aws-embedded-metrics - npm Package Compare versions

Comparing version 3.0.1 to 3.0.2

lib/sinks/ConsoleSink.d.ts

@@ -11,4 +11,6 @@ import { MetricsContext } from '../logger/MetricsContext';
     private serializer;
+    readonly console: Console;
+    private static readonly AWS_LAMBDA_LOG_FORMAT;
     constructor(serializer?: ISerializer);
     accept(context: MetricsContext): Promise<void>;
 }

lib/sinks/ConsoleSink.js

@@ -17,2 +17,3 @@ "use strict";
 Object.defineProperty(exports, "__esModule", { value: true });
+const console_1 = require("console");
 const LogSerializer_1 = require("../serializers/LogSerializer");
@@ -27,2 +28,5 @@ /**
         this.serializer = serializer || new LogSerializer_1.LogSerializer();
+        // To avoid escaping EMF when using Lambda JSON log format we need to use Console() instead of console
+        this.console =
+            process.env[ConsoleSink.AWS_LAMBDA_LOG_FORMAT] === 'JSON' ? new console_1.Console(process.stdout, process.stderr) : console;
     }
@@ -32,3 +36,3 @@ accept(context) {
         const events = this.serializer.serialize(context);
-        events.forEach(event => console.log(event));
+        events.forEach((event) => this.console.log(event));
         return Promise.resolve();
@@ -38,1 +42,2 @@ }
 exports.ConsoleSink = ConsoleSink;
+ConsoleSink.AWS_LAMBDA_LOG_FORMAT = 'AWS_LAMBDA_LOG_FORMAT';

package.json

 {
   "name": "aws-embedded-metrics",
-  "version": "3.0.1",
+  "version": "3.0.2",
   "description": "AWS Embedded Metrics Client Library",
@@ -5,0 +5,0 @@ "main": "lib/index.js",

README.md

@@ -34,2 +34,5 @@ # aws-embedded-metrics
 
+> **Important**
+> Versions 4.1.1+, 3.0.2+, 2.0.7+ are required for usage in Lambda with JSON log format. Using previous versions in such Lambda environments will lead to metric loss.
+
 ## Usage
@@ -36,0 +39,0 @@

New alerts

Environment variable access

Supply chain risk

Package accesses environment variables, which may be a sign of credential stuffing or data theft.

Found 1 instance in 1 package

Improved metrics

Total package byte prevSize

121246

increased by0.53%

Lines of code

2346

increased by0.3%

Number of lines in readme file

410

increased by0.74%

Worsened metrics

Number of low supply chain risk alerts

17

increased by6.25%

No dependency changes