Initial commit

node_modules/next/dist/client/components/react-dev-overlay/utils/use-websocket.js

@@ -0,0 +1,134 @@
+"use strict";
+Object.defineProperty(exports, "__esModule", {
+    value: true
+});
+0 && (module.exports = {
+    useSendMessage: null,
+    useTurbopack: null,
+    useWebsocket: null,
+    useWebsocketPing: null
+});
+function _export(target, all) {
+    for(var name in all)Object.defineProperty(target, name, {
+        enumerable: true,
+        get: all[name]
+    });
+}
+_export(exports, {
+    useSendMessage: function() {
+        return useSendMessage;
+    },
+    useTurbopack: function() {
+        return useTurbopack;
+    },
+    useWebsocket: function() {
+        return useWebsocket;
+    },
+    useWebsocketPing: function() {
+        return useWebsocketPing;
+    }
+});
+const _react = require("react");
+const _approutercontextsharedruntime = require("../../../../shared/lib/app-router-context.shared-runtime");
+const _getsocketurl = require("./get-socket-url");
+function useWebsocket(assetPrefix) {
+    const webSocketRef = (0, _react.useRef)(undefined);
+    (0, _react.useEffect)(()=>{
+        if (webSocketRef.current) {
+            return;
+        }
+        const url = (0, _getsocketurl.getSocketUrl)(assetPrefix);
+        webSocketRef.current = new window.WebSocket("" + url + "/_next/webpack-hmr");
+    }, [
+        assetPrefix
+    ]);
+    return webSocketRef;
+}
+function useSendMessage(webSocketRef) {
+    const sendMessage = (0, _react.useCallback)((data)=>{
+        const socket = webSocketRef.current;
+        if (!socket || socket.readyState !== socket.OPEN) {
+            return;
+        }
+        return socket.send(data);
+    }, [
+        webSocketRef
+    ]);
+    return sendMessage;
+}
+function useTurbopack(sendMessage, onUpdateError) {
+    const turbopackState = (0, _react.useRef)({
+        init: false,
+        // Until the dynamic import resolves, queue any turbopack messages which will be replayed.
+        queue: [],
+        callback: undefined
+    });
+    const processTurbopackMessage = (0, _react.useCallback)((msg)=>{
+        const { callback, queue } = turbopackState.current;
+        if (callback) {
+            callback(msg);
+        } else {
+            queue.push(msg);
+        }
+    }, []);
+    (0, _react.useEffect)(()=>{
+        const { current: initCurrent } = turbopackState;
+        // TODO(WEB-1589): only install if `process.turbopack` set.
+        if (initCurrent.init) {
+            return;
+        }
+        initCurrent.init = true;
+        import(// @ts-expect-error requires "moduleResolution": "node16" in tsconfig.json and not .ts extension
+        '@vercel/turbopack-ecmascript-runtime/browser/dev/hmr-client/hmr-client.ts').then((param)=>{
+            let { connect } = param;
+            const { current } = turbopackState;
+            connect({
+                addMessageListener (cb) {
+                    current.callback = cb;
+                    // Replay all Turbopack messages before we were able to establish the HMR client.
+                    for (const msg of current.queue){
+                        cb(msg);
+                    }
+                    current.queue = undefined;
+                },
+                sendMessage,
+                onUpdateError
+            });
+        });
+    }, [
+        sendMessage,
+        onUpdateError
+    ]);
+    return processTurbopackMessage;
+}
+function useWebsocketPing(websocketRef) {
+    const sendMessage = useSendMessage(websocketRef);
+    const { tree } = (0, _react.useContext)(_approutercontextsharedruntime.GlobalLayoutRouterContext);
+    (0, _react.useEffect)(()=>{
+        // Never send pings when using Turbopack as it's not used.
+        // Pings were originally used to keep track of active routes in on-demand-entries with webpack.
+        if (process.env.TURBOPACK) {
+            return;
+        }
+        // Taken from on-demand-entries-client.js
+        const interval = setInterval(()=>{
+            sendMessage(JSON.stringify({
+                event: 'ping',
+                tree,
+                appDirRoute: true
+            }));
+        }, 2500);
+        return ()=>clearInterval(interval);
+    }, [
+        tree,
+        sendMessage
+    ]);
+}
+
+if ((typeof exports.default === 'function' || (typeof exports.default === 'object' && exports.default !== null)) && typeof exports.default.__esModule === 'undefined') {
+  Object.defineProperty(exports.default, '__esModule', { value: true });
+  Object.assign(exports.default, exports);
+  module.exports = exports.default;
+}
+
+//# sourceMappingURL=use-websocket.js.map