import { DataSourceOption } from "../common/BaseUI/DropdownRenderer/Reference";
import { CursorRef, EXPRESSION_VALUE, InputExpressionValue, MethodOption } from "./types";
/**
 * @description 生成唯一标识
 * @returns {string} 唯一标识
 */
export declare const SnowflakeId: () => any;
/** 查找根节点 */
export declare const findRootNodeByValue: (treeData: Record<string, any>[], targetValue: string) => Record<string, any>;
/** 查找目标元素的root和本身 */
export declare const findRootNodeAndValueByValue: (treeData: Record<string, any>[], targetValue: string) => {
    root: Record<string, any>;
    value: Record<string, any>;
};
/** 获取 aaa.bbb.ccc 的ccc */
export declare const getLastName: (str: string) => string;
export declare const checkIsAllDollarWrapped: (str: string) => boolean;
export declare const getDataSourceMap: (data: DataSourceOption[]) => Record<string, DataSourceOption>;
/** 获取第一个表达式项，通常用于获取「表达式单选控件」的内部实际值 */
export declare const getExpressionFirstItem: (value: InputExpressionValue) => EXPRESSION_VALUE;
export declare const transformDataSource: (dataSource: MethodOption[]) => DataSourceOption[];
export declare const findTargetTriggerField: (expressionField: EXPRESSION_VALUE[], cursor: CursorRef) => {
    offset: number;
    uniqueId: string;
};
export declare const checkIsReferenceNode: (input: any) => boolean;