import { FormulaVariable } from './formula-variable';
import { FormulaResponse } from './formula-response';
/**
 * Object to execute some formula with given variables.
 * @example
const runner = new FormulaRunner('SUM([D],[C])');
runner.addVariable({identifier: 'A', value: 10, formula: null});
runner.addVariable({identifier: 'B', value: 5, formula: null});
runner.addVariable({identifier: 'C', value: null, formula: '[A]+[B]'});
runner.addVariable({identifier: 'D', value: null, formula: '[C] * 2'});
runner.run()
    .then(response => console.log(response.result))
 */
export declare class FormulaRunner {
    private _resultFormula;
    private static VAR_FUNCTION_SEPARATOR;
    private _variables;
    constructor(_resultFormula: string);
    /**
     * Add a FormulaVariable to the runner.
     * @param variable FormulaVariable
     */
    addVariable(variable: FormulaVariable): void;
    /**
     * Modifies value of variable with the given identifier (only if has only one variable with the identifier)
     * @param identifier Identifier of the variable to modify value
     * @param value Value to be set
     */
    setValue(identifier: string, value: any): void;
    /**
     * Runs the expression and return the result for the given formula
     */
    run(): Promise<FormulaResponse>;
    /**
     * Translates the formula written by user, to be readed inside de API
     * @param formula
     */
    private translateFormula;
    /**
     * This method translates the error object from hot-parser-formula to an string message
     * @param error
     */
    private translateErrorMessage;
}