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type TypeGuard<A, B extends A> = (payload: A) => payload is B;/** * A factory function that creates a function to check if the payload is one of the given types. * * @example * import { isOneOf, isNull, isUndefined } from 'is-what' * * const isNullOrUndefined = isOneOf(isNull, isUndefined) * * isNullOrUndefined(null) // true
* isNullOrUndefined(undefined) // true
* isNullOrUndefined(123) // false
*/export declare function isOneOf<A, B extends A, C extends A>(a: TypeGuard<A, B>, b: TypeGuard<A, C>): TypeGuard<A, B | C>;/** * A factory function that creates a function to check if the payload is one of the given types. * * @example * import { isOneOf, isNull, isUndefined } from 'is-what' * * const isNullOrUndefined = isOneOf(isNull, isUndefined) * * isNullOrUndefined(null) // true
* isNullOrUndefined(undefined) // true
* isNullOrUndefined(123) // false
*/export declare function isOneOf<A, B extends A, C extends A, D extends A>(a: TypeGuard<A, B>, b: TypeGuard<A, C>, c: TypeGuard<A, D>): TypeGuard<A, B | C | D>;/** * A factory function that creates a function to check if the payload is one of the given types. * * @example * import { isOneOf, isNull, isUndefined } from 'is-what' * * const isNullOrUndefined = isOneOf(isNull, isUndefined) * * isNullOrUndefined(null) // true
* isNullOrUndefined(undefined) // true
* isNullOrUndefined(123) // false
*/export declare function isOneOf<A, B extends A, C extends A, D extends A, E extends A>(a: TypeGuard<A, B>, b: TypeGuard<A, C>, c: TypeGuard<A, D>, d: TypeGuard<A, E>): TypeGuard<A, B | C | D | E>;/** * A factory function that creates a function to check if the payload is one of the given types. * * @example * import { isOneOf, isNull, isUndefined } from 'is-what' * * const isNullOrUndefined = isOneOf(isNull, isUndefined) * * isNullOrUndefined(null) // true
* isNullOrUndefined(undefined) // true
* isNullOrUndefined(123) // false
*/export declare function isOneOf<A, B extends A, C extends A, D extends A, E extends A, F extends A>(a: TypeGuard<A, B>, b: TypeGuard<A, C>, c: TypeGuard<A, D>, d: TypeGuard<A, E>, e: TypeGuard<A, F>): TypeGuard<A, B | C | D | E | F>;export {};
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