "idle") {
|
87
|
log("info", "[HMR] Checking for updates on the server...");
|
88
|
check();
|
89
|
} else if (["abort", "fail"].indexOf(status) >= 0) {
|
90
|
log(
|
91
|
"warning",
|
92
|
"[HMR] Cannot apply update as a previous update " +
|
93
|
status +
|
94
|
"ed. Need to do a full reload!"
|
95
|
);
|
96
|
}
|
97
|
}
|
98
|
});
|
99
|
log("info", "[HMR] Waiting for update signal from WDS...");
|
100
|
} else {
|
101
|
throw new Error("[HMR] Hot Module Replacement is disabled.");
|
102
|
}
|