client.tsx

@@ -0,0 +1,64 @@
+import * as HTTP from "https://deno.land/std@0.177.0/http/server.ts";
+import * as Transpile from "./xpile.tsx";
+
+const dir = `file://${Deno.cwd().replaceAll("\\", "/")}`;
+
+const Sockets:Set<WebSocket> = new Set();
+const SocketsBroadcast =(inData:string)=>{ console.log(inData); for (const socket of Sockets){ socket.send(inData); } }
+const SocketsHandler = (_req:Request)=>
+{
+    if(_req.headers.get("upgrade") == "websocket")
+    {
+        try
+        {
+          const { response, socket } = Deno.upgradeWebSocket(_req);
+          socket.onopen = () => Sockets.add(socket);
+          socket.onclose = () => Sockets.delete(socket);
+          socket.onmessage = (e) => {};
+          socket.onerror = (e) => console.log("Socket errored:", e);
+          return response;
+        }
+        catch(e)
+        {
+            //
+            return new Response(e);
+        }
+    }
+    return new Response(`websockets only`);
+};
+
+HTTP.serve(SocketsHandler, { port: 4444 });
+
+const watcher =async()=>
+{
+    let blocking = false;
+    const filesChanged:Map<string, string> = new Map();
+    for await (const event of Deno.watchFs(Deno.cwd()))
+    {
+        event.paths.forEach( path => filesChanged.set(path, event.kind) );
+        if(!blocking)
+        {
+            blocking = true;
+            setTimeout(async()=>
+            {
+                for await (const [path, action] of filesChanged)
+                {
+                    const key = path.substring(Deno.cwd().length).replaceAll("\\", "/");
+                    if(action != "remove")
+                    {   
+                        await Transpile.Fetch(dir+key, key, true);
+                        SocketsBroadcast(key);
+                    }
+                    else
+                    {
+                        Transpile.Cache.delete(key);
+                    }
+                }
+                filesChanged.clear();
+                blocking = false;
+            }
+            , 1000);
+        }
+    }
+}
+watcher().then(()=>console.log("done watching"));

serve.tsx

@@ -1,88 +1,34 @@
 import * as MIME from "https://deno.land/std@0.180.0/media_types/mod.ts";
 import * as HTTP from "https://deno.land/std@0.177.0/http/server.ts";
-import * as SWCW from "https://esm.sh/@swc/wasm-web@1.3.62";
+import * as Transpile from "./xpile.tsx";
 
-type Configuration = {Proxy:string, Allow:string, Reset:string};
-type ConfigurationArgs = {Proxy?:string, Allow?:string, Reset?:string};
+type Configuration = {Proxy:string, Allow:string, Reset:string, Local:boolean};
+type ConfigurationArgs = {Proxy?:string, Allow?:string, Reset?:string, Local?:boolean};
 
 let Configure:Configuration =
 {
     Proxy: "",
     Allow: "*",
-    Reset: "/clear-cache"
+    Reset: "/clear-cache",
+    Local: false
 };
 export default (config:ConfigurationArgs)=> Configure = {...Configure, ...config};
 
-const TranspileConfig:SWCW.Options = {
-  sourceMaps: true,
-  minify: true,
-  jsc:
-  {
-    minify:
-    {
-        compress: { unused: true },
-        mangle: true
-    },
-    parser:
-    {
-        syntax: "typescript",
-        tsx: true,
-    },
-    transform:
-    {
-      react: { runtime: "automatic" }
-    }
-  },
-}
-const TranspileCache:Map<string, string> = new Map();
-const TranspileFetch =async(inPath:string)=>
-{
-    if(inPath.endsWith(".tsx") || inPath.endsWith(".jsx") || inPath.endsWith(".js") || inPath.endsWith(".mjs"))
-    {
-        const check = TranspileCache.get(inPath);
-        if(check)
-        {
-            return check;
-        }
-        else
-        {
-            try
-            {
-                const resp = await fetch(Configure.Proxy + inPath);
-                const text = await resp.text();
-                const {code, map} = await SWCW.transform(text, TranspileConfig);
-                TranspileCache.set(inPath, code);
-                return code;
-            }
-            catch(e)
-            {
-                return null;
-            }
-        }
-    }
-    else
-    {
-        return false;
-    }
-};
 
-await SWCW.default();
 HTTP.serve(async(req: Request)=>
 {
     const url:URL = new URL(req.url);
 
     if(url.pathname === Configure.Reset)
     {
-        const size = TranspileCache.size;
-        TranspileCache.clear();
-        return new Response(`cache cleared (${size} items)`);
+        return new Response(`cache cleared (${Transpile.Clear()} items)`);
     }
 
-    const lookup = await TranspileFetch(url.pathname);
+    const lookup = await Transpile.Fetch(Configure.Proxy + url.pathname);
     if(lookup === null)
     {
         // error
-        return new Response(`error (see console)`, {status:404, headers:{"content-type":"application/javascript", "Access-Control-Allow-Origin": Configure.Allow, charset:"utf-8"}});
+        return new Response(`transpile error (see console)`, {status:404, headers:{"content-type":"application/javascript", "Access-Control-Allow-Origin": Configure.Allow, charset:"utf-8"}});
     }
     else if(lookup === false)
     {

xpile.tsx

@@ -0,0 +1,65 @@
+import * as SWCW from "https://esm.sh/@swc/wasm-web@1.3.62";
+
+await SWCW.default();
+
+export const Config:SWCW.Options =
+{
+    sourceMaps: false,
+    minify: true,
+    jsc:
+    {
+      minify:
+      {
+          compress: { unused: true },
+          mangle: true
+      },
+      parser:
+      {
+          syntax: "typescript",
+          tsx: true,
+      },
+      transform:
+      {
+        react: { runtime: "automatic" }
+      }
+    },
+}
+export const Cache:Map<string, string> = new Map();
+export const Clear =()=>
+{
+    const size = Cache.size;
+    Cache.clear();
+    return size;
+};
+export const Fetch =async(inPath:string, inKey:string, inCheckCache=true)=>
+{
+    if(inPath.endsWith(".tsx") || inPath.endsWith(".jsx") || inPath.endsWith(".js") || inPath.endsWith(".mjs"))
+    {
+        const check = Cache.get(inPath);
+        if(check && inCheckCache)
+        {
+            return check;
+        }
+        else
+        {
+            
+            try
+            {
+                const resp = await fetch(inPath);
+                const text = await resp.text();
+                const {code} = await SWCW.transform(text, Config);
+                Cache.set(inKey, code);
+                return code;
+            }
+            catch(e)
+            {
+                console.log(`xpile.tsx error. Key:${inKey} Path:${inPath} Error:"${e}"`);
+                return null;
+            }
+        }
+    }
+    else
+    {
+        return false;
+    }
+};