export declare function pipe<A>(a: A): A;
export declare function pipe<A, B>(a: A, ab: (a: A) => B): B;
export declare function pipe<A, B, C>(a: A, ab: (a: A) => B, bc: (b: B) => C): C;
export declare function pipe<A, B, C, D>(a: A, ab: (a: A) => B, bc: (b: B) => C, cd: (c: C) => D): D;
export declare function pipe<A, B, C, D, E>(a: A, ab: (a: A) => B, bc: (b: B) => C, cd: (c: C) => D, de: (d: D) => E): E;
export declare function flow<A extends ReadonlyArray<unknown>, B>(ab: (...a: A) => B): (...a: A) => B;
export declare function flow<A extends ReadonlyArray<unknown>, B, C>(ab: (...a: A) => B, bc: (b: B) => C): (...a: A) => C;
export declare function flow<A extends ReadonlyArray<unknown>, B, C, D>(ab: (...a: A) => B, bc: (b: B) => C, cd: (c: C) => D): (...a: A) => D;
export declare function flow<A extends ReadonlyArray<unknown>, B, C, D, E>(ab: (...a: A) => B, bc: (b: B) => C, cd: (c: C) => D, de: (d: D) => E): (...a: A) => E;
export declare const noop: () => void;
export declare const always: <A>(a: A) => (_b: any) => A;
export declare const invokeWith: <A, B>(a: A) => (fn: (fa: A) => B) => B;
export declare const invoke: <A, B>(fn: (a: A) => B) => (a: A) => B;
export declare const equal: <A>(a1: A) => (a2: A) => boolean;
export declare const isDefined: <A>(a: A) => boolean;