Vmeda.Online/src/core/components/button-with-spinner/core-button-with-spinner.html

<div *ngIf="!loading" [@coreShowHideAnimation]>
    <ng-content></ng-content>
</div>

<!-- Spinner. -->
<ion-spinner *ngIf="loading" [@coreShowHideAnimation] [attr.aria-label]="loadingLabel | translate"></ion-spinner>