popRoute() {
        const {name, params} = this.currentState,
            match = name.match(/.*(?=\.)/);
        if (!match) return;
        return this.router.navigate(match[0], params);
    }
/**
     * Remove last routeName from the current route, preserving params
     */
Remove last routeName from the current route, preserving params
Remove last routeName from the current route preserving params
popRoute() {
        const {name, params} = this.currentState,
            match = name.match(/.*(?=\.)/);
        if (!match) return;
        return this.router.navigate(match[0], params);
    }
popRoute ( ) { const { name , params } = this . currentState , match = name . match ( / .*(?=\.) / ) ; if ( ! match ) return ; return this . router . navigate ( match [ 0 ] , params ) ; }
Remove last routeName from the current route, preserving params
Remove last routeName from the current route preserving params