refactor: in discovery, rename getSourceCredentials to getCredentials

update ibm-cloud-sdk-core, which renames `getCredentials` to `getServiceCredentials`

BREAKING CHANGE: These method renames are breaking changes. Update the method names to migrate your code.

Author: dpopp07

UPGRADE-4.0.md

@@ -2,6 +2,7 @@
 - [Breaking changes]
    - [Methods no longer return stream]
    - [Error Handling Compatibility]
+   - [Default Methods Compatibility]
    - [Removed Services]
    - [Constructor Compatibility]
    - [Assistant Compatibility]
@@ -42,6 +43,9 @@ The object returned is of class `Error` and has the following properties:
 
 If a request is made but no response is received (very rare), `error.body` will be an instance of [HTTP.ClientRequest](https://nodejs.org/api/http.html#http_class_http_clientrequest).
 
+### Default Methods Compatibility
+- The method `getCredentials`, which formerly returned an object containing all user credentials (username, password, etc.), has been renamed to `getServiceCredentials`
+
 ### Removed Services
 The following services have been deprecated for an extended period of time and will no longer be supported in the SDK:
 - Dialog
@@ -57,6 +61,9 @@ The following services have been deprecated for an extended period of time and w
 - Parameter name changed: `export` -> `_export` (_All instances_)
 
 ### Discovery Compatibility
+#### getSourceCredentials
+- Method name changed: `getSourceCredentials` -> `getCredentials`
+
 #### getEnvironments
 - Method name changed: `getEnvironments` -> `listEnvironments`
 

discovery/v1-generated.ts

@@ -3822,14 +3822,14 @@ class DiscoveryV1 extends BaseService {
    * @param {Function} [callback] - The callback that handles the response.
    * @returns {NodeJS.ReadableStream|void}
    */
-  public getSourceCredentials(params: DiscoveryV1.GetSourceCredentialsParams, callback?: DiscoveryV1.Callback<DiscoveryV1.Credentials>): Promise<any> | void {
+  public getCredentials(params: DiscoveryV1.GetCredentialsParams, callback?: DiscoveryV1.Callback<DiscoveryV1.Credentials>): Promise<any> | void {
     const _params = extend({}, params);
     const _callback = callback;
     const requiredParams = ['environment_id', 'credential_id'];
 
     if (!_callback) {
       return new Promise((resolve, reject) => {
-        this.getSourceCredentials(params, (err, bod, res) => {
+        this.getCredentials(params, (err, bod, res) => {
           err ? reject(err) : _params.return_response ? resolve(res) : resolve(bod);
         });
       });
@@ -3845,7 +3845,7 @@ class DiscoveryV1 extends BaseService {
       'credential_id': _params.credential_id
     };
 
-    const sdkHeaders = getSdkHeaders('discovery', 'v1', 'getSourceCredentials');
+    const sdkHeaders = getSdkHeaders('discovery', 'v1', 'getCredentials');
 
     const parameters = {
       options: {
@@ -5253,8 +5253,8 @@ namespace DiscoveryV1 {
     return_response?: boolean;
   }
 
-  /** Parameters for the `getSourceCredentials` operation. */
-  export interface GetSourceCredentialsParams {
+  /** Parameters for the `getCredentials` operation. */
+  export interface GetCredentialsParams {
     /** The ID of the environment. */
     environment_id: string;
     /** The unique identifier for a set of source credentials. */