Reformat some code to ease code review

src/app/item-page/simple/field-components/specific-field/cc-license/item-page-cc-license-field.component.ts

@@ -38,21 +38,21 @@ export class ItemPageCcLicenseFieldComponent implements OnInit {
    */
   @Input() item: Item;
 
-   /**
-   * Field name containing the CC license URI
+  /**
+   * 'full' variant shows image, a disclaimer (optional) and name (always), better for the item page content.
+   * 'small' variant shows image and name (optional), better for the item page sidebar
    */
-   @Input() ccLicenseUriField?;
+  @Input() variant?: 'small' | 'full' = this.appConfig.ccLicense.variant;
 
-   /**
+  /**
    * Field name containing the CC license URI
    */
-   @Input() ccLicenseNameField?;
+  @Input() ccLicenseUriField?;
 
   /**
-   * 'full' variant shows image, a disclaimer (optional) and name (always), better for the item page content.
-   * 'small' variant shows image and name (optional), better for the item page sidebar
+   * Field name containing the CC license URI
    */
-  @Input() variant?: 'small' | 'full' = this.appConfig.ccLicense.variant;
+  @Input() ccLicenseNameField?;
 
   /**
    * Shows the CC license name with the image. Always show if image fails to load
@@ -64,6 +64,11 @@ export class ItemPageCcLicenseFieldComponent implements OnInit {
    */
   @Input() showDisclaimer? = this.appConfig.ccLicense.showDisclaimer;
 
+  /**
+   * Expression used to detect (and parse) whether a URI denotes a CC license
+   */
+  public static readonly regex = /.*creativecommons.org\/(licenses|publicdomain)\/([^/]+)/gm;
+
   uri: string;
   name: string;
   showImage = true;
@@ -76,7 +81,6 @@ export class ItemPageCcLicenseFieldComponent implements OnInit {
   }
 
   ngOnInit() {
-    const regex = /.*creativecommons.org\/(licenses|publicdomain)\/([^/]+)/gm;
 
     this.configService.findByPropertyName('cc.license.uri').pipe(
       getFirstCompletedRemoteData(),