chushihua

node_modules/webpack/hot/signal.js

@@ -0,0 +1,52 @@
+/*
+	MIT License http://www.opensource.org/licenses/mit-license.php
+	Author Tobias Koppers @sokra
+*/
+/*globals __resourceQuery */
+if(module.hot) {
+	var log = require("./log");
+	var checkForUpdate = function checkForUpdate(fromUpdate) {
+		module.hot.check().then(function(updatedModules) {
+			if(!updatedModules) {
+				if(fromUpdate)
+					log("info", "[HMR] Update applied.");
+				else
+					log("warning", "[HMR] Cannot find update.");
+				return;
+			}
+
+			return module.hot.apply({
+				ignoreUnaccepted: true,
+				onUnaccepted: function(data) {
+					log("warning", "Ignored an update to unaccepted module " + data.chain.join(" -> "));
+				},
+			}).then(function(renewedModules) {
+				require("./log-apply-result")(updatedModules, renewedModules);
+
+				checkForUpdate(true);
+				return null;
+			});
+		}).catch(function(err) {
+			var status = module.hot.status();
+			if(["abort", "fail"].indexOf(status) >= 0) {
+				log("warning", "[HMR] Cannot apply update.");
+				log("warning", "[HMR] " + err.stack || err.message);
+				log("warning", "[HMR] You need to restart the application!");
+			} else {
+				log("warning", "[HMR] Update failed: " + err.stack || err.message);
+			}
+		});
+	};
+
+	process.on(__resourceQuery.substr(1) || "SIGUSR2", function() {
+		if(module.hot.status() !== "idle") {
+			log("warning", "[HMR] Got signal but currently in " + module.hot.status() + " state.");
+			log("warning", "[HMR] Need to be in idle state to start hot update.");
+			return;
+		}
+
+		checkForUpdate();
+	});
+} else {
+	throw new Error("[HMR] Hot Module Replacement is disabled.");
+}