[pull] main from cloudflare:main

.changeset/episcopature-theocrasy-matter.md

@@ -0,0 +1,7 @@
+---
+"@cloudflare/workers-playground": minor
+---
+
+Add expandable object logging and improved console UI
+
+The Quick Editor console now displays logged objects and arrays as expandable tree views instead of `[object Object]`.

.changeset/native-readline-module.md

@@ -0,0 +1,7 @@
+---
+"@cloudflare/unenv-preset": minor
+---
+
+Add support for native `node:readline` module when the `enable_nodejs_readline_module` compatibility flag is enabled.
+
+This feature is currently experimental and requires both the `enable_nodejs_readline_module` and `experimental` compatibility flags to be set.

packages/unenv-preset/package.json

@@ -49,7 +49,7 @@
 	},
 	"peerDependencies": {
 		"unenv": "2.0.0-rc.24",
-		"workerd": "^1.20260214.0"
+		"workerd": "^1.20260218.0"
 	},
 	"peerDependenciesMeta": {
 		"workerd": {

packages/unenv-preset/src/preset.ts

@@ -84,6 +84,7 @@ export function getCloudflarePreset({
 	const ttyOverrides = getTtyOverrides(compat);
 	const childProcessOverrides = getChildProcessOverrides(compat);
 	const workerThreadsOverrides = getWorkerThreadsOverrides(compat);
+	const readlineOverrides = getReadlineOverrides(compat);
 
 	// "dynamic" as they depend on the compatibility date and flags
 	const dynamicNativeModules = [
@@ -109,6 +110,7 @@ export function getCloudflarePreset({
 		...ttyOverrides.nativeModules,
 		...childProcessOverrides.nativeModules,
 		...workerThreadsOverrides.nativeModules,
+		...readlineOverrides.nativeModules,
 	];
 
 	// "dynamic" as they depend on the compatibility date and flags
@@ -134,6 +136,7 @@ export function getCloudflarePreset({
 		...ttyOverrides.hybridModules,
 		...childProcessOverrides.hybridModules,
 		...workerThreadsOverrides.hybridModules,
+		...readlineOverrides.hybridModules,
 	];
 
 	return {
@@ -1057,3 +1060,39 @@ function getWorkerThreadsOverrides({
 				hybridModules: [],
 			};
 }
+
+/**
+ * Returns the overrides for `node:readline` and `node:readline/promises` (unenv or workerd)
+ *
+ * The native readline implementation:
+ * - is experimental and has no default enable date
+ * - can be enabled with the "enable_nodejs_readline_module" flag
+ * - can be disabled with the "disable_nodejs_readline_module" flag
+ */
+function getReadlineOverrides({
+	compatibilityFlags,
+}: {
+	compatibilityDate: string;
+	compatibilityFlags: string[];
+}): { nativeModules: string[]; hybridModules: string[] } {
+	const disabledByFlag = compatibilityFlags.includes(
+		"disable_nodejs_readline_module"
+	);
+
+	const enabledByFlag =
+		compatibilityFlags.includes("enable_nodejs_readline_module") &&
+		compatibilityFlags.includes("experimental");
+
+	const enabled = enabledByFlag && !disabledByFlag;
+
+	// When enabled, use the native `readline` and `readline/promises` modules from workerd
+	return enabled
+		? {
+				nativeModules: ["readline", "readline/promises"],
+				hybridModules: [],
+			}
+		: {
+				nativeModules: [],
+				hybridModules: [],
+			};
+}