import {error} from "../util/error";

export function minBy<T>(value: T[], transform: (it: T) => number): T {
    if (value.length === 0) error();
    let minIt = value[0];
    let minVal = transform(minIt);
    for (let index = 1; index < value.length; index++) {
        const it = value[index];
        const val = transform(it);
        if (val < minVal) {
            minIt = it;
            minVal = val;
        }
    }
    return minIt;
}