Function arrayUpdate

packages/effect/src/internal/hashMap/array.ts:2–11

(mutate: boolean, at: number, v: A, arr: Array<A>)

/** @internal */
export function arrayUpdate<A>(mutate: boolean, at: number, v: A, arr: Array<A>) {
  let out = arr
  if (!mutate) {
    const len = arr.length
    out = new Array(len)
    for (let i = 0; i < len; ++i) out[i] = arr[i]!
  }
  out[at] = v
  return out
}

/** @internal */
export function arraySpliceOut<A>(mutate: boolean, at: number, arr: Array<A>) {