Function parseMarkdownFrontmatter

src/modes/store.ts:36–48

* Extracts YAML frontmatter and Markdown body from a string. * Expects the format used by Claude Code SKILL.md, OpenCode agents, * and Cursor rules: `---` delimited YAML followed by Markdown content. * * @throws {Error} If the string does not contain valid `---` delimiters. * @returns The parse

(raw: string)

 * @returns The parsed frontmatter object and the body text.
 */
function parseMarkdownFrontmatter(raw: string): {
  frontmatter: Record<string, unknown>
  body: string
} {
  const parts = raw.split(/^---$/m)
  if (parts.length < 3) {
    throw new Error('Invalid markdown frontmatter: missing --- delimiters')
  }
  return {
    frontmatter: parseYaml(parts[1]) as Record<string, unknown>,
    body: parts.slice(2).join('---').trim(),
  }
}

function loadCustomModes(): CCBMode[] {
  if (customModes !== null) return customModes