feat!: set compilation target to es2022 for all packages but api and semantic-conventions (#5456)

Co-authored-by: Trent Mick <[email protected]>

Author: david-luna

CHANGELOG.md

@@ -120,6 +120,8 @@ For semantic convention package changes, see the [semconv CHANGELOG](packages/se
   * (user-facing): `ENVIRONMENT` has been removed without replacement
   * (user-facing): `RAW_ENVIRONMENT` has been removed without replacement
   * (user-facing): `parseEnvironment` has been removed without replacement
+* feat!: set compilation target to ES2022 for all packages except `@opentelemetry/api`, `@opentelemetry/api-logs`, `@opentelemetry/api-events`, and `@opentelemetry/semantic-conventions` [#5456](https://github.com/open-telemetry/opentelemetry-js/pull/5456) @david-luna
+  * (user-facing): drops browser runtimes which do not support ES2022 features
 
 ### :rocket: (Enhancement)
 

README.md

@@ -141,9 +141,9 @@ underlying language features used.
 The current minumum language feature support is set as [ECMAScript 2020](https://262.ecma-international.org/11.0/) that are available
 in all modern browsers / runtimes.
 
-This means that if you are targeting or your end-users are using a browser / runtime that does not support ES2020, you will need
+This means that if you are targeting or your end-users are using a browser / runtime that does not support ES2022, you will need
 to transpile the code and provide any necessary polyfills for the missing features to ensure compatibility with your target
-environments. Any support issues that arise from using a browser or runtime that does not support ES2020 will be closed as "won't fix".
+environments. Any support issues that arise from using a browser or runtime that does not support ES2022 will be closed as "won't fix".
 
 This minimum support level is subject to change as the project evolves and as the underlying language features evolve.
 

api/package.json

@@ -74,7 +74,7 @@
   },
   "devDependencies": {
     "@types/mocha": "10.0.10",
-    "@types/node": "18.6.5",
+    "@types/node": "^8.10.66",
     "@types/sinon": "17.0.3",
     "@types/webpack": "5.28.5",
     "@types/webpack-env": "1.16.3",

api/src/platform/browser/globalThis.ts

@@ -34,5 +34,5 @@ export const _globalThis: typeof globalThis =
       : typeof window === 'object'
         ? window
         : typeof global === 'object'
-          ? global
+          ? (global as unknown as typeof globalThis)
           : ({} as typeof globalThis);

api/test/common/baggage/Baggage.test.ts

@@ -52,7 +52,9 @@ describe('Baggage', () => {
 
       const entry = bag.getEntry('key');
       assert.ok(entry);
-      entry.value = 'mutated';
+      if (entry) {
+        entry.value = 'mutated';
+      }
 
       assert.strictEqual(bag.getEntry('key')?.value, 'value');
     });

api/test/tree-shaking/tree-shaking.test.ts

@@ -17,7 +17,7 @@
 import * as assert from 'assert';
 import { webpack, Stats } from 'webpack';
 import * as path from 'path';
-import { Union } from 'unionfs';
+import { IFS, Union } from 'unionfs';
 import { fs as mfs } from 'memfs';
 import * as realFs from 'fs';
 
@@ -86,7 +86,7 @@ describe('tree-shaking', function () {
       });
 
       const fs = new Union();
-      fs.use(mfs as any).use(realFs);
+      fs.use(mfs as any).use(realFs as unknown as IFS);
 
       // direct webpack to use unionfs for file input
       // needs workaround from https://github.com/webpack/webpack/issues/18242#issuecomment-2018116985 since webpack 5.91.0

api/tsconfig.esm.json

@@ -1,8 +1,13 @@
 {
   "extends": "../tsconfig.base.esm.json",
   "compilerOptions": {
+    "lib": [
+      "es2017",
+      "dom"
+    ],
     "outDir": "build/esm",
     "rootDir": "src",
+    "target": "es2017",
     "tsBuildInfoFile": "build/esm/tsconfig.esm.tsbuildinfo"
   },
   "include": [

api/tsconfig.esnext.json

@@ -1,8 +1,13 @@
 {
   "extends": "../tsconfig.base.esnext.json",
   "compilerOptions": {
+    "lib": [
+      "es2017",
+      "dom"
+    ],
     "outDir": "build/esnext",
     "rootDir": "src",
+    "target": "es2017",
     "tsBuildInfoFile": "build/esnext/tsconfig.esnext.tsbuildinfo"
   },
   "include": [

api/tsconfig.json

@@ -1,8 +1,13 @@
 {
   "extends": "../tsconfig.base.json",
   "compilerOptions": {
+    "lib": [
+      "es2017",
+      "dom"
+    ],
     "outDir": "build",
-    "rootDir": "."
+    "rootDir": ".",
+    "target": "es2017"
   },
   "files": [],
   "include": [

experimental/packages/api-events/package.json

@@ -40,7 +40,7 @@
   "author": "OpenTelemetry Authors",
   "license": "Apache-2.0",
   "engines": {
-    "node": "^18.19.0 || >=20.6.0"
+    "node": ">=8.0.0"
   },
   "files": [
     "build/esm/**/*.js",
@@ -65,7 +65,7 @@
   },
   "devDependencies": {
     "@types/mocha": "10.0.10",
-    "@types/node": "18.6.5",
+    "@types/node": "^8.10.66",
     "@types/webpack-env": "1.16.3",
     "babel-plugin-istanbul": "7.0.0",
     "cross-var": "1.1.0",