import type { IStringifier, IParser } from '../lib/jsonCache.types';
export declare enum TYPE {
    OBJECT = "0",
    STRING = "1",
    NUMBER = "2",
    BOOLEAN = "3",
    FUNCTION = "4",
    UNDEFINED = "5",
    SYMBOL = "6"
}
/**
 * Returns true if the given value's
 * type need to be skipped during storage.
 * For ex: Symbol -> Since symbols are private,
 * we DO NOT encourage them to be stored, hence
 * we are skipping from storing the same.
 *
 * In case you've forked this library and want to
 * add more type, then this is the place for you 🙂
 */
export declare const isSkippedType: (val: any) => boolean;
/**
 * Returns a shorter form of the type of the
 * value that can be stored in redis.
 *   This also handles custom Classes by using
 * their constructor names directly.
 *
 * @param val Value whose type needs to be computed
 */
export declare const getTypeOf: (val: any) => (TYPE | string);
/**
 * Returns the stringified version of the given value.
 * However note that this method needs to take care,
 * such that special values like undefined, null, false, true
 * etc are also stringified correctly for storage.
 *
 * In case of a custom class / object, this method would
 * call the provided stringifier (if any available), else
 * would use `String(val)`
 *
 * @param val Value to be evaluated
 * @param stringifier Custom stringifiers
 *
 * @returns Stringified value. If null is returned, then such a value must NOT
 * be stored
 */
export declare const getValueOf: (val: any, stringifier?: IStringifier) => string;
/**
 * Converts the given value to the specified type.
 *   Also note that, if a custom className type is
 * detected, then the provided custom Parser will
 * be called (if any available), else will return
 * the value as is.
 */
export declare const getTypedVal: (type: TYPE | string, val: string, parser?: IParser) => any;