import type { TypeOfTypes } from './TypeOfTypes.ts';
/**
 * Validates that a value matches the expected type, returning the value and any errors.
 * @param typeName - The expected type name.
 * @param value - The value to validate.
 * @param optional - If true, undefined values are accepted without error.
 * @returns A tuple of [value or undefined, array of errors].
 */
export declare const validateType: <T>(typeName: TypeOfTypes, value: T, optional?: boolean) => [T | undefined, Error[]];
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