chore: add legal text linter rule and apply to code base (#1341)

Author: metal-messiah

.eslintrc.js

@@ -30,7 +30,7 @@ module.exports = {
     NREUM: true,
     newrelic: true
   },
-  plugins: ['sonarjs'],
+  plugins: ['sonarjs', 'headers'],
   extends: ['standard', 'plugin:sonarjs/recommended'],
   overrides: [
     {
@@ -53,7 +53,18 @@ module.exports = {
       },
       rules: {
         'no-console': ['error'],
-        'n/no-callback-literal': 'off' // This is not NodeJS code and should not be forced to adhere to NodeJS callback parameter pattern
+        'n/no-callback-literal': 'off', // This is not NodeJS code and should not be forced to adhere to NodeJS callback parameter pattern
+        'headers/header-format': [
+          'error',
+          {
+            source: 'string',
+            content: `Copyright {year} New Relic, Inc. All rights reserved.
+SPDX-License-Identifier: Apache-2.0`,
+            variables: {
+              year: '2020-' + new Date().getFullYear()
+            }
+          }
+        ]
       }
     },
     {

package-lock.json

@@ -238,6 +238,7 @@
     "dotenv-webpack": "^8.0.1",
     "eslint": "^8.56.0",
     "eslint-config-standard": "^17.1.0",
+    "eslint-plugin-headers": "^1.2.1",
     "eslint-plugin-import": "^2.29.1",
     "eslint-plugin-n": "^16.6.2",
     "eslint-plugin-promise": "^6.1.1",

package.json

@@ -1,5 +1,5 @@
-/*
- * Copyright 2023 New Relic Corporation. All rights reserved.
+/**
+ * Copyright 2020-2025 New Relic, Inc. All rights reserved.
  * SPDX-License-Identifier: Apache-2.0
  */
 /**

src/cdn/experimental.js

@@ -1,3 +1,8 @@
+/**
+ * Copyright 2020-2025 New Relic, Inc. All rights reserved.
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
 /**
  * @file Creates a "Lite" agent loader bundle composed of the core Agent and a subset of available feature modules.
  */

src/cdn/lite.js

@@ -1,3 +1,8 @@
+/**
+ * Copyright 2020-2025 New Relic, Inc. All rights reserved.
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
 /**
  * @file Creates a "Pro" agent loader bundle composed of the core Agent and all available feature modules except `spa`.
  * This excludes collection of BrowserInteraction and BrowserTiming events.

src/cdn/pro.js

@@ -1,3 +1,8 @@
+/**
+ * Copyright 2020-2025 New Relic, Inc. All rights reserved.
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
 /**
  * @file Creates a "SPA" agent loader bundle composed of the core agent and all available feature modules.
  */

src/cdn/spa.js

@@ -1,5 +1,5 @@
-/*
- * Copyright 2020 New Relic Corporation. All rights reserved.
+/**
+ * Copyright 2020-2025 New Relic, Inc. All rights reserved.
  * SPDX-License-Identifier: Apache-2.0
  */
 export class Aggregator {

src/common/aggregate/aggregator.js

@@ -1,3 +1,7 @@
+/**
+ * Copyright 2020-2025 New Relic, Inc. All rights reserved.
+ * SPDX-License-Identifier: Apache-2.0
+ */
 import { Aggregator } from './aggregator'
 
 /**

src/common/aggregate/event-aggregator.js

@@ -1,3 +1,7 @@
+/**
+ * Copyright 2020-2025 New Relic, Inc. All rights reserved.
+ * SPDX-License-Identifier: Apache-2.0
+ */
 export const isValid = jest.fn()
 export const getInfo = jest.fn()
 export const setInfo = jest.fn()