feat: refactore get source project name

Signed-off-by: Philippe LAWSON <philippe.lawson@montreal.ca>

src/config/configs.ts

@@ -26,17 +26,23 @@ export class Configs {
    */
   private _cacheDuration: number = constants.default.cacheDuration;
 
-  private readonly _sourceProjectName = (): string => {
-    const sourcePackageJson = require(`${constants.appRoot}/package.json`);
-    return sourcePackageJson?.name ? sourcePackageJson.name : '';
-  };
+  /**
+   * When this library is used as a dependency in a project, the source project name will be the property name in the package.json of this project
+   *
+   * @private
+   * @type {string}
+   * @memberof Configs
+   */
+  private readonly _sourceProjectName: string;
 
   private _loggerCreator: (name: string) => ILogger;
   private _correlationIdProvider: () => string;
 
   constructor() {
     this.libRoot = path.normalize(__dirname + '/../../..');
     this.isWindows = os.platform() === 'win32';
+    const sourcePackageJson = require(`${constants.appRoot}/package.json`);
+    this._sourceProjectName = sourcePackageJson?.name ? sourcePackageJson.name : '';
   }
 
   /**
@@ -134,8 +140,14 @@ export class Configs {
     this._correlationIdProvider = correlationIdProvider;
   }
 
-  public getSourceProjectName() {
-    return this._sourceProjectName();
+  /**
+   * Get the source project name where this library is imported
+   *
+   * @return {*}  {string}
+   * @memberof Configs
+   */
+  public getSourceProjectName(): string {
+    return this._sourceProjectName;
   }
 
   /**