Function parseTimingPlan

packages/test/src/marble-parser.ts:268–312

(plan: MarbleTimingPlan)

}

export function parseTimingPlan(plan: MarbleTimingPlan): number[] {
  if (typeof plan !== 'string') {
    let previous = -Infinity;
    return plan.map((time) => {
      const valid = validateDuration(time);
      if (valid <= previous) {
        throw new Error('Timing plan entries must be strictly increasing absolute times.');
      }
      previous = valid;
      return valid;
    });
  }

  const characters = [...plan];
  const opportunities: number[] = [];
  let frame = 0;

  for (let index = 0; index < characters.length; index++) {
    const character = characters[index];
    if (character === undefined) {
      break;
    }
    if (isWhitespace(character)) {
      continue;
    }

    const duration = readDuration(characters, index);
    if (duration) {
      frame += duration.milliseconds;
      index += duration.length - 1;
      continue;
    }

    if (character === '-') {
      frame += 1;
      continue;
    }
    if ('|#^!()'.includes(character)) {
      throw new Error(`Timing plans cannot contain the reserved marker "${character}".`);
    }
    opportunities.push(frame);
    frame += 1;
  }
  return opportunities;
}

export function toSubscriptionLog(subscription: ParsedSubscription): ParsedSubscription {
  return {