type __ = typeof curryPlaceholder; interface CurriedFunction1 { (): CurriedFunction1; (t1: T1): R; } interface CurriedFunction2 { (): CurriedFunction2; (t1: T1): CurriedFunction1; (t1: __, t2: T2): CurriedFunction1; (t1: T1, t2: T2): R; } interface CurriedFunction3 { (): CurriedFunction3; (t1: T1): CurriedFunction2; (t1: __, t2: T2): CurriedFunction2; (t1: T1, t2: T2): CurriedFunction1; (t1: __, t2: __, t3: T3): CurriedFunction2; (t1: T1, t2: __, t3: T3): CurriedFunction1; (t1: __, t2: T2, t3: T3): CurriedFunction1; (t1: T1, t2: T2, t3: T3): R; } interface CurriedFunction4 { (): CurriedFunction4; (t1: T1): CurriedFunction3; (t1: __, t2: T2): CurriedFunction3; (t1: T1, t2: T2): CurriedFunction2; (t1: __, t2: __, t3: T3): CurriedFunction3; (t1: __, t2: __, t3: T3): CurriedFunction2; (t1: __, t2: T2, t3: T3): CurriedFunction2; (t1: T1, t2: T2, t3: T3): CurriedFunction1; (t1: __, t2: __, t3: __, t4: T4): CurriedFunction3; (t1: T1, t2: __, t3: __, t4: T4): CurriedFunction2; (t1: __, t2: T2, t3: __, t4: T4): CurriedFunction2; (t1: __, t2: __, t3: T3, t4: T4): CurriedFunction2; (t1: T1, t2: T2, t3: __, t4: T4): CurriedFunction1; (t1: T1, t2: __, t3: T3, t4: T4): CurriedFunction1; (t1: __, t2: T2, t3: T3, t4: T4): CurriedFunction1; (t1: T1, t2: T2, t3: T3, t4: T4): R; } interface CurriedFunction5 { (): CurriedFunction5; (t1: T1): CurriedFunction4; (t1: __, t2: T2): CurriedFunction4; (t1: T1, t2: T2): CurriedFunction3; (t1: __, t2: __, t3: T3): CurriedFunction4; (t1: T1, t2: __, t3: T3): CurriedFunction3; (t1: __, t2: T2, t3: T3): CurriedFunction3; (t1: T1, t2: T2, t3: T3): CurriedFunction2; (t1: __, t2: __, t3: __, t4: T4): CurriedFunction4; (t1: T1, t2: __, t3: __, t4: T4): CurriedFunction3; (t1: __, t2: T2, t3: __, t4: T4): CurriedFunction3; (t1: __, t2: __, t3: T3, t4: T4): CurriedFunction3; (t1: T1, t2: T2, t3: __, t4: T4): CurriedFunction2; (t1: T1, t2: __, t3: T3, t4: T4): CurriedFunction2; (t1: __, t2: T2, t3: T3, t4: T4): CurriedFunction2; (t1: T1, t2: T2, t3: T3, t4: T4): CurriedFunction1; (t1: __, t2: __, t3: __, t4: __, t5: T5): CurriedFunction4; (t1: T1, t2: __, t3: __, t4: __, t5: T5): CurriedFunction3; (t1: __, t2: T2, t3: __, t4: __, t5: T5): CurriedFunction3; (t1: __, t2: __, t3: T3, t4: __, t5: T5): CurriedFunction3; (t1: __, t2: __, t3: __, t4: T4, t5: T5): CurriedFunction3; (t1: T1, t2: T2, t3: __, t4: __, t5: T5): CurriedFunction2; (t1: T1, t2: __, t3: T3, t4: __, t5: T5): CurriedFunction2; (t1: T1, t2: __, t3: __, t4: T4, t5: T5): CurriedFunction2; (t1: __, t2: T2, t3: T3, t4: __, t5: T5): CurriedFunction2; (t1: __, t2: T2, t3: __, t4: T4, t5: T5): CurriedFunction2; (t1: __, t2: __, t3: T3, t4: T4, t5: T5): CurriedFunction2; (t1: T1, t2: T2, t3: T3, t4: __, t5: T5): CurriedFunction1; (t1: T1, t2: T2, t3: __, t4: T4, t5: T5): CurriedFunction1; (t1: T1, t2: __, t3: T3, t4: T4, t5: T5): CurriedFunction1; (t1: __, t2: T2, t3: T3, t4: T4, t5: T5): CurriedFunction1; (t1: T1, t2: T2, t3: T3, t4: T4, t5: T5): R; } /** * Creates a curried function that accepts a single argument. * @param {(t1: T1) => R} func - The function to curry. * @param {number=func.length} arity - The arity of func. * @returns {CurriedFunction1} - Returns the new curried function. * @example * const greet = (name: string) => `Hello ${name}`; * const curriedGreet = curry(greet); * curriedGreet('John'); // => 'Hello John' */ declare function curry(func: (t1: T1) => R, arity?: number): CurriedFunction1; /** * Creates a curried function that accepts two arguments. * @param {(t1: T1, t2: T2) => R} func - The function to curry. * @param {number=func.length} arity - The arity of func. * @returns {CurriedFunction2} - Returns the new curried function. * @example * const add = (a: number, b: number) => a + b; * const curriedAdd = curry(add); * curriedAdd(1)(2); // => 3 * curriedAdd(1, 2); // => 3 */ declare function curry(func: (t1: T1, t2: T2) => R, arity?: number): CurriedFunction2; /** * Creates a curried function that accepts three arguments. * @param {(t1: T1, t2: T2, t3: T3) => R} func - The function to curry. * @param {number=func.length} arity - The arity of func. * @returns {CurriedFunction3} - Returns the new curried function. * @example * const volume = (l: number, w: number, h: number) => l * w * h; * const curriedVolume = curry(volume); * curriedVolume(2)(3)(4); // => 24 * curriedVolume(2, 3)(4); // => 24 * curriedVolume(2, 3, 4); // => 24 */ declare function curry(func: (t1: T1, t2: T2, t3: T3) => R, arity?: number): CurriedFunction3; /** * Creates a curried function that accepts four arguments. * @param {(t1: T1, t2: T2, t3: T3, t4: T4) => R} func - The function to curry. * @param {number=func.length} arity - The arity of func. * @returns {CurriedFunction4} - Returns the new curried function. * @example * const fn = (a: number, b: number, c: number, d: number) => a + b + c + d; * const curriedFn = curry(fn); * curriedFn(1)(2)(3)(4); // => 10 * curriedFn(1, 2)(3, 4); // => 10 * curriedFn(1, 2, 3, 4); // => 10 */ declare function curry(func: (t1: T1, t2: T2, t3: T3, t4: T4) => R, arity?: number): CurriedFunction4; /** * Creates a curried function that accepts five arguments. * @param {(t1: T1, t2: T2, t3: T3, t4: T4, t5: T5) => R} func - The function to curry. * @param {number=func.length} arity - The arity of func. * @returns {CurriedFunction5} - Returns the new curried function. * @example * const fn = (a: number, b: number, c: number, d: number, e: number) => a + b + c + d + e; * const curriedFn = curry(fn); * curriedFn(1)(2)(3)(4)(5); // => 15 * curriedFn(1, 2)(3, 4)(5); // => 15 * curriedFn(1, 2, 3, 4, 5); // => 15 */ declare function curry(func: (t1: T1, t2: T2, t3: T3, t4: T4, t5: T5) => R, arity?: number): CurriedFunction5; /** * Creates a curried function that accepts any number of arguments. * @param {(...args: any[]) => any} func - The function to curry. * @param {number=func.length} arity - The arity of func. * @returns {(...args: any[]) => any} - Returns the new curried function. * @example * const sum = (...args: number[]) => args.reduce((a, b) => a + b, 0); * const curriedSum = curry(sum); * curriedSum(1, 2, 3); // => 6 * curriedSum(1)(2, 3); // => 6 * curriedSum(1)(2)(3); // => 6 */ declare function curry(func: (...args: any[]) => any, arity?: number): (...args: any[]) => any; declare namespace curry { var placeholder: typeof curryPlaceholder; } declare const curryPlaceholder: unique symbol; export { curry };