Function weightedIntegerSource

weightedIntegerSource(
maxOrOptions: number | WeightedIntegerOptions,
): RandomSource
Random integer, weighted according to an easing function. Number will be inclusive of min and below max.
Parameters
- maxOrOptions: number | WeightedIntegerOptions
  Maximum (exclusive)
Returns RandomSource
Function that produces a random weighted integer
Example: 0..99
```
import * as Random from 'https://unpkg.com/ixfx/dist/random.js';
const r = Random.weightedIntegerFn(100);
r(); // Produce value
```
Example: 20..29
```
const r = Random.weightedIntegerFn({ min: 20, max: 30 });
r(); // Produce value
```
Example: 0..99 with 'quadIn' easing
```
const r = Random.weightedInteger({ max: 100, easing: `quadIn` });
```
Note: result from easing function will be clamped to the min/max (by default 0-1);