Add Warning about browser rendering when running locally

.changeset/moody-suns-chew.md

@@ -0,0 +1,5 @@
+---
+"wrangler": patch
+---
+
+Add warning about the browser rendering not available on local

packages/wrangler/src/__tests__/dev.test.ts

@@ -1879,6 +1879,23 @@ describe.sequential("wrangler dev", () => {
 		});
 	});
 
+	describe("`browser rendering binding", () => {
+		it("should show error when running locally", async () => {
+			writeWranglerConfig({
+				browser: {
+					binding: "MYBROWSER",
+				},
+			});
+			fs.writeFileSync("index.js", `export default {};`);
+
+			await expect(
+				runWrangler("dev index.js")
+			).rejects.toThrowErrorMatchingInlineSnapshot(
+				"[Error: Browser Rendering is not supported locally. Please use `wrangler dev --remote` instead.]"
+			);
+		});
+	});
+
 	it("should error helpfully if pages_build_output_dir is set", async () => {
 		writeWranglerConfig({ pages_build_output_dir: "dist", name: "test" });
 		await expect(runWrangler("dev")).rejects.toThrowErrorMatchingInlineSnapshot(

packages/wrangler/src/api/startDevWorker/ConfigController.ts

@@ -315,6 +315,21 @@ async function resolveConfig(
 		);
 	}
 
+	if (resolved.assets && resolved.dev.remote) {
+		throw new UserError(
+			"Cannot use assets in remote mode. Workers with assets are only supported in local mode. Please use `wrangler dev`."
+		);
+	}
+
+	if (
+		extractBindingsOfType("browser", resolved.bindings).length &&
+		!resolved.dev.remote
+	) {
+		throw new UserError(
+			"Browser Rendering is not supported locally. Please use `wrangler dev --remote` instead."
+		);
+	}
+
 	validateAssetsArgsAndConfig(resolved);
 
 	const services = extractBindingsOfType("service", resolved.bindings);