Data: use pre-defined output array length in vectorToArray() (#29516)

2c535a95 · Leon Sorokin · GitHub · aa70a383 · 2c535a95
Commit 2c535a95 authored Dec 02, 2020 by Leon Sorokin Committed by GitHub Dec 02, 2020
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packages/grafana-data/src/vector/vectorToArray.ts
+1 -1

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--- a/packages/grafana-data/src/vector/vectorToArray.ts
+++ b/packages/grafana-data/src/vector/vectorToArray.ts
 import { Vector } from '../types/vector';

 export function vectorToArray<T>(v: Vector<T>): T[] {
-  const arr: T[] = [];
+  const arr: T[] = Array(v.length);
  for (let i = 0; i < v.length; i++) {
    arr[i] = v.get(i);
  }