/** * Composes single-argument functions from right to left. The rightmost * function can take multiple arguments as it provides the signature for * the resulting composite function. * * @param {...Function} funcs The functions to compose. * @returns {Function} A function obtained by composing the argument functions * from right to left. For example, compose(f, g, h) is identical to doing * (...args) => f(g(h(...args))). */ export default function compose(...funcs) { if (funcs.length === 0) { return (arg) => arg } if (funcs.length === 1) { return funcs[0] } return funcs.reduce((a, b) => (...args) => a(b(...args))) }