1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
// Copyright 2018-2022 the Deno authors. All rights reserved. MIT license.// This module is browser compatible.
/** * Filters the given array, removing all elements that do not match the given predicate * **in place. This means `array` will be modified!**. */export function filterInPlace<T>(  array: Array<T>,  predicate: (el: T) => boolean,): Array<T> {  let outputIndex = 0;
  for (const cur of array) {    if (!predicate(cur)) {      continue;    }
    array[outputIndex] = cur;    outputIndex += 1;  }
  array.splice(outputIndex);
  return array;}
/** * Produces a random number between the inclusive `lower` and `upper` bounds. */export function randomInteger(lower: number, upper: number) {  return lower + Math.floor(Math.random() * (upper - lower + 1));}