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Variable: compose()

const compose: {(): <Value>(value) => Value; <A, B>(fn): (value) => B; <A, B, C>(fn1, fn2): (value) => C; <A, B, C, D>(fn1, fn2, fn3): (value) => D; <A, B, C, D, E>(fn1, fn2, fn3, fn4): (value) => E; <A, B, C, D, E, F>(fn1, fn2, fn3, fn4, fn5): (value) => F; <A, B, C, D, E, F, G>(fn1, fn2, fn3, fn4, fn5, fn6): (value) => G; <A, B, C, D, E, F, G, H>(fn1, fn2, fn3, fn4, fn5, fn6, fn7): (value) => H; <A, B, C, D, E, F, G, H, I>(fn1, fn2, fn3, fn4, fn5, fn6, fn7, fn8): (value) => I; <A, B, C, D, E, F, G, H, I, J>(fn1, fn2, fn3, fn4, fn5, fn6, fn7, fn8, fn9): (value) => J; }

Defined in: core.d.ts:174

Returns a function that takes a single parameter and pipes it through the given functions.

Call Signature​

(): <Value>(value) => Value

Returns​

<Value>(value): Value

Type Parameters​

Value​

Value

Parameters​

value​

Value

Returns​

Value

Call Signature​

<A, B>(fn): (value) => B

Type Parameters​

A​

A

B​

B

Parameters​

fn​

(a) => B

Returns​

(value): B

Parameters​

value​

A

Returns​

B

Call Signature​

<A, B, C>(fn1, fn2): (value) => C

Type Parameters​

A​

A

B​

B

C​

C

Parameters​

fn1​

(a) => B

fn2​

(b) => C

Returns​

(value): C

Parameters​

value​

A

Returns​

C

Call Signature​

<A, B, C, D>(fn1, fn2, fn3): (value) => D

Type Parameters​

A​

A

B​

B

C​

C

D​

D

Parameters​

fn1​

(a) => B

fn2​

(b) => C

fn3​

(c) => D

Returns​

(value): D

Parameters​

value​

A

Returns​

D

Call Signature​

<A, B, C, D, E>(fn1, fn2, fn3, fn4): (value) => E

Type Parameters​

A​

A

B​

B

C​

C

D​

D

E​

E

Parameters​

fn1​

(a) => B

fn2​

(b) => C

fn3​

(c) => D

fn4​

(d) => E

Returns​

(value): E

Parameters​

value​

A

Returns​

E

Call Signature​

<A, B, C, D, E, F>(fn1, fn2, fn3, fn4, fn5): (value) => F

Type Parameters​

A​

A

B​

B

C​

C

D​

D

E​

E

F​

F

Parameters​

fn1​

(a) => B

fn2​

(b) => C

fn3​

(c) => D

fn4​

(d) => E

fn5​

(e) => F

Returns​

(value): F

Parameters​

value​

A

Returns​

F

Call Signature​

<A, B, C, D, E, F, G>(fn1, fn2, fn3, fn4, fn5, fn6): (value) => G

Type Parameters​

A​

A

B​

B

C​

C

D​

D

E​

E

F​

F

G​

G

Parameters​

fn1​

(a) => B

fn2​

(b) => C

fn3​

(c) => D

fn4​

(d) => E

fn5​

(e) => F

fn6​

(f) => G

Returns​

(value): G

Parameters​

value​

A

Returns​

G

Call Signature​

<A, B, C, D, E, F, G, H>(fn1, fn2, fn3, fn4, fn5, fn6, fn7): (value) => H

Type Parameters​

A​

A

B​

B

C​

C

D​

D

E​

E

F​

F

G​

G

H​

H

Parameters​

fn1​

(a) => B

fn2​

(b) => C

fn3​

(c) => D

fn4​

(d) => E

fn5​

(e) => F

fn6​

(f) => G

fn7​

(g) => H

Returns​

(value): H

Parameters​

value​

A

Returns​

H

Call Signature​

<A, B, C, D, E, F, G, H, I>(fn1, fn2, fn3, fn4, fn5, fn6, fn7, fn8): (value) => I

Type Parameters​

A​

A

B​

B

C​

C

D​

D

E​

E

F​

F

G​

G

H​

H

I​

I

Parameters​

fn1​

(a) => B

fn2​

(b) => C

fn3​

(c) => D

fn4​

(d) => E

fn5​

(e) => F

fn6​

(f) => G

fn7​

(g) => H

fn8​

(h) => I

Returns​

(value): I

Parameters​

value​

A

Returns​

I

Call Signature​

<A, B, C, D, E, F, G, H, I, J>(fn1, fn2, fn3, fn4, fn5, fn6, fn7, fn8, fn9): (value) => J

Type Parameters​

A​

A

B​

B

C​

C

D​

D

E​

E

F​

F

G​

G

H​

H

I​

I

J​

J

Parameters​

fn1​

(a) => B

fn2​

(b) => C

fn3​

(c) => D

fn4​

(d) => E

fn5​

(e) => F

fn6​

(f) => G

fn7​

(g) => H

fn8​

(h) => I

fn9​

(i) => J

Returns​

(value): J

Parameters​

value​

A

Returns​

J

Example​

import { compose, map, reduce, toArray } from 'lfi'

const screamify = compose(
  map(word => word.toUpperCase()),
  reduce(toArray()),
  // Also works with non-`lfi` functions!
  array => array.sort(),
)

console.log(screamify([`sloth`, `lazy`, `sleep`]))
//=> [ 'SLOTH', 'LAZY', 'SLEEP' ]
Playground

Since​

v0.0.2