/**
 * A helper function to delete a property from an object or array at a path.
 * @since 1.0.0
 * @param input The object or array to delete the property from.
 * @param path The path to the property to delete.
 * @returns The input object or array.
 */
declare function deleteProperty<T>(input: unknown, path: string[]): T;

declare const PROPERTY_NOT_FOUND: unique symbol;
/**
 * A helper function to get a property from an object or array at a path.
 * @since 1.0.0
 * @param input The object or array to get the property from.
 * @param path The path to the property to get.
 * @param fallbackToInput Whether to return the input if path has a length of 0.
 * @returns The property at the path or {@link PROPERTY_NOT_FOUND} if the property does not exist.
 */
declare function getProperty<T = unknown>(input: unknown, path: string[], fallbackToInput?: boolean): T | typeof PROPERTY_NOT_FOUND;

/**
 * A helper function to check if an object or array has a property at a path.
 * @since 1.0.0
 * @param input The object or array to check the property at the path.
 * @param path  The path to the property to check.
 * @returns Whether the property at the path exists.
 */
declare function hasProperty(input: unknown, path: string[]): boolean;

/**
 * A helper function to set a property on an object or array at a path.
 * @since 1.0.0
 * @param input The object or array to set the property on.
 * @param path The path to the property to set.
 * @param value The value to set the property to.
 * @returns The input object or array.
 */
declare function setProperty<T>(input: unknown, path: string[], value: unknown): T;

export { PROPERTY_NOT_FOUND, deleteProperty, getProperty, hasProperty, setProperty };