/**
 * Function parseNumber will parse number from string
 *
 * Note: [🔂] This function is idempotent.
 * Unlike Number.parseInt, Number.parseFloat it will never ever result in NaN
 * Note: it also works only with decimal numbers
 *
 * @returns parsed number
 * @throws {ParseError} if the value is not a number
 *
 * @public exported from `@promptbook/utils`
 */
export declare function parseNumber(value: string | number | null | undefined): number;