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- /*
- MIT License http://www.opensource.org/licenses/mit-license.php
- Author Tobias Koppers @sokra
- */
- /*globals __webpack_hash__ */
- if (module.hot) {
- var lastHash;
- var upToDate = function upToDate() {
- return lastHash.indexOf(__webpack_hash__) >= 0;
- };
- var log = require("./log");
- var check = function check() {
- module.hot
- .check()
- .then(function(updatedModules) {
- if (!updatedModules) {
- log("warning", "[HMR] Cannot find update. Need to do a full reload!");
- log(
- "warning",
- "[HMR] (Probably because of restarting the webpack-dev-server)"
- );
- return;
- }
-
- return module.hot
- .apply({
- ignoreUnaccepted: true,
- ignoreDeclined: true,
- ignoreErrored: true,
- onUnaccepted: function(data) {
- log(
- "warning",
- "Ignored an update to unaccepted module " +
- data.chain.join(" -> ")
- );
- },
- onDeclined: function(data) {
- log(
- "warning",
- "Ignored an update to declined module " +
- data.chain.join(" -> ")
- );
- },
- onErrored: function(data) {
- log("error", data.error);
- log(
- "warning",
- "Ignored an error while updating module " +
- data.moduleId +
- " (" +
- data.type +
- ")"
- );
- }
- })
- .then(function(renewedModules) {
- if (!upToDate()) {
- check();
- }
-
- require("./log-apply-result")(updatedModules, renewedModules);
-
- 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 check for update. Need to do a full reload!"
- );
- log("warning", "[HMR] " + log.formatError(err));
- } else {
- log("warning", "[HMR] Update check failed: " + log.formatError(err));
- }
- });
- };
- var hotEmitter = require("./emitter");
- hotEmitter.on("webpackHotUpdate", function(currentHash) {
- lastHash = currentHash;
- if (!upToDate()) {
- var status = module.hot.status();
- if (status === "idle") {
- log("info", "[HMR] Checking for updates on the server...");
- check();
- } else if (["abort", "fail"].indexOf(status) >= 0) {
- log(
- "warning",
- "[HMR] Cannot apply update as a previous update " +
- status +
- "ed. Need to do a full reload!"
- );
- }
- }
- });
- log("info", "[HMR] Waiting for update signal from WDS...");
- } else {
- throw new Error("[HMR] Hot Module Replacement is disabled.");
- }
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