src/properties/class-papi-property-sidebar.php
public function format_value( $value, $slug, $post_id ) {
		if ( is_admin() || ! $this->settings->render ) {
			return $value;
		}

		ob_start();
		if ( is_active_sidebar( $value ) ) {
			dynamic_sidebar( $value );
		}

		return ob_get_clean();
	}
public function format_value( $value, $slug, $post_id ) {
		if ( is_admin() || ! $this->settings->render ) {
			return $value;
		}

		ob_start();
		if ( is_active_sidebar( $value ) ) {
			dynamic_sidebar( $value );
		}

		return ob_get_clean();
	}
Format the value of the property before it's returned
to WordPress admin or the site.

@param  mixed  $value
@param  string $slug
@param  int    $post_id

@return string