Ghost/ghost/admin/app/components/gh-task-button.hbs

{{#if (has-block)}}
    {{yield (hash
        isIdle=this.isIdle
        isRunning=this.isRunning
        isSuccess=this.isSuccess
        isFailure=this.isFailure
    )}}
{{else}}
    {{#if this.isRunning}}<span>{{svg-jar "spinner" class="gh-icon-spinner"}}{{this.runningText}}</span>{{/if}}
    {{#if this.isIdle}}<span>{{this.buttonText}}</span>{{/if}}
    {{#if this.isSuccess}}<span {{did-insert this.handleReset}}>{{svg-jar "check-circle"}} {{this.successText}}</span>{{/if}}
    {{#if this.isFailure}}<span>{{svg-jar "retry"}} {{this.failureText}}</span>{{/if}}
{{/if}}