53 lines
1.2 KiB
JavaScript
53 lines
1.2 KiB
JavaScript
/* eslint no-shadow:0 */
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export function curry1(fn) {
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return function curried(a, b, c) {
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const n = arguments.length;
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if (n >= 1) return fn(a, b, c);
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return curried;
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};
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}
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export function curry2(fn) {
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return function curried(a, b, c, d) {
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const n = arguments.length;
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if (n >= 2) return fn(a, b, c, d);
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if (n === 1) return curry1((b, c, d) => fn(a, b, c, d));
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return curried;
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};
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}
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export function curry3(fn) {
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return function curried(a, b, c, d, e) {
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const n = arguments.length;
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if (n >= 3) return fn(a, b, c, d, e);
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if (n === 2) return curry1((c, d, e) => fn(a, b, c, d, e));
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if (n === 1) return curry2((b, c, d, e) => fn(a, b, c, d, e));
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return curried;
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};
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}
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export function curry4(fn) {
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return function curried(a, b, c, d, e, f) {
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const n = arguments.length;
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if (n >= 4) return fn(a, b, c, d, e, f);
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if (n === 3) return curry1((d, e, f) => fn(a, b, c, d, e, f));
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if (n === 2) return curry2((c, d, e, f) => fn(a, b, c, d, e, f));
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if (n === 1) return curry3((b, c, d, e, f) => fn(a, b, c, d, e, f));
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return curried;
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};
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}
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export default function curry(fn, length = fn.length) {
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return [
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fn,
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curry1,
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curry2,
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curry3,
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curry4,
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][length](fn);
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}
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