| /* |
| 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."); |
| } |