@philpl/buble/src/utils/array.js

The blazing fast, batteries-included ES2015 compiler

export function findIndex(array, fn) {
	for (let i = 0; i < array.length; i += 1) {
		if (fn(array[i], i)) return i;
	}

	return -1;
}

export function find(array, fn) {
	return array[findIndex(array, fn)];
}