Function getThumbnailFromMatch

site/thumbnail.ts:19–25

(match: RegExpMatchArray)

  /!\[([^\]]*)\]\(\s*([^) \t\r\n]+)\s*(?:(?:"([^"]*)"|'([^']*)'))?\s*\)/;

const getThumbnailFromMatch = (match: RegExpMatchArray): Thumbnail => ({
  alt: match[1] ?? '',
  src: match[2] ?? '',
  ...(match[3] == null && match[4] == null
    ? {}
    : {title: match[3] ?? match[4]}),
});

const parseLeadingImage = (markdown: string): Thumbnail | undefined => {
  const match = markdown.match(new RegExp(`^${IMAGE_MARKDOWN.source}\\s*$`));