INNER CODE UNIT · TypeScript

parseFrontmatter

cyanheads/pubmed-mcp-server · scripts/build-changelog.ts:85

function parseFrontmatter(content: string, fileLabel: string): Frontmatter {
  const match = content.match(/^---\n([\s\S]*?)\n---\n?/);
  if (!match) return { summary: null, breaking: false, security: false };

  const block = match[1] as string;

  // summary: quoted or bare, single line
  let summary: string | null = null;
  const summaryMatch = block.match(/^summary:\s*(.*)$/m);
  if (summaryMatch) {
    let raw = (summaryMatch[1] ?? '').trim();
    if ((raw.startsWith('"') && raw.endsWith('"')) || (raw.startsWith("'") && raw.endsWith("'"))) {
      raw = raw.slice(1, -1);
    }
    summary = raw.length > 0 ? raw : null;
  }
  if (summary !== null && summary.length > SUMMARY_MAX_LENGTH) {
    throw new Error(

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