protected function setup_groups() {
		$this->groups_cache = $this->getGroups();

		if ( empty( $this->groups_cache ) && empty( self::$groups ) ) {
			return false;
		}

		// Allow for adding extra unit tests.
		if ( ! empty( self::$groups ) ) {
			$this->groups_cache = array_merge( $this->groups_cache, self::$groups );
		}

		return true;
	}
protected function setup_groups() {
		$this->groups_cache = $this->getGroups();

		if ( empty( $this->groups_cache ) && empty( self::$groups ) ) {
			return false;
		}

		// Allow for adding extra unit tests.
		if ( ! empty( self::$groups ) ) {
			$this->groups_cache = array_merge( $this->groups_cache, self::$groups );
		}

		return true;
	}
protected function setup_groups ( ) { $ this -> groups_cache = $ this -> getGroups ( ) ; if ( empty ( $ this -> groups_cache ) && empty ( self :: $ groups ) ) { return false ; } // Allow for adding extra unit tests. if ( ! empty ( self :: $ groups ) ) { $ this -> groups_cache = array_merge ( $ this -> groups_cache , self :: $ groups ) ; } return true ; }
Cache the groups.

@since 0.13.0

@return bool True if the groups were setup. False if not.
Cache the groups .