import { default as Condition } from '../components/Models/Condition';
/**
 * Flattens unnecessary nested Groups. If a Group contains only one child which is also a Group,
 * and that child Group contains only ExpressionConditions, flatten it by replacing the parent Group's
 * single child with the child Group's children directly.
 */
export default function flattenNestedGroups(conditions: Condition[]): Condition[];