Function splitLeadingImage

site/thumbnail.ts:37–50

(
  markdown: string | undefined,
)

};

const splitLeadingImage = (
  markdown: string | undefined,
): {thumbnail?: Thumbnail; markdown: string} => {
  const source = markdown ?? '';
  const trimmed = source.replace(/^\s+/, '');
  const [firstLine = ''] = trimmed.split('\n');
  const thumbnail = parseLeadingImage(firstLine.trim());
  return thumbnail == null
    ? {markdown: source}
    : {
        thumbnail,
        markdown: removeLeadingWhitespace(trimmed.slice(firstLine.length)),
      };
};

const getCommentText = (
  parts: {text: string}[] | undefined,