/**
 * Type is an alias for <any>.
 */
export type Type = any;
/**
 * Any is a class used to represent typescript's "any" type.
 */
export declare class Any {
}
/**
 * isObject test.
 *
 * Does not consider an Array an object.
 */
export declare const isObject: (value: Type) => value is object;
/**
 * isArray test.
 */
export declare const isArray: (arg: any) => arg is any[];
/**
 * isString test.
 */
export declare const isString: (value: Type) => value is string;
/**
 * isNumber test.
 */
export declare const isNumber: (value: Type) => value is number;
/**
 * isBoolean test.
 */
export declare const isBoolean: (value: Type) => value is boolean;
/**
 * isFunction test.
 */
export declare const isFunction: (value: Type) => value is Function;
/**
 * isPrim test.
 */
export declare const isPrim: (value: Type) => boolean;
/**
 * isNull tests whether the value is null or undefined.
 */
export declare const isNull: (value: Type) => boolean;
/**
 * is performs a typeof of check on a type.
 */
export declare const is: <A>(expected: string) => (value: A) => boolean;
/**
 * test a value at runtime to determine if it conforms to a type.
 *
 * This function exists to provide best effort type pattern matching
 * capabilities. It is based on the following rules:
 *
 * string   -> Matches on the value of the string.
 * number   -> Matches on the value of the number.
 * boolean  -> Matches on the value of the boolean.
 * object   -> Each key of the object is matched on the value, all must match.
 * function -> Treated as a constructor and results in an instanceof check or
 *             for String,Number and Boolean, this uses the typeof check. If
 *             the function is RegExp then we uses the RegExp.test function
 *             instead.
 */
export declare const test: <T, V>(pattern: T, value: V) => boolean;
/**
 * show the type of a value.
 *
 * Note: This may crash if the value is an
 * object literal with recursive references.
 */
export declare const show: <A>(value: A) => string;
/**
 * toString casts a value to a string.
 *
 * If the value is null or undefined an empty string is returned instead of
 * the default.
 */
export declare const toString: (val: Type) => string;