import { LeafItemDescription } from '../ConfigDescription';
/**
 * Description of a boolean item. Boolean parser tries also to convert some numbers and strings.
 */
export default class BooleanDescription extends LeafItemDescription<boolean> {
    /**
     * Create the description of a boolean item.
     *
     * @param defaultValue - The value to use for inexistent value.
     */
    constructor(defaultValue: boolean);
    protected parseValue(value: unknown, fileName: string, keyName: string): boolean;
}