silverbullet/webapp/src/util.ts

export function countWords(str: string): number {
  var matches = str.match(/[\w\d\'\'-]+/gi);
  return matches ? matches.length : 0;
}

export function readingTime(wordCount: number): number {
  // 225 is average word reading speed for adults
  return Math.ceil(wordCount / 225);
}

export function safeRun(fn: () => Promise<void>) {
  fn().catch((e) => {
    console.error(e);
  });
}

export function isMacLike() {
  return /(Mac|iPhone|iPod|iPad)/i.test(navigator.platform);
}