17 lines
447 B
TypeScript
17 lines
447 B
TypeScript
import {error} from "../util/error";
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export function minBy<T>(value: T[], transform: (it: T) => number): T {
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if (value.length === 0) error();
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let minIt = value[0];
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let minVal = transform(minIt);
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for (let index = 1; index < value.length; index++) {
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const it = value[index];
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const val = transform(it);
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if (val < minVal) {
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minIt = it;
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minVal = val;
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}
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}
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return minIt;
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}
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