Cleanup dev registry messaging

.changeset/large-otters-search.md

@@ -0,0 +1,5 @@
+---
+"wrangler": patch
+---
+
+Clarify dev registry messaging around locally connected services. The connection status of local service bindings & durable object bindings is now indicated by `connected` or `not connected` next to their entry in the bindings summary. For more details, refer to https://developers.cloudflare.com/workers/runtime-apis/bindings/service-bindings/#local-development

packages/wrangler/e2e/__snapshots__/pages-dev.test.ts.snap

@@ -10,9 +10,9 @@ exports[`Pages 'wrangler pages dev --no-x-dev-env' > should merge (with override
 ▲ [WARNING] This worker is bound to live services: SERVICE_BINDING_1_TOML (SERVICE_NAME_1_TOML), SERVICE_BINDING_2_TOML (SERVICE_NAME_2_TOML)
 Your worker has access to the following bindings:
 - Durable Objects:
-  - DO_BINDING_1_TOML: NEW_DO_1 (defined in 🔴 NEW_DO_SCRIPT_1)
-  - DO_BINDING_2_TOML: DO_2_TOML (defined in 🔴 DO_SCRIPT_2_TOML)
-  - DO_BINDING_3_ARGS: DO_3_ARGS (defined in 🔴 DO_SCRIPT_3_ARGS)
+  - DO_BINDING_1_TOML: NEW_DO_1 (defined in NEW_DO_SCRIPT_1 [not connected])
+  - DO_BINDING_2_TOML: DO_2_TOML (defined in DO_SCRIPT_2_TOML [not connected])
+  - DO_BINDING_3_ARGS: DO_3_ARGS (defined in DO_SCRIPT_3_ARGS [not connected])
 - KV Namespaces:
   - KV_BINDING_1_TOML: NEW_KV_ID_1 (local)
   - KV_BINDING_2_TOML: KV_ID_2_TOML (local)
@@ -26,15 +26,16 @@ Your worker has access to the following bindings:
   - R2_BINDING_2_TOML: R2_BUCKET_2_TOML (local)
   - R2_BINDING_3_TOML: R2_BUCKET_3_ARGS (local)
 - Services:
-  - SERVICE_BINDING_1_TOML: 🔴 NEW_SERVICE_NAME_1
-  - SERVICE_BINDING_2_TOML: 🔴 SERVICE_NAME_2_TOML
-  - SERVICE_BINDING_3_TOML: 🔴 SERVICE_NAME_3_ARGS
+  - SERVICE_BINDING_1_TOML: NEW_SERVICE_NAME_1 [not connected]
+  - SERVICE_BINDING_2_TOML: SERVICE_NAME_2_TOML [not connected]
+  - SERVICE_BINDING_3_TOML: SERVICE_NAME_3_ARGS [not connected]
 - AI:
   - Name: AI_BINDING_2_TOML
 - Vars:
   - VAR1: "(hidden)"
   - VAR2: "VAR_2_TOML"
   - VAR3: "(hidden)"
+Service bindings & durable object bindings connect to other \`wrangler dev\` processes running locally, with their connection status indicated by [connected] or [not connected]. For more details, refer to https://developers.cloudflare.com/workers/runtime-apis/bindings/service-bindings/#local-development
 ▲ [WARNING] ⎔ Support for service bindings in local mode is experimental and may change.
 ▲ [WARNING] ⎔ Support for external Durable Objects in local mode is experimental and may change.
 "
@@ -49,9 +50,9 @@ exports[`Pages 'wrangler pages dev --x-dev-env' > should merge (with override) \
   - {"name":"DO_BINDING_2_TOML","class_name":"DO_2_TOML","script_name":"DO_SCRIPT_2_TOML"}
 Your worker has access to the following bindings:
 - Durable Objects:
-  - DO_BINDING_1_TOML: NEW_DO_1 (defined in 🔴 NEW_DO_SCRIPT_1)
-  - DO_BINDING_2_TOML: DO_2_TOML (defined in 🔴 DO_SCRIPT_2_TOML)
-  - DO_BINDING_3_ARGS: DO_3_ARGS (defined in 🔴 DO_SCRIPT_3_ARGS)
+  - DO_BINDING_1_TOML: NEW_DO_1 (defined in NEW_DO_SCRIPT_1 [not connected])
+  - DO_BINDING_2_TOML: DO_2_TOML (defined in DO_SCRIPT_2_TOML [not connected])
+  - DO_BINDING_3_ARGS: DO_3_ARGS (defined in DO_SCRIPT_3_ARGS [not connected])
 - KV Namespaces:
   - KV_BINDING_1_TOML: NEW_KV_ID_1 (local)
   - KV_BINDING_2_TOML: KV_ID_2_TOML (local)
@@ -65,16 +66,16 @@ Your worker has access to the following bindings:
   - R2_BINDING_2_TOML: R2_BUCKET_2_TOML (local)
   - R2_BINDING_3_TOML: R2_BUCKET_3_ARGS (local)
 - Services:
-  - SERVICE_BINDING_1_TOML: 🔴 NEW_SERVICE_NAME_1
-  - SERVICE_BINDING_2_TOML: 🔴 SERVICE_NAME_2_TOML
-  - SERVICE_BINDING_3_TOML: 🔴 SERVICE_NAME_3_ARGS
+  - SERVICE_BINDING_1_TOML: NEW_SERVICE_NAME_1 [not connected]
+  - SERVICE_BINDING_2_TOML: SERVICE_NAME_2_TOML [not connected]
+  - SERVICE_BINDING_3_TOML: SERVICE_NAME_3_ARGS [not connected]
 - AI:
   - Name: AI_BINDING_2_TOML
 - Vars:
   - VAR1: "(hidden)"
   - VAR2: "VAR_2_TOML"
   - VAR3: "(hidden)"
-▲ [WARNING] This worker is bound to live services: SERVICE_BINDING_1_TOML (NEW_SERVICE_NAME_1), SERVICE_BINDING_3_TOML (SERVICE_NAME_3_ARGS), SERVICE_BINDING_2_TOML (SERVICE_NAME_2_TOML)
+Service bindings & durable object bindings connect to other \`wrangler dev\` processes running locally, with their connection status indicated by [connected] or [not connected]. For more details, refer to https://developers.cloudflare.com/workers/runtime-apis/bindings/service-bindings/#local-development
 ▲ [WARNING] Using Workers AI always accesses your Cloudflare account in order to run AI models, and so will incur usage charges even in local development.
 "
 `;

packages/wrangler/e2e/dev-registry.test.ts

@@ -4,6 +4,7 @@ import { beforeEach, describe, expect, it, vi } from "vitest";
 import { WranglerE2ETestHelper } from "./helpers/e2e-wrangler-test";
 import { fetchText } from "./helpers/fetch-text";
 import { generateResourceName } from "./helpers/generate-resource-name";
+import { normalizeOutput } from "./helpers/normalize";
 import { seed as baseSeed, makeRoot } from "./helpers/setup";
 import type { RequestInit } from "undici";
 
@@ -180,6 +181,10 @@ describe.each([
 				async () => await expect(fetchText(url)).resolves.toBe("hello world"),
 				{ interval: 1000, timeout: 10_000 }
 			);
+
+			expect(normalizeOutput(workerA.currentOutput)).toContain(
+				"bindings connect to other `wrangler dev` processes running locally"
+			);
 		});
 
 		it("can fetch b through a (start a, start b)", async () => {

packages/wrangler/e2e/pages-dev.test.ts

@@ -120,15 +120,15 @@ describe.each([
 		expect(normalizeOutput(worker.currentOutput)).toContain(
 			dedent`Your worker has access to the following bindings:
 					- Durable Objects:
-					  - TEST_DO: TestDurableObject (defined in 🔴 a)
+					  - TEST_DO: TestDurableObject (defined in a [not connected])
 					- KV Namespaces:
 					  - TEST_KV: TEST_KV (local)
 					- D1 Databases:
 					  - TEST_D1: local-TEST_D1 (TEST_D1) (local)
 					- R2 Buckets:
 					  - TEST_R2: TEST_R2 (local)
 					- Services:
-					  - TEST_SERVICE: 🔴 test-worker
+					  - TEST_SERVICE: test-worker [not connected]
 		`
 		);
 	});

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

@@ -1229,9 +1229,9 @@ describe.sequential("wrangler dev", () => {
 				"Your worker has access to the following bindings:
 				- Durable Objects:
 				  - NAME_1: CLASS_1
-				  - NAME_2: CLASS_2 (defined in 🔴 SCRIPT_A)
+				  - NAME_2: CLASS_2 (defined in SCRIPT_A [not connected])
 				  - NAME_3: CLASS_3
-				  - NAME_4: CLASS_4 (defined in 🔴 SCRIPT_B)
+				  - NAME_4: CLASS_4 (defined in SCRIPT_B [not connected])
 				"
 			`);
 			expect(std.warn).toMatchInlineSnapshot(`
@@ -1809,15 +1809,11 @@ describe.sequential("wrangler dev", () => {
 			expect(std.out).toMatchInlineSnapshot(`
 				"Your worker has access to the following bindings:
 				- Services:
-				  - WorkerA: 🔴 A
-				  - WorkerB: 🔴 B
+				  - WorkerA: A [not connected]
+				  - WorkerB: B [not connected]
 				"
 			`);
-			expect(std.warn).toMatchInlineSnapshot(`
-			"▲ [WARNING] This worker is bound to live services: WorkerA (A), WorkerB (B@staging)
-
-			"
-		`);
+			expect(std.warn).toMatchInlineSnapshot(`""`);
 		});
 	});
 
@@ -1834,15 +1830,11 @@ describe.sequential("wrangler dev", () => {
 			expect(std.out).toMatchInlineSnapshot(`
 				"Your worker has access to the following bindings:
 				- Services:
-				  - WorkerA: 🔴 A
-				  - WorkerB: 🔴 B
-				"
-			`);
-			expect(std.warn).toMatchInlineSnapshot(`
-				"▲ [WARNING] This worker is bound to live services: WorkerA (A), WorkerB (B@staging)
-
+				  - WorkerA: A [not connected]
+				  - WorkerB: B [not connected]
 				"
 			`);
+			expect(std.warn).toMatchInlineSnapshot(`""`);
 		});
 
 		it("should mask vars that were overriden in .dev.vars", async () => {

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

@@ -204,20 +204,38 @@ describe("logger", () => {
 		});
 	});
 
-	describe("warnOnce", () => {
+	describe("once", () => {
 		it("should only log the same message once", () => {
 			const logger = new Logger();
-			logger.warnOnce("This is a warnOnce message");
-			logger.warnOnce("This is a warnOnce message");
-			logger.warnOnce("This is a warnOnce message");
-			logger.warnOnce("This is a warnOnce message");
-			logger.warnOnce("This is a warnOnce message");
+			logger.once.warn("This is a once.warn message");
+			logger.once.warn("This is a once.warn message");
+			logger.once.warn("This is a once.warn message");
+			logger.once.warn("This is a once.warn message");
+			logger.once.warn("This is a once.warn message");
 
 			expect(std.warn).toMatchInlineSnapshot(`
-				"▲ [WARNING] This is a warnOnce message
+				"▲ [WARNING] This is a once.warn message
 
 				"
 			`);
 		});
+
+		it("should log once per log level", () => {
+			const logger = new Logger();
+			logger.once.warn("This is a once message");
+			logger.once.info("This is a once message");
+			logger.once.warn("This is a once message");
+			logger.once.warn("This is a once message");
+			logger.once.info("This is a once message");
+			logger.once.info("This is a once message");
+			logger.once.warn("This is a once message");
+
+			expect(std.warn).toMatchInlineSnapshot(`
+				"▲ [WARNING] This is a once message
+
+				"
+			`);
+			expect(std.info).toMatchInlineSnapshot(`"This is a once message"`);
+		});
 	});
 });

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

@@ -316,7 +316,7 @@ async function resolveConfig(
 	validateAssetsArgsAndConfig(resolved);
 
 	const services = extractBindingsOfType("service", resolved.bindings);
-	if (services && services.length > 0) {
+	if (services && services.length > 0 && resolved.dev?.remote) {
 		logger.warn(
 			`This worker is bound to live services: ${services
 				.map(

packages/wrangler/src/config/index.ts

@@ -1,4 +1,5 @@
 import fs from "node:fs";
+import chalk from "chalk";
 import dotenv from "dotenv";
 import { findUpSync } from "find-up";
 import { FatalError, UserError } from "../errors";
@@ -236,6 +237,7 @@ export function printBindings(
 		local?: boolean;
 	} = {}
 ) {
+	let hasConnectionStatus = false;
 	const truncate = (item: string | Record<string, unknown>) => {
 		const s = typeof item === "string" ? item : JSON.stringify(item);
 		const maxLength = 40;
@@ -297,15 +299,16 @@ export function printBindings(
 						if (context.local) {
 							const registryDefinition = context.registry?.[script_name];
 
+							hasConnectionStatus = true;
 							if (
 								registryDefinition &&
 								registryDefinition.durableObjects.some(
 									(d) => d.className === class_name
 								)
 							) {
-								value += ` (defined in 🟢 ${script_name})`;
+								value += ` (defined in ${script_name} ${chalk.green("[connected]")})`;
 							} else {
-								value += ` (defined in 🔴 ${script_name})`;
+								value += ` (defined in ${script_name} ${chalk.red("[not connected]")})`;
 							}
 						} else {
 							value += ` (defined in ${script_name})`;
@@ -463,14 +466,16 @@ export function printBindings(
 
 				if (context.local) {
 					const registryDefinition = context.registry?.[service];
+					hasConnectionStatus = true;
+
 					if (
 						registryDefinition &&
 						(!entrypoint ||
 							registryDefinition.entrypointAddresses?.[entrypoint])
 					) {
-						value = `🟢 ` + value;
+						value = value + " " + chalk.green("[connected]");
 					} else {
-						value = `🔴 ` + value;
+						value = value + " " + chalk.red("[not connected]");
 					}
 				}
 				return {
@@ -637,6 +642,12 @@ export function printBindings(
 	].join("\n");
 
 	logger.log(message);
+
+	if (hasConnectionStatus) {
+		logger.once.info(
+			`\nService bindings & durable object bindings connect to other \`wrangler dev\` processes running locally, with their connection status indicated by ${chalk.green("[connected]")} or ${chalk.red("[not connected]")}. For more details, refer to https://developers.cloudflare.com/workers/runtime-apis/bindings/service-bindings/#local-development\n`
+		);
+	}
 }
 
 export function withConfig<T>(

packages/wrangler/src/deploy/index.ts

@@ -284,7 +284,7 @@ export async function deployHandler(args: DeployArgs) {
 	}
 
 	if (config.workflows?.length) {
-		logger.warnOnce("Workflows is currently in open beta.");
+		logger.once.warn("Workflows is currently in open beta.");
 	}
 
 	validateAssetsArgsAndConfig(args, config);

packages/wrangler/src/logger.ts

@@ -40,7 +40,7 @@ function getLoggerLevel(): LoggerLevel {
 		const expected = Object.keys(LOGGER_LEVELS)
 			.map((level) => `"${level}"`)
 			.join(" | ");
-		logger.warnOnce(
+		logger.once.warn(
 			`Unrecognised WRANGLER_LOG value ${JSON.stringify(
 				fromEnv
 			)}, expected ${expected}, defaulting to "log"...`
@@ -107,14 +107,24 @@ export class Logger {
 		Logger.#afterLogHook?.();
 	}
 
-	static warnOnceHistory = new Set();
-	warnOnce(message: string) {
-		// using this.constructor.warnOnceHistory, instead of hard-coding Logger.warnOnceHistory, allows for subclassing
-		const { warnOnceHistory } = this.constructor as typeof Logger;
+	static onceHistory = new Set();
+	get once() {
+		return {
+			info: (...args: unknown[]) => this.doLogOnce("info", args),
+			log: (...args: unknown[]) => this.doLogOnce("log", args),
+			warn: (...args: unknown[]) => this.doLogOnce("warn", args),
+			error: (...args: unknown[]) => this.doLogOnce("error", args),
+		};
+	}
+	doLogOnce(messageLevel: Exclude<LoggerLevel, "none">, args: unknown[]) {
+		// using this.constructor.onceHistory, instead of hard-coding Logger.onceHistory, allows for subclassing
+		const { onceHistory } = this.constructor as typeof Logger;
+
+		const cacheKey = `${messageLevel}: ${args.join(" ")}`;
 
-		if (!warnOnceHistory.has(message)) {
-			warnOnceHistory.add(message);
-			this.warn(message);
+		if (!onceHistory.has(cacheKey)) {
+			onceHistory.add(cacheKey);
+			this.doLog(messageLevel, args);
 		}
 	}
 

packages/wrangler/src/triggers/deploy.ts

@@ -241,7 +241,7 @@ export default async function triggersDeploy(
 	}
 
 	if (config.workflows?.length) {
-		logger.warnOnce("Workflows is currently in open beta.");
+		logger.once.warn("Workflows is currently in open beta.");
 
 		for (const workflow of config.workflows) {
 			deployments.push(

packages/wrangler/src/versions/deploy.ts

@@ -123,7 +123,7 @@ export async function versionsDeployHandler(args: VersionsDeployArgs) {
 	}
 
 	if (config.workflows?.length) {
-		logger.warnOnce("Workflows is currently in open beta.");
+		logger.once.warn("Workflows is currently in open beta.");
 	}
 
 	const versionCache: VersionCache = new Map();

packages/wrangler/src/versions/index.ts

@@ -226,7 +226,7 @@ export async function versionsUploadHandler(
 	}
 
 	if (config.workflows?.length) {
-		logger.warnOnce("Workflows is currently in open beta.");
+		logger.once.warn("Workflows is currently in open beta.");
 	}
 
 	validateAssetsArgsAndConfig(