mirror of
https://github.com/swc-project/swc.git
synced 2024-12-20 20:22:26 +03:00
39 lines
1.2 KiB
TypeScript
39 lines
1.2 KiB
TypeScript
|
// Loaded from https://deno.land/x/ramda@v0.27.2/source/compose.js
|
||
|
|
|
||
|
|
|
||
|
|
import pipe from './pipe.js';
|
||
|
|
import reverse from './reverse.js';
|
||
|
|
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Performs right-to-left function composition. The last argument may have
|
||
|
|
* any arity; the remaining arguments must be unary.
|
||
|
|
*
|
||
|
|
* **Note:** The result of compose is not automatically curried.
|
||
|
|
*
|
||
|
|
* @func
|
||
|
|
* @memberOf R
|
||
|
|
* @since v0.1.0
|
||
|
|
* @category Function
|
||
|
|
* @sig ((y -> z), (x -> y), ..., (o -> p), ((a, b, ..., n) -> o)) -> ((a, b, ..., n) -> z)
|
||
|
|
* @param {...Function} ...functions The functions to compose
|
||
|
|
* @return {Function}
|
||
|
|
* @see R.pipe
|
||
|
|
* @example
|
||
|
|
*
|
||
|
|
* const classyGreeting = (firstName, lastName) => "The name's " + lastName + ", " + firstName + " " + lastName
|
||
|
|
* const yellGreeting = R.compose(R.toUpper, classyGreeting);
|
||
|
|
* yellGreeting('James', 'Bond'); //=> "THE NAME'S BOND, JAMES BOND"
|
||
|
|
*
|
||
|
|
* R.compose(Math.abs, R.add(1), R.multiply(2))(-4) //=> 7
|
||
|
|
*
|
||
|
|
* @symb R.compose(f, g, h)(a, b) = f(g(h(a, b)))
|
||
|
|
* @symb R.compose(f, g, h)(a)(b) = f(g(h(a)))(b)
|
||
|
|
*/
|
||
|
|
export default function compose() {
|
||
|
|
if (arguments.length === 0) {
|
||
|
|
throw new Error('compose requires at least one argument');
|
||
|
|
}
|
||
|
|
return pipe.apply(this, reverse(arguments));
|
||
|
|
}
|