[pull] main from cloudflare:main

.changeset/dependabot-update-12618.md

@@ -0,0 +1,12 @@
+---
+"miniflare": patch
+"wrangler": patch
+---
+
+Update dependencies of "miniflare", "wrangler"
+
+The following dependency versions have been updated:
+
+| Dependency | From         | To           |
+| ---------- | ------------ | ------------ |
+| workerd    | 1.20260219.0 | 1.20260227.0 |

packages/miniflare/package.json

@@ -50,7 +50,7 @@
 		"@cspotcode/source-map-support": "0.8.1",
 		"sharp": "^0.34.5",
 		"undici": "catalog:default",
-		"workerd": "1.20260219.0",
+		"workerd": "1.20260227.0",
 		"ws": "catalog:default",
 		"youch": "4.1.0-beta.10"
 	},

packages/miniflare/src/runtime/index.ts

@@ -7,7 +7,7 @@ import rl from "node:readline";
 import { Readable, Transform } from "node:stream";
 import { $ as $colors, red } from "kleur/colors";
 import workerdPath, {
-	compatibilityDate as supportedCompatibilityDate,
+	compatibilityDate as workerdCompatibilityDate,
 } from "workerd";
 import { z } from "zod";
 import { SERVICE_LOOPBACK, SOCKET_ENTRY } from "../plugins";
@@ -349,4 +349,18 @@ export class Runtime {
 }
 
 export * from "./config";
-export { supportedCompatibilityDate };
+
+/**
+ * Gets a safe compatibility date from workerd. If the workerd compatibility
+ * date is in the future, returns today's date instead. This handles the case
+ * where workerd releases set their compatibility date up to 7 days in the future.
+ */
+function getSafeCompatibilityDate(): string {
+	const today = new Date().toISOString().slice(0, 10);
+	if (workerdCompatibilityDate > today) {
+		return today;
+	}
+	return workerdCompatibilityDate;
+}
+
+export const supportedCompatibilityDate = getSafeCompatibilityDate();

packages/wrangler/package.json

@@ -73,7 +73,7 @@
 		"miniflare": "workspace:*",
 		"path-to-regexp": "6.3.0",
 		"unenv": "2.0.0-rc.24",
-		"workerd": "1.20260219.0"
+		"workerd": "1.20260227.0"
 	},
 	"devDependencies": {
 		"@aws-sdk/client-s3": "^3.721.0",

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

@@ -1,8 +1,8 @@
 import * as fs from "node:fs";
-import module from "node:module";
 import {
 	COMPLIANCE_REGION_CONFIG_UNKNOWN,
 	FatalError,
+	getLocalWorkerdCompatibilityDate,
 } from "@cloudflare/workers-utils";
 import { writeWranglerConfig } from "@cloudflare/workers-utils/test-helpers";
 import ci from "ci-info";
@@ -278,12 +278,9 @@ describe.sequential("wrangler dev", () => {
 			fs.writeFileSync("index.js", `export default {};`);
 			await runWranglerUntilConfig("dev");
 
-			const miniflareEntry = require.resolve("miniflare");
-			const miniflareRequire = module.createRequire(miniflareEntry);
-			const miniflareWorkerd = miniflareRequire("workerd") as {
-				compatibilityDate: string;
-			};
-			const currentDate = miniflareWorkerd.compatibilityDate;
+			// Use getLocalWorkerdCompatibilityDate() which applies the same safe date
+			// conversion as wrangler does (converting future dates to today's date)
+			const { date: currentDate } = getLocalWorkerdCompatibilityDate();
 
 			expect(std.warn.replaceAll(currentDate, "<current-date>"))
 				.toMatchInlineSnapshot(`