update

node_modules/browser-sync-ui/lib/plugins/remote-debug/no-cache.js

@@ -0,0 +1,38 @@
+var Immutable = require("immutable");
+
+module.exports.init = function (ui, bs) {
+
+    var optPath = ["remote-debug", "no-cache"];
+
+    ui.setOptionIn(optPath, Immutable.Map({
+        name: "no-cache",
+        title: "No Cache",
+        active: false,
+        tagline: "Disable all Browser Caching"
+    }));
+
+    var methods = {
+        toggle: function (value) {
+            if (value !== true) {
+                value = false;
+            }
+            if (value) {
+                ui.setOptionIn(optPath.concat("active"), true);
+                bs.addMiddleware("*", function (req, res, next) {
+                    res.setHeader("Cache-Control", "no-cache, no-store, must-revalidate");
+                    res.setHeader("Pragma", "no-cache");
+                    res.setHeader("Expires", "0");
+                    next();
+                }, {id: "ui-no-cache", override: true});
+            } else {
+                ui.setOptionIn(optPath.concat("active"), false);
+                bs.removeMiddleware("ui-no-cache");
+            }
+        },
+        event: function (event) {
+            methods[event.event](event.data);
+        }
+    };
+
+    return methods;
+};