@middy/core - npm Package Compare versions

Comparing version 7.1.2 to 7.1.3

executionModeDurableContext.js

@@ -16,3 +16,3 @@ // Copyright 2017 - 2026 will Farrell, Luciano Mammino, and Middy contributors.
 		const request = middyRequest(event, context);
-		plugin.requestStart?.(request);
+		plugin.requestStart(request);
 
@@ -37,3 +37,3 @@ // normalize context with executionModeStandard
 		);
-		await plugin.requestEnd?.(request);
+		await plugin.requestEnd(request);
 		return response;
@@ -49,5 +49,5 @@ });
 const copyKeys = (to, from, keys) => {
-	keys.forEach((key) => {
-		to[key] = from[key];
-	});
+	for (let i = 0, len = keys.length; i < len; i++) {
+		to[keys[i]] = from[keys[i]];
+	}
 };

executionModeStandard.js

@@ -13,3 +13,3 @@ // Copyright 2017 - 2026 will Farrell, Luciano Mammino, and Middy contributors.
 		const request = middyRequest(event, context);
-		plugin.requestStart?.(request);
+		plugin.requestStart(request);
 
@@ -24,3 +24,3 @@ const response = await runRequest(
 		);
-		await plugin.requestEnd?.(request);
+		await plugin.requestEnd(request);
 		return response;
@@ -27,0 +27,0 @@ };

executionModeStreamifyResponse.js

@@ -19,3 +19,3 @@ // Copyright 2017 - 2026 will Farrell, Luciano Mammino, and Middy contributors.
 			const request = middyRequest(event, context);
-			plugin.requestStart?.(request);
+			plugin.requestStart(request);
 			const handlerResponse = await runRequest(
@@ -59,3 +59,3 @@ request,
 			await pipeline(handlerStream, responseStream);
-			await plugin.requestEnd?.(request);
+			await plugin.requestEnd(request);
 		},
@@ -62,0 +62,0 @@ );

index.d.ts

@@ -20,3 +20,3 @@ // Copyright 2017 - 2026 will Farrell, Luciano Mammino, and Middy contributors.
 interface PluginObject {
-	internal?: any;
+	internal?: Record<string, unknown>;
 	beforePrefetch?: PluginHook;
@@ -35,3 +35,3 @@ requestStart?: PluginHook;
 export interface Request<
-	TEvent = any,
+	TEvent = unknown,
 	TResult = any,
@@ -44,5 +44,5 @@ TErr = Error,
 	context: TContext;
-	response: TResult | null;
+	response: TResult | undefined;
 	earlyResponse?: TResult | null | undefined;
-	error: TErr | null;
+	error: TErr | undefined;
 	internal: TInternal;
@@ -52,3 +52,3 @@ }
 declare type MiddlewareFn<
-	TEvent = any,
+	TEvent = unknown,
 	TResult = any,
@@ -98,3 +98,3 @@ TErr = Error,
 export interface MiddyfiedHandler<
-	TEvent = any,
+	TEvent = unknown,
 	TResult = any,
@@ -130,3 +130,3 @@ TErr = Error,
 declare type AttachMiddlewareFn<
-	TEvent = any,
+	TEvent = unknown,
 	TResult = any,
@@ -141,3 +141,3 @@ TErr = Error,
 declare type AttachMiddlewareObj<
-	TEvent = any,
+	TEvent = unknown,
 	TResult = any,
@@ -152,3 +152,3 @@ TErr = Error,
 declare type UseFn<
-	TEvent = any,
+	TEvent = unknown,
 	TResult = any,
@@ -198,3 +198,3 @@ TErr = Error,
 	TResult = any,
-	TEvent = any,
+	TEvent = unknown,
 > =
@@ -201,0 +201,0 @@ THandler extends LambdaHandler<TEvent, TResult> // always true

index.js

@@ -7,2 +7,3 @@ // Copyright 2017 - 2026 will Farrell, Luciano Mammino, and Middy contributors.
 const defaultLambdaHandler = () => {};
+const noop = () => {};
 const defaultPluginConfig = {
@@ -33,2 +34,10 @@ timeoutEarlyInMillis: 5,
 
+	// Pre-compute single-call plugin hooks as noop to avoid optional chaining
+	// Note: beforeMiddleware/afterMiddleware kept as optional chaining in runMiddlewares
+	// because V8 optimizes ?.() null-checks faster than noop calls in tight loops
+	plugin.requestStart ??= noop;
+	plugin.requestEnd ??= noop;
+	plugin.beforeHandler ??= noop;
+	plugin.afterHandler ??= noop;
+
 	plugin.beforePrefetch?.();
@@ -100,2 +109,3 @@ const beforeMiddlewares = [];
 let handlerAbort = new AbortController();
+let abortOpts = { signal: handlerAbort.signal };
 const runRequest = async (
@@ -120,4 +130,4 @@ request,
 		// Check if before stack hasn't exit early
-		if (!Object.hasOwn(request, "earlyResponse")) {
-			plugin.beforeHandler?.();
+		if (!("earlyResponse" in request)) {
+			plugin.beforeHandler();
 
@@ -128,8 +138,4 @@ // Can't manually abort and timeout with same AbortSignal
 				handlerAbort = new AbortController();
+				abortOpts = { signal: handlerAbort.signal };
 			}
-			const promises = [
-				lambdaHandler(request.event, request.context, {
-					signal: handlerAbort.signal,
-				}),
-			];
 
@@ -139,2 +145,7 @@ // clearTimeout pattern is 10x faster than using AbortController
 			// Required --test-force-exit to ignore unresolved timeoutPromise
+			const handlerResult = lambdaHandler(
+				request.event,
+				request.context,
+				abortOpts,
+			);
 			if (timeoutEarly) {
@@ -147,4 +158,4 @@ let timeoutResolve;
 							resolve(plugin.timeoutEarlyResponse());
-						} catch (e) {
-							reject(e);
+						} catch (err) {
+							reject(err);
 						}
@@ -157,5 +168,6 @@ };
 				);
-				promises.push(timeoutPromise);
+				request.response = await Promise.race([handlerResult, timeoutPromise]);
+			} else {
+				request.response = await handlerResult;
 			}
-			request.response = await Promise.race(promises);
 
@@ -166,6 +178,6 @@ if (timeoutID) {
 
-			plugin.afterHandler?.();
+			plugin.afterHandler();
 			await runMiddlewares(request, afterMiddlewares, plugin);
 		}
-	} catch (e) {
+	} catch (err) {
 		// timeout should be aborted when errors happen in handler
@@ -178,9 +190,9 @@ if (timeoutID) {
 		request.response = undefined;
-		request.error = e;
+		request.error = err;
 		try {
 			await runMiddlewares(request, onErrorMiddlewares, plugin);
-		} catch (e) {
+		} catch (err) {
 			// Save error that wasn't handled
-			e.originalError = request.error;
-			request.error = e;
+			err.originalError = request.error;
+			request.error = err;
 
@@ -196,7 +208,7 @@ throw request.error;
 
-const runMiddlewares = async (request, middlewares, pluginConfig) => {
+const runMiddlewares = async (request, middlewares, plugin) => {
 	for (const nextMiddleware of middlewares) {
-		pluginConfig.beforeMiddleware?.(nextMiddleware.name);
+		plugin.beforeMiddleware?.(nextMiddleware.name);
 		const res = await nextMiddleware(request);
-		pluginConfig.afterMiddleware?.(nextMiddleware.name);
+		plugin.afterMiddleware?.(nextMiddleware.name);
 		// short circuit chaining and respond early
@@ -207,3 +219,3 @@ if (typeof res !== "undefined") {
 		// earlyResponse pattern added in 6.0.0 to handle undefined values
-		if (Object.hasOwn(request, "earlyResponse")) {
+		if ("earlyResponse" in request) {
 			request.response = request.earlyResponse;
@@ -210,0 +222,0 @@ return;

package.json

 {
 	"name": "@middy/core",
-	"version": "7.1.2",
+	"version": "7.1.3",
 	"description": "🛵 The stylish Node.js middleware engine for AWS Lambda (core package)",
@@ -99,2 +99,5 @@ "type": "module",
 	},
+	"dependencies": {
+		"@middy/util": "7.1.3"
+	},
 	"peerDependencies": {
@@ -114,4 +117,3 @@ "@aws/durable-execution-sdk-js": "^1.0.0"
 		"@types/node": "^22.0.0"
-	},
-	"gitHead": "7a6c0fbb8ab71d6a2171e678697de9f237568431"
+	}
 }

README.md

@@ -45,3 +45,3 @@ <div align="center">
 
-For documentation and examples, refers to the main [Middy monorepo on GitHub](https://github.com/middyjs/middy) or [Middy official website](https://middy.js.org).
+For documentation and examples, refer to the main [Middy monorepo on GitHub](https://github.com/middyjs/middy) or [Middy official website](https://middy.js.org).
 
@@ -48,0 +48,0 @@

New alerts

Long strings

Supply chain risk

Contains long string literals, which may be a sign of obfuscated or packed code.

Found 1 instance in 1 package

Fixed alerts

Long strings

Supply chain risk

Contains long string literals, which may be a sign of obfuscated or packed code.

Found 1 instance in 1 package

Improved metrics

Total package byte prevSize

24932

2.26%

Lines of code

569

1.97%

Worsened metrics

Dependency count

2

100%

Dependency changes

• + Added

  @middy/util@7.1.3

• + Added

  @middy/util@7.1.3
  (transitive)

• + Added

  fast-xml-builder@1.1.2
  (transitive)

• - Removed

  fast-xml-builder@1.1.3
  (transitive)