es-toolkit/dist/compat/util/cond.mjs

A state-of-the-art, high-performance JavaScript utility library with a small bundle size and strong type annotations.

import { isFunction } from "../../predicate/isFunction.mjs";
import { iteratee } from "./iteratee.mjs";
//#region src/compat/util/cond.ts
function cond(pairs) {
	const length = pairs.length;
	const processedPairs = pairs.map((pair) => {
		const predicate = pair[0];
		const func = pair[1];
		if (!isFunction(func)) throw new TypeError("Expected a function");
		return [iteratee(predicate), func];
	});
	return function(...args) {
		for (let i = 0; i < length; i++) {
			const pair = processedPairs[i];
			const predicate = pair[0];
			const func = pair[1];
			if (predicate.apply(this, args)) return func.apply(this, args);
		}
	};
}
//#endregion
export { cond };