Function parseSampleRate

packages/core/src/utils/parseSampleRate.ts:8–19

(sampleRate: unknown)

 * Any invalid sample rate will return `undefined`.
 */
export function parseSampleRate(sampleRate: unknown): number | undefined {
  if (typeof sampleRate === 'boolean') {
    return Number(sampleRate);
  }

  const rate = typeof sampleRate === 'string' ? parseFloat(sampleRate) : sampleRate;
  if (typeof rate !== 'number' || isNaN(rate) || rate < 0 || rate > 1) {
    return undefined;
  }

  return rate;
}