typeAheadToLastSelected() {
      const indexOfLastSelected =
        this.selectedValue.length !== 0
          ? this.filteredOptions.indexOf(
              this.selectedValue[this.selectedValue.length - 1]
            )
          : -1

      if (indexOfLastSelected !== -1) {
        this.typeAheadPointer = indexOfLastSelected
      }
    }
Moves the pointer to the last selected option.