Function firstMatch

scripts/generate_slash_command_appendix.mjs:276–276

function parseMetadata(source) {
  const firstMatch = pattern => source.match(pattern)?.[1] ?? ''
  const name = firstMatch(/name:\s*'([^']+)'/)
  const type = firstMatch(/type:\s*'([^']+)'/)
  const description = firstMatch(/description:\s*`([^`]+)`/) || firstMatch(/description:\s*'([^']+)'/)