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