chore(core/client): emit warning for Node.js 18.x end-of-support (#7540)

Author: trivikr

packages/core/src/submodules/client/emitWarningIfUnsupportedVersion.spec.ts

@@ -4,7 +4,7 @@ import { emitWarningIfUnsupportedVersion, state } from "./emitWarningIfUnsupport
 
 describe("emitWarningIfUnsupportedVersion", () => {
   const emitWarning = process.emitWarning;
-  const supportedVersion = "18.0.0";
+  const supportedVersion = "20.0.0";
 
   beforeEach(() => {});
 
@@ -39,12 +39,12 @@ describe("emitWarningIfUnsupportedVersion", () => {
       expect(process.emitWarning).toHaveBeenCalledTimes(1);
       expect(process.emitWarning).toHaveBeenCalledWith(
         `NodeDeprecationWarning: The AWS SDK for JavaScript (v3) will
-no longer support Node.js 16.x on January 6, 2025.
+no longer support Node.js ${unsupportedVersion} in January 2026.
 
 To continue receiving updates to AWS services, bug fixes, and security
 updates please upgrade to a supported Node.js LTS version.
 
-More information can be found at: https://a.co/74kJMmI`
+More information can be found at: https://a.co/c895JFp`
       );
 
       // Verify that the warning emits only once.

packages/core/src/submodules/client/emitWarningIfUnsupportedVersion.ts

@@ -12,16 +12,16 @@ export const state = {
  * @param version - The Node.js version string.
  */
 export const emitWarningIfUnsupportedVersion = (version: string) => {
-  if (version && !state.warningEmitted && parseInt(version.substring(1, version.indexOf("."))) < 18) {
+  if (version && !state.warningEmitted && parseInt(version.substring(1, version.indexOf("."))) < 20) {
     state.warningEmitted = true;
     process.emitWarning(
       `NodeDeprecationWarning: The AWS SDK for JavaScript (v3) will
-no longer support Node.js 16.x on January 6, 2025.
+no longer support Node.js ${version} in January 2026.
 
 To continue receiving updates to AWS services, bug fixes, and security
 updates please upgrade to a supported Node.js LTS version.
 
-More information can be found at: https://a.co/74kJMmI`
+More information can be found at: https://a.co/c895JFp`
     );
   }
 };