import { BooleanExpression } from './boolean_expression_parsing';
export interface TailItem {
    operator: '&&' | '||';
    expression: BooleanExpression;
    kind: 'tail-item';
}
export declare function createTailItem(operator: '&&' | '||', expression: BooleanExpression): TailItem;
export declare function createTailParser(itemParser: any): any;
export declare function createAnd(expression: BooleanExpression): TailItem;
export declare function createOr(expression: BooleanExpression): TailItem;
export interface Concatenation {
    head: BooleanExpression;
    tail: TailItem[];
    kind: 'concatenation';
}
export declare function createConcatenation(head: BooleanExpression, tail: TailItem[]): Concatenation;