Service: fix "no public ports are exposed"

closes #795

examples/aws-cluster/index.mjs

@@ -19,7 +19,6 @@ const upload = multer({ storage: multer.memoryStorage() });
 console.log(process.env);
 console.log(await client());
 app.get("/", async (req, res) => {
-  console.log(c);
   res.send("Hello World!");
 });
 

examples/aws-cluster/sst-env.d.ts

@@ -3,6 +3,14 @@
 import "sst"
 declare module "sst" {
   export interface Resource {
+    "MyBucket": {
+      "name": string
+      "type": "sst.aws.Bucket"
+    }
+    "MyService": {
+      "type": "sst.aws.Service"
+      "url": string
+    }
   }
 }
 export {}

examples/aws-cluster/sst.config.ts

@@ -13,7 +13,7 @@ export default $config({
       public: true,
     });
 
-    const vpc = new sst.aws.Vpc("MyVpc");
+    const vpc = new sst.aws.Vpc("MyVpc", { nat: "managed" });
 
     const cluster = new sst.aws.Cluster("MyCluster", { vpc });
 

platform/src/components/aws/service.ts

@@ -789,10 +789,15 @@ export class Service extends Component implements Link.Linkable {
    * Otherwise, it's the autogenerated load balancer URL.
    */
   public get url() {
-    if (!this.loadBalancer)
-      throw new VisibleError("No public ports are exposed.");
+    const errorMessage =
+      "Cannot access the URL because no public ports are exposed.";
+    if ($dev) {
+      if (!this.devUrl) throw new VisibleError(errorMessage);
+      return this.devUrl;
+    }
 
-    return all([this._url, this.devUrl]).apply(([_url, dev]) => (_url ?? dev)!);
+    if (!this._url) throw new VisibleError(errorMessage);
+    return this._url;
   }
 
   /**
@@ -845,7 +850,7 @@ export class Service extends Component implements Link.Linkable {
   /** @internal */
   public getSSTLink() {
     return {
-      properties: { url: this.loadBalancer ? this.url : undefined },
+      properties: { url: $dev ? this.devUrl : this._url },
     };
   }
 }