import Decimal from 'decimal.js';
import type { FormulaValueOptions, RoundingType } from './type';
declare function isPlainObject(obj: any): obj is Record<string, any>;
declare function hasOwnProp(obj: any, key: PropertyKey): boolean;
declare function isFunction(value: any): value is Function;
declare function isString(value: any): value is string;
declare function isNumber(value: any): value is number;
declare function isDecimal(value: any, options: FormulaValueOptions): value is Decimal;
declare function isDecimalValue(value: any, options: FormulaValueOptions): boolean;
declare function isDecimalTrue(value: any, options: FormulaValueOptions): any;
declare function toDecimal(value: any, options: FormulaValueOptions): Decimal;
declare function toRound(value: Decimal.Value, decimalPlaces?: number, rounding?: Decimal.Rounding | RoundingType): Decimal;
declare function toFixed(value: Decimal.Value | null | undefined, options?: {
    precision?: number | [min: number, max: number];
    comma?: boolean;
    commaStr?: string;
    commaDigit?: number;
    nullStr?: string;
    trimTrailingZero?: boolean;
    trimTrailingZeroIfInt?: boolean;
    rounding?: Decimal.Rounding | RoundingType;
}): string;
declare function getValueByPath(data: Record<string, any>, path: string, onNotFind?: (path: string, options: {
    parsedPath: string;
    pre: any;
    isLeaf: boolean;
    paths: string[];
}) => void, defaultValue?: any): any;
declare function isValueType(value: any, type: 'bool' | 'boolean' | 'string' | 'array' | 'number' | 'NaN' | 'Infinity' | 'null' | 'object'): boolean;
declare function isPromise(v: any): v is Promise<any>;
declare function nextWithPromise<T, R>(proms: T, next?: (...args: any[]) => R, spread?: boolean): R | Promise<R>;
declare function flatten(array: any[]): any[];
declare function removeFormArray<T>(array: T[], value: T): boolean;
declare function isStringNumber(str: string): boolean;
export { isPlainObject, isString, isFunction, isNumber, isPromise, isValueType, isDecimal, isDecimalTrue, isDecimalValue, toDecimal, toRound, toFixed, hasOwnProp, isStringNumber, getValueByPath, nextWithPromise, flatten, removeFormArray, };