export function pipe<T1>(fn0: () => T1): () => T1;
export function pipe<V0, T1>(fn0: (x0: V0) => T1): (x0: V0) => T1;
export function pipe<V0, V1, T1>(
  fn0: (x0: V0, x1: V1) => T1
): (x0: V0, x1: V1) => T1;
export function pipe<V0, V1, V2, T1>(
  fn0: (x0: V0, x1: V1, x2: V2) => T1
): (x0: V0, x1: V1, x2: V2) => T1;

export function pipe<T1, T2>(fn0: () => T1, fn1: (x: T1) => T2): () => T2;
export function pipe<V0, T1, T2>(
  fn0: (x0: V0) => T1,
  fn1: (x: T1) => T2
): (x0: V0) => T2;
export function pipe<V0, V1, T1, T2>(
  fn0: (x0: V0, x1: V1) => T1,
  fn1: (x: T1) => T2
): (x0: V0, x1: V1) => T2;
export function pipe<V0, V1, V2, T1, T2>(
  fn0: (x0: V0, x1: V1, x2: V2) => T1,
  fn1: (x: T1) => T2
): (x0: V0, x1: V1, x2: V2) => T2;

export function pipe<T1, T2, T3>(
  fn0: () => T1,
  fn1: (x: T1) => T2,
  fn2: (x: T2) => T3
): () => T3;
export function pipe<V0, T1, T2, T3>(
  fn0: (x: V0) => T1,
  fn1: (x: T1) => T2,
  fn2: (x: T2) => T3
): (x: V0) => T3;
export function pipe<V0, V1, T1, T2, T3>(
  fn0: (x0: V0, x1: V1) => T1,
  fn1: (x: T1) => T2,
  fn2: (x: T2) => T3
): (x0: V0, x1: V1) => T3;
export function pipe<V0, V1, V2, T1, T2, T3>(
  fn0: (x0: V0, x1: V1, x2: V2) => T1,
  fn1: (x: T1) => T2,
  fn2: (x: T2) => T3
): (x0: V0, x1: V1, x2: V2) => T3;

export function pipe<T1, T2, T3, T4>(
  fn0: () => T1,
  fn1: (x: T1) => T2,
  fn2: (x: T2) => T3,
  fn3: (x: T3) => T4
): () => T4;
export function pipe<V0, T1, T2, T3, T4>(
  fn0: (x: V0) => T1,
  fn1: (x: T1) => T2,
  fn2: (x: T2) => T3,
  fn3: (x: T3) => T4
): (x: V0) => T4;
export function pipe<V0, V1, T1, T2, T3, T4>(
  fn0: (x0: V0, x1: V1) => T1,
  fn1: (x: T1) => T2,
  fn2: (x: T2) => T3,
  fn3: (x: T3) => T4
): (x0: V0, x1: V1) => T4;
export function pipe<V0, V1, V2, T1, T2, T3, T4>(
  fn0: (x0: V0, x1: V1, x2: V2) => T1,
  fn1: (x: T1) => T2,
  fn2: (x: T2) => T3,
  fn3: (x: T3) => T4
): (x0: V0, x1: V1, x2: V2) => T4;

export function pipe<T1, T2, T3, T4, T5>(
  fn0: () => T1,
  fn1: (x: T1) => T2,
  fn2: (x: T2) => T3,
  fn3: (x: T3) => T4,
  fn4: (x: T4) => T5
): () => T5;
export function pipe<V0, T1, T2, T3, T4, T5>(
  fn0: (x: V0) => T1,
  fn1: (x: T1) => T2,
  fn2: (x: T2) => T3,
  fn3: (x: T3) => T4,
  fn4: (x: T4) => T5
): (x: V0) => T5;
export function pipe<V0, V1, T1, T2, T3, T4, T5>(
  fn0: (x0: V0, x1: V1) => T1,
  fn1: (x: T1) => T2,
  fn2: (x: T2) => T3,
  fn3: (x: T3) => T4,
  fn4: (x: T4) => T5
): (x0: V0, x1: V1) => T5;
export function pipe<V0, V1, V2, T1, T2, T3, T4, T5>(
  fn0: (x0: V0, x1: V1, x2: V2) => T1,
  fn1: (x: T1) => T2,
  fn2: (x: T2) => T3,
  fn3: (x: T3) => T4,
  fn4: (x: T4) => T5
): (x0: V0, x1: V1, x2: V2) => T5;

export function pipe<T1, T2, T3, T4, T5, T6>(
  fn0: () => T1,
  fn1: (x: T1) => T2,
  fn2: (x: T2) => T3,
  fn3: (x: T3) => T4,
  fn4: (x: T4) => T5,
  fn5: (x: T5) => T6
): () => T6;
export function pipe<V0, T1, T2, T3, T4, T5, T6>(
  fn0: (x: V0) => T1,
  fn1: (x: T1) => T2,
  fn2: (x: T2) => T3,
  fn3: (x: T3) => T4,
  fn4: (x: T4) => T5,
  fn5: (x: T5) => T6
): (x: V0) => T6;
export function pipe<V0, V1, T1, T2, T3, T4, T5, T6>(
  fn0: (x0: V0, x1: V1) => T1,
  fn1: (x: T1) => T2,
  fn2: (x: T2) => T3,
  fn3: (x: T3) => T4,
  fn4: (x: T4) => T5,
  fn5: (x: T5) => T6
): (x0: V0, x1: V1) => T6;
export function pipe<V0, V1, V2, T1, T2, T3, T4, T5, T6>(
  fn0: (x0: V0, x1: V1, x2: V2) => T1,
  fn1: (x: T1) => T2,
  fn2: (x: T2) => T3,
  fn3: (x: T3) => T4,
  fn4: (x: T4) => T5,
  fn5: (x: T5) => T6
): (x0: V0, x1: V1, x2: V2) => T6;

export function pipe<T1, T2, T3, T4, T5, T6, T7>(
  fn0: () => T1,
  fn1: (x: T1) => T2,
  fn2: (x: T2) => T3,
  fn3: (x: T3) => T4,
  fn4: (x: T4) => T5,
  fn5: (x: T5) => T6,
  fn: (x: T6) => T7
): () => T7;
export function pipe<V0, T1, T2, T3, T4, T5, T6, T7>(
  fn0: (x: V0) => T1,
  fn1: (x: T1) => T2,
  fn2: (x: T2) => T3,
  fn3: (x: T3) => T4,
  fn4: (x: T4) => T5,
  fn5: (x: T5) => T6,
  fn: (x: T6) => T7
): (x: V0) => T7;
export function pipe<V0, V1, T1, T2, T3, T4, T5, T6, T7>(
  fn0: (x0: V0, x1: V1) => T1,
  fn1: (x: T1) => T2,
  fn2: (x: T2) => T3,
  fn3: (x: T3) => T4,
  fn4: (x: T4) => T5,
  fn5: (x: T5) => T6,
  fn6: (x: T6) => T7
): (x0: V0, x1: V1) => T7;
export function pipe<V0, V1, V2, T1, T2, T3, T4, T5, T6, T7>(
  fn0: (x0: V0, x1: V1, x2: V2) => T1,
  fn1: (x: T1) => T2,
  fn2: (x: T2) => T3,
  fn3: (x: T3) => T4,
  fn4: (x: T4) => T5,
  fn5: (x: T5) => T6,
  fn6: (x: T6) => T7
): (x0: V0, x1: V1, x2: V2) => T7;

export function pipe<T1, T2, T3, T4, T5, T6, T7, T8>(
  fn0: () => T1,
  fn1: (x: T1) => T2,
  fn2: (x: T2) => T3,
  fn3: (x: T3) => T4,
  fn4: (x: T4) => T5,
  fn5: (x: T5) => T6,
  fn6: (x: T6) => T7,
  fn: (x: T7) => T8
): () => T8;
export function pipe<V0, T1, T2, T3, T4, T5, T6, T7, T8>(
  fn0: (x: V0) => T1,
  fn1: (x: T1) => T2,
  fn2: (x: T2) => T3,
  fn3: (x: T3) => T4,
  fn4: (x: T4) => T5,
  fn5: (x: T5) => T6,
  fn6: (x: T6) => T7,
  fn: (x: T7) => T8
): (x: V0) => T8;
export function pipe<V0, V1, T1, T2, T3, T4, T5, T6, T7, T8>(
  fn0: (x0: V0, x1: V1) => T1,
  fn1: (x: T1) => T2,
  fn2: (x: T2) => T3,
  fn3: (x: T3) => T4,
  fn4: (x: T4) => T5,
  fn5: (x: T5) => T6,
  fn6: (x: T6) => T7,
  fn7: (x: T7) => T8
): (x0: V0, x1: V1) => T8;
export function pipe<V0, V1, V2, T1, T2, T3, T4, T5, T6, T7, T8>(
  fn0: (x0: V0, x1: V1, x2: V2) => T1,
  fn1: (x: T1) => T2,
  fn2: (x: T2) => T3,
  fn3: (x: T3) => T4,
  fn4: (x: T4) => T5,
  fn5: (x: T5) => T6,
  fn6: (x: T6) => T7,
  fn7: (x: T7) => T8
): (x0: V0, x1: V1, x2: V2) => T8;

export function pipe<T1, T2, T3, T4, T5, T6, T7, T8, T9>(
  fn0: () => T1,
  fn1: (x: T1) => T2,
  fn2: (x: T2) => T3,
  fn3: (x: T3) => T4,
  fn4: (x: T4) => T5,
  fn5: (x: T5) => T6,
  fn6: (x: T6) => T7,
  fn7: (x: T7) => T8,
  fn8: (x: T8) => T9
): () => T9;
export function pipe<V0, T1, T2, T3, T4, T5, T6, T7, T8, T9>(
  fn0: (x0: V0) => T1,
  fn1: (x: T1) => T2,
  fn2: (x: T2) => T3,
  fn3: (x: T3) => T4,
  fn4: (x: T4) => T5,
  fn5: (x: T5) => T6,
  fn6: (x: T6) => T7,
  fn7: (x: T7) => T8,
  fn8: (x: T8) => T9
): (x0: V0) => T9;
export function pipe<V0, V1, T1, T2, T3, T4, T5, T6, T7, T8, T9>(
  fn0: (x0: V0, x1: V1) => T1,
  fn1: (x: T1) => T2,
  fn2: (x: T2) => T3,
  fn3: (x: T3) => T4,
  fn4: (x: T4) => T5,
  fn5: (x: T5) => T6,
  fn6: (x: T6) => T7,
  fn7: (x: T7) => T8,
  fn8: (x: T8) => T9
): (x0: V0, x1: V1) => T9;
export function pipe<V0, V1, V2, T1, T2, T3, T4, T5, T6, T7, T8, T9>(
  fn0: (x0: V0, x1: V1, x2: V2) => T1,
  fn1: (x: T1) => T2,
  fn2: (x: T2) => T3,
  fn3: (x: T3) => T4,
  fn4: (x: T4) => T5,
  fn5: (x: T5) => T6,
  fn6: (x: T6) => T7,
  fn7: (x: T7) => T8,
  fn8: (x: T8) => T9
): (x0: V0, x1: V1, x2: V2) => T9;

export function pipe<T1, T2, T3, T4, T5, T6, T7, T8, T9, T10>(
  fn0: () => T1,
  fn1: (x: T1) => T2,
  fn2: (x: T2) => T3,
  fn3: (x: T3) => T4,
  fn4: (x: T4) => T5,
  fn5: (x: T5) => T6,
  fn6: (x: T6) => T7,
  fn7: (x: T7) => T8,
  fn8: (x: T8) => T9,
  fn9: (x: T9) => T10
): () => T10;
export function pipe<V0, T1, T2, T3, T4, T5, T6, T7, T8, T9, T10>(
  fn0: (x0: V0) => T1,
  fn1: (x: T1) => T2,
  fn2: (x: T2) => T3,
  fn3: (x: T3) => T4,
  fn4: (x: T4) => T5,
  fn5: (x: T5) => T6,
  fn6: (x: T6) => T7,
  fn7: (x: T7) => T8,
  fn8: (x: T8) => T9,
  fn9: (x: T9) => T10
): (x0: V0) => T10;
export function pipe<V0, V1, T1, T2, T3, T4, T5, T6, T7, T8, T9, T10>(
  fn0: (x0: V0, x1: V1) => T1,
  fn1: (x: T1) => T2,
  fn2: (x: T2) => T3,
  fn3: (x: T3) => T4,
  fn4: (x: T4) => T5,
  fn5: (x: T5) => T6,
  fn6: (x: T6) => T7,
  fn7: (x: T7) => T8,
  fn8: (x: T8) => T9,
  fn9: (x: T9) => T10
): (x0: V0, x1: V1) => T10;
export function pipe<V0, V1, V2, T1, T2, T3, T4, T5, T6, T7, T8, T9, T10>(
  fn0: (x0: V0, x1: V1, x2: V2) => T1,
  fn1: (x: T1) => T2,
  fn2: (x: T2) => T3,
  fn3: (x: T3) => T4,
  fn4: (x: T4) => T5,
  fn5: (x: T5) => T6,
  fn6: (x: T6) => T7,
  fn7: (x: T7) => T8,
  fn8: (x: T8) => T9,
  fn9: (x: T9) => T10
): (x0: V0, x1: V1, x2: V2) => T10;
export function pipe(...[h, ...fns]: [F, ...F[]]) {
  return (...args: unknown[]): unknown =>
    fns.reduce((v, fn) => fn(v), h(...args));
}
type F = (...args: unknown[]) => unknown;

• [F] pipe.ts
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